Lead L3 Mechanical Commissioning Engineer - Hyperscale DC

g2 Recruitment; Helsinki; On-site; EUR 78,000 - 112,000; Full time

Job summary

g2 Recruitment is seeking an experienced Mechanical Commissioning Engineer (L3 CX Engineer) to join a major hyperscale data centre project in Helsinki. You will own a package of mechanical works and coordinate with the GC's Commissioning Manager to drive safe, timely turnover.

The role involves leading commissioning activities, witnessing tests, reviewing documentation, and working with construction, client and vendor teams on site. EU right to work is required.

Qualifications

• Experience as Mechanical Commissioning Engineer on large-scale data centre projects.
• Experience acting as L3 Commissioning Engineer or similar leadership role.
• Strong knowledge of HVAC, chilled water, CRAH/CRAC units, cooling towers and pumps.
• Experience reviewing commissioning docs, test scripts and turnover packages.
• EU right to work is required.

Responsibilities

• Act as L3 Commissioning Engineer for a designated mechanical package.
• Coordinate commissioning activities by vendors and subcontractors.
• Witness testing: pre-functional, functional and integrated tests.
• Review commissioning docs to meet project requirements.
• Attend daily commissioning meetings and report on packages.
• Ensure activities meet project procedures, quality standards and safety.
• Collaborate with construction, commissioning, client and vendor teams on site.
• Report to the GC Commissioning Manager on site.

Skills

Mechanical commissioning

HVAC

Vendor management

Test witnessing

Documentation review

Job description

g2 Recruitment is seeking an experienced Mechanical Commissioning Engineer (L3 CX Engineer) to join a major hyperscale data centre project in Helsinki. You will own a package of mechanical works and coordinate with the GC's Commissioning Manager to drive safe, timely turnover.

The role involves leading commissioning activities, witnessing tests, reviewing documentation, and working with construction, client and vendor teams on site. EU right to work is required.