JUNIOR COMMISSIONING ENGINEER MECHANICAL- DATA CENTER

Duncan & Ross Consulting; Abu Dhabi; On-site; AED 180,000 - 300,000; Full time

Job summary

Duncan & Ross Consulting seeks a Junior Commissioning Engineer (Mechanical) to support commissioning of a 200MW data center project in Abu Dhabi. You will assist in verification, testing, and documentation of mechanical systems to confirm alignment with Owner's Project Requirements (OPR) and Basis of Design (BoD).

You will collaborate across MEP trades, witness FATs/SATs, review shop drawings and O&M docs, and help maintain accurate commissioning records.

Qualifications

• 1–3 years of mechanical commissioning or building services experience.
• Familiarity with commissioning standards (ASHRAE Guideline 0/1.1, IPMVP) desired.
• Experience in data centers or critical facilities preferred.

Responsibilities

• Support development of commissioning plans and test scripts for mechanical systems.
• Witness FATs and SATs and document results.
• Assist with pre-functional checklists and startup verifications.
• Log deficiencies and track resolution with contractors.
• Review mechanical shop drawings, submittals, and O&M docs.
• Support IST coordination between mechanical, electrical, and controls trades.
• Maintain commissioning records and data in line with CxA standards.
• Attend site walks and commissioning progress meetings.

Skills

Experience in mechanical commissioning

HVAC systems knowledge

BMS/controls familiarity

Data center/mission-critical exposure

Education

Bachelor's or Diploma in Mechanical Engineering or Building Services

Tools

BMS platforms

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).

VERTICAL ENGINEERING