Detailed Design Engineer – Solar EPC

Key Responsibilities:

Design & Engineering:

• Prepare detailed electrical design for utility-scale or large commercial solar PV systems, including:
• General Arrangement (GA) drawings
• Single Line Diagrams (SLD)
• Cable sizing and routing
• Earthing and lightning protection design
• AC/DC cable schedules
• Trenching and ducting layouts
• Conduct load flow, voltage drop, fault level, and protection coordination studies.
• Prepare and review civil and structural layout drawings (in coordination with the civil team).
• Develop string sizing, inverter placement, and transformer sizing strategies.
• Ensure system design complies with applicable codes and standards (NEC, IEC, IS, IEEE, MNRE, DISCOM).
• Interface with electrical utilities for grid interconnection designs and approvals.

Coordination & Support:

• Provide design support during procurement to ensure correct specification of equipment (e.g., inverters, switchgear, transformers).
• Coordinate with internal and external stakeholders including:
• Civil and structural teams
• Procurement and supply chain teams
• Construction and commissioning engineers
• Government and regulatory agencies
• Provide technical support during installation, testing, and commissioning phases.

Documentation & Compliance:

• Generate Bill of Materials (BOM), design basis reports, design calculations, and technical datasheets.
• Prepare as-built drawings post-project completion.
• Ensure all drawings and documents are delivered in line with project timelines.
• Maintain document control and version tracking.

Required Qualifications:

• Bachelor's degree in Electrical / Power / Renewable / Energy Engineering.
• 3 to 7 years of experience in detailed design for solar EPC projects.
• Strong knowledge of PV system design, electrical systems (LV, MV), and grid interconnection.
• Proficiency in AutoCAD, ETAP, PVsyst, Helioscope, or similar tools.
• Familiarity with Indian and international standards (IS/IEC/NEC).
• Strong understanding of EPC project lifecycle from design to commissioning.