Senior Electrical Design Engineer – Power, Solar PV & BESS

SEMBCORP UTILITIES SERVICES PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Sembcorp is seeking an Electrical Engineer to lead end-to-end electrical engineering scopes for Power Plants, Data Centres, Solar PV and BESS projects, from feasibility to detailed design, tendering, and technical evaluation.

You will provide technical leadership, verify designs for safety, grid compliance, and regulatory requirements, and mentor engineering teams to drive collaboration and continuous improvement across projects.

Qualifications

• Degree in Electrical engineering
• 3 to 5 years' experience in Electrical Systems, preferably Solar PV or BESS design/engineering

Responsibilities

• Provide technical support to Business Development by preparing electrical concepts, feasibility assessments, project capacity estimates, and high‑level cost inputs for bids and proposals.
• Preparation of electrical design deliverables, including Single Line Diagrams (SLD), electrical schematics, module/inverter layouts, stringing arrangements, protection schemes, and grid interconnection concepts.
• Develop electrical design specifications, functional requirements, and Employer's Requirements for tendering and project execution.
• Perform electrical sizing and engineering calculations, including cable sizing & voltage drop.
• Evaluate new technology and innovative solutions, e.g., advanced instrumentation systems, smart sensors, and competitive alternatives to SF6-insulated GIS.
• Attend FAT/SAT and functional testing to ensure E&I equipment meets design intent and project premise.
• Conduct system performance analysis and software simulations for Solar PV and BESS systems to validate energy yield, losses, and operational behaviour.
• Conduct software simulations and modelling for Solar PV and BESS systems to validate design assumptions.
• Provide engineering and technical support during construction and installation, addressing site issues, responding to RFIs, supporting design clarifications, and resolving deviations from approved designs.
• Review and verify EPC contractor and vendor design submissions to ensure compliance with technical specifications, standards, regulatory& authorities and EPC contract requirements.
• Collaborate with O&M teams to review operational performance, identify optimisation opportunities, and incorporate lessons learned into future designs.

Skills

Electrical systems design

Electrical calculations

Team collaboration

Education

Electrical Engineering degree

Tools

PVSyst

AutoCAD

Sketchup

SolarGIS

Helioscope

Andrea

Job description

Sembcorp is seeking an Electrical Engineer to lead end-to-end electrical engineering scopes for Power Plants, Data Centres, Solar PV and BESS projects, from feasibility to detailed design, tendering, and technical evaluation.

You will provide technical leadership, verify designs for safety, grid compliance, and regulatory requirements, and mentor engineering teams to drive collaboration and continuous improvement across projects.