Alexander Mann Solutions - Public Sector Resourcing
Aldermaston, Berkshire
On behalf of AWE we are looking for a Senior Network Engineer (Inside IR35) for a 12 month contract. Full time onsite working based in Aldermaston. What if you could work on something that you can't test but cannot afford to fail? Something that could have spent years on a submarine, is launched into outer space (where the temperature is below -250c), comes hurtling through the atmosphere, being heated up and shaken and then must work? Some challenge. That's exactly what the team of over 6,500 people at AWE do every day delivering important work, in support of the most important mission - keeping the nation safe. AWE plays a crucial role in national nuclear security. Their role in nuclear deterrence and their specialist technical assistance to nuclear threat reduction is vital in the defence against the most serious threats faced by the UK. Working to support the defence of our country, AWE has a clear mission to keep everyone, the environment, their products and information, sites, and everything around them, safe and secure. An active DV Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.) As a Senior Network Engineer, you will be employed to undertake a defined range of Network engineering design, development, technical documentation & test activities for BAU and project work. You will also assist with the resolution of client-based issues, this will require taking ownership of such cases from the outset all the way through to resolution. As a Senior Network Engineer your main responsibilities will be: . Reviewing, on a daily basis, the status of a various networks, logging incidents where appropriate. . Escalating, in advance, to the Network Manager any likely breaches of agreed deadlines. . As the technical lead within the team you will be the point of escalation for any technical issues and queries, and assist with prioritisation and tasking to other team members. . Working with customers, project leads, 3rd parties and other stakeholders to discuss technical service issues assisting with the resolution of said issues. . Working with project leads to assist with design, development and testing of project-based work such as creating LLD's. . Maintaining up-to-date knowledge on network technologies. . Working to assist with capacity & availability management of various networks. . Problem Solving: investigate and resolve problems for services within their own area of responsibility. . Provisioning network services and devices where appropriate. Essential: . An active DV Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.) . Experience of support in a large and complex network environment at a Senior network engineering level. . Strong understanding of network fundamentals and troubleshooting processes. . Strong Experience with most of the following: . Experience working with Juniper Virtual Chassis and Clustering technology . Experience with configuring/troubleshooting EVPN/VXLAN on Juniper equipment. . Experience of configuring GRE tunnels and Routing Instances/VRFs. . Experience of PKI/certificate generation and renewal. . Networking: strong routing skills (OSPF, BGP), Firewall configuration, WAN/LAN design, device clustering, high availability. . Juniper Technologies: EX, QFX, switch configuration, SRX, vSRX Firewall and policy config, Junos Space, Security Director, Apstra. . Security Platforms: FortiGate, F5 BIG-IP (Load Balancing/AWAF), Pulse Secure/Ivanti, high-grade encryption. . Identity & Access Management: Cisco ISE (full life cycle), Windows NPS (RADIUS/802.1X). . Monitoring & Observability: SolarWinds, Splunk. . Core Network Services: IPAM, DHCP, DNS. . Effective communication with technical and non-technical stakeholders. Desirable: . Data Centre experience advantageous. . Extreme Switch knowledge desirable. Other requirements: . Willingness to work flexibly and to occasionally work evenings and weekends where exceptional circumstances require it. . Travel to remote sites when required which may involve overnight stays. . Part of on call rota. Please be aware that this role can only be worked within the UK and not Overseas. AWE's ambition is to create workplaces that recognise and celebrate differences, encourage diverse contributions and where people feel able to be themselves at work. They strive to create a genuine culture of openness and inclusion and encourage diverse applicants. Disability Confident As a member of the Disability Confident Scheme, AWE guarantees to interview all candidates who have a disability and who meet all the essential criteria for the vacancy. In cases where we have a high volume of candidates who have a disability who meet all the essential criteria, we will interview the best candidates from within that group. This scheme encourages candidates with a disability and/or neurodivergence to apply. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance. Armed Forces Covenant AWE guarantees to interview veterans or spouses/partners of military personnel who meet all the essential criteria for the vacancy. In cases where we have a high volume of ex-military candidates/military spouses or partners, who meet all of the essential criteria, we will interview the best candidates from within that group. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance. In applying for this role, you acknowledge the following "this role falls in scope of the Off Payroll Working in the Public Sector legislation. Any rates of payment quoted will reflect the gross rate per day for the assignment and will be subject to appropriate taxes and statutory costs. As such the payment to the intermediary and your income resulting from this contract will be different".
