Lead Commissioning Manager – Data Centre Projects (On‑Site)

Mercury GmbH; Ferrybridge; On-site; GBP 70,000 - 110,000; Full time

Job summary

Mercury is seeking a dedicated Commissioning Manager to lead on-site commissioning for large-scale industrial projects, including electrical and mechanical systems in data centres. You will manage direct reports, coordinate with clients and vendors, and drive progress through regular meetings and disciplined documentation.

Applicants should have an engineering degree and 5+ years of commissioning leadership, with strong organizational and communication skills to deliver on time and within

Qualifications

• Engineering degree and at least 5 years in a commissioning manager role on large industrial projects.
• Extensive commissioning knowledge of mechanical and electrical systems in data centres.
• Strong understanding of building regulations and European standards.
• Experience managing IST documentation and digital platforms.
• Excellent organisation, prioritisation and deadline management.
• Strong communication and reporting to management and client.
• Proficiency in Microsoft Excel, Word, PowerPoint, Access and Adobe Acrobat.
• Ability to delegate and lead a team.

Responsibilities

• Manage commissioning responsibilities on site, including planning, execution and close-out.
• Direct commissioning staff and coordinate with package leads and clients.
• Chair weekly commissioning meetings and daily whiteboard reviews.
• Develop and manage the project commissioning schedule with planners.
• Ensure tagging/commissioning processes and lock-out/tag-out procedures are followed.
• Prepare and sign off testing and commissioning documentation.
• Track site labour and cost implications for the package.
• Coordinate with subcontractors and vendors to meet schedule.
• Produce weekly progress reports highlighting risks and milestones.

Skills

Commissioning management

Project leadership

Communication skills

Delegation

Team leadership

Education

Engineering degree

Tools

Microsoft Excel

Microsoft Word

PowerPoint

Access

Adobe Acrobat

Job description

Mercury is seeking a dedicated Commissioning Manager to lead on-site commissioning for large-scale industrial projects, including electrical and mechanical systems in data centres. You will manage direct reports, coordinate with clients and vendors, and drive progress through regular meetings and disciplined documentation.

Applicants should have an engineering degree and 5+ years of commissioning leadership, with strong organizational and communication skills to deliver on time and within