Critical Shift Technician

Randstad; Watford; On-site; GBP 35,000 - 50,000; Full time

Job summary

A leading company in engineering is seeking a Critical Shift Maintenance Technician to ensure the safe operation of MEP systems in a 24/7 environment. The role involves performing maintenance on critical infrastructure like data centres, requiring expertise in HVAC, plumbing, and electrical systems. Candidates should have relevant qualifications and experience in high-pressure environments.

Qualifications

• Qualified in Electrical or Mechanical Engineering.
• Experience in critical environments (data centres, hospitals, etc.).
• Strong working knowledge of HVAC systems and plumbing.

Responsibilities

• Perform reactive and planned preventative maintenance on M&E systems.
• Monitor and maintain building systems including HVAC and electrical distribution.
• Respond to faults and alarms to maintain uptime.

Skills

HVAC systems

Electrical fault finding

Mechanical fault finding

Plumbing

Water systems (L8 awareness)

IT skills

Education

Electrical or Mechanical Engineering qualification (City & Guilds / NVQ / Apprenticeship)

18th Edition (preferred for electrical candidates)

Job description

Randstad is hiring a Critical Shift Maintenance Technician to join a high-performing engineering team on a mission-critical site. You will ensure the safe and efficient operation of mechanical, electrical, and plumbing (MEP) systems across a 24/7 operation supporting critical infrastructure such as data centres, trading floors, or financial hubs.

Key Responsibilities:

1. Perform reactive and planned preventative maintenance (PPM) on M&E systems in a live critical environment.
2. Monitor, operate, and maintain building systems including:
   • LV Electrical Distribution
   • Generators, UPS & Emergency Lighting
   • HVAC & BMS Systems
   • AHUs, FCUs, Pumps, Motors & Valves
   • Pressurisation & Expansion Vessels
   • Chillers & CRAC units
   • Hot and Cold-Water Systems (including L8 tasks)
3. Carry out plumbing and basic fabric repairs, ensuring compliance with relevant legislation.
4. Respond to faults and alarms with urgency and professionalism to maintain uptime.
5. Complete shift logs, reports, and compliance records accurately.
6. Support building audits, inspections, and emergency response procedures.
7. Liaise effectively with control rooms, clients, and subcontractors.
8. Follow risk assessments, method statements, and H&S policies at all times.

Candidate Requirements:

1. Qualified in Electrical or Mechanical Engineering (City & Guilds / NVQ / Apprenticeship).
2. 18th Edition (Electrical candidates) preferred.
3. Experience in critical environments (data centres, hospitals, trading floors, etc.).
4. Strong working knowledge of HVAC systems, electrical and mechanical fault finding, plumbing, and water systems (L8 awareness).
5. Ability to remain calm under pressure and respond to technical emergencies.
6. Good IT and reporting skills (e.g., CAFM systems).

Randstad CPE values diversity and promotes equality. We encourage applications from all sections of society and are happy to discuss reasonable adjustments to support your application.

Candidates must be eligible to live and work in the UK.