Level A Commissioning Engineer in Oxford, Oxfordshire

🚂 We’re Hiring – Rail - Level A / Commissioning Engineer 🚂

Locations: Primarily Midlands projects, with some work across London. Ideally based between London and the Midlands.
Rate: £600–£750 per day (DOE)

We are looking for experienced Rail Level A / Commissioning Engineers to support electrical maintenance, testing, fault-finding and commissioning activities across railway infrastructure.

Key Responsibilities:

• Planned and reactive maintenance on LV/HV switchgear and electrical distribution systems.
• Secondary injection testing and protection relay verification.
• Electrical fault-finding, diagnostics and rectification.
• Commissioning new, modified and refurbished railway electrical assets.
• Functional testing, trip checks, interlock testing and operational proving.
• Ensuring all work complies with railway standards and electrical safety procedures.
• Producing accurate test reports and commissioning documentation.

Essential Requirements:

• Current Level A competence.
• Valid PTS certification.
• Proven railway electrical maintenance or commissioning experience.
• Experience with secondary injection testing and protection relays.
• Knowledge of LV/HV switchgear, protection and control systems.
• Strong electrical fault-finding and diagnostic skills.
• Full UK driving licence.
• Flexibility to work nights, weekends and engineering possessions.

Desirable:

• NVQ Level 3, HNC/HND or equivalent electrical qualification.
• HV switching or additional electrical authorisations.
• Railway substations or power distribution experience.
• SSSTS, SMSTS or relevant safety qualifications.

📩 Interested in this opportunity? Please contact Amy Naden at ISS today!

- a. n  a  d  e  n  @  i  s  s  - L   t   d  .  c  o   .  u  k