Senior Safety Engineer – Hybrid, Impactful Defence Systems

Thales Group; Templecombe; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Private medical insurance

Cycle to work scheme

Employee discounts

Annual bonus

Stocks and shares

Volunteer day

Job summary

Thales Group is seeking Senior/Principal System Safety Engineers for UK-wide hybrid roles in Bristol and beyond. You will lead safety activities across the full project lifecycle, developing key safety artifacts and conducting hazard analyses to ensure complex systems are demonstrably safe and compliant.

Working with multidisciplinary teams, you will apply both qualitative and quantitative safety methods, engage stakeholders effectively, and support diverse defence and safety‑critical programmes

Qualifications

• Experience in Functional or System Safety within a safety-critical environment.
• Knowledge of Safety Management Systems and safety case development.
• Strong stakeholder engagement and communication skills.
• Understanding of standards/regulations such as DEF STAN 00-55/56, IEC 61508 or MIL‑STD‑882E.
• Ability to assess risk, influence design decisions and solve complex engineering challenges.

Responsibilities

• Lead safety engineering activities across the full project lifecycle.
• Develop Safety Artifacts such as Safety Cases, Safety Plans and Hazard Logs.
• Conduct HAZID and risk assessment workshops using HAZOPs, STPA and SWIFT.
• Apply qualitative and quantitative safety techniques including FHA, FMECA, FTA, ETA and Bow-Tie analysis.
• Provide robust safety evidence and assurance to customers and stakeholders.
• Support multiple projects across a range of technologies and platforms.

Skills

Functional/System Safety

Safety Management Systems

Stakeholder engagement

Standards knowledge (DEF STAN 00-55/56

Risk assessment & design influence

Job description

Thales Group is seeking Senior/Principal System Safety Engineers for UK-wide hybrid roles in Bristol and beyond. You will lead safety activities across the full project lifecycle, developing key safety artifacts and conducting hazard analyses to ensure complex systems are demonstrably safe and compliant.

Working with multidisciplinary teams, you will apply both qualitative and quantitative safety methods, engage stakeholders effectively, and support diverse defence and safety‑critical programmes