C&I Solar Solutions Architect — Feasibility to Proposal

LHN Energy Resources Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

LHN Energy Resources Pte Ltd in Singapore is seeking a Solutions Architect, Commercial and Industrial (C&I) Solar to own the front end of solar opportunities—assessing site, energy needs and developing costed, technically sound solutions.

Work with BD and EPC teams to develop preliminary designs, prepare BOQs, and support tender submissions. Ensure feasibility, regulatory compliance and a clear, value-driven path to project delivery.

Qualifications

• Degree in Electrical, Mechanical, Energy Engineering or related discipline.
• Strong client-facing and communication skills.
• Experience in solar PV design, C&I EPC, or technical pre-sales/solutions roles.

Responsibilities

• Conduct feasibility studies and site assessments for C&I premises, incl. roof area, structure, shading, access.
• Understand client energy requirements, load, tariff, budget and financing model (purchase, PPA, leasing).
• Develop preliminary PV designs, layouts, configurations and inverter selection.
• Perform energy yield and sizing analysis using PV design tools.
• Prepare project costing and BOQ covering equipment, BOS and installation.
• Assess regulatory and grid connection requirements (SP PowerGrid, EMA, LEW/QP).
• Prepare technical scope and costing packages for BD team.
• Support BD during tenders, client presentations and clarifications.
• Coordinate with EPC/installation team to ensure buildable, compliant designs.

Skills

Client-facing

Communication

Analytical thinking

Problem-solving

Education

Degree in Electrical, Mechanical, or Energy Engineering

Tools

PVsyst

Helioscope

AutoCAD

Job description

LHN Energy Resources Pte Ltd in Singapore is seeking a Solutions Architect, Commercial and Industrial (C&I) Solar to own the front end of solar opportunities—assessing site, energy needs and developing costed, technically sound solutions.

Work with BD and EPC teams to develop preliminary designs, prepare BOQs, and support tender submissions. Ensure feasibility, regulatory compliance and a clear, value-driven path to project delivery.