Product Manager BESS Energy Storage

**Company: Loom Solar

**Department: Product / Energy Storage

**Location: Faridabad / Delhi NCR

**Experience: 612 years

**Qualification: B.Tech/B.E. Electrical, Electronics, Power Electronics, Energy Storage or related field

Reporting To: CPO / Business Head Energy Storage

1. Role Purpose

Loom Solar is building a scalable Energy Storage BESS business ranging from 1 kWh residential batteries to 1,000 kWh / 1 MWh commercial and industrial Battery Energy Storage Systems . We are looking for a Product Manager BESS Lithium Battery who can own the complete product lifecycle:

Market Research Product Strategy Product Specification Cell/Battery/OEM Selection BMS PCS/Inverter Integration Certification Product Launch Sales Service Product Profitability The candidate will be responsible for developing a competitive BESS portfolio for residential, commercial, industrial, telecom, solar EPC, microgrid, backup power and energy-management applications .

The role requires a combination of **technical depth, product management, commercial understanding and robust execution capability .

1. Product Portfolio

The Product Manager will manage and develop the complete storage portfolio:

Residential

- 1 kWh
- 2.5 kWh
- 5 kWh
- 10 kWh
- 15 kWh
- 20 kWh Commercial
- 25 kWh
- 50 kWh
- 100 kWh
- 200 kWh
- 261 kWh
- 500 kWh Industrial / Utility
- 1,000 kWh / 1 MWh
- Modular BESS solutions above 1 MWh as the business expands The portfolio may include: **Battery Pack + Rack + BMS + PCS + EMS + HVAC + Fire Safety + Container/Cabinet + Monitoring Software
1. Key Responsibilities A. BESS Product Strategy

Develop the 3-year BESS product roadmap for Loom Solar.





Define

- Residential battery roadmap
- Hybrid inverter + battery combinations

- CI BESS roadmap
- AC-coupled BESS
- DC-coupled BESS

- Modular BESS

- Cabinet BESS

- Containerized BESS
- 1 MWh+ systems

Identify market opportunities in

- Rooftop solar

- PM Surya Ghar

- Residential backup

- CI peak shaving

- Load shifting

- Demand management

- Solar self-consumption

- Diesel generator replacement

- Microgrids

- Telecom

- EV charging
- Open-access projects

- Solar EPC

- Captive power

- Renewable energy projects
1. Product Development
Own the complete BESS product-development lifecycle. Customer Requirement PRD Technical Specification Cell Selection Pack Design BMS PCS EMS Prototype Testing Certification Pilot Commercial Launch

Prepare detailed product specifications covering:

- Battery chemistry

- Cell format

- Cell capacity

- Nominal voltage

- Usable energy
- C-rate

- DoD
- Round-trip efficiency

- Cycle life

- Operating temperature

- IP rating

- Communication protocols
- CAN / RS485 / Ethernet

- BMS architecture

- PCS rating

- EMS functionality

- Thermal management

- Fire protection

- Safety systems

- Remote monitoring

- Warranty
1. Lithium Battery Technology
The candidate should understand:




- LFP / LiFePO u2084 technology
- Lithium-ion battery architecture
- Cell Module Pack Rack System

- Battery management systems

- SOC / SOH

- Cell balancing

- Thermal runaway

- Thermal management

- Battery degradation
- C-rate

- Depth of discharge

- Cycle life

- DC protection

- AC protection
- Contactor and pre-charge systems

- Fuses and breakers

- Communication architecture Experience with **LFP-based stationary storage will be strongly preferred.
1. BMS EMS Product Ownership
Own the functional requirements for:

BMS

- Cell voltage monitoring

- Temperature monitoring
- Over-voltage protection
- Under-voltage protection
- Over-current protection
- Short-circuit protection
- Over-temperature protection

- Cell balancing

- SOC estimation

- SOH estimation

- Fault management

- Event logging

EMS

Define requirements for

- Solar priority

- Battery priority

- Grid charging

- Peak shaving
- Time-of-use optimization

- Load shifting

- Export limitation

- Backup operation

- DG synchronization

- Energy forecasting

- Remote monitoring

- Energy analytics
1. PCS Inverter Integration
Work closely with engineering and inverter teams to integrate: Battery + BMS + PCS + Hybrid Inverter + Solar + Grid + Load + EMS

Define

- AC/DC architecture
- Power rating**

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Product Manager, Grid-Tie / On-Grid Inverter (Faridabad)
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