Design Engineer (New Energy - BESS) – HQ Based

ERS Energy Sdn Bhd; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

ERS Energy Sdn Bhd in Kuala Lumpur is seeking an experienced electrical engineer to lead and coordinate the engineering and system design of BESS projects, including battery sizing, cable sizing, grid integration, and balance of plant.

You will prepare detailed technical documentation, review vendor specifications, oversee installation, testing, and commissioning, and provide technical support for troubleshooting and optimization.

Qualifications

• Bachelor’s degree in electrical or related field.
• Minimum 1 year of relevant experience in power systems, renewable energy, or BESS.
• Strong expertise in battery technologies, PCS, and EMS.
• Proficiency with simulation tools such as HOMER and PVsyst.
• Solid understanding of grid code compliance and interconnection requirements.
• Experience in managing EPC contracts, vendor negotiations, and regulatory approvals.
• Excellent problem-solving, leadership, and project management skills.

Responsibilities

• Lead and coordinate the engineering and system design of BESS, including battery sizing, cable sizing, grid integration, and balance of plant.
• Work with consultants to conduct load flow, short-circuit, and transient stability analyses for new project development.
• Prepare detailed technical documentation, including SLDs, functional specs, and operating procedures.
• Review vendor and equipment specifications for compatibility with project requirements.
• Manage technical coordination with clients, EPCs, suppliers, and regulators.
• Oversee installation, testing, and commissioning activities, ensuring safety and quality standards.
• Provide technical support for troubleshooting, performance optimization, and issue resolution.
• Evaluate new battery technologies, EMS, and advanced control strategies for future projects.
• Train and mentor junior engineers and support their development.
• Contribute to tender preparation, proposal writing, and cost estimation.
• Lead Grid Code testing for utility-scale BESS.

Skills

Electrical engineering

Power systems

BESS

Grid integration

Project management

Team leadership

Technical writing

Mandarin (adv)

Education

Bachelor’s degree in Electrical Engineering

Tools

HOMER

PVsyst

AutoCAD

Job description

• Lead and coordinate the engineering and system design of BESS, including battery sizing, cable sizing, grid integration, and balance of plant.


• Work with consultants to conduct load flow, short-circuit, and transient stability analyses for new project development.


• Prepare detailed technical documentation, including single-line diagrams (SLDs), functional specifications, and operational procedures.


• Review vendor and equipment specifications, ensuring compatibility with project requirements.


• Manage technical coordination with clients, EPC contractors, suppliers, and regulatory bodies.


• Oversee installation, testing, and commissioning activities, ensuring compliance with safety and quality standards.


• Provide technical support for troubleshooting, performance optimization, and issue resolution.


• Evaluate new battery technologies, energy management systems (EMS), and advanced control strategies for future projects.


• Train and mentor junior engineers and support their professional development.


• Contribute to tender preparation, proposal writing, and cost estimation for new projects.


• Lead Grid Code testing for utility-scale Battery Energy Storage Systems (BESS).

Qualifications/Skills:

• Minimum Bachelor’s degree in electrical engineering, mechanical engineering, or related field


• Minimum 1 year of relevant experience in power systems, renewable energy, or BESS.


• Strong expertise in battery technologies, power conversion systems (PCS), and energy management systems (EMS).


• Proficiency in simulation tools such as HOMER and PVsyst.


• Solid understanding of grid code compliance, protection coordination, and interconnection requirements.


• Experience in managing EPC contracts, vendor negotiations, and regulatory approvals.


• Excellent problem-solving, leadership, and project management skills.


• Strong technical writing and documentation abilities.


• Ability to communicate in Mandarin will be an added advantage.