Solar Design

4 weeks ago


Gurgaon, Haryana, India OpenCubicles Technologies Pvt Ltd Full time

We are seeking a Pre-Sales Solar Design & Proposal Engineer to support our Australian commercial & industrial (C&I) solar projects. This role involves technical proposal development, system design, cost estimation, and financial modeling to assist in quoting and pre-sales activities.

Note: Experience with Australian solar standards is beneficial, but candidates with strong Indian C&I solar experience and a willingness to learn Australian regulations are encouraged to apply.

Key Responsibilities:
  • Proposal Development & Quoting – Prepare technical proposals, cost estimates, and tender responses for commercial & industrial (C&I) solar projects.
  • Solar System Layout & Design – Create preliminary system layouts, single-line diagrams (SLDs), and performance simulations using Helioscope, PVsell, OpenSolar, or similar tools.
  • Financial Viability & ROI Analysis – Perform payback period calculations, Levelized Cost of Energy (LCOE) modeling, and financial feasibility studies for project assessment.
  • Energy Data Analysis – Interpret customer electricity bills, load profiles, and consumption patterns to determine optimal solar system sizing.
  • Cost Estimation & BOQ Preparation – Generate Bill of Quantities (BOQ), procurement cost estimates, and CAPEX/OPEX projections.
  • Stakeholder Collaboration – Work closely with sales, engineering, and finance teams to refine proposals and ensure alignment with customer requirements.
  • Compliance with Australian Standards – Ensure pre-sales designs align with Australian electrical regulations, CEC guidelines, and AS/NZS standards.
Mandatory Experience:

Commercial & Industrial (C&I) Solar Pre-Sales & Proposal Development – Strong background in quoting, bid preparation, and technical sales support for large-scale solar EPC projects.

Financial & Project Feasibility Analysis – Experience in LCOE modeling, payback period analysis, and investment return calculations.

Cost Estimation & Procurement Planning – Expertise in EPC costing, BOQ preparation, and material estimation.

Solar PV Design & Simulation – Proficiency with Helioscope, PVsell, PVsyst, OpenSolar, AutoCAD, or similar tools for preliminary design and energy yield estimation.

Electrical & SLD Knowledge – Ability to interpret and develop single-line diagrams (SLDs), system layouts, and grid connection schemes.

Preferred/Desirable Experience:

Australian Solar Standards & CEC Accreditation – Understanding of AS/NZS 4777, CEC design accreditation, and Australian grid interconnection rules (preferred but not mandatory).

Strong CAD & Design Skills – Knowledge of AutoCAD, SketchUp, or similar tools for detailed pre-sales design visualization.

Required Qualifications:

Bachelor's degree in Renewable Energy, Electrical Engineering, Power Systems, or a related discipline.

3 to 5 years of experience in solar pre-sales engineering, proposal development, and financial modeling for C&I solar projects.

Why Join Us?

Work with a leading Australian solar EPC company and gain exposure to international solar standards.

Develop expertise in Australian renewable energy regulations and work on large-scale C&I projects.

Opportunity to work remotely or in a hybrid setup from India while supporting global solar initiatives.


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