Senior / Principal Autonomous Systems Safety Engineer

AtkinsRéalis; West of England; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid working

Training & development

Employee rewards

Job summary

AtkinsRéalis is seeking a Senior/Principal Autonomous Systems Safety Engineer to deliver safety engineering and assurance for autonomous, AI-enabled systems in defence programmes. You will lead safety cases, hazard logs and risk assessments, mentoring junior engineers and guiding bid teams.

You will work with clients and cross-disciplinary teams to apply Def Stan standards, AMLAS and emerging AI assurance approaches, shaping future safety practice while delivering robust safety arguments and

Qualifications

• Proven experience delivering safety engineering or safety assurance in UK defence or aviation.
• Experience developing Safety Cases, Safety Assessments and hazard logs.
• Strong knowledge of hazard identification, risk assessment and safety requirements.
• Understanding of systems engineering across the lifecycle.
• Experience with safety-critical software-intensive or autonomous systems.
• Knowledge of UK defence safety frameworks and assurance expectations.
• Experience supporting certification and acceptance of safety-critical systems.

Responsibilities

• Lead and support Safety Cases, Safety Assessments and assurance arguments for autonomous systems.
• Manage Hazard Logs and risk assessment activities including FHA, STPA, Bow Tie.
• Derive and verify safety requirements across lifecycle for autonomous systems.
• Apply defence safety standards and assurance frameworks like Def Stan 00-056/00-055.
• Provide strategic technical leadership as SME for autonomous safety.
• Engage with defence customers, regulators and industry groups.
• Provide safety guidance to systems, software, hardware and data teams.
• Produce clear safety reports and client deliverables.
• Support business development and mentoring of junior engineers.

Skills

Safety engineering

Autonomous systems

AI safety

Hazard analysis

Stakeholder influence

Technical leadership

Education

Engineering degree

Tools

Def Stan 00-056

AMLAS

SACE

Job description

Job Description

Overview

AtkinsRéalis is one of the UK’s leading engineering and consultancy organisations, supporting complex programmes across Defence, Aerospace, Nuclear and other highly regulated sectors. As demand for our services grows, we are looking for a Senior/Principal Autonomous Systems Safety Engineer to help deliver safety-critical solutions for autonomous and AI-enabled systems across the defence sector. Previous experience in safety engineering for software-intensive, autonomous or AI-enabled systems is essential; experience across Land, Maritime, Air or Weapons, Ordnance, Munitions and Explosives (WOME) domains would be beneficial.

Your role

As an Autonomous Systems Safety Engineer, you will deliver safety engineering and safety assurance activities across complex autonomous, software-intensive and AI-enabled systems. Working with clients and multidisciplinary teams, you will provide authoritative safety advice, develop robust assurance arguments, and support the safe introduction of autonomy into Defence environments.

This role combines deep technical expertise with the ability to communicate clearly, influence decision‑making and navigate complex stakeholder environments. You will help shape future approaches to autonomous systems safety while contributing to capability growth, technical leadership and mentoring across the team.

Your responsibilities may include:

• Leading and supporting the development, maintenance and delivery of Safety Cases, Safety Assessments and assurance arguments for autonomous and AI-enabled systems.
• Managing Hazard Logs and supporting hazard identification, risk assessment and risk management activities, including techniques such as FHA, STPA and Bow Tie Analysis.
• Deriving, allocating and verifying safety requirements throughout the lifecycle of complex autonomous, software‑intensive and AI-enabled systems.
• Applying recognised defence safety standards and assurance frameworks, including Def Stan 00-056, Def Stan 00-055 and emerging autonomy and AI assurance approaches.
• Providing strategic and technical leadership as a Subject Matter Expert for autonomous systems safety across programmes and bids.
• Engaging with Defence customers, regulators, assurance bodies and industry working groups to support acceptance and certification.
• Providing safety engineering guidance to systems, software, hardware, integration and data specialist teams.
• Producing clear, robust and well‑structured technical reports, safety documentation and client deliverables.
• Supporting business development, capability growth and the mentoring of more junior safety engineers and consultants.

About you

You are an experienced safety professional with strong expertise in software‑intensive, autonomous or AI-enabled systems. You can apply sound engineering judgement, communicate clearly with technical and non‑technical stakeholders, and work collaboratively across multidisciplinary teams.

Essential skills and experience

• Proven experience delivering safety engineering or safety assurance activities within UK Defence, Aerospace or another safety‑critical industry.
• Experience developing and maintaining Safety Cases, Safety Assessments, Hazard Logs and assurance arguments in line with recognised defence standards and good practice.
• Strong understanding of hazard identification, risk assessment, risk management and safety requirements methodologies.
• Knowledge of systems engineering principles and their application across the engineering lifecycle.
• Experience working on safety‑critical, mission‑critical, high‑integrity, software‑intensive, AI‑enabled or autonomous systems.
• Knowledge of UK Defence safety frameworks, including Def Stan 00-056, Def Stan 00-055 and associated assurance expectations.
• Experience supporting certification, assurance or acceptance of safety‑critical systems.
• Experience applying or developing assurance approaches for autonomous or AI‑enabled systems, including emerging frameworks such as AMLAS, SACE or equivalent.
• Ability to influence senior stakeholders, customers, regulators and assurance authorities through clear, evidence‑based technical advice.
• Degree qualified, or equivalent experience, in Engineering, Mathematics, Physics, Computer Science or a related STEM discipline.

Desirable skills and experience

• Experience with advanced safety analysis techniques such as STPA, SOTIF, FMECA, FTA or equivalent methods.
• Experience developing assurance approaches for uncrewed, robotic or multi‑agent autonomous systems.
• Experience applying simulation, modelling, virtual testing or scenario‑based assurance for autonomous systems.
• Knowledge of recognised functional safety and safety of intended functionality standards, including PAS 8800, ISO 26262 or ISO 21448.

Rewards & benefits

Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life.

Rewards and benefits – Careers at AtkinsRéalis

About AtkinsRéalis

We’re AtkinsRéalis, a world‑class engineering services and nuclear organization. We connect people, data and technology to transform the world’s infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We’re committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Additional information

Security clearance

This role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.

We are committed to creating a culture where everyone feels that they belong - a place where we can all be ourselves, thrive and develop to be the best we can be. So, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability. As a Disability Confident Leader, we are committed to offering an interview to all applicants who have a disability and meet the essential criteria. If you would like to be considered under this commitment, please let us know at the application stage.

Worker Type

Employee

Job Type

Regular

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world‑class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.