Senior Protection & Relay Commissioning Engineer

Pentagon Technical Services Ltd; Kuala Lumpur; On-site; MYR 120,000 - 160,000; Full time

Job summary

Pentagon Technical Services Ltd. seeks an experienced Commissioning Relay Engineer for a major hyperscale data centre project in Kuala Lumpur.

You will lead MV/LV protection testing, relay commissioning, and verification, working with CMC 356, CPC 100, Megger equipment to ensure safety and compliance. Ideal candidates have hands-on protection testing experience in data centres, substations, or critical infrastructure, along with strong drawing interpretation and reporting skills.

Qualifications

• Proven experience as a Commissioning Relay Engineer / Protection & Control Engineer.
• Strong experience with MV/LV protection systems.
• Hands-on experience with protection relay testing.
• Experience with OMICRON CMC 356 / CPC 100, Megger or equivalent.
• Experience testing CTs, VTs, circuit breakers and MV/LV switchgear.
• Previous data centre, substation, utility or critical infrastructure experience preferred.
• Ability to read and interpret electrical drawings and protection schematics.
• Strong understanding of protection principles, interlocks and trip circuits.
• Good communication and reporting skills.

Responsibilities

• Commissioning and testing of MV/LV protection and control systems.
• Testing and commissioning of protection relays and associated equipment.
• Primary and secondary injection testing.
• Protection relay configuration, testing and verification.
• Functional testing of switchgear, circuit breakers, CTs and VTs.
• Carrying out testing using equipment such as OMICRON CMC 356, CPC 100, Megger and similar.
• Supporting electrical commissioning through L1-L5.
• Reviewing commissioning documentation, test procedures and results.
• Identifying and resolving technical issues during commissioning.
• Working closely with commissioning managers, electrical engineers, contractors and client teams.
• Ensuring all testing is completed safely and in accordance with project procedures.

Skills

MV/LV protection

Protection relay testing

Electrical drawings interpretation

Communication & reporting

Tools

OMICRON CMC 356

CPC 100

Megger

Job description

Pentagon Technical Services Ltd. seeks an experienced Commissioning Relay Engineer for a major hyperscale data centre project in Kuala Lumpur.

You will lead MV/LV protection testing, relay commissioning, and verification, working with CMC 356, CPC 100, Megger equipment to ensure safety and compliance. Ideal candidates have hands-on protection testing experience in data centres, substations, or critical infrastructure, along with strong drawing interpretation and reporting skills.