Core Group ME — operating through its specialised commissioning division, Core Emirates — is hiring a Mechanical Engineer (CxA) for Data Centre projects in Abu Dhabi, UAE. The successful candidate will plan, coordinate, and deliver L2–L5 commissioning activities for mission-critical systems, ensuring full technical compliance, quality assurance, and readiness for client acceptance across integrated data centre environments.
About Core Group ME — Commissioning & Project Management Specialists
Division: Core Emirates — Specialised Commissioning Services for UAE & GCC
Sister Division: Core International — Global Project Management Services
Communication Hub: Core Group ME — Central pathway for all group operations
Sectors Served: Data Centres, Mission Critical Facilities, Complex Industrial Projects
Commitment: Equal opportunities employer welcoming applications from all communities
Commissioning Scope — L2 to L5 Framework
L2 — Installation Verification: Lead installation readiness verification and approve checklists
L3 — Individual Element: Commission and witness individual plant and equipment items
L4 — System Functional Testing: Coordinate and witness full system functional test sequences
L5 — Integrated Systems Testing: Support IST activities, validate resilience and recovery outcomes
Position Overview
This Mechanical Engineer (CxA) role at Core Emirates in Abu Dhabi is a senior technical position focused exclusively on the commissioning of Data Centre and mission-critical infrastructure. The engineer will be responsible for the full L2 through L5 commissioning lifecycle — from installation verification and individual equipment testing right through to integrated systems testing and client acceptance demonstrations. The role demands strong technical documentation skills, stakeholder coordination experience, and a proven track record in critical facility environments.
Why This Role Matters: Data centres are the backbone of the digital economy, and commissioning engineers who can deliver L2–L5 testing with precision are among the most sought-after professionals in the UAE today. As a Mechanical Engineer (CxA) at Core Group ME, you will work on Abu Dhabi’s most technically demanding infrastructure projects, lead acceptance testing for mission-critical systems, and build a high-value career at the forefront of the GCC’s booming data centre construction sector.
Key Responsibilities
L2 — Installation Verification
- Lead the full verification of installation readiness across assigned mechanical systems and areas within the data centre
- Review, approve, and sign off installation checklists, Inspection and Test Plans (ITPs), and Method Statements
- Ensure all mechanical installations fully meet commissioning entry criteria before progression to the next stage
- Coordinate with construction teams to resolve installation deficiencies identified during L2 verification activities
L3 — Individual Element Commissioning
- Plan, lead, and witness the commissioning of individual items of plant and mechanical equipment within the data centre
- Verify correct operation, control settings, system protections, and performance parameters for each commissioned item
- Confirm operational stability of individual elements before authorising progression to system-level functional testing
- Document all L3 commissioning results with technical accuracy and maintain full audit trails for client review
L4 — System Functional Testing
- Coordinate and witness full system functional tests across mechanical systems including cooling, HVAC, and fluid systems
- Verify sequences of operation, control system responses, and alarm management in line with design intent
- Confirm that all mechanical systems comply with operational performance requirements and project design documentation
- Prepare detailed functional test reports and submit findings with clear recommendations for acceptance or remediation
L5 — Integrated Systems Testing
- Support Integrated Systems Testing (IST) activities across the full data centre mechanical and critical infrastructure scope
- Validate resilience testing outcomes and recovery performance for assigned mechanical systems under fault conditions
- Assist in client acceptance demonstrations, ensuring all required test evidence is prepared and presented professionally
- Coordinate with electrical, controls, and IT teams during IST to ensure seamless cross-system integration and performance
Authority, Documentation & Stakeholder Coordination
- Approve progression between commissioning stages (L2–L5) within defined project scope and authority levels
- Recommend formal acceptance or rejection of test results based on technical assessment and design compliance
- Produce high-quality, technically robust commissioning documentation for client handover and regulatory records
- Coordinate effectively with project managers, contractors, client representatives, and specialist sub-vendors
Qualifications & Requirements
Experience Requirements
- 5–8 years of commissioning experience in mission-critical or technically complex building and infrastructure facilities
- Proven, demonstrable Data Centre or critical infrastructure commissioning exposure — this is a MUST-HAVE requirement
- Hands-on experience delivering L2, L3, L4, and L5 commissioning activities across mechanical systems
Technical Skills
- Strong technical documentation skills including ITP preparation, commissioning reports, and test record management
- Solid understanding of mechanical systems relevant to data centres — cooling, CRAC/CRAH units, chilled water, HVAC
- Excellent stakeholder coordination skills with experience managing multi-disciplinary commissioning teams
- High attention to technical accuracy and ability to resolve commissioning issues efficiently under project schedule pressure
Performance Standards
- Demonstrated track record of technical accuracy and robustness in all testing activities
- Consistent ability to resolve issues promptly and ensure timely close-out of commissioning punch lists
- Commitment to delivering high-quality, complete commissioning documentation that meets client expectations
About Core Group ME in Abu Dhabi
Core Group ME operates through two highly specialised divisions — Core Emirates for commissioning services and Core International for project management — delivering tailored, expert solutions across diverse and demanding industry sectors. As Abu Dhabi and the broader UAE continue to attract massive investment in hyperscale and enterprise data centre infrastructure, Core Emirates stands at the forefront of commissioning delivery for the region’s most complex and technically critical projects.
The company is built on the belief that growth requires continuous evolution, and its team of commissioning professionals reflects that philosophy — combining deep technical expertise with a commitment to quality, compliance, and client satisfaction at every stage of the project lifecycle.
Career Excellence: Join a specialist commissioning firm where your expertise in data centre systems will be valued, developed, and deployed on Abu Dhabi’s most impactful infrastructure projects.
Who Should Apply?
- Commissioning Engineers: With 5–8 years of L2–L5 experience in data centres or mission-critical facilities in the UAE or GCC
- Mechanical Engineers: Holding proven data centre or critical infrastructure exposure and strong technical documentation skills
- CxA Professionals: Seeking a senior commissioning role with a respected UAE-based commissioning services firm
- Mission Critical Specialists: From the UAE, GCC, or internationally, ready to relocate to Abu Dhabi for a high-value project
- MEP Commissioning Experts: With experience in cooling systems, HVAC, and integrated systems testing for large-scale data centres
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