Data Center Commissioning Manager – Onsite, KSA (UK/US citizens only)

The role

The Commissioning Manager will lead commissioning activities for major mission-critical projects in KSA. This person will own the Commissioning Management Plan and oversee L1–L5 testing, coordination of stakeholders, and project turnover.

What you will do

• Develop, implement, and maintain the Project Commissioning Management Plan.
• Lead commissioning planning, readiness assessments, stage-gate reviews, and execution.
• Monitor commissioning progress against project milestones and requirements.
• Perform final review, sign-off, and escalation of commissioning readiness, L1–L5 test results, and turnover packages.
• Oversee L1–L5 commissioning activities, Functional Performance Testing, and Integrated Systems Testing.
• Review and approve commissioning procedures, test scripts, method statements, and supporting documentation.
• Ensure commissioning activities comply with project specifications, design intent, approved procedures, and industry standards.
• Coordinate with contractors, consultants, vendors, and the Owner to resolve commissioning issues.
• Identify commissioning risks, constraints, and readiness gaps and drive timely resolution.
• Monitor open commissioning issues and corrective actions through closure.

Required qualifications

• Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Electromechanical Engineering, or a related discipline.
• Certified Commissioning Authority (CxA) certification.
• Strong commissioning management experience on major mission-critical or data center projects.
• Extensive knowledge of mechanical, electrical, controls, and other mission-critical MEP systems.
• Experience developing and implementing Commissioning Management Plans.
• Strong experience with commissioning readiness assessments and stage-gate reviews.
• Hands-on experience with L1–L5 commissioning processes.
• Experience leading Functional Performance Testing and Integrated Systems Testing.
• Strong knowledge of turnover planning, commissioning documentation, and handover management.
• Strong risk management, issue resolution, and stakeholder coordination skills.
• Ability to communicate commissioning status and technical issues to both technical and management-level stakeholders.

Nice to have

• Additional commissioning certifications such as ACG, BCxP, or equivalent.
• Experience on hyperscale data center projects.
• Familiarity with ASHRAE commissioning guidelines.
• Familiarity with CSA, BSRIA, and other recognized commissioning standards or frameworks.
• Experience with electronic commissioning management systems.
• Experience with electronic document control and turnover platforms.
• Strong contractor, vendor, consultant, and Owner coordination experience.

About the company

Decima International is a professional services company providing project management and controls services to clients in the United States and the Middle East.