Mechanical Engineer

Site Operative Solutions Limited; Greater London; On-site; GBP 42,000 - 62,000; Full time

Job summary

Site Operative Solutions Limited seeks experienced Mechanical Engineers for work across the London Underground network on contract roles. The position involves visiting operational sites, reviewing and diagnosing mechanical faults, and performing minor repairs where qualified.

The role requires interpreting drawings, asset data, and safety procedures, with emphasis on clear reporting and close-out documentation.

Qualifications

• Recognised mechanical engineering qualification, apprenticeship, or equivalent demonstrated experience.
• Proven mechanical fault-finding and diagnostic capability.
• Experience in rail, transport, infrastructure, facilities management, or other safety-critical environments; Sentinel Card.
• Ability to interpret engineering drawings, asset information, and technical documentation.
• Knowledge of safe systems of work, permit arrangements and site risk controls.
• Ability to produce clear inspection reports and close-out evidence.
• Good communication skills and ability to work independently across multiple sites.

Responsibilities

• Review allocated outstanding mechanical faults and related information.
• Attend operational sites across the London Underground network.
• Inspect reported defects and confirm asset condition.
• Diagnose mechanical faults and identify corrective actions.
• Complete minor mechanical repairs where competent and equipped.
• Identify materials, specialist support or follow-on works required.
• Prioritise defects based on safety, operational impact and asset condition.
• Provide technical recommendations for faults unresolved during initial attendance.
• Update fault records and produce clear close-out evidence.
• Provide regular progress updates on faults and actions.
• Work with client representatives and other authorised contractors.

Skills

Fault-finding

Diagnostic capability

Reading drawings

Communication

Independent work across sites

Education

Mechanical engineering qualification or apprenticeship

Rail Sentinel Card

Job description

Mechanical Engineer - London Underground

London - Various sites

Engineering hours - 12.00 - 04.00

SOS Group are recruiting for experienced Mechanical Engineers for work across the London Underground network for contract work.

The Mechanical Engineer will be expected to:

• Review allocated outstanding mechanical faults and associated information.
• Attend operational sites across the London Underground network.
• Inspect reported defects and confirm the condition of the affected asset.
• Diagnose mechanical faults and identify the required corrective action.
• Complete minor mechanical repairs where competent, authorised and appropriately equipped.
• Identify any materials, specialist support or follow-on works required.
• Prioritise defects based on safety, operational impact and asset condition.
• Provide clear technical recommendations for faults that cannot be resolved during the initial attendance.
• Update fault records and produce suitable photographic and documentary close-out evidence.
• Provide regular progress updates, including completed faults, outstanding actions, constraints, and access requirements.
• Work collaboratively client representatives, and other authorised contractors.

Applicant Requirements

• A recognised mechanical engineering qualification, apprenticeship, or equivalent demonstrable experience.
• Proven mechanical fault-finding and diagnostic capability.
• Experience within rail, transport, infrastructure, facilities management, or another safety-critical environment. Sentinel Card.
• The ability to interpret engineering drawings, asset information, and technical documentation.
• Knowledge of safe systems of work, permit arrangements and site risk controls.
• The ability to produce clear inspection reports and accurate close-out evidence.
• Good communication skills and the ability to work independently across multiple sites.