Sentinel Recruitment jobs in London

Who We Are

Join Network Rail - Where People and Connections Matter

At Network Rail, we're dedicated to keeping passengers and freight moving safely and efficiently across the country. When you join us, you're not just part of a team - you're part of something that matters to millions. We believe that our people are at the heart of what we do, and every role plays a vital part in building a better, more connected railway. Click here to learn more.

We're committed to creating a diverse, inclusive workplace that reflects the communities we serve. To discover more about our ED&I commitments click here. We value flexibility and understand the importance of a healthy work-life balance. As a Disability Confident Leader, we'll do everything we can to accommodate any needs throughout the recruitment process.

If you're ready to make a real difference, we'd love to hear from you!

Key Accountabilities

Skills, Experience & Qualifications

Essential

Must be a member of the Institute of Occupational Health and Safety (IOSH) at Technical (TechIOSH) level or above

Detailed knowledge of investigation techniques and able to demonstrate their proper application

Good knowledge of railway operations, engineering, safety and environmental management

Good knowledge of health and safety legislation

Excellent communication skills, written and verbal

Logical thinker, with good analytical skills and computer operating skills

Desirable

Level 6 NEBOSH or Degree or equivalent

Good influencing skills

About the role

Salary : Band 4B £35,582- £42,218 plus Inner London Allowance £3,270

• Generous annual leave , plus statutory days, with the option to buy or sell additional leave
• Defined benefit pension scheme , providing long term financial security
• Flexible and hybrid working arrangements
• Travel benefits , including:
  • Up to 75% subsidised rail and underground season tickets
  • Up to 75% discount on leisure rail travel
  • Interest free loans for season tickets and station car parking
• Health and wellbeing support
• Enhanced family policies
• Carer's leave , recognising caring responsibilities outside of work

Closing date : 05 August 2026 - Late applications will not be accepted.

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Drugs and Alcohol Standard:

Our Drugs and Alcohol Standard has changed. All prospective candidates who are offered a conditional role, will be required to undergo and pass a drugs and alcohol test. Your application will be rescinded if you record a positive test. All positive drugs and alcohol test results for prospective candidates will be securely held on Sentinel database and a 5 year suspension from applying for a safety critical role, a role which requires PTS certification or a Key Safety role on Network Rail Managed Infrastructure will be enforced.

You can visit Evenbreaks Career Hive for advice on accessibility support if you're unsure of the options available. Should you require any reasonable adjustments/modifications, please add a note to your application.

Network Rail Benefits - To find out about what benefits we offer, click here

All offers of employment are conditional upon satisfactory completion of pre-employment checks.

Your experience and skills

The ideal candidate is an experienced and credible investigator with strong technical knowledge of safety, environmental management, and railway operations. They demonstrate excellent analytical skills, with the ability to assess complex evidence, identify root causes, and produce clear, high¿quality reports with practical recommendations.

They are a confident communicator, capable of engaging with a wide range of stakeholders, building collaborative relationships, and influencing outcomes at all levels. A proactive and professional approach is essential, alongside the ability to manage competing priorities and respond effectively to feedback.

The candidate will have proven experience in investigation techniques, a good understanding of health and safety legislation, and be a member of IOSH (TechIOSH or above). They will also show a strong commitment to continuous improvement, learning, and embedding a fair and open safety culture.

Additionally, they will bring coaching and mentoring capability, supporting others to develop investigation standards and ensuring recommendations are effectively implemented.

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