Electrical Engineer – Battery Energy Storage Systems (BESS)

Infinity Cube; Singapore; On-site; SGD 42,000 - 66,000; Full time

Job summary

Infinity Cube is seeking an Electrical Engineer to lead on-site installation and commissioning of Battery Energy Storage Systems (BESS) across project sites in Singapore and the region. You will coordinate with internal and external stakeholders, perform system testing, and ensure proper integration with diesel generators where applicable.

You will read schematics, work with high-voltage systems, and apply safety standards while documenting technical details for future reference and training

Qualifications

• Diploma or degree in Electrical Engineering or equivalent.
• 1+ years of hands-on experience in electrical installation and commissioning.
• Knowledge of diesel generators, electrical distribution, inverters, and power electronics.

Responsibilities

• Lead on-site installation and deployment of Battery Energy Storage Systems (BESS).
• Coordinate with stakeholders during project implementation.
• Commission systems, perform site testing and ensure integration.
• Install and configure electrical distribution boxes and connect systems to generators where needed.
• Monitor system performance and troubleshoot technical issues with a data-driven approach.

Skills

Electrical testing

Troubleshooting

Field installation

Documentation

Communication

Education

Diploma/degree in Electrical Engineering

Tools

Multimeters

Insulation testers

Clamp meters

SCADA systems

Job description

About Us:

Infinity Cube is a rapidly growing energy technology company focused on delivering sustainable, flexible power solutions through battery energy storage systems (BESS), hybrid systems, and intelligent power management. We are expanding our field operations and seeking a driven and hands-on Electrical Engineer to join our team.

Key Responsibilities:

• Lead on-site installation and deployment of Battery Energy Storage Systems (BESS)


• Coordinate with internal and external stakeholders during project implementation


• Commission systems, perform site testing, and ensure successful system integration


• Install and configure electric distribution boxes and connect systems to diesel generators where required


• Monitor system performance, troubleshoot technical issues, and conduct root cause analysis


• Perform electrical system diagnostics and data analysis for system optimization


• Ensure compliance with safety standards, electrical codes, and local regulations


• Maintain accurate technical documentation, reports, and system records


• Train clients and partners on basic system operation and troubleshooting


• Collaborate with product development teams to feedback field insights

Requirements:

• Diploma or degree in Electrical Engineering or equivalent


• 1+ years of relevant hands-on experience in electrical installation and commissioning, preferably in energy storage, solar, or generator systems


• Solid understanding of diesel generators, electrical distribution systems, inverters, and power electronics


• Experience with high-voltage systems and energy storage safety practices


• Ability to read and interpret electrical schematics and single-line diagrams


• Proficiency in using electrical testing equipment (e.g., multimeters, insulation testers, clamp meters)


• Strong analytical and troubleshooting skills, with a data-driven approach


• Willingness to travel to project sites across the region


• Good communication skills and ability to work independently on-site

Nice to Have:

• Experience with hybrid power systems (BESS + diesel genset)


• Familiarity with SCADA or remote monitoring systems


• Prior exposure to IEC/UL standards and grid interconnection requirements


• Valid electrician license or certifications (where applicable)