Critical Shift Technician

Find Apprenticeships; Watford; On-site; GBP 33,000 - 45,000; Full time

Job summary

A leading company is hiring a Critical Shift Maintenance Technician to ensure the safe operation of mechanical, electrical, and plumbing systems in critical environments like data centres and hospitals. This hands-on role requires proven fault-finding skills and the ability to work under pressure, making it ideal for experienced engineers seeking a challenging opportunity in a dynamic setting.

Qualifications

• Experience in critical environments (data centres, hospitals, trading floors).
• Ability to remain calm under pressure and respond to technical emergencies.

Responsibilities

• Perform reactive and planned preventative maintenance on M&E systems.
• Monitor, operate, and maintain building systems including HVAC, electrical, and plumbing.
• Complete shift logs, reports, and compliance records accurately.

Skills

HVAC systems

Electrical and mechanical fault finding

Plumbing and water systems (L8 awareness)

Good IT and reporting skills

Education

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

18th Edition (preferred)

Job description

Randstad are hiring a Critical Shift Maintenance Technician to join a high-performing engineering team on a mission-critical site. You'll be ensuring 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.

This is a hands-on, front-line role for a dependable and experienced engineer with a proactive approach and excellent fault-finding skills.

Key Responsibilities:

• Perform reactive and planned preventative maintenance (PPM) on M&E systems in a live critical environment

• 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)

• Carry out plumbing and basic fabric repairs, ensuring compliance with relevant legislation

• Respond to faults and alarms with urgency and professionalism to maintain uptime

• Complete shift logs, reports, and compliance records accurately

• Support building audits, inspections and emergency response procedures

• Liaise with control rooms, clients, and subcontractors effectively

• Follow risk assessments, method statements, and H&S policies at all times

Candidate Requirements:

• Qualified in Electrical or Mechanical Engineering (City & Guilds / NVQ / Apprenticeship)

• 18th Edition (Electrical candidates) preferred

• Experience in critical environments (data centres, hospitals, trading floors, etc.)

• Strong working knowledge of:

  • HVAC systems

  • Electrical and mechanical fault finding

  • Plumbing and water systems (L8 awareness)

• Ability to remain calm under pressure and respond to technical emergencies

• Good IT and reporting skills (e.g., CAFM systems)

Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

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

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.