Shift Maintenance Engineer

Pure Data Centres Group; Greater London; On-site; GBP 35,000 - 52,000; Full time

Job summary

Pure Data Centres Group is seeking a Maintenance Engineer in London to oversee hands-on maintenance of electrical, mechanical, and HVAC systems, ensuring safe and compliant delivery of all engineering activities. The role operates on a rotating day and night shift, reporting to the Maintenance Team Leader, with duties spanning fault diagnosis, RCA support, and proactive equipment care.

Responsibilities include PM and reactive maintenance, RAMS adherence, and accurate record-keeping across

Qualifications

• Strong written and verbal communication across diverse stakeholders.
• Collaborative approach to delivering team and operational objectives.
• Strong problem solving capability and continuous improvement mindset.
• Continuous improvement focus to enhance personal and team performance.
• Promote a safe working culture and ensure safety as a priority.

Responsibilities

• Operate, maintain, and troubleshoot electrical, mechanical, and HVAC systems including generators, fire alarms, and suppression systems to ensure continuous operation.
• Perform hands-on maintenance, inspections, and site walkthroughs to maintain equipment condition and performance.
• Monitor incidents, faults, or alarms using BMS/PMS/CMS and other systems to support investigations.
• Deliver planned preventative maintenance and reactive maintenance in line with site schedules.
• Adhere to Permit to Work and change management processes for maintenance and critical works on shift.
• Ensure RAMS are reviewed and applied.

Skills

Communication

Collaboration

Problem solving

Continuous improvement

Safety culture

Education

Electrical or Mechanical Engineering qualification

AP12/AP15 electrical certification

IT literacy (MS Office, CMMS/CAFM)

Job description

Pure Data Centres Group

About This Job

Pure Data Centres Group

Location: London, England, United Kingdom

Work Mode: On-site

Industry: Construction

Job Description

The role involves hands on maintenance activities and supports safe and compliant delivery of all engineering activities in accordance with company policies, standards, and regulatory requirements. The Maintenance Engineer supports with technical diagnosis, operational continuity, and maintains high standards of performance, safety, and customer service.

This role operates on a rotating day and night shift pattern and reports to the Maintenance Team Leader.

Responsibilities

Engineering Operations & Maintenance

• Operate, maintain, and troubleshoot electrical, mechanical, and HVAC systems, including generators, fire alarms, and suppression systems etc. to ensure continuous operation.
• Perform hands on maintenance activities, inspections, and site walkthroughs to ensure good equipment condition and operational performance.
• Monitor and respond to incidents, faults, or alarms using BMS, PMS, CMS, and other operational systems to support investigations.
• Deliver planned preventative maintenance (PPM) and reactive maintenance in line with site schedules.
• Implement and adhere to the Permit to Work (PTW) and change management processes for all maintenance and critical works on shift.
• Ensure Risk Assessments and Method Statements (RAMS) are reviewed and applied.
• Act as an Authorised Person (AP) (where applicable) for electrical switching activities.
• Ensure accurate operational records, including CMMS/CAFM data, incident reports, asset registers, maintenance logs, and service documentation.
• Support alarm management, alarm clean-ups, and extraction of historical data.
• Operate as a first responder during critical incidents, supporting fault diagnosis, isolation, escalation, and restoration.
• Assist in Root Cause Analysis (RCA) and implementation of corrective and preventative actions to reduce repeat failures.
• Maintain tools, equipment, and assets in operational condition, including asset tracking and critical spares.
• Support customer smart-hands requests as required.

Safety, Compliance & Procedures

• Ensure all activities comply with HSE legislation, local regulations, and company policies.
• Maintain a strong health and safety culture across the site.
• Utilise monitoring systems (BMS, PMS, CMS) to support effective fault response, performance monitoring, and operational decision making.
• Be fully conversant with company policies, operating and emergency procedures, and initiate improvements to minimise risk and promote best practice.

Incident & Customer Management

• Active team member for first-line response to site incidents, alarms, and system failures, including fault diagnosis, isolation, escalation, and restoration activities.
• Support incident investigations and Root Cause Analysis (RCA), implementing corrective and preventative actions to reduce repeat failures.
• Work closely with site teams and stakeholders on incident activities to ensure clear communication and service continuity to relevant end users.
• Conduct site walkthroughs to maintain system performance and operational readiness.
• Raise concerns immediately for rectification action.

Qualifications

Core Skills (Required)

• Strong written and verbal communication skills across diverse stakeholder groups.
• Collaborative approach to deliver team and operational objectives.
• Strong problem solving capability and continuous improvement mindset.
• Continuous improvement focus, to enhance personal and team performance.
• Promote a safe working culture and ensure all works are conducted with safety as a priority.

Qualifications

• Recognised technical qualification in Electrical or Mechanical Engineering (e.g, NVQ Level, City & Guilds, BTEC, or equivalent).
• Authorised Person / AP12 / AP15 or equivalent (Electrical) certification, or demonstrable experience operating as an AP under a formal Safety Rules system.
• IT literate, including MS Office, CMMS/CAFM systems.

Experience (Desired)

• Experience in maintenance of electrical/mechanical/HVAC systems.
• Experience working in critical environments (data centre, hospital, pharmaceutical, utilities, or similar).
• Experience operating in customer-facing roles and resolving technical problems in high-pressure environments.
• Understanding of safe systems of work and able to evidence the implementation of these in previous roles (PTW, RAMS, Change Management etc.).
• Knowledge of BMS, PPM, CAFM, and Change Management processes.
• Knowledge of and experience working to international HSE standards.
• Knowledge of safe electrical and mechanical practices in line with regulatory standards.
• Experience maintaining HVAC systems, chillers, cooling towers, low/medium voltage electrical systems, UPS, generators, and associated plant.
• Strong troubleshooting and repair experience of critical building infrastructures.
• Competence following documented procedures and maintaining accurate records in a Service Desk/CMMS system.