Data Center Commissioning Engineer (Cx)

JOYRUN(MALAYSIA)SDN.BHD; Johor; On-site; MYR 78,000 - 123,000; Full time

Benefits offered by this job

Competitive salary

Regional career development

Technical training

Job summary

JOYRUN (MALAYSIA) SDN. BHD. is expanding its Data Center Testing & Commissioning team in Malaysia. We seek experienced Data Center Commissioning Engineers (Cx) with hands‑on testing, commissioning, and integrated system testing of mission‑critical facilities.

The successful candidate will participate in Data Center Cx1–Cx5 commissioning activities, working closely with clients, consultants, main contractors, M&E contractors and equipment vendors.

Qualifications

• Diploma or Degree in Electrical, Mechanical or related engineering.
• Minimum 3 years of engineering/testing & commissioning experience.
• Data Center commissioning experience preferred.
• Able to read electrical diagrams and M&E drawings.
• Able to work at project sites across Malaysia and coordinate stakeholders.

Responsibilities

• Perform and coordinate Data Center commissioning activities from Cx1 to Cx5.
• Review commissioning plans, method statements, checklists and test scripts.
• Conduct equipment and system inspections, pre-functional and functional testing.
• Support FAT, SAT and Site Acceptance Testing.
• Carry out testing and commissioning of electrical and/or mechanical systems.
• Prepare testing records and commissioning reports.
• Coordinate with clients, consultants, main contractors and vendors.
• Identify commissioning defects and track issues until closure.
• Ensure compliance with project specs and safety standards.

Skills

Electrical/Mechanical knowledge

Reading electrical diagrams

English communication

Mandarin language advantage

Education

Diploma or Degree in Electrical/Mechanical Engineering

Tools

Cx1–Cx5 commissioning

Load Bank Testing

BMS/EPMS familiarity

Job description

Job Description

JOYRUN (MALAYSIA) SDN. BHD. is expanding its Data Center Testing & Commissioning team in Malaysia.

We are looking for experienced Data Center Commissioning Engineers (Cx) with hands‑on experience in testing, commissioning, and integrated system testing of mission‑critical facilities.

The successful candidate will participate in Data Center Cx1–Cx5 commissioning activities, working closely with clients, consultants, main contractors, M&E contractors and equipment vendors.

Key Responsibilities

Perform and coordinate Data Center commissioning activities from Cx1 to Cx5

Review commissioning plans, method statements, checklists and test scripts

Conduct equipment and system inspections, pre‑functional testing and functional performance testing

Support FAT, SAT and Site Acceptance Testing

Carry out testing and commissioning of electrical and/or mechanical systems

Participate in Integrated System Testing (IST)

Coordinate with client, consultant, main contractor, subcontractors and equipment vendors

Identify commissioning defects and track issues until closure

Prepare testing records, commissioning reports and final documentation

Support troubleshooting and technical problem‑solving during commissioning

Ensure all commissioning activities comply with project specifications, safety requirements and relevant standards

Electrical Experience Preferred

• MV / LV Switchgear
• Transformers
• UPS Systems
• Battery Systems
• Generator Systems
• ATS / STS
• Busduct / Busway
• PDU / RPP
• Protection Relay Testing
• Cable Testing
• Load Bank Testing
• BMS / EPMS

Mechanical Experience Preferred

• Cooling Towers
• CRAH / CRAC
• Chilled Water Systems
• Pumps
• AHU / FCU
• HVAC Control Systems
• BMS
• Cooling System Functional Testing

Requirements

Diploma or Degree in Electrical, Mechanical or related Engineering discipline

Minimum 3 years of engineering / testing & commissioning experience

Data Center commissioning experience is strongly preferred

Familiar with Cx1, Cx2, Cx3, Cx4 and Cx5 commissioning processes

Able to read electrical single‑line diagrams, M&E drawings and technical specifications

Good troubleshooting and problem‑solving skills

Able to prepare testing reports and commissioning documentation

Willing to work at project sites and travel within Malaysia

Able to work independently and coordinate with multiple project stakeholders

Good communication skills in English

Mandarin‑speaking candidates will have an advantage due to coordination with regional project teams

Preferred Experience

Candidates who have participated in hyperscale or large‑scale Data Center projects involving:

• Cx3 Equipment Testing
• Cx4 Functional Performance Testing
• Cx5 Integrated System Testing (IST)
• Load Bank Testing
• Electrical System Failure Simulation
• Cooling System Failure Simulation
• Black Building / Power Failure Testing

will be given priority.

What We Offer

Competitive salary based on experience

Data Center project exposure in Malaysia and Southeast Asia

Opportunities to participate in large‑scale mission‑critical projects

Regional career development opportunities

Technical training and project experience with international Data Center clients