Position Title: Assistant Manager – Electrical Design (BESS Microgrids)
Location: Pune, Maharashtra
Employment Type: Full time | On-site
Department: Design & Engineering
Reporting To: Head of Engineering
About the Role
We are seeking an experienced Assistant Manager – DER & BTM Systems Engineering to bridge technical design, product engineering, and client-facing solution architecture for Behind-the-Meter (BTM) microgrids. In this role, you will interact directly with Commercial & Industrial (C&I;) clients to capture operational requirements, formulate the system Operating Philosophy, evaluate and qualify BESS/PV hardware vendors, and perform end-to-end detailed engineering for integrated PV + BESS + DG + Grid power systems.
You will be responsible for plant-level power system design, single-line diagrams (SLDs), transition dynamics, control panel design and mounting layouts, and deep equipment-level operational integration across transformers, switchgear, protection relays, and control logic.
Key Roles & Responsibilities
1. Client Interaction & Operating Philosophy Formulation




• Act as the technical primary contact during pre-sales and detailed engineering phases to gather client site load profiles, and operational goals.
• Develop tailored Operating Philosophies for BTM microgrid applications, including Peak Shaving, Time-of-Use (TOU) Arbitrage, resource synchronization, Black Start, and Zero Export limits.
• Define microgrid grid-edge operational dynamics, including seamless grid-tied to islanding transitions, transition time limits, mode switching and auto-synchronization/re-sync schemes with the utility grid and diesel generators.

2. Product/Vendor Identification, Evaluation & Qualification
• Identify, evaluate, and technically qualify OEM products and suppliers for PCS inverters, LFP battery racks, solar inverters, microgrid controllers, and balance of plant (BOP) equipment.
• Assess the technical suitability of products against project-specific requirements,

📌 Assistant Manager – Electrical Design (Pune)
🏢 Rebuffr
📍 Pune