Mechanical & Electrical Shift Lead (Days & Nights)
Data Centre Supervisor
Location: London
We are seeking a highly motivated and technically astute Data Centre Supervisor to join our successful and fast-growing Data Centre Solutions team in London.
This is a pivotal leadership role within a mission-critical environment, offering the opportunity to operate at the forefront of data centre operations while influencing safety, reliability, and operational excellence. If you thrive in high-performance environments, enjoy leading people, and take pride in running critical infrastructure to the highest standards, this role offers both challenge and progression.
The Role
As Data Centre Supervisor, you will be responsible for ensuring the safe, reliable, and efficient operation of all data centre assets. Combining hands-on technical expertise with strong supervisory leadership, you will act as a key point of contact for site operations, subcontractors, and internal stakeholders.
With responsibility across electrical, mechanical, and data centre–specific systems, you will help maintain a resilient 24/7 operation while driving best practice, continuous improvement, and team development.
Key Responsibilities
Operate, inspect, and maintain all mechanical and electrical (M&E) systems, including high-voltage isolations and switching operations
Supervise planned and reactive maintenance activities, ensuring works are completed safely, compliantly, and to programme
Prepare, review, and implement SOPs, MOPs, EOPs, permits to work (PTW), risk assessments, and client change control documentation
Ensure full subcontractor compliance with site procedures, safety standards, and quality expectations
Review, sign off, and audit subcontractor works, escalating quality or performance concerns to the Data Centre Operations Manager as required
Produce accurate technical reports, asset records, and maintenance documentation, including tracking of critical spares and stock usage
Coordinate repairs and corrective works on critical plant and equipment in collaboration with internal teams, subcontractors, and the Engineering / Technical Services Manager (ESM/TSM)
Participate in engineering Quality Assurance (QA) processes to verify the standard and completeness of completed works
Champion Quality, Health, Safety & Environmental (QHSE) standards through hazard reporting, near-miss investigations, toolbox talks, and continuous improvement initiatives
Support, mentor, and develop technicians and apprentices, fostering a positive, safety-focused, high-performance team culture
Oversee day-to-day performance of shift and day teams, including coordination of holiday and sickness cover
Complete role-specific training in line with the DCS training matrix and actively support continuous professional development
Skills & Experience
Proven experience within a data centre or other critical environment, or in a supervisory role within Facilities Management (FM)
HNC/HND in Electrical or Mechanical Engineering, or completion of a recognised engineering apprenticeship
Current 18th Edition Wiring Regulations qualification
Strong communication and interpersonal skills, with the ability to engage confidently at all levels
Proactive, detail-oriented, and self-motivated, with a strong sense of ownership and accountability
Competent IT skills, including experience with maintenance management systems and standard business software
Calm, decisive, and resilient under pressure, particularly during critical incidents
Flexible approach to work, including attendance at on-site and off-site training (with overnight stays where required)
Professional, enthusiastic, and committed to maintaining the highest standards of safety, quality, and operational performance
Why Join Us?
You’ll be part of a dynamic and forward-thinking organisation that values expertise, leadership, and continuous improvement. This role offers genuine responsibility, exposure to critical infrastructure, and clear opportunities for professional growth within a high-profile and fast-evolving sector