Feb 07, 2026
Contractor
On behalf of AWE we are looking for a Senior Network Engineer (Inside IR35) for a 12 month contract. Full time onsite working based in Aldermaston. What if you could work on something that you can't test but cannot afford to fail? Something that could have spent years on a submarine, is launched into outer space (where the temperature is below -250c), comes hurtling through the atmosphere, being heated up and shaken and then must work? Some challenge. That's exactly what the team of over 6,500 people at AWE do every day delivering important work, in support of the most important mission - keeping the nation safe. AWE plays a crucial role in national nuclear security. Their role in nuclear deterrence and their specialist technical assistance to nuclear threat reduction is vital in the defence against the most serious threats faced by the UK. Working to support the defence of our country, AWE has a clear mission to keep everyone, the environment, their products and information, sites, and everything around them, safe and secure. An active DV Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.) As a Senior Network Engineer, you will be employed to undertake a defined range of Network engineering design, development, technical documentation & test activities for BAU and project work. You will also assist with the resolution of client-based issues, this will require taking ownership of such cases from the outset all the way through to resolution. As a Senior Network Engineer your main responsibilities will be: . Reviewing, on a daily basis, the status of a various networks, logging incidents where appropriate. . Escalating, in advance, to the Network Manager any likely breaches of agreed deadlines. . As the technical lead within the team you will be the point of escalation for any technical issues and queries, and assist with prioritisation and tasking to other team members. . Working with customers, project leads, 3rd parties and other stakeholders to discuss technical service issues assisting with the resolution of said issues. . Working with project leads to assist with design, development and testing of project-based work such as creating LLD's. . Maintaining up-to-date knowledge on network technologies. . Working to assist with capacity & availability management of various networks. . Problem Solving: investigate and resolve problems for services within their own area of responsibility. . Provisioning network services and devices where appropriate. Essential: . An active DV Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. (Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.) . Experience of support in a large and complex network environment at a Senior network engineering level. . Strong understanding of network fundamentals and troubleshooting processes. . Strong Experience with most of the following: . Experience working with Juniper Virtual Chassis and Clustering technology . Experience with configuring/troubleshooting EVPN/VXLAN on Juniper equipment. . Experience of configuring GRE tunnels and Routing Instances/VRFs. . Experience of PKI/certificate generation and renewal. . Networking: strong routing skills (OSPF, BGP), Firewall configuration, WAN/LAN design, device clustering, high availability. . Juniper Technologies: EX, QFX, switch configuration, SRX, vSRX Firewall and policy config, Junos Space, Security Director, Apstra. . Security Platforms: FortiGate, F5 BIG-IP (Load Balancing/AWAF), Pulse Secure/Ivanti, high-grade encryption. . Identity & Access Management: Cisco ISE (full life cycle), Windows NPS (RADIUS/802.1X). . Monitoring & Observability: SolarWinds, Splunk. . Core Network Services: IPAM, DHCP, DNS. . Effective communication with technical and non-technical stakeholders. Desirable: . Data Centre experience advantageous. . Extreme Switch knowledge desirable. Other requirements: . Willingness to work flexibly and to occasionally work evenings and weekends where exceptional circumstances require it. . Travel to remote sites when required which may involve overnight stays. . Part of on call rota. Please be aware that this role can only be worked within the UK and not Overseas. AWE's ambition is to create workplaces that recognise and celebrate differences, encourage diverse contributions and where people feel able to be themselves at work. They strive to create a genuine culture of openness and inclusion and encourage diverse applicants. Disability Confident As a member of the Disability Confident Scheme, AWE guarantees to interview all candidates who have a disability and who meet all the essential criteria for the vacancy. In cases where we have a high volume of candidates who have a disability who meet all the essential criteria, we will interview the best candidates from within that group. This scheme encourages candidates with a disability and/or neurodivergence to apply. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance. Armed Forces Covenant AWE guarantees to interview veterans or spouses/partners of military personnel who meet all the essential criteria for the vacancy. In cases where we have a high volume of ex-military candidates/military spouses or partners, who meet all of the essential criteria, we will interview the best candidates from within that group. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance. In applying for this role, you acknowledge the following "this role falls in scope of the Off Payroll Working in the Public Sector legislation. Any rates of payment quoted will reflect the gross rate per day for the assignment and will be subject to appropriate taxes and statutory costs. As such the payment to the intermediary and your income resulting from this contract will be different".
Network Infrastructure Architect | SC Cleared | On-site in Cumbria I am currently seeking 1 Network Infrastructure Architect to join a long-term project starting as a 4 month contract, on-site in Cumbria. Location : Fully on-site in Cumbria area Rate : Inside IR35 Given the nature of the role and security requirements, candidates must be a sole UK national and hold active Security Clearance. Responsibilities include: Lead the design, planning, and on-site delivery of network infrastructure projects. Manage comms room design, including rack layouts, patching strategies, cable management, and structured cabling (copper and fibre). Create and maintain High-Level and Low-Level Designs (HLD/LLD), installation standards, and technical documentation. Provide technical oversight for containment, labelling, pathways, and adherence to installation best practices. Support engineers with configuration, deployment, and troubleshooting of Cisco network equipment (switching, routing, wireless, Firewalls). Assist with the integration of storage platforms, including SAN/NAS systems and related networking. Plan and coordinate UPS installations, power requirements, and resilience in line with site design principles. Work closely with project managers, engineers, suppliers, and security teams to ensure smooth delivery of infrastructure solutions. Carry out on-site surveys, assessments, and hardware audits to validate designs and identify improvements. Ensure all solutions meet operational, security, and compliance requirements. Engage with third-party vendors and suppliers to obtain quotations and manage deliverables. Required skills and experience: Strong technical background in enterprise network infrastructure and on-site implementations. In-depth knowledge of structured cabling (Cat5e/6/6a), fibre types, termination standards, containment, and patching systems. Hands-on experience with Cisco switching and routing technologies (IOS/NX-OS). Solid understanding of wireless technologies, VLANs, routing protocols, DHCP, DNS, and network segmentation. Experience with storage systems (SAN/NAS) and associated connectivity requirements. Familiarity with UPS systems, power distribution, and environmental considerations for comms rooms. Ability to read and produce technical drawings, rack elevations, schematics, and wiring diagrams. Strong communication skills with the ability to lead technical discussions on-site. Bonus/Additional experience: Experience working in secure or highly regulated environments (eg defence, government, critical national infrastructure). Knowledge of ITSM processes and tools (ServiceNow or similar). Understanding of data centre standards and best practices, including cooling, redundancy, and monitoring. Relevant certifications such as CCNA/CCNP, CompTIA Network+/Server+, or vendor-specific cabling accreditations. If this is of interest, please apply using your latest CV and let's discuss further!
Feb 05, 2026
Contractor
Network Infrastructure Architect | SC Cleared | On-site in Cumbria I am currently seeking 1 Network Infrastructure Architect to join a long-term project starting as a 4 month contract, on-site in Cumbria. Location : Fully on-site in Cumbria area Rate : Inside IR35 Given the nature of the role and security requirements, candidates must be a sole UK national and hold active Security Clearance. Responsibilities include: Lead the design, planning, and on-site delivery of network infrastructure projects. Manage comms room design, including rack layouts, patching strategies, cable management, and structured cabling (copper and fibre). Create and maintain High-Level and Low-Level Designs (HLD/LLD), installation standards, and technical documentation. Provide technical oversight for containment, labelling, pathways, and adherence to installation best practices. Support engineers with configuration, deployment, and troubleshooting of Cisco network equipment (switching, routing, wireless, Firewalls). Assist with the integration of storage platforms, including SAN/NAS systems and related networking. Plan and coordinate UPS installations, power requirements, and resilience in line with site design principles. Work closely with project managers, engineers, suppliers, and security teams to ensure smooth delivery of infrastructure solutions. Carry out on-site surveys, assessments, and hardware audits to validate designs and identify improvements. Ensure all solutions meet operational, security, and compliance requirements. Engage with third-party vendors and suppliers to obtain quotations and manage deliverables. Required skills and experience: Strong technical background in enterprise network infrastructure and on-site implementations. In-depth knowledge of structured cabling (Cat5e/6/6a), fibre types, termination standards, containment, and patching systems. Hands-on experience with Cisco switching and routing technologies (IOS/NX-OS). Solid understanding of wireless technologies, VLANs, routing protocols, DHCP, DNS, and network segmentation. Experience with storage systems (SAN/NAS) and associated connectivity requirements. Familiarity with UPS systems, power distribution, and environmental considerations for comms rooms. Ability to read and produce technical drawings, rack elevations, schematics, and wiring diagrams. Strong communication skills with the ability to lead technical discussions on-site. Bonus/Additional experience: Experience working in secure or highly regulated environments (eg defence, government, critical national infrastructure). Knowledge of ITSM processes and tools (ServiceNow or similar). Understanding of data centre standards and best practices, including cooling, redundancy, and monitoring. Relevant certifications such as CCNA/CCNP, CompTIA Network+/Server+, or vendor-specific cabling accreditations. If this is of interest, please apply using your latest CV and let's discuss further!
NETWORK ENGINEER x3 £550 - £600 per day Inside IR35 Location - Reading, 5 days per week On-Site Clearance Level Required - Developed Vetting (DV) About the Role We are recruiting multiple DV Cleared Network Engineers to support a high-security programme based onsite in Reading. These roles are ideal for experienced network professionals with strong hands-on capability in Palo Alto , Juniper , and Cisco ISE technologies. You will be joining a dynamic engineering team working on secure, business-critical infrastructure. Key Responsibilities Design, implement, and support secure network solutions across complex environments. Configure, manage, and troubleshoot Palo Alto Firewalls , including security policies and Panorama management. Support and maintain Juniper networks , including routing, switching, and security appliances. Administer and optimise Cisco Identity Services Engine (ISE) for network access control. Perform network performance analysis, diagnostics, and problem resolution. Maintain documentation, network diagrams, and configuration standards. Work collaboratively with security, infrastructure, and programme teams in a high-security setting. Essential Skills & Experience Active DV Clearance (Developed Vetting). Strong hands-on experience with Palo Alto Networks Firewalls. Practical knowledge of Juniper routing and switching platforms. Experience with Cisco ISE in secure enterprise environments. Solid understanding of network security principles, protocols, and best practices. Ability to work onsite within a sensitive, high-security environment.
Feb 03, 2026
Contractor
NETWORK ENGINEER x3 £550 - £600 per day Inside IR35 Location - Reading, 5 days per week On-Site Clearance Level Required - Developed Vetting (DV) About the Role We are recruiting multiple DV Cleared Network Engineers to support a high-security programme based onsite in Reading. These roles are ideal for experienced network professionals with strong hands-on capability in Palo Alto , Juniper , and Cisco ISE technologies. You will be joining a dynamic engineering team working on secure, business-critical infrastructure. Key Responsibilities Design, implement, and support secure network solutions across complex environments. Configure, manage, and troubleshoot Palo Alto Firewalls , including security policies and Panorama management. Support and maintain Juniper networks , including routing, switching, and security appliances. Administer and optimise Cisco Identity Services Engine (ISE) for network access control. Perform network performance analysis, diagnostics, and problem resolution. Maintain documentation, network diagrams, and configuration standards. Work collaboratively with security, infrastructure, and programme teams in a high-security setting. Essential Skills & Experience Active DV Clearance (Developed Vetting). Strong hands-on experience with Palo Alto Networks Firewalls. Practical knowledge of Juniper routing and switching platforms. Experience with Cisco ISE in secure enterprise environments. Solid understanding of network security principles, protocols, and best practices. Ability to work onsite within a sensitive, high-security environment.
CBSbutler Holdings Limited trading as CBSbutler
Basingstoke, Hampshire
Cas Architect +Permanent opportunity +Hybrid working in Basingstoke / Bracknell +SC / DV cleared role - must be eligible for DV clearance + 70,000 + 6k car + 15% bonus + 10% DV allowance Skills: +Cisco Firepower +HLD / LLD +Team Leadership experience We are looking for a BPS/CAS Architect to technically lead projects in cyber monitoring and remote access within a large program. This is within the secure Defence and Government sector. You will own requirements analysis for new proposed changes, devise and propose solution changes along with any proof of concept activities to support the production of technical solutions, produce high level design collateral or govern and review design documents, and give technical leadership within the program in all phases of the project solution life-cycle. The role reports into the BPS/CAS Tech Lead. Your experience Experienced in analysis of customer requirements, with demonstrable network design (high level and low level) experience in proposing and utilizing technologies from a variety of industry leading technology vendors. Demonstrable experience of evaluating customer strategy, operations and processes and proposing technical solutions to deliver on their strategy and improve business performance. Demonstrable experience in providing Technical Leadership/Ownership and expertise to guide the design and delivery of solutions through all phases of the large-scale project life cycle. Breadth of networking knowledge to include, protocols and cyber monitoring tools. Specific skills include Juniper Switching and Configuration, WAN routing including MPLS and BGP, network gateways, VPNs, remote access solutions (e.g. AnyConnect), network encryption and tunnelling technologies, Cisco Firepower, F5 TLS Intercept, Packet Brokers, Tap Aggregators, Gigamon, SNMP, TCP, TLS (including requisite cryptography), TLS intercept, PKI, HTTP, Sockets API. Familiarity with Endace technologies, HSMs, virtualization and scripting are desirable. Understanding of technologies for collecting, analysing, and storing security event data, and to automate and orchestrate incident response workflows. Participating in requirements gathering and development of solutions on a page Experience of performance testing of cyber monitoring tools (sizing, capacity management and planning, performance troubleshooting). Solid understanding of the project end-to-end life cycle, with good commercial and financial awareness in terms of understanding risks and dependencies associated with any delivery project. Experienced in the analysis and trouble-shooting of complex issues and defects, mitigating business, technical, and operational risks, and making recommendations to senior management. Demonstrable experience of technically coordinating other technical architects and engineers, collaborating with multiple teams, supporting project managers in planning and reporting activities, service readiness, and providing guidance and support to live service teams. Excellent communications skills with multiple stakeholders, able to take ownership and responsibility and make quick decisions. Able to communicate calmly and concisely with the Customer. If you'd like to discuss this CAS Architect in more detail, please send your updated CV to (url removed) and I will get in touch.
Feb 03, 2026
Full time
Cas Architect +Permanent opportunity +Hybrid working in Basingstoke / Bracknell +SC / DV cleared role - must be eligible for DV clearance + 70,000 + 6k car + 15% bonus + 10% DV allowance Skills: +Cisco Firepower +HLD / LLD +Team Leadership experience We are looking for a BPS/CAS Architect to technically lead projects in cyber monitoring and remote access within a large program. This is within the secure Defence and Government sector. You will own requirements analysis for new proposed changes, devise and propose solution changes along with any proof of concept activities to support the production of technical solutions, produce high level design collateral or govern and review design documents, and give technical leadership within the program in all phases of the project solution life-cycle. The role reports into the BPS/CAS Tech Lead. Your experience Experienced in analysis of customer requirements, with demonstrable network design (high level and low level) experience in proposing and utilizing technologies from a variety of industry leading technology vendors. Demonstrable experience of evaluating customer strategy, operations and processes and proposing technical solutions to deliver on their strategy and improve business performance. Demonstrable experience in providing Technical Leadership/Ownership and expertise to guide the design and delivery of solutions through all phases of the large-scale project life cycle. Breadth of networking knowledge to include, protocols and cyber monitoring tools. Specific skills include Juniper Switching and Configuration, WAN routing including MPLS and BGP, network gateways, VPNs, remote access solutions (e.g. AnyConnect), network encryption and tunnelling technologies, Cisco Firepower, F5 TLS Intercept, Packet Brokers, Tap Aggregators, Gigamon, SNMP, TCP, TLS (including requisite cryptography), TLS intercept, PKI, HTTP, Sockets API. Familiarity with Endace technologies, HSMs, virtualization and scripting are desirable. Understanding of technologies for collecting, analysing, and storing security event data, and to automate and orchestrate incident response workflows. Participating in requirements gathering and development of solutions on a page Experience of performance testing of cyber monitoring tools (sizing, capacity management and planning, performance troubleshooting). Solid understanding of the project end-to-end life cycle, with good commercial and financial awareness in terms of understanding risks and dependencies associated with any delivery project. Experienced in the analysis and trouble-shooting of complex issues and defects, mitigating business, technical, and operational risks, and making recommendations to senior management. Demonstrable experience of technically coordinating other technical architects and engineers, collaborating with multiple teams, supporting project managers in planning and reporting activities, service readiness, and providing guidance and support to live service teams. Excellent communications skills with multiple stakeholders, able to take ownership and responsibility and make quick decisions. Able to communicate calmly and concisely with the Customer. If you'd like to discuss this CAS Architect in more detail, please send your updated CV to (url removed) and I will get in touch.
CBSbutler Holdings Limited trading as CBSbutler
Maidstone, Kent
Network Engineer +6 months+ +SC cleared - sole British nationals only due to nature of the project +Remote role - occasional travel to Maidstone + 425 - 450 a day +Inside IR35 Skills: +Cisco +Aruba +LAN / WAN +SC clearance This Network Engineering role focusses on implementation of Network services and will cover LAN, WAN, Firewall, and Security infrastructures, with a key focus on Cisco and Aruba. Expectation is the successful candidate will have 5 to 10 years proven work experience in a challenging, multi-vendor Data centre environment working as part of a team delivering project engineering functions. Key Responsibilities: Network Maintenance and Troubleshooting: Maintain data network hardware and systems. Investigate and resolve network and hardware issues. Analyze, isolate, and troubleshoot network errors. Assess and upgrade legacy network components as needed. Technical Support and Leadership: Provide technical support for both internal and external customers. Respond to technical inquiries and recommend solutions. Lead network problem escalation and resolution. Network Installation and Configuration: Install and maintain network infrastructure, including hardware, software, and system data for small to medium-sized networks. Deploy network applications on servers and voice equipment. Conduct network testing, maintenance, and problem resolution. Perform network configurations and implement configuration changes on Routers, Switches, Firewalls and Security appliances. Documentation and Communication: Prepare network diagrams and documentation to reflect current Network operational status. Draft proposal documentation to address customer requirements. Mandatory Skills: Cisco LAN / WAN skills equivalent to CCNP level. Aruba LAN skills equivalent to Aruba ACP level. Demonstrable experience working in a large-scale multi-vendor complex campus environment. Demonstrable experience working with Checkpoint and Palo Alto Firewalls. Strong technical documentation skills. Experience with complex routing protocols, including OSPF, BGP, and iBGP. Experience in configuring and managing IPSec tunnels on firewalls and routers. Experience working with large scale structured cabling infrastructures in a production / manufacturing environment. Required: Experience in data networking with both Cisco and Aruba infrastructures. Proven experience troubleshooting LAN / WAN / FW systems and technical infrastructure. Knowledge of modern network systems, networking principles, and data or video communication. Currently possess SC clearance (Mandatory). If you would like to discuss this role in more detail, please send your updated CV to (url removed) and I will get in touch.
Feb 02, 2026
Contractor
Network Engineer +6 months+ +SC cleared - sole British nationals only due to nature of the project +Remote role - occasional travel to Maidstone + 425 - 450 a day +Inside IR35 Skills: +Cisco +Aruba +LAN / WAN +SC clearance This Network Engineering role focusses on implementation of Network services and will cover LAN, WAN, Firewall, and Security infrastructures, with a key focus on Cisco and Aruba. Expectation is the successful candidate will have 5 to 10 years proven work experience in a challenging, multi-vendor Data centre environment working as part of a team delivering project engineering functions. Key Responsibilities: Network Maintenance and Troubleshooting: Maintain data network hardware and systems. Investigate and resolve network and hardware issues. Analyze, isolate, and troubleshoot network errors. Assess and upgrade legacy network components as needed. Technical Support and Leadership: Provide technical support for both internal and external customers. Respond to technical inquiries and recommend solutions. Lead network problem escalation and resolution. Network Installation and Configuration: Install and maintain network infrastructure, including hardware, software, and system data for small to medium-sized networks. Deploy network applications on servers and voice equipment. Conduct network testing, maintenance, and problem resolution. Perform network configurations and implement configuration changes on Routers, Switches, Firewalls and Security appliances. Documentation and Communication: Prepare network diagrams and documentation to reflect current Network operational status. Draft proposal documentation to address customer requirements. Mandatory Skills: Cisco LAN / WAN skills equivalent to CCNP level. Aruba LAN skills equivalent to Aruba ACP level. Demonstrable experience working in a large-scale multi-vendor complex campus environment. Demonstrable experience working with Checkpoint and Palo Alto Firewalls. Strong technical documentation skills. Experience with complex routing protocols, including OSPF, BGP, and iBGP. Experience in configuring and managing IPSec tunnels on firewalls and routers. Experience working with large scale structured cabling infrastructures in a production / manufacturing environment. Required: Experience in data networking with both Cisco and Aruba infrastructures. Proven experience troubleshooting LAN / WAN / FW systems and technical infrastructure. Knowledge of modern network systems, networking principles, and data or video communication. Currently possess SC clearance (Mandatory). If you would like to discuss this role in more detail, please send your updated CV to (url removed) and I will get in touch.
Job Title: DV Cleared Senior Network Engineer Location: Cambridgeshire with Travel to other sites when required Duration: 6 months with possible extension Rate: Up to 700 per day via an approved umbrella company Must be willing and eligible to go through the DV Clearance process Our client, a reputable organisation supporting UK defence, is hiring for a Senior Network Engineer to join their team primarily based in Cambridgeshire. This is a fantastic opportunity for a skilled network professional to contribute to critical infrastructure projects and ensure the resilience of vital networks. What you'll be doing: Acting as a Subject Matter Expert (SME) and design engineer for network upgrades and future developments Developing comprehensive design documentation, including SDRs, HLDs, LLDs, and test plans Building and configuring network hardware to meet design specifications Providing expertise on network obsolescence, proposing hardware replacements, and assessing risks associated with network shutdowns and new setups Troubleshooting complex network issues to maintain optimal performance Managing the current network infrastructure, primarily based on CISCO and Dell hardware Supporting network security and operational stability What you'll bring: Proven experience in designing and configuring enterprise network solutions Strong knowledge of CISCO and Dell networking equipment Familiarity with network documentation standards (SDRs, HLDs, LLDs) Experience in hardware replacement planning and risk assessment Ability to troubleshoot and resolve network issues efficiently Knowledge of CISCO Smart Account Management (desirable) Excellent communication skills and a proactive approach to problem-solving This role offers the chance to work on high-profile projects within a dynamic environment. If you're a motivated network professional ready to make an impact, we'd love to hear from you. Apply now to join a team committed to excellence and innovation.
Feb 02, 2026
Contractor
Job Title: DV Cleared Senior Network Engineer Location: Cambridgeshire with Travel to other sites when required Duration: 6 months with possible extension Rate: Up to 700 per day via an approved umbrella company Must be willing and eligible to go through the DV Clearance process Our client, a reputable organisation supporting UK defence, is hiring for a Senior Network Engineer to join their team primarily based in Cambridgeshire. This is a fantastic opportunity for a skilled network professional to contribute to critical infrastructure projects and ensure the resilience of vital networks. What you'll be doing: Acting as a Subject Matter Expert (SME) and design engineer for network upgrades and future developments Developing comprehensive design documentation, including SDRs, HLDs, LLDs, and test plans Building and configuring network hardware to meet design specifications Providing expertise on network obsolescence, proposing hardware replacements, and assessing risks associated with network shutdowns and new setups Troubleshooting complex network issues to maintain optimal performance Managing the current network infrastructure, primarily based on CISCO and Dell hardware Supporting network security and operational stability What you'll bring: Proven experience in designing and configuring enterprise network solutions Strong knowledge of CISCO and Dell networking equipment Familiarity with network documentation standards (SDRs, HLDs, LLDs) Experience in hardware replacement planning and risk assessment Ability to troubleshoot and resolve network issues efficiently Knowledge of CISCO Smart Account Management (desirable) Excellent communication skills and a proactive approach to problem-solving This role offers the chance to work on high-profile projects within a dynamic environment. If you're a motivated network professional ready to make an impact, we'd love to hear from you. Apply now to join a team committed to excellence and innovation.
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
Feb 01, 2026
Contractor
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper Switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
Oct 06, 2025
Contractor
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper Switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams click apply for full job details
Oct 04, 2025
Contractor
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams click apply for full job details
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper Switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
Sep 26, 2025
Contractor
Network Engineer (Gigamon or Juniper or Cisco) - Must hold an Active SC Clearance A Network Engineer with Gigamon expertise to join a highly skilled team delivering a major cyber roll-out for a large government client. This is a hands-on role working on a secure site, requiring strong technical skills, a proactive attitude, and the ability to work collaboratively with engineering and project teams. Key Responsibilities: Remotely configure hardware under the direction of a technical team lead. Build, configure, and harden Juniper Switches following detailed build guides. Build and on-board Gigamon physical appliances to the Gigavue FM Management Server . Travel to customer sites to install hardware within racks. Provide remote hardware support during customer testing phases. Deliver regular progress updates to the Project Manager and technical leads. Ensure new hardware is successfully integrated into support processes. Support out-of-hours work where required, due to customer operational schedules. Essential Skills & Experience: Demonstrable experience as a Network Engineer , ideally on Cisco-focused projects , with proven track record of implementing hardware at customer sites. Strong understanding of Gigamon solutions and on-boarding processes. If you don't have Gigamon experience you MUST have Extensive Juniper or Cisco experience. Ability to build positive working relationships and collaborate effectively within a wider project team. Clear and professional communication skills when dealing with colleagues, management, and customers. Experience supporting large government programmes or high-security environments. A proactive and positive approach with the ability to work independently and resolve technical issues. Comfortable working with minimal supervision, and able to troubleshoot and report on hardware issues and remediation steps. This is an exciting opportunity to contribute to a high-profile and impactful government programme, working with cutting-edge technologies in a secure and fast-paced environment.
