L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Job Title – Graduate Electronics Engineer
Start Date – September 2026
Job Location – Farnborough, UK
Job ID – 29856
About this opportunity and L3Harris UK
From 11 UK sites, our team of nearly 1,000 people delivers unique capabilities across space, air, land, sea and cyber for military, security and commercial customers across the UK and worldwide.
L3Harris in Farnborough specialise in secure ground and airborne communication and network systems for the US military, international forces and commercial customers.
The Engineering Team are responsible for the through-life support of in-service tactical radio products and the development of products and systems to meet next generation customer requirements. The small multi-disciplinary engineering team comprises system, software, hardware and mechanical engineers.
This is an opportunity for a highly motivated graduate engineer who can contribute to the full lifecycle of tactical radio products and systems from research and development through to the sustainment and enhancement of existing in-service products. The successful candidate will work within a multi-disciplinary environment and will be involved in hardware / system design, obsolescence management and the operation/enhancement of test facilities. The Graduate Engineer will gain hand-on experience whilst ensuring compliance with demanding military and industry standards. We are seeking good communication skills to be able to discuss complex technical matters with other engineers and non-technical staff to develop appropriate solutions.
This role will report directly to the Engineering Manager and there will be daily interaction with other engineers and frequent contact with team members from within the company and partner organisations.
A few of our employee benefits are:
- 25 days holiday per year (plus bank holidays), increasing with long service and with the opportunity to buy/sell up to 5 days
- Private medical insurance with optional family cover
- Pension scheme of up to 7% employer contribution
- Life Assurance 4x salary (flexible up to 10x)
- Group income protection
- Flexible opt-in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover and cycle to work scheme
- Employee assistance program providing mental health and wellbeing support
- Professional membership reimbursement
What you can expect:
- Support the design, integration and testing of military radio systems and related electronic hardware.
- Assist with hardware fault diagnosis, testing and verification activities.
- Contribute to component obsolescence management including risk assessments, redesign support and liaison with suppliers.
- Support the development and maintenance of automated and manual test facilities.
- Work collaboratively with systems, software and other disciplines to ensure successful delivery of secure, reliable and resilient communications systems.
- Prepare and maintain accurate technical documentation, including design descriptions and test reports.
What you’ll bring
The role requires the following experience and skills:
- Bachelor or Master’s degree in Electronic Engineering, Electrical Engineering, Communications Engineering, Systems Engineering or a related science or engineering discipline.
- Proficient with standard office applications (e.g. Microsoft 365) and relevant computer based engineering tools.
- Sound understanding of electronic principles, electronic circuits and test methods.
- Strong analytical and problem solving skills with attention to detail.
- Effective communication skills and ability to work within a multi-disciplinary team
Desirable:
- Knowledge of RF and radio frequency communication principles.
- Experience with test and measurement equipment (oscilloscopes, spectrum analysers, network analysers, signal generators).
- Awareness of component obsolescence management strategies.
- Knowledge of computer networks and automated test environments.
- Previous placement or project experience in defence, aerospace or secure communications advantageous
Important to know
Due to the nature of our work many our roles require a UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks.
L3Harris Technologies is proud to be an Equal Opportunity Employer. We are committed to maintaining a workplace that is free from unlawful discrimination and offers equal opportunities for all. Applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief, and marriage and civil partnerships.