Critical Power Generator Technician

Rehlko, LLC; Gloucester; On-site; GBP 55,000 - 65,000; Full time

Benefits offered by this job

Competitive pay

33 days holiday

Private healthcare

Death in service

On-call allowance

Career progression

Job summary

Rehlko is seeking a Generator Service Engineer to support critical power infrastructure within data centre environments. Working predominantly from fixed customer sites, you will maintain standby power systems, ensuring equipment reliability and maximum uptime across mission-critical facilities.

You'll perform planned maintenance and reactive repairs, diagnose faults, and build strong relationships with site teams and customers while coordinating with service managers to keep schedules on track.

Qualifications

• Time-served Mechanical/Electrical Engineer or NVQ Level 3 (or equivalent).
• Experience on generators and critical power systems is highly advantageous.
• Strong knowledge of mechanical and electrical systems including engines and alternators.
• Experience working in data centres or similar critical environments would be beneficial.
• Excellent fault-finding and diagnostic skills; able to work safely in high-compliance environments.
• Excellent communication skills with customers, site teams and internal stakeholders.

Responsibilities

• Carry out planned preventative maintenance and reactive repairs on standby power generation equipment in data centres.
• Diagnose faults and perform breakdown repairs to maximise equipment reliability.
• Work on fixed customer sites, supporting critical power infrastructure and emergency backup systems.
• Build strong relationships with site teams and customers, delivering a professional and responsive service.
• Coordinate with Coordinators and Service Managers to keep maintenance schedules and reactive works on track.
• Accurately record all work using our bespoke management system.
• Participate in the site or regional on-call rota (approximately 1 in 6).
• Adhere to company Health & Safety, environmental and quality management systems at all times.

Skills

Mechanical Engineer

Electrical Engineer

Fault Finding

Data Centre Experience

Customer Liaison

Safety Compliance

Attention to Detail

Education

NVQ Level 3 (or equivalent)

Job description

Rehlko is seeking a Generator Service Engineer to support critical power infrastructure within data centre environments. Working predominantly from fixed customer sites, you will maintain standby power systems, ensuring equipment reliability and maximum uptime across mission-critical facilities.

You'll perform planned maintenance and reactive repairs, diagnose faults, and build strong relationships with site teams and customers while coordinating with service managers to keep schedules on track.