🌞 Design Engineer – Solar (Electrical DC) | Renewable Energy Projects – Chennai

September 2, 2025

Job Description

πŸ” Summary

L&T’s Renewables division is looking for a skilled Design Engineer – Solar (Electrical DC) to join our Engineering Design & Research Center (EDRC) in Chennai. This role is ideal for electrical engineers passionate about solar PV system design, solar power plant engineering, and renewable energy infrastructure. If you have 5–7 years of hands-on experience in Solar PV design, PVsyst, and DC electrical engineering, this opportunity offers a chance to lead and innovate in one of India’s fastest-growing renewable energy sectors.


πŸ“‹ Job Details at a Glance

Job TitleDesign Engineer – Solar (Electrical DC)
LocationChennai, Tamil Nadu
CompanyL&T – Renewables IC (SAARC & ASEAN)
DepartmentEDRC – Engineering Design & Research Center
Experience Required5 to 7 years (minimum 3 years in solar PV design)
QualificationB.E. / B.Tech in Electrical or EEE
Reporting ToDesign Lead – Solar (Electrical DC)
Tools & SoftwarePVsyst, PVcase, MS Office
Job TypeFull-Time, Permanent
Project TypeGrid-connected, Off-grid, Utility-scale Solar PV

πŸ›  Key Responsibilities

As a Solar Electrical Design Engineer, your core responsibilities include:

  • Designing large-scale grid-connected and off-grid solar PV power plants.
  • Preparing:
    • Plant layout designs, DC SLDs, and earthing layouts
    • Cable sizing and voltage drop calculations
    • BOQs and design basis reports
  • Performing generation and shading analysis using PVsyst.
  • Selecting optimal solar modules, inverters, and BOS components.
  • Coordinating with cross-functional teams (civil, mechanical, instrumentation) for interdisciplinary design checks.
  • Supporting pre-bid engineering, commissioning, and warranty periods.
  • Ensuring on-time delivery of high-quality technical documentation and client submissions.
  • Leading Draughts Persons in producing 2D/3D engineering models for solar PV systems (BIM).
  • Conducting value engineering, layout optimization, and cost-saving initiatives.

πŸ’‘ Required Skills & Expertise

To succeed in this role, candidates must have:

  • Proficiency in PVsyst, PVcase, and solar energy modeling tools.
  • Deep understanding of:
    • Solar DC design
    • Module selection
    • Inverter sizing
    • Earthing & lightning protection
  • Experience in BOS design, battery sizing, and string monitoring systems.
  • Familiarity with national and international electrical codes (IS/IEC).
  • Strong coordination and communication skills to interact with clients, consultants, and vendors.
  • Ability to perform interdisciplinary checks involving civil, mechanical, and instrumentation aspects.

πŸŽ“ Minimum Qualifications

  • Bachelor’s Degree in Electrical or Electrical & Electronics Engineering (EEE).
  • 5–7 years of total experience with at least 3 years in solar PV design.

πŸ“ˆ Performance Indicators

  • On-time project delivery with quality
  • Layout and design optimization
  • Cross-functional collaboration
  • Risk identification and mitigation
  • Value engineering and innovation
  • High customer satisfaction scores

🀝 Operating Network

  • Internal Stakeholders: Engineering Heads, Site Execution Teams, SCM
  • External Stakeholders: Clients, Vendors, Engineering Consultants

πŸ’Ό Software & Tools

  • PVsyst (mandatory)
  • PVcase
  • MS Office Suite

🌟 Behavioral Competencies

  • Customer-first mindset
  • Innovation-driven
  • Strong collaboration & communication
  • Market insight and foresight
  • Risk-taking with strategic intent
  • Interdisciplinary thinking

πŸ“’ Apply Now

Ready to power the future with cutting-edge solar design?
Click here to apply and join L&T’s Renewable Energy team:
πŸ‘‰ Apply on the Official L&T Careers Page