Senior Data Centre Commissioning Engineer

Sisk Group; København; On-site; DKK 671,642 - 970,149; Full time

Job summary

Sensori Group, a Sisk Company, is seeking an experienced Commissioning Engineer for a major data centre project. You will develop and run the commissioning programme, review designs, and prepare test scripts for CxA and client approval.

The role demands coordinating vendors, leading inspections, and performing Level 1–5 tests on mechanical and electrical systems. The ideal candidate has 5+ years in commissioning within a large onsite setting, strong English communication, and willingness to be

Qualifications

• Degree in Mechanical, Electrical or Building Services Engineering.
• Minimum 5 years of commissioning experience in a large onsite environment.
• Experience across Level 1–5 commissioning processes on high-value projects.
• Ability to read single line diagrams, P&IDs and specs.
• Strong written and verbal English skills.
• Willingness to be site-based for project duration and work outside normal hours.

Responsibilities

• Develop and maintain the commissioning programme aligned with the construction schedule.
• Review design docs and Employer's Requirements for commissionability and raise queries as needed.
• Prepare commissioning documentation for approval (pre-functional checklists, test scripts, method statements).
• Coordinate vendor specialists, subcontractors, and test equipment for each phase.
• Lead pre-functional inspection and static testing, verify test results and defects.
• Execute and witness functional performance testing (Level 4) and support Integrated Systems Testing (Level 5).
• Chair commissioning coordination meetings with Client, CxA and teams.
• Manage energisation and safety systems, permits and lock-out/tag-out.
• Track close-out of issues and ensure traceability of all test activity.

Skills

Commissioning management

MEP systems

Documentation

QA/QC

Excel

Communication

Project coordination

On-site work

Education

Mechanical/Electrical/Building Services Engineering degree

Tools

Excel

Commissioning platforms

Job description

Sensori Group, a Sisk Company, is seeking an experienced Commissioning Engineer for a major data centre project. You will develop and run the commissioning programme, review designs, and prepare test scripts for CxA and client approval.

The role demands coordinating vendors, leading inspections, and performing Level 1–5 tests on mechanical and electrical systems. The ideal candidate has 5+ years in commissioning within a large onsite setting, strong English communication, and willingness to be