Senior Electronics Engineer

Job description

Date Posted

2026-10-08 Country: United Kingdom Location: Harlow, Essex Position Role Type: Onsite Senior Electronics Engineer Harlow | Hybrid Working (Minimum 3 Days On Site) Design cutting-edge defence technology that protects mission-critical operations worldwide. Raytheon UK is seeking a Senior Electronics Engineer to join our high-performing Assured Position, Navigation and Timing (APNT) team. Working at the forefront of digital GPS Anti-Jam technology, you'll play a pivotal role in developing advanced electronic systems that support defence and military customers across the globe.

This is an opportunity for an experienced electronics engineer to take ownership of complex hardware designs from concept through to production, collaborating with multidisciplinary teams and influencing the future direction of innovative defence solutions.

What You'll Be Doing

• Lead the design and development of advanced electronic subsystems and hardware architectures
• Drive schematic capture, component selection, PCB design support, circuit simulation and verification activities
• Work closely with Systems, Software, RF and Mechanical Engineering teams to deliver integrated solutions
• Develop requirements and ensure designs meet relevant defence and industry standards
• Support products through prototype, integration, testing and production phases
• Produce technical documentation and present designs at reviews
• Mentor and support junior engineers within the team

What You'll Bring

Extensive experience designing embedded digital electronics and microprocessor-based systems

• Strong knowledge of: FPGA and SoC technologies ADC/DAC devices SRAM and Flash memory High-speed digital interfaces (LVDS, JESD) Ethernet, SPI, I2C, UART and RS422 Experience taking hardware designs from prototype through to manufacture Understanding of signal integrity, power integrity and design-for-manufacture principles
• Ability to analyse complex technical challenges and communicate solutions effectively Eligibility for, or current holding of, SC Security Clearance Desirable Experience Xilinx FPGA technologies Mentor Xpedition and SPICE tools MATLAB/Simulink modelling DO-254 compliant development APNT or similar defence-domain systems Environmental qualification testing including EMC, vibration and shock Why Raytheon UK?

Join a team delivering next-generation navigation and anti-jamming technologies that make a real difference on the modern battlefield. You'll work on technically challenging projects, collaborate with industry-leading engineers, and help shape innovative solutions that enhance national security. Ready to make your mark on mission-critical defence technology? Apply today.

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. #LI-SH1 RTX adheres to the principles of equal employment.

All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

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