Lead Commissioning Authority (Lead CxA) - Electrical

Global Certification & Verification Group; Greater London; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Global impact

International projects

Job summary

Global Commissioning is seeking a Lead Commissioning Authority (Lead CxA) to oversee safe, reliable commissioning of mechanical and electrical systems in mission-critical data centres, ensuring performance aligns with design intent and owner requirements.

You will lead commissioning delivery across multiple projects, provide technical oversight, mentor engineers, coordinate with clients and contractors, and uphold safety standards while driving quality assurance and continuous improvement.

Qualifications

• Trade apprenticeship or relevant electrical/mechanical engineering qualification.
• CSCS / Safe Pass / ECS / SMSTS certification – essential.
• BEng (Hons) in Mechanical, Electrical, or Building Services Engineering
• Project management qualification (e.g., Prince2) – advantageous.

Responsibilities

• Lead and manage commissioning processes from pre-design through post-occupancy, ensuring compliance with Owner’s Project Requirements (OPR), Basis of Design (BOD) and design specifications.
• Oversee functional performance testing for all mechanical, electrical, building control and monitoring systems and life safety systems.
• Review design documents, submittals, and shop drawings to ensure alignment with commissioning requirements.
• Develop commissioning strategies, programs, method statements, test scripts, and final reports.
• Conduct site surveys, progress inspections, and quality audits, reporting findings to project stakeholders.
• Act as the primary commissioning interface for clients, general contractors, and design teams.
• Lead commissioning meetings, workshops, and integrated system testing (IST) coordination sessions.
• Build strong relationships and ensure clear communication regarding commissioning progress, issues, and risks.
• Provide technical leadership to Commissioning Engineers and Managers and SME’s.
• Mentor and develop junior members of the commissioning team.
• Ensure all team members are competent, trained, and aligned with quality and safety standards.

Skills

Commissioning experience

MEP systems

Stakeholder management

Documentation

Client-facing

MS Office/Tools

Education

BEng (Hons) Mechanical/Electrical/Building Services

Trade apprenticeship or relevant qualification

Prince2 or project management certification (advantage)

Tools

MS Office suite

Commissioning management tools

Job description

About Global Commissioning

Global Commissioning are a specialised consultancy delivering world-class Commissioning Agent, Management, MEP Validation, and Specialist Electrical Services to the global data centre industry. We are experts in commissioning and optimising Hyperscale and COLO/IBX data centres, with extensive experience in process facilities, HV commissioning, and mission-critical infrastructure.

Our strength lies in collaboration, we take an integrated approach to project delivery, ensuring safety, efficiency, and performance excellence. With a proven track record in delivering complex, high-stakes projects, we are your trusted partner for data centre commissioning and operational readiness.

We operate with full tax and visa compliance in all regions where we work, ensuring seamless project execution and adherence to local regulations. With offices across EMEA, we are strategically positioned to support your business wherever you need us.

Role Overview

The Lead Commissioning Authority (Lead CxA) oversees and ensures the safe, reliable, and compliant commissioning of mechanical and electrical systems, building control and monitoring systems and critical infrastructure—primarily within mission-critical facilities such as data centres.

This role ensures that all building systems perform according to design intent, owner’s requirements, industry standards, and operational needs.

The Lead CxA leads commissioning delivery across multiple projects, provides technical oversight during all construction phases, and ensures a seamless transition from equipment delivery, through to construction and to live commissioning. Drawing from strong MEP, commissioning, and quality-assurance experience, the Lead CxA acts as a trusted advisor to clients, design teams, and contractors.

Key Responsibilities

Commissioning Leadership & Delivery

• Lead and manage commissioning processes from pre-design through post-occupancy, ensuring compliance with Owner’s Project Requirements (OPR), Basis of Design (BOD) and design specifications.
• Oversee functional performance testing for all mechanical, electrical, building control and monitoring systems and life safety systems.
• Review design documents, submittals, and shop drawings to ensure alignment with commissioning requirements.
• Develop commissioning strategies, programs, method statements, test scripts, and final reports.
• Conduct site surveys, progress inspections, and quality audits, reporting findings to project stakeholders.

Client & Stakeholder Coordination

• Act as the primary commissioning interface for clients, general contractors, and design teams.
• Lead commissioning meetings, workshops, and integrated system testing (IST) coordination sessions.
• Build strong relationships and ensure clear communication regarding commissioning progress, issues, and risks.

Team Management & Oversight

• Provide technical leadership to Commissioning Engineers and Managers and SME’s (Subject Matter Experts).
• Mentor and develop junior members of the commissioning team.
• Ensure all team members are competent, trained, and aligned with quality and safety standards.

Quality Assurance & Compliance

• Ensure commissioning is performed in accordance with statutory, industry, and project-specific standards.
• Review installation quality and verify that systems are installed and tested to design intent.
• Implement lessons-learned processes and continuous improvement initiatives across projects.

Health & Safety

• Drive a strong safety culture and always ensure strict adherence to site health and safety protocols.

Qualifications

• Trade apprenticeship or relevant electrical/mechanical engineering qualification.
• CSCS / Safe Pass / ECS / SMSTS certification – essential.
• BEng (Hons) in Mechanical, Electrical, or Building Services Engineering
• Project management qualification (e.g., Prince2) – advantageous.

Skills & Experience

• Extensive commissioning experience in mission-critical environments (data centres essential).
• Ideally 4-6 years’ technical experience in design, installation, and commissioning of MEP systems.
• Strong stakeholder management in term of leading and managing in person meeting with the clients and vendors.
• Strong understanding of commissioning processes, integrated system testing, and quality assurance.
• Ability to develop high-quality commissioning documentation: plans, scripts, checklists, and reports.
• Excellent client-facing skills with the ability to influence and drive decisions.
• Proficient with Microsoft Office and commissioning management tools.

Why Join Us?

• Be part of a growing consultancy making a global impact in mission-critical industries.
• Work closely with senior leaders and gain exposure to high-profile international projects.
• A chance to grow your career in a role that mixes creativity, strategy, and delivery