Senior Electronics Engineer

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.
The Senior Electronics Engineer (ideally with 8+ years of relevant experience in designing hardware) will be able to make their mark on a broad and varied range of product designs and will be expected to assist in the integration of these designs into products, being the focal point for the complete system.
Main Duties:
The successful applicant will support the APNT Team across various programmes (both internally and Customer funded) and will be involved in the following main duties:
Develop requirements to ensure compliance to the relevant standards
Work alongside our 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
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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