Deputy Manager/Manager - BESS Design & Engineering

About the Role

We are seeking an experienced and dynamic Manager for Battery Energy Storage Systems (BESS) for our engineering and design initiatives for utility-scale energy storage projects. The ideal candidate will have proven expertise in BESS design, pre-bid and post-bid engineering in the renewable energy sector.

How you will contribute:

BESS Engineering & Design

• Lead the design and engineering of Battery Energy Storage Systems (BESS) for utility-scale projects ranging from 20 MWh to 300+ MWh

• Perform battery sizing, evaluation, and selection based on tender requirements and technical feasibility

• Develop system designs, Single Line Diagrams (SLDs), and layouts considering site-specific constraints

• Act as technical lead and Single Point of Contact (SPOC) for large-scale Solar + BESS integrated projects

Pre-Bid & Post-Bid Support

• Provide comprehensive pre-bid engineering support including technical evaluation and battery sizing

• Prepare Request for Proposals (RFPs) for BESS systems and Balance of Plant (BOP) components

• Conduct vendor evaluation and technical due diligence for battery and system suppliers

• Prepare General Technical Particulars (GTPs) and technical bid documentation

• Support bid management activities for SECI, state utility, and private sector tenders

Technical Leadership

• Provide technical guidance on AC/DC design for solar and energy storage systems

• Drive innovation in system design to optimize performance and cost-effectiveness

• Mentor junior engineers and build technical capabilities within the team

Ideal Skills for this role include:

Education:

• Bachelor’s degree in Electrical Engineering, Electrical & Electronics Engineering, or Power Engineering (Essential)

• Master’s degree in Energy Technology, Power Systems, or related field (Preferred)

Experience:

• 8-10 years of progressive experience in electrical design and engineering within the renewable energy sector

• Minimum 3-4 years of hands-on experience in BESS design and engineering

• Experience with utility-scale projects (20+ MWh BESS)

Technical Skills:

• Battery Systems: Battery sizing, evaluation, selection, and system integration

• Design Software: AutoCAD, PV Syst

• Engineering: Pre-bid engineering, post-bid engineering, electrical design

• Project Documentation: SLD preparation, layout design, RFP/GTP creation

• Vendor Management: Technical evaluation and vendor coordination

Key Achievements Expected:

The successful candidate should demonstrate:

• Experience as technical lead for projects exceeding 20 MWh BESS capacity

• Proven success in winning competitive bids through technical excellence

• Track record of managing multiple projects simultaneously

• Strong stakeholder management and client relationship skills

Desired Competencies:

Technical Competencies

• Deep understanding of battery technologies (Li-ion, LFP, etc.) and their applications

• Expertise in grid integration and power system design

• Knowledge of Indian Electricity Grid Code and relevant standards (IEC, IEEE)

• Familiarity with solar PV systems and hybrid renewable energy projects

Professional Competencies

• Collaborative approach with cross-functional teams

• Strong project management and leadership skills

• Excellent communication and presentation abilities

• Ability to work under tight deadlines and manage multiple priorities

• Problem-solving mindset with attention to detail