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Senior Electronics Engineer
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Date Posted: 2026-09-16
Country: United Kingdom
Location: Harlow, Essex
Position Role Type: Onsite
Senior Electronics Engineer
Harlow, Hybrid (min 3 days a week on site)
Raytheon UK is looking for an experienced and high-performing Engineer to join a successful Assured Position, Navigation and Timing (APNT) team within the Global Sensors Mission Area, creating Digital GPS Anti-Jam Systems for the military market. The role will be based at Raytheon’s Harlow facility and the successful candidate will report directly to the APNT Digital Engineering Manager.
Main Duties:
- Develop requirements to ensure compliance to the relevant standards
- Work alongside system engineers on architectures of electronic subsystems and own the design
- Schematic creation, PCB design support, component selection
- Perform circuit simulation, evaluation and verification
- Work alongside embedded Systems, Software, RF and mechanical engineers
- Generate supporting design documentation and perform regular technical reviews
Candidate Requirements:
Essential:
- Experience with embedded digital electronics, microprocessor systems
- Experience of working with ADC/DAC
- Experience of working with memory devices such as SRAM, Flash
- Experience working with FPGAs and SoC technologies
- Experience of creating prototypes and turning them into a production hardware
- Experience of supporting PCB designs in conformance with defence engineering standards/airborne standards
- Experience with High-Speed Interfaces and signal technologies such as LVDS, JESD
- Signal and power integrity analysis
- Working knowledge of Ethernet, SPI, I2C, UART, RS422
- Experience in designing for manufacture
- Able to present technical information clearly and concisely to others
- Demonstrable analytical and problem-solving skills
- An openness to learn and try new techniques
- Ability to adapt to a dynamic work environment - working independently or with others to overcome obstacles
- Capable of analysing and reporting on technical data
- Eligible or holder of current SC security clearance
- Mentor less experience engineers within the team
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Desirable:
- Experience of working with the Xilinx chip family
- Familiarity with the application of a systems engineering approach across the design and development life cycle
- Experience using the Mentor Xpedition PCB design tool and SPICE
- Experience of circuit simulation tools such as Simscape and creating spice models
- Experience of creating design models in MATLAB/Simulink
- Experience creating DO254 compliant electronic systems
- APNT systems domain knowledge and/or experience in a similar field
- Understanding of environmental requirements (shock, vibration, EMC, etc.), experience applying these requirements to a design and experience testing for these requirements
Benefits:
- Competitive salary
- Contributory Pension Scheme (up to 10.5% company contribution)
- 6 times salary ‘Life Assurance’ with pension
- 25 days holiday (increasing with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr)
- Company bonus scheme (discretionary)
- Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others
- Enhanced sick pay
- Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave
- Work Culture
- 37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements.
- Early 1.30pm finish Friday, start your weekend early!
- Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role.
- Up to 5 paid days volunteering each year.
- Flexible working culture focused on output, with more formal flexible working arrangements on request (assessed subject to role) - please highlight any requests to the Talent Acquisition team.
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