​About the Company

We are working with a leading technical engineering and construction partner operating across EMEA, the Americas and APAC. We are committed to creating the spaces to power the fourth industrial revolution, whilst ensuring we leave a positive environmental and social legacy for communities across the world. Specialising in Data Centres, Advanced Manufacturing, Logistics, Food and Pharmaceuticals, we are proud to deliver outstanding turnkey projects at speed, without compromise on safety or quality. The team is focused on working with our clients and the entire supply chain to create a simple agenda concentrated on getting things done. At the heart of what our client does is taking the ‘noise’ out of project delivery whilst ensuring that we are always engineering best value for money and fit-for-purpose solutions.

About the Role

We are seeking an experienced Commissioning Site Manager to join our project delivery teams and take responsibility for the execution of commissioning activities on site for MEP (Mechanical, Electrical and Plumbing) systems. The Commissioning Site Manager will be responsible for coordinating, supervising, and monitoring all commissioning-related activities at site level, ensuring systems are installed, tested, and commissioned safely, efficiently, and in line with project requirements. This role reports directly to the Commissioning Manager and works closely with Construction, Project, and Supply Chain teams to ensure a smooth transition from construction to handover and operations.

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Responsibilities

• Site Commissioning Execution: Coordinate and manage all on-site commissioning activities for MEP systems in line with the approved commissioning plan and project programme.

• Contractor & Vendor Coordination: Coordinate subcontractors, vendors, and specialist commissioning teams to ensure systems are ready for testing and commissioning.

• System Readiness: Verify system completeness and readiness for commissioning, ensuring all prerequisites are met prior to testing.

• Testing & Validation: Supervise and witness pre-commissioning, functional testing, and integrated system testing to ensure compliance with project and client requirements.

• Interface with Construction: Work closely with Construction and Project teams to align commissioning activities with construction progress and key milestones.

• Issue & Risk Management: Identify, track, and support the resolution of commissioning issues, defects, and risks, escalating as required to the Commissioning Manager.

• Documentation & Handover: Maintain accurate commissioning records and support the preparation of handover documentation, including O&M manuals and client sign-off.

• Health, Safety & Quality: Ensure all commissioning activities are carried out safely and in accordance with project quality standards, procedures, and Health & Safety requirements.

• Client & Stakeholder Support: Support client witnessing, inspections, and Site Acceptance Tests, maintaining clear and professional communication on site.

• Progress Reporting: Provide regular commissioning progress updates and issue reports to the Commissioning Manager.

Qualifications

• Bachelor’s degree in Engineering, Building Services, Construction Management, or a related discipline.

• Minimum of 3 years’ experience in a commissioning or MEP site-based role within complex construction projects.

Required Skills

• Strong understanding of MEP systems, commissioning processes, and construction sequencing.

• Experience working on Data Centres, Pharmaceutical, Industrial, or Mission-Critical projects is highly desirable.

• Ability to coordinate multiple subcontractors and interface effectively with construction and project teams.

• Strong organisational and problem-solving skills, with a proactive and hands-on approach.

• Excellent communication skills, both written and verbal.

• Familiarity with commissioning documentation, testing procedures, and handover requirements.

• Strong commitment to Health & Safety and quality standards.

Preferred Skills

• Experience in a similar role within a leading international engineering and construction company.

• Exposure to best-in-class ESG and social compliance practices within a global organisation

Pay range and compensation package

Highly Competitive Salary. 25 Days Annual Leave + Bank Holidays. Company Car or Car Allowance depending on the seniority. Opportunity to join a leading international engineering and construction company, recognised for technical excellence. Exposure to best-in-class ESG and social compliance practices within a global organisation. A collaborative, supportive team environment, with strong opportunities for professional growth.