Digital Power Maintenance Engineer

Job Description:

Data Center Infrastructure

Perform preventive and corrective maintenance on data center power and cooling systems (UPS, precision air conditioning, cooling units)

Conduct routine health checks and inspections to maintain system reliability, availability, and safety

Diagnose and resolve equipment faults using appropriate test instruments and diagnostic tools

Coordinate spare parts requests and warranty service processes with OEM/manufacturer support

Energy Storage Systems (ESS/BESS)

Maintain, inspect, and troubleshoot battery storage systems and associated transformer operations

Perform electrical engineering analyses and calculations to support system optimization

Conduct field inspections and provide onsite support for critical or major faults

Ensure compliance with relevant industry standards and electrical safety regulations

Support commissioning and integration of ESS units (e.g., Smart String ESS) alongside PV equipment

Photovoltaic (PV) Systems

Commission, configure, and troubleshoot solar inverters and related equipment for residential, C&I, and utility-scale installations

Oversee electrical installation quality, including wiring, grounding, and protection compliance

Perform system diagnostics, firmware updates, parameter configuration, and connectivity checks (LAN/RS485/4G)

Investigate system failures and provide technical guidance to customers and installer partners

General / Cross-Functional

Maintain accurate maintenance logs, technical reports, and documentation for all service activities

Collaborate with contractors, vendors, and partners to coordinate installations, repairs, and deployments

Provide technical support and issue resolution for customer inquiries and escalations

Adhere to on-site safety protocols, including high/medium voltage safety practices

Support project teams during installation, commissioning, and handover phases as needed

To collaborate and communicate directly with English-speaking officers, stakeholders, counterparts, and customers, including the international partners

Job Requirement:

Education

Bachelor's degree in Electrical Engineering, Electrical & Electronics Engineering, Mechanical Engineering, or related field

Experience

1-3 years of hands-on experience in electrical/power systems maintenance, preferably with exposure to data center, ESS/BESS, or PV solar systems

Experience troubleshooting, testing, and maintaining power conversion or cooling equipment is an added advantage.

Experience in conducting technical guidance and training for service partner teams.

Having experience in commissioning Fast Charger product is a plus

Technical Skills

Solid understanding of power supply systems, electrical schematics, and cooling system fundamentals

Proficiency with relevant testing instruments and maintenance tools

Familiarity with engineering software (e.g., AutoCAD, PVSyst, MS Office)

Working knowledge of MV/HV electrical systems (operating license a plus)

Other Requirements

Valid driving license and willingness to travel to project/customer sites based on business needs.

Strong analytical and problem-solving skills, with the ability to work independently on-site

Strong communication and teamwork skills; comfortable in customer-facing situations

Proficiency in English (written and spoken) is required to effectively communicate and collaborate with English- speaking stakeholders, including headquarters, regional counterparts, and customers in cross-cultural and multinational work environments

Strong awareness of on-site safety responsibilities, including team safety

Interested candidate please click "APPLY" to begin your job search journey.

We regret to inform that only shortlisted candidates will be notified.

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PERSOL Singapore Pte Ltd

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• Registration ID: Heah Sian Wei R23117518