Job Description
Job Title: Commissioning Director – Hyperscale Data Centres
Location: London (Flexible Working) – Extensive Travel across the UK & Europe
Salary: £145,000 - £165,000 Per Annum + Enhanced Benefits Package
Client:
Our client is a Tier 1 main contractor delivering major mission-critical facilities across the UK and Europe. As demand for hyperscale data centres accelerates, they are expanding their leadership team and seeking a highly experienced Commissioning Director to shape, grow, and lead our commissioning capability across multiple regions.
This is a senior leadership role suited to someone who combines deep technical expertise with strategic vision, commercial strength, and the ability to deliver world-class critical infrastructure.
Key Responsibilities
Hyperscale Commissioning Strategy
- Develop and implement a portfolio-wide commissioning strategy aligned to hyperscale delivery models
- Establish standardised commissioning methodologies, templates, and governance to support rapid, repeatable deployment
- Drive early commissioning involvement from concept design through construction and handover
- Align commissioning plans with:
- Hyperscale client technical standards
- Modular and phased delivery strategies
- Campus and multi-building programmes
Portfolio & Programme Leadership
- Provide executive leadership across multiple concurrent hyperscale projects or campuses
- Oversee commissioning sequencing to support:
- Early energisation
- Partial handovers
- Phased operational readiness
- Manage and mentor regional commissioning leads and project teams
- Act as escalation point for technical, safety, and programme-critical issues
Client & Stakeholder Interface
- Serve as the senior commissioning interface with hyperscale clients, including:
- Owner’s engineering teams
- Operations & reliability teams
- Independent Commissioning Authorities (ICA)
- Lead high-level technical workshops, design assurance reviews, and readiness gates
- Manage client witness testing and acceptance across phased handovers
- Support client-driven operational readiness reviews and turnover processes
Technical Oversight – Mission Critical Systems
- Provide technical governance and assurance across all hyperscale-critical systems, including:
Electrical
- Utility intake, HV/LV infrastructure
- Generators, paralleling systems, fuel systems
- UPS (static and rotary), batteries, and energy storage
Mechanical
- Air-cooled and liquid-cooled systems
- Chillers, cooling towers, CRAH/CRAC
- Direct-to-chip and rear-door heat exchanger solutions
Controls & Integration
- BMS, EPMS, SCADA, and DCIM interfaces
- Integrated Systems Testing (IST) and failure mode validation
Life Safety & Compliance
- Fire detection and suppression systems
- Integrated life safety testing
- Regulatory and AHJ compliance
- Ensure commissioning validates:
- Fault tolerance and redundancy
- Operational resilience
- Client-specific performance metrics
Safety & Risk Leadership
- Champion a zero-harm commissioning culture in live and energised environments
- Govern safe systems of work for:
- HV energisation
- Load testing
- Live failover testing
- Identify and mitigate commissioning-related programme, technical, and operational risks
- Ensure compliance with all local and international safety regulations
Commercial & Preconstruction Input
- Lead commissioning input during bid, preconstruction, and early works phases
- Define commissioning scope, resources, durations, and cost allowances
- Support commercial negotiations, variations, and risk reviews related to commissioning
- Drive continuous improvement based on lessons learned across hyperscale programmes
Digital, Data & Standardisation
- Promote use of digital commissioning tools, data capture, and analytics
- Ensure commissioning data supports:
- Asset information models
- Client operational platforms
- Long-term reliability and maintenance strategies
- Drive standardisation and automation where possible to support scale delivery
Key Accountabilities
- On-time commissioning and phased handover across hyperscale campuses
- Consistent delivery aligned to hyperscale client standards
- Safe execution of all commissioning activities
- Successful client acceptance and operational readiness
- Development of scalable, repeatable commissioning capability
Required Experience
Essential
- 10+ years in mission-critical MEP delivery
- Proven leadership delivering hyperscale data centre projects (multiple buildings or campuses)
- Experience managing commissioning across parallel, high-velocity programmes
- Deep understanding of hyperscale delivery models and client-driven standards
- Extensive experience with:
- Integrated Systems Testing (IST)
- Live environment commissioning
- Phased handovers and early energisation
Desirable
- Direct experience working with major hyperscale clients
- International hyperscale programme experience
- Experience with modular and prefabricated data centre solutions
Qualifications
Essential
- Degree in Electrical, Mechanical, Building Services Engineering, or similar
- Chartered Engineer (CEng) or equivalent professional status
Desirable
- Uptime Institute Accredited Tier Designer (ATD)
- Data Centre Commissioning certifications
- Formal leadership or project management qualifications
Personal Attributes
- Executive-level presence and credibility with hyperscale clients
- Strong decision-making under programme pressure
- Highly structured, process-driven, and data-led mindset
- Collaborative leadership style with a focus on safety and quality