Job Summary

We are looking for a Solar Design Engineer with 2–3 years of hands-on experience in the Solar EPC industry. The candidate will be responsible for the design, engineering, drawings, layouts, documentation, and technical support for rooftop and ground-mounted solar PV projects.

The ideal candidate should have practical knowledge of AutoCAD, Arka360 (Solar Labs), Google SketchUp, and MS Office, along with a good understanding of solar PV system design and EPC execution.

Key Responsibilities

1. Solar PV System Design a. Design for grid-connected solar PV systems for residential, commercial, industrial, and ground-mounted projects.

- Prepare preliminary and detailed solar PV system designs based on site conditions and client requirements.
- Perform system sizing based on energy consumption, available area, load profile, and project requirements.
- Select suitable PV modules, inverters, mounting structures, DC/AC cables, protection equipment, and other system components.
- Prepare DC string configurations and inverter sizing.
- Carry out basic DC and AC voltage drop calculations.
- Prepare Single Line Diagrams (SLD) for solar PV systems.
- Prepare equipment layouts and electrical layouts.

2. Rooftop Solar Design

- Analyze rooftop layouts and available installation areas.
- Prepare module layouts considering roof dimensions, obstructions, setbacks, walkways, and maintenance access.
- Prepare shadow analysis and optimize module placement.
- Design module mounting arrangements for different roof types.
- Coordinate with the site survey team for accurate measurements and site information.
- Prepare detailed rooftop installation drawings.

3. Ground-Mounted Solar Design

- Prepare module layout and array configuration for ground-mounted projects.
- Assist in determining suitable module pitch, row spacing, and orientation.
- Prepare layout drawings considering site boundaries, roads, drainage, inverter locations, transformer locations, and maintenance access.




- Assist in preparation of basic foundation and mounting structure layouts.
- Coordinate with civil, electrical, procurement, and project execution teams.

4. Software Responsibilities

AutoCAD - Mandate

- Prepare 2D solar layouts, electrical layouts, SLDs, mounting layouts, and construction drawings.
- Modify drawings based on site and project requirements.
- Maintain proper drawing standards, layers, dimensions, and revisions.

MS Office - Mandate

- Prepare design calculations and technical documentation using MS Excel and MS Word.
- Prepare project reports, BOQs, design sheets, and presentations using MS Office.
- Maintain project-wise design records and documentation.

Arka360 / Solar Labs - Preferred

- Create 3D solar PV designs.
- Perform rooftop modeling and module placement.
- Conduct shading analysis and energy yield simulations.
- Optimize system layouts and generate project reports.
- Prepare client presentation/design outputs.

Google SketchUp - Preferred

- Create 3D rooftop and solar installation models.
- Model roof structures, equipment, modules, mounting structures, and surrounding obstructions.
- Prepare 3D views for design validation and client discussions.

5. Engineering & Documentation

- Prepare BOM/BOQ based on approved designs.
- Prepare cable schedules and equipment schedules.
- Prepare technical datasheets and equipment specifications.
- Prepare design calculations and project documentation.
- Maintain drawing revisions and ensure the latest approved drawings are issued for execution.
- Review vendor drawings and technical documents.
- Assist in preparing as-built drawings after project completion.

6.



Coordination & Project Support

- Coordinate with Sales, Project Execution, Procurement, SCM, Electrical, Civil, and O&M; teams.
- Review site survey reports and identify design constraints.
- Provide technical clarification to installation and project teams.
- Attend site visits when required for design verification.
- Incorporate site changes into drawings and update designs accordingly.
- Support project teams during installation and commissioning.

Required Technical Skills

- 2–3 years of experience in Solar EPC / Solar PV Design.
- Good understanding of solar PV system components and electrical design.
- Hands-on experience in AutoCAD is mandatory.
- Working experience in Arka360 (Solar Labs) is preferred/required.
- Working knowledge of Google SketchUp.
- Good knowledge of MS Excel, MS Word, and PowerPoint.
- Knowledge of rooftop and ground-mounted solar PV design.
- Knowledge of SLD preparation and basic electrical calculations.
- Understanding of module, inverter, cable, earthing, lightning protection, and protection system selection.
- Ability to interpret architectural, structural, and electrical drawings.
- Good understanding of solar site survey data and its application in design.

Preferred Skills

- Knowledge of PVsyst is an added advantage.
- Knowledge of solar mounting structures.
- Knowledge of MNRE / CEA / DISCOM requirements and applicable electrical standards.
- Experience in designing C&I; rooftop solar projects.
- Experience with net metering / net feed-in projects.
- Knowledge of basic solar energy yield calculations.
- Familiarity with preparation of technical BOQ/BOM.

Educational Qualification

Diploma / B.E. / B.Tech in:

- ECE / EEE with relevant Solar EPC design experience

Pay: ₹360,000.00 - ₹480,000.00 per year

Benefits

- Cell phone reimbursement
- Versatile schedule
- Health insurance
- Paid sick time
- Paid time off
- Provident Fund

Work Location: In person

📌 Solar Design Engineer (Madurai)
🏢 Aadhan Solar Private
📍 Madurai