Performance Analyst - Active SC

  • Stealth IT Consulting
  • Jul 30, 2026
Contractor Telecommunications

Job Description

Job Title: Performance Analyst
Rate: £380 (Outside IR35)
Duration: 6 months
Location: Remote
Clearance: Active SC
Stages: 1 Stage

Key Responsibilities

  • Monitor application, infrastructure, and service performance using Splunk .
  • Develop and maintain dashboards, alerts, reports, and performance metrics.
  • Analyse system behaviour, trends, and performance data to identify issues and opportunities for optimisation.
  • Investigate incidents and perform root cause analysis for performance-related problems.
  • Collaborate with development, DevOps, cloud, and infrastructure teams to improve service performance.
  • Support capacity planning, forecasting, and performance testing activities.
  • Produce performance reports and present findings to technical and non-technical stakeholders.
  • Define and track KPIs, SLAs, and operational metrics.
  • Recommend improvements to monitoring, observability, and reporting processes.
  • Support major releases and change activities by assessing performance impacts.

Essential Skills & Experience

  • Strong experience working as a Performance Analyst, Monitoring Analyst, or Service Performance Analyst.
  • Proven hands-on experience with Splunk Enterprise .
  • Ability to create and optimise:
    • Searches and SPL queries
    • Dashboards
    • Alerts
    • Reports
    • Data visualisations
  • Experience analysing large datasets to identify trends and performance issues.
  • Understanding of application performance monitoring and observability principles.
  • Experience supporting complex enterprise environments.
  • Strong stakeholder management and communication skills.
  • Experience producing technical and management-level reporting