Advanced Systems Safety Engineer

We are seeking a highly capable Systems Safety Engineer to contribute to the development and certification of advanced aerospace systems. This role involves conducting a full range of system safety assessments and collaborating closely with multidisciplinary engineering teams to ensure robust, compliant, and well‑reasoned safety justifications for complex technologies. ZeroAvia is at the forefront of building a new clean‑aviation ecosystem, and the successful candidate will be joining a world‑class team that is passionate about developing solutions that are not only zero‑emission but also commercially competitive and technically groundbreaking. Responsibilities: Conduct qualitative and quantitative System Safety Analyses in accordance with ARP4761A, including FHA, PSSA, SSA, FTA, FMECA, CMA, PRA, and ZSA. Generate clear and verifiable safety requirements for system and equipment design teams, ensuring alignment with programme objectives and airworthiness requirements. Develop reasoned safety arguments for complex and novel systems, such as fuel cell systems for aerospace applications, and communicate these effectively to internal and external stakeholders. Support familiarisation meetings and panel reviews with regulatory authorities. Qualifications & Experience: Bachelor’s or Master’s degree in engineering; specialisation in safety, reliability, aerospace, or electro‑mechanical systems is desirable. Minimum 5 years of professional experience in safety or reliability engineering, preferably within aerospace or aviation. Strong working knowledge of Aircraft and System Safety Assessment per ARP4761A (or equivalent), including FHA, FTA, FMEA, CCA, etc. Ability to analyse complex systems, identify critical failure modes, assess system reliability, and propose effective mitigation strategies. Good understanding of risk assessment methods and ALARP justification principles. Awareness of commercial aerospace certification regulations (e.g., Part 23 / CS‑23, Part 33 / CS‑E). Familiarity with safety assurance techniques for new safety‑critical products or components. Experience in writing and managing system requirements. Knowledge of systems development processes per ARP4754 (or equivalent). Understanding of reliability prediction methods (e.g., MIL‑HDBK‑217F). Awareness of software certification (DO‑178C) or hardware certification (DO‑254) considerations. Experience within a Part 21J Design Organisation is advantageous. At ZeroAvia, we’re clean sky thinkers. For the world to achieve truly clean, guilt-free flight, we need a scalable solution; hydrogen-electric powertrains. As a leader in zero-emission aviation and a UK Jet Zero Council member, we’re designing and commercialising hydrogen-powered solutions that will positively impact the future of aviation, global connectivity, and the world. Join us at our Global HQ in Cotswold Airport, home to some of our aircraft and the workplace of many ZeroAvians. Located just outside the historic market town of Cirencester, you’ll experience a workspace built by engineers for engineers. This is a high-velocity and fast-paced environment with good links to the M4 and M5, so it’s fitting that it’s also our UK Head Office. Why Join Us? We want to help you be your best self, at work and at home, that’s why we provide our employees with… Private health and dental care – get access to services and support when you need them. Add your family members too. Mental health support – enjoy a culture where positive mental health is front of mind with our trained Mental Health First Aiders, Employee Assistance Programmes and wellbeing support. Free lunch and healthy snacks – keeping you fuelled up so you can help us deliver the technology of the future** Sports, games and culture clubs – connect and keep fit with other ZeroAvians by joining one of our clubs – such as, running, cycling, padel, trivia, theatre and gardening. We also offer: Stock options – so you can share in our success. 25 days holiday, plus public holidays and additional days awarded for long service – to help you manage your work-life balance. Free EV Charging and membership in our EV Club. Salary Sacrifice Schemes for EV Club, Curry's Tech and Cycle to Work Weekly Spot Bonuses to reward excellence. Income Protection and Legal Support for peace of mind. Relocation Support to make your move seamless. Diversity and Inclusion As an emergent company shaping the aviation industry, we know that diversity fuels success and unlocks potential. We embrace being an equal-opportunity employer and actively seek individuals from diverse backgrounds. We value the multitude of skills, perspectives, and mindsets everyone can bring to the table. These experiences ignite creativity, originality, and growth. We proudly reject discrimination in all forms, including that based on race, religion, color, national origin, sex, gender expression, sexual orientation, age, marital status, veteran status, or disability status.