RF Engineer

  • American Society of Civil Engineers
  • Saffron Walden, Essex
  • Apr 23, 2026
Full time Engineering

Job Description

RF Engineer

Location: Saffron Walden, UK (fully on-site due to the nature of the role)

Salary: £55,000 - £85,000 per annum DOE

Requirements:
  • Highly experienced in RF Design and Testing
  • Experienced in RF Design Software such as HFSS, CST, ADS, MATLAB
  • 1st class honours or a high 2.1 degree in Engineering, Maths, Physics, Electronics or similar.
  • In-depth understanding of phased array antennas and beamforming technologies
  • Experience with RF Front-end components and RF communication standards
  • Knowledge of SDRs and tools like GNU Radio for signal processing
  • Strong problem solving ability
  • Must qualify for SC Clearance due to the nature of some customers
Responsibilities:
  • Develop and refine RF components and systems, including antennas, filters, and amplifiers.
  • Use simulation tools like HFSS, ADS, CST, and MATLAB to model and analyse RF systems.
  • Conduct testing and validation of RF hardware to meet performance standards and regulatory requirements.
  • Diagnose and address issues related to RF interference and signal integrity.
  • Partner with multidisciplinary teams to integrate RF elements into broader systems.
  • Design phased array antennas and implement beamforming technologies for advanced high frequency applications.
  • Record test outcomes and ensure adherence to EMC and EMI compliance standards.
  • Work with Software Defined Radios (SDRs) and tools such as GNU Radio for signal processing and evaluation.
Benefits:
  • An opportunity to join a success story in the making
  • Working on cutting edge technologies
  • Great remuneration

We are an equal opportunity employer and value diversity at RedTech. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.