Systems Engineer (Safety)
L3Harris Technologies
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Benefits offered by this job
Job summary
L3Harris Technologies in Brighton, UK is seeking a Systems Engineer (Safety) to support the development, integration, and verification of complex aerospace systems. You will define system requirements, architecture, and interfaces, while embedding safety across the lifecycle.
Collaborate with mechanical, electrical and software teams; perform hazard analyses, support SRR/PDR/CDR reviews, and maintain technical documentation. UK nationality and potential security checks apply.
Qualifications
- Degree in Systems Engineering or related discipline; minimum 6+ years in Aerospace/Defence System Safety
- Experience with system safety artefacts and hazard analyses (FHA, PHA, FMEA, FTA)
- Ability to work across multidisciplinary teams and manage technical documentation
Responsibilities
- Develop, manage and trace system requirements from customer needs to verification
- Define system architecture and interfaces across mechanical, electrical and software elements
- Contribute to system integration, verification and validation activities
- Participate in design reviews (SRR, PDR, CDR, TRR) and maintain verification plans
- Ensure safety requirements are allocated, verified, and maintained throughout the design lifecycle
Skills
Education
Tools
Job description
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 is the Trusted Disruptor in defense tech. 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.
Operating at 11 sites in the United Kingdom, L3Harris supports Britain's mission to secure and strengthen the country by delivering sovereign innovation across the space, air, land, sea and cyber domains.
For over 70 years, L3Harris has designed and developed industry-leading carriage and release systems for fighter, rotary-wing and unmanned platforms and we design, manufacture and test a large portion of our release systems portfolio in our Brighton facility which offers 48,500 square feet of manufacturing space. Our mission-critical release systems equipment is on most major airborne fighter platforms worldwide, including the F-35, along with other aircraft like the Gripen and Typhoon.
Please note, our Brighton business is moving to a new location in 2027. The new site is expected to be within a 15‑minute drive of our current site.
We are seeking a Systems Engineer with experience or exposure to safety engineering to support the development, integration, and verification of complex aerospace systems. The role will contribute to the definition of system requirements, system architecture, and integration activities while ensuring that safety considerations are embedded throughout the engineering lifecycle.
The successful candidate will work within a multi-disciplinary engineering team, collaborating with mechanical, electrical, and test engineers to deliver robust and compliant aerospace systems.
- Hybrid working where possible, three days onsite per week post probation
- Half day finish on a Friday
- 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 8% 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, cycle to work scheme, travel insurance and electric car scheme
- Employee Family Assistance Program providing mental health and wellbeing support
- Professional membership reimbursement (discretionary)
- Support the development and management of system requirements, ensuring traceability from customer needs through to verification.
- Assist in defining system architecture and interfaces across mechanical, electrical, and software elements.
- Contribute to system integration, verification, and validation activities.
- Participate in design reviews including SRR, PDR, CDR and test readiness reviews.
- Maintain engineering documentation including requirements, interface definitions, and verification plans.
- Support the development of system safety artefacts in accordance with aerospace and defence standards.
- Assist in performing hazard identification and analysis activities.
- Contribute to safety assessments such as: Functional Hazard Assessments (FHA), Preliminary Hazard Analysis (PHA), Failure Modes and Effects Analysis (FMEA), Fault Tree Analysis (FTA)
- Support the development and maintenance of Hazard Logs.
- Ensure safety requirements are captured, allocated, and verified within the system design.
- Managing the Quarterly Airworthiness Review Board
- Work closely with design, mechanical, electrical, and software engineering teams.
- Support engagement with customers, suppliers, and internal stakeholders.
- Assist in resolving technical issues and integration challenges.
- Experience working within complex engineering systems (aerospace, defence, or high-integrity industries).
- Understanding of systems engineering principles and lifecycle management.
- Some experience or exposure to system safety engineering.
- Experience managing technical documentation and requirements.
- Ability to work within multi-disciplinary engineering teams.
- Experience with safety standards such as: ARP4754, ARP4761, MIL-STD-882, Def Stan 00-056
- Experience contributing to hazard analyses (FMEA, FTA, FHA).
- Experience with requirements management
- Understanding of reliability analyses
- Knowledge of Reliasoft software tools
- Aerospace or defence programme experience.
- Degree in Systems Engineering, Aerospace Engineering, Mechanical Engineering, or a related discipline with 6+ years of experience working within the Aerospace/Defence industry in the System Safety domain.
- In lieu of a degree, minimum of 10 years of prior related experience.
- Strong analytical and problem-solving skills.
- Ability to work across disciplines and communicate complex technical information.
- Detail-oriented with a focus on safety and system integrity.
- Proactive and able to take ownership of tasks within a structured engineering process
- Proficiency with MS Excel, and MS Office application software.
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.
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