Senior Mechanical Engineer – Asset Reliability & Team Lead

NES Fircroft; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

NES Fircroft is seeking an experienced Mechanical Engineering Lead to join an established oil & gas operation in Dorset. You will lead the Mechanical Technician Team and provide day‑to‑day mechanical engineering support to deliver safe, reliable maintenance.

The role emphasizes equipment reliability improvements, minor project delivery, and contributing to the site’s long‑term mechanical strategy. A broad mechanical background, experience with rotating machinery, valves, pumps and pipelines,

Qualifications

• Broad mechanical engineering background, ideally in petrochemical/oil & gas.
• Experience with rotating machinery (pumps, compressors, engines, gearboxes) and hydraulic/pneumatic systems.
• Recognised mechanical qualification; HND or similar preferred.
• Strong communication, leadership and ability to work across technical and operational teams.

Responsibilities

• Lead and support the Mechanical Technician Team to plan and deliver maintenance safely.
• Coordinate with technicians, contractors and stakeholders to deliver maintenance and minor modifications.
• Provide engineering support for plant modifications, breakdowns and equipment reliability improvements.
• Plan and deliver minor mechanical projects and modifications.
• Develop and maintain mechanical equipment maintenance strategies.
• Support mechanical equipment procurement and review inventory requirements.
• Provide technical support and contribute to training of technicians.
• Apply strong standards of process safety, risk management and engineering compliance.

Skills

Rotating machinery

Pumps

Compressors

Engines

Gearboxes

Hydraulic systems

Pneumatic systems

Piping

Valves

PSVs

Pressure equipment

Process safety

Leadership

Engineering compliance

Education

Mechanical engineering qualification

apprenticeship or equivalent background

HND or similar qualification

Job description

NES Fircroft is seeking an experienced Mechanical Engineering Lead to join an established oil & gas operation in Dorset. You will lead the Mechanical Technician Team and provide day‑to‑day mechanical engineering support to deliver safe, reliable maintenance.

The role emphasizes equipment reliability improvements, minor project delivery, and contributing to the site’s long‑term mechanical strategy. A broad mechanical background, experience with rotating machinery, valves, pumps and pipelines,