Principal Engineer

  • Job Reference: N4126-8A
  • Date Posted: 12 May 2022
  • Recruiter: Gregory-Martin International
  • Location: Marlow / Remote Working
  • Remote Working: Some remote working possible
  • Salary: £60,000 to £70,000
  • Sector: Engineering, Government & Defence
  • Job Type: Permanent
  • Work Hours: Full Time
  • Contact: Anne Hartley
  • Email:
  • Telephone: 01252 710215

Job Description

Principal Engineer – RF, Microwave, GPS, DSP, Electronics Communication Systems, Avionics, and Military sectors


As a Principal Engineer you will help drive the introduction of new products and assist in developing a range of novel processing techniques in support of anti-jamming, direction finding, and beam-forming applications. Your role will involve a range of research, data analysis and market-driven product development activities.


You will be working in the Avionics Business Unit alongside a multi-discipline team of Engineers, in an Agile based engineering approach. This Business Unit develops the next generation cutting-edge direction finding and GPS protection devices.


These devices are an expanding market for our client and are required to meet the growing threat of intentional GPS interference, which causes severe issues for GPS reliant systems worldwide.

Our client is looking for a candidate who has experience of the full project lifecycle from concept to completion. You will have a strong RF background, GPS systems.


Key Responsibilities – Principal Engineer

  • Design novel electronic communication equipment for the aviation and military industries.
  • Simulation and modelling of RF systems using latest toolsets
  • Collaborating with cross functional teams to create high performance products
  • Requirements capture, allocation, derivation, validation and verification.
  • Design of system, sub-system and equipment architecture definition, design analysis
  • Preparation of technical specification and other project documentation.
  • Preparation and presentation of technical design reviews.
  • Support preparation of technical estimates for non-recurring costs and manpower requirements.


Skills & Qualifications – Principal Engineer

  • Prior experience as a Senior/ Principal/ Technical Lead engineer providing technical guidance in support of a projects
  • Experience of full project lifecycle, from concept through to completion.
  • Happy to get involved and role your sleeves up
  • Degree - Bachelors, Master’s Degree  in Science, Electronics or engineering related subject


Design experience and/or appreciation of the following areas:

RF & Microwave design e.g. low noise front-end receivers

Use of tools such as Keysight ADS/AWR Microwave Office/CST, Altium & PSpice

RF Up/down conversion

RF sampling ADC / DAC

Interfaces such as RS232/422, UART, SPI, I2C, JESD204B

  • Experience with Laboratory test equipment: Spectrum Analyser, Signal Analyser, Signal Generator, and Oscilloscope.
  • Willing to apply a hands-on approach


It would be advantageous if you had:

  • Experience of platform integration and design certification
  • Design experience and/or appreciation of the following areas:
  • Analogue, Digital and power supply Electronics design.
  • Embedded Software, Firmware and Digital Signal Processing.
  • Integration of hardware with software and firmware


Keywords:  RF, DSP, GPS, Simulation, Modelling, Avionics, Aviation, Military, Defence, Electronics, Design, Electronics Design, RF Design, Microwave Design, Digital, Analogue, Firmware, Software, Digital Signal Processing, Power Supply Electronics Design


Principal Engineer – RF, Microwave, GPS, DSP, Electronics Communication Systems, Avionics, and Military sectors

Salary:  to £65,000 plus bonus and many benefits

Location:  Marlow, Buckinghamshire / Hybrid Working