1. System Architecture

- Develop complete system architecture for:

- Solar PV systems

- Grid-connected solar systems

- Hybrid solar + battery systems

- Residential energy storage systems

- Commercial & industrial BESS

- Solar + BESS + grid systems

- Backup power systems

- EV charging + solar + storage systems

Define system voltage, current, power, energy and communication architecture.
Develop system block diagrams and functional architectures.
Define interfaces between PV modules, inverter, battery, BMS, EMS, grid and loads.
2. Solar PV System Design

- Design PV systems from module level to complete system level.

- Perform:

- String sizing

- DC/AC ratio calculations

- MPPT configuration

- