JUNIOR COMMISSIONING ENGINEER MECHANICAL- DATA CENTER

Duncan & Ross; Abu Dhabi; On-site; AED 90,000 - 130,000; Full time

Job summary

Duncan & Ross seeks a Junior Commissioning Engineer (Mechanical) to support commissioning of a 200MW data center project in Abu Dhabi. The role involves verifying, testing, and documenting mechanical systems to ensure alignment with OPR and BoD.

Responsibilities include FAT/SAT witnessing, plan execution, punch log management, and coordinating IST across trades to ensure thorough commissioning records and CxA-compliant reporting.

Qualifications

• Degree or diploma in Mechanical Engineering or related field is required.
• 1–3 years in mechanical commissioning or building services is preferred.
• Exposure to data center environments and critical facilities is a plus.

Responsibilities

• Support development and execution of commissioning plans and test scripts for mechanical systems.
• Witness and document FATs and SATs.
• Assist with pre-functional checklists and startup verification.
• Track deficiencies and follow up with contractors.
• Review mechanical drawings, submittals, and O&M docs for design intent.
• Coordinate IST between mechanical, electrical, and controls trades.
• Maintain commissioning records and test data per CxA standards.
• Attend site walks and progress meetings.

Skills

HVAC knowledge

BMS/Controls exposure

Documentation skills

Education

Degree or diploma in Mechanical Engineering

Equivalent practical experience

Tools

BMS/Controls platforms

FAT/SAT documentation tools

Job description

We are seeking a Junior Commissioning Engineer (Mechanical) to support the commissioning of a 200MW data center project. This role assists in the verification, testing, and documentation of mechanical systems to confirm they are designed, installed, and performing in line with the Owner's Project Requirements (OPR) and Basis of Design (BoD).

JOB RESPONSIBILITIES:

• Support development and execution of commissioning plans, test scripts, and functional performance tests for mechanical systems (chillers, CRAH/CRAC units, cooling towers, pumps, piping systems, air handling units, BMS integration).
• Witness and document factory acceptance tests (FATs) and site acceptance tests (SATs).
• Assist with pre-functional checklists, startup verification, and Level 1-5 commissioning activities.
• Track and log deficiencies (punch lists/issues logs) and follow up on resolution with contractors.
• Review mechanical shop drawings, submittals, and O&M documentation for compliance with design intent.
• Support integrated systems testing (IST) coordination between mechanical, electrical, and controls trades.
• Maintain accurate commissioning records, test data, and reports in line with CxA documentation standards.
• Attend site walks, coordination meetings, and commissioning progress meetings.

KEY QUALIFICATIONS:

• Degree or diploma in Mechanical Engineering, Building Services Engineering, or related field (or equivalent practical experience).
• 1-3 years of experience in mechanical commissioning, MEP construction, or building services, ideally within data centers, critical facilities, or mission-critical environments.
• Working knowledge of HVAC systems, chilled water plants, and cooling infrastructure typical of hyperscale data centers.
• Familiarity with commissioning standards (e.g., ASHRAE Guideline 0/1.1, IPMVP, or equivalent).
• Exposure to BMS/controls platforms (Preferred).
• Experience working under a formal CxA scope on large-scale or mission-critical projects (Preferred).
• Relevant certifications (e.g., CCP, ATP, or working toward chartership) (Preferred).