Electrical Specialist Chargeman

Airtrunk; Johor Bahru; On-site; MYR 90,000 - 130,000; Full time

Job summary

AirTrunk in Johor Bahru seeks an experienced Chargeman (Electrical) to support safe operation, inspection, and maintenance of electrical infrastructure across JHB1 and JHB2 campuses. You will work with the Competent Engineer and operations teams to ensure reliability of MV/LV systems and MV/HV switching under Malaysian regulations.

You will perform routine inspections, assist in HV activities, and help coordinate maintenance with contractors, contributing to the uptime of mission-critical data

Qualifications

• Minimum 5 years in electrical operations, maintenance, or engineering roles in substations, industrial facilities, power plants, or mission-critical environments.
• Chargeman B4 Certificate issued by ST up to 33 kV.
• Ability to read SLDs and electrical schematics; familiarity with Malaysian regulations.

Responsibilities

• Monitor and maintain medium-voltage and low-voltage electrical systems across the Johor Bahru data centre campuses (JHB1 and JHB2).
• Assist in inspection, monitoring, and maintenance of electrical installations under the Competent Engineer guidance.
• Perform authorised MV switching and support LV switching activities, with buddy-system adherence for HV operations.
• Prepare inspection reports and participate in high-voltage inspections per regulatory requirements.
• Coordinate with operations, engineers, and contractors to ensure timely maintenance and safe operations.

Skills

MV/LV systems

Electrical switching

SLD reading

Safety compliance

Teamwork & communication

Education

Chargeman B4 Certificate

Job description

Want to be a part of Asia Pacific & Middle East's (APME) largest, most innovative, and rapidly growing data centre company?

AirTrunk is a hyperscale data centre company with a powerful purpose - to scale and sustain the relentless growth of the region’s digital future. We do this by continuously redefining and delivering the digital infrastructure that meet the needs of our customers - the world’s most transformational companies. And we’re doing so sustainably, for today and tomorrow.

Having opened Australia’s first and largest hyperscale data centres in 2017, we set our eyes on rapid expansion and now operate a platform of hyperscale data centres across the APME region. With backing from our investors, including Blackstone, this is just the beginning…

Come join the A-Team at AirTrunk, where the cloud meets the ground.

A Snapshot

As the Chargeman (Electrical) within the Tech Ops team, you will support the safe operation, inspection, and maintenance of AirTrunk’s electrical infrastructure across the Johor Bahru data Centre campuses (JHB1 and JHB2).

Working closely with the Critical Environment Specialist (Competent Engineer) and the operations team, you will assist in maintaining reliable operation of electrical systems ranging from low-voltage distribution up to medium-voltage systems, ensuring they are operated safely and in compliance with Malaysian electrical regulations.

You will play a key role in supporting daily electrical operations, inspection activities, and switching operations while helping maintain the reliability of mission-critical electrical infrastructure supporting hyperscale data Centre operations.

Key focus areas include:

• Supporting the safe operation of electrical infrastructure, including medium-voltage and low-voltage systems across the data Centre campus.
• Assisting the Competent Engineer in inspection, monitoring, and maintenance of electrical installations.
• Supporting the Competent Engineer inspection program, including field inspections and preparation of inspection documentation.
• Performing authorized medium-voltage switching operations and assisting in low-voltage switching activities.
• Supporting switching activities as part of a buddy system during high voltage switching operations led by the Competent Engineer.
• Monitoring equipment condition, identifying defects, and supporting rectification activities to maintain system reliability and compliance.
• Supporting safe electrical operations across JHB1 and JHB2 facilities.

Your Day to Day

• Monitor the condition and operation of medium-voltage and low-voltage electrical systems, ensuring safe and reliable operation of electrical infrastructure.
• Perform routine inspections of 22kV medium-voltage equipment, including switchgear installed at High Voltage Plant (HVP) and Kiosk Transformer (KTX) locations.
• Perform inspections of 415V low-voltage systems, including generator systems and Power Transfer Units (PTU).
• Support the internal Competent Engineer inspection program by assisting in inspection activities and preparing draft inspection reports for review by the Competent Engineer.
• Assist the Competent Engineer during high-voltage inspection activities, including statutory inspection of substations, transformers, and high-voltage switchgear.
• Perform authorized medium-voltage switching operations in accordance with approved switching procedures.
• Assist with low voltage switching and system isolation activities during maintenance, testing, or operational works.
• Support high voltage switching operations as a switching assistant under the direction of the Competent Engineer as part of a buddy system.
• Identify equipment defects, abnormal conditions, and safety concerns, perform minor defect rectification where possible, and coordinate with relevant teams or contractors to ensure timely resolution of outstanding issues.
• Assist in coordinating maintenance activities, contractor works, and equipment inspections across the electrical infrastructure.
• Support preparation and implementation of Method of Procedure (MOP) for operational and maintenance works.
• Maintain accurate operational logs, inspection records, and maintenance documentation for electrical installations.
• Assist the operations team in maintaining compliance with Malaysian electrical regulatory requirements and internal safety procedures.
• Provide operational support during electrical incidents, system disturbances, or emergency situations.
• Record operational parameters and equipment readings during inspections to support condition monitoring and regulatory requirements.
• Supervise and coordinate contractor works to ensure maintenance and repair activities are carried out safely and in accordance with approved procedures.
• Support preventive maintenance and corrective maintenance activities for electrical infrastructure across the campus.

Requirements

• Minimum 5 years of experience in electrical operations, maintenance, or engineering roles within substations, industrial facilities, power plants, or mission-critical environments.
• Valid Chargeman B4 Certificate issued by Suruhanjaya Tenaga (ST), authorized for electrical installations up to 33 kV.
• Experience in operating and maintaining medium-voltage and low-voltage electrical systems, including switchgear, transformers, generators, and electrical distribution systems.
• Experience performing electrical switching operations, inspections, and maintenance activities in accordance with approved procedures.
• Ability to read and interpret single line diagrams (SLD), electrical schematics, and protection system drawings.
• Familiarity with Malaysian electrical regulatory requirements, including safe operation of electrical installations and compliance with the Electricity Supply Act and Electricity Regulations.
• Experience working in mission-critical environments such as data centres, substations, power plants, or large industrial facilities is preferred.
• Strong understanding of electrical safety practices, operational discipline, and procedural compliance.
• Ability to work effectively in a team-based operational environment, supporting the Competent Engineer and coordinating with operations, engineering teams, and contractors.
• Good communication skills in English and Malay.
• Ability to remain calm and systematic in high-pressure operational situations, including electrical incidents or emergency response scenarios.

The AirTrunk Culture

Working at AirTrunk is a once in a lifetime opportunity to fast-track your career and amplify your impact. Whilst you’re helping scale our region’s digital future, we’ll help you Grow@Hyperscale and unleash your full potential.

The pace in which we operate means you’ll feel an electric atmosphere at AirTrunk. We are a team of challengers and collaborative problem solvers who break new ground every day. We do this by living our values, going above and beyond, and being dynamic, transparent, and responsive.

Every AirTrunker brings their own unique background and diverse perspective to find solutions to problems that matter. We make sure you have everything you need to make your mark and thrive in a flexible and safe working environment, where everyone feels welcome. Our benefits empower AirTrunkers to stay positively charged.