Safety & Environmental Lead Engineer

Prattwhitney; High Wycombe; On-site; GBP 45,000 - 65,000; Full time

Job summary

RTX seeks a safety and environmental specialist to develop and maintain safety cases and environmental plans for defence projects. You will contribute to hazard analyses, risk assessment, and safety case artifacts across the engineering lifecycle at a high-security site.

You will work with multi-disciplinary teams under Def Stan guidance, ensuring regulatory compliance and customer satisfaction while supporting bids and design reviews at RTX sites in the UK.

Qualifications

• System safety and environmental experience in defence.
• Experience with Def Stan 00-056/55/051 or equivalent standards.
• Strong understanding of systems engineering principles and processes.
• Track record in producing safety and environmental cases acceptable to customers/regulators.
• Appreciation of safety standards and design/implementation techniques.
• Good understanding of the engineering lifecycle.
• Commercial awareness.

Responsibilities

• Prepare and maintain Safety and Environmental Management Plans.
• Support Hazard Identification and Hazard Analyses.
• Support Environmental Impact Screening and Scoping.
• Develop Hazard Logs and Environmental Feature Matrices.
• Prepare and maintain Safety and Environmental Cases.
• Develop artefacts to support Safety and Environmental Cases.
• Provide safety and environmental input to project and design reviews.
• Provide safety and environmental assurance, including auditing.
• Manage safety and environmental activities by other organisations and inspections.
• Support bid and proposal activities with safety/environment estimates.
• Support Safety and Environmental Committees.

Skills

System safety

Def Stan guidance

Systems engineering

Safety case writing

Regulatory awareness

Lifecycle knowledge

Commercial awareness

Education

Degree in Engineering or Science

Job description

Date Posted: 2026-09-11 Country: United Kingdom Location: High Wycombe, Buckinghamshire Position Role Type: Onsite At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

Key Responsibilities

• Preparation and maintenance of the Safety and Environmental Management Plan.
• Supporting Hazard Identification and Hazard Analyses.
• Supporting Environmental Impact Screening and Scoping.
• Developing Hazard Logs and Environmental Features Matrices.
• Preparation and maintenance of Safety and Environmental Cases.
• Developing artefacts to support the Safety and Environmental Case.
• Provision of safety and environmental input to project and design reviews.
• Provision of safety and environmental assurance, including auditing.
• Management of safety and environmental activities undertaken by other organisations including visits and inspections of training facilities.
• Provision of support to bid and proposal activities, including generation of estimates for safety and environmental aspects of the programme.
• Supporting and facilitating Safety and Environmental Committees.
• Any other duties required to meet the needs of the programme.

Essential Skills and Experience

• System safety and environmental experience within the defence domain.
• Experience of working with Def Stan 00-056, Def Stan 00-055, Def Stan 00-051 or other applicable standards.
• Strong understanding of systems engineering principles and processes.
• Track record in producing safety and environmental cases acceptable to the customer and/or regulator.
• Appreciation of safety standards and design/implementation techniques for safety.
• Good understanding of the engineering lifecycle.
• Commercial awareness.

Desirable Skills and Experience

• Degree in Engineering, Physics, Computing or other relevant subject.
• Experience of training solutions, army training doctrine, platforms or installation of equipment at customer sites.
• Knowledge of defence or public sector engineering standards and regulatory frameworks.
• Experience in training transformation or learning platforms.
• SAFe and ITIL4 certified.
• Experience of working in an Agile/SCRUM/DevOps delivery model.
• Knowledge of the MOD's GEAR framework.
• Security cleared or ability to obtain (SC or above).

Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.