Design Lead - BESS (Electrical)

L&T Technology Services Ltd.; Chennai; On-site; INR 3,000,000 - 5,000,000; Full time

Job summary

L&T Technology Services Ltd. is seeking an experienced energy storage design engineer in Chennai to lead battery storage projects. You will work across Solar PV, Wind, and Battery Storage, optimizing designs for efficiency, reliability, and safety.

Expertise in MATLAB/Simulink, ETAP, and Homer is essential, with hands-on experience in inverter design and MV/HV integration. You will coordinate across design teams and support field implementation.

Qualifications

• B.E. / B. Tech. in Electrical / Electrical & Electronics Engineering.
• Minimum 10+ years of experience in Renewable Energy Systems like Solar PV, Battery Storage; Battery Energy Storage experience is must with minimum 5+ years.

Responsibilities

• Coordinate design reviews with civil, instrumentation and CAD teams.
• Prepare FAT specifications, test plans, and review test reports.
• Ensure compliance with quality and H&S procedures across design and construction phases.
• Provide installation support during construction and liaise with vendors/clients as needed.
• Translate value engineering ideas into cost-optimized, reliable designs.

Skills

Energy storage

BESS

Battery systems design

System studies

DC/DC converter operation

Hybrid renewable systems

MATLAB / Simulink

ETAP

HOMER

MATLAB Script / Simulink

Panel architecture

Thermal analysis

Vendors/Client liaison

Education

B.E. / B. Tech. in Electrical / Electrical & Electronics Engineering

Tools

MATLAB

Simulink

ETAP

HOMER

DIgSILENT

PLEXOS

PSCAD

Job description

• Should have working knowledge of energy storage using BESS, including but not limited to, battery chemistry, duty cycling and performance (like Round Trip efficiency, Cycle Life, etc.), design optimization for efficiency and reliability, battery safety and battery inverter systems.
• Proven project engineering and delivery experience of energy storage projects in an engineering or consulting environment
• Preference for candidates with experience of doing system studies.
• Familiarity with DC/DC converter operation.
• Should have knowledge in design of hybrid renewable energy systems like Solar PV, Wind Energy systems, Battery Storage, etc.
• Should have hands-on experience working on software like MATLAB Simulink & ETAP softwares.
• Should be competent in battery systems design, Inverter design, integration with MV/HV substation.
• Should have working knowledge on softwares like MATLAB Script / Simulink / Homer / ETAP. Good knowledge in understanding of Control logics and simulation.
• Knowledge in Panel architecture, Heat ventilation, Temperature rise calculation.
• Strong knowledge in Battery Inverter logics and its operation related to various modes of operation like VAR mode, PF mode etc.
• Should possess experience in performing Root cause analysis and as a solution provider.
• Develop ideas, effectively contribute to value engineering, and translate to cost optimized design, review to obtain best cost, best performance and reliability.
• Should have capability for preparation of technical specifications (including for tenders) and review tender responses.
• Conducting engineering reviews, quality assurance checks and approval of design drawings, reports and other deliverables.
• Provide quality advice and installation support where required during construction phase.
• Preparation of FAT specification, test plan and review and interpretation of test reports
• To be ensure full compliance with quality and H&S systems. Operate within the company’s Design Management procedures.
• The day-to-day coordination with allocated design teams including civil engineers, instrumentation engineers and CAD Technicians.
• Coordination of inputs being provided by other departments and external groups, such as survey/geotechnical, transport and environmental.
• Ensuring deliverables in agreed timelines and ensuring design meets all the client’s scoping requirements and compliance with technical specifications.
• Acting as a point of contact with the vendors/client (on need base) during the various design phases.

Software Skills Required

• General awareness of MS Office, MATLAB / HOMER / PLEXOS / DIgSILENT / ETAP/ PSCAD

Qualification & Experience

• B.E. / B. Tech. in Electrical / Electrical & Electronics Engineering
• Minimum 10+ years of experience in the areas of Renewable Energy Systems like Solar PV, Battery Storage. Experience in Battery Energy Storage is must with minimum 5+ years.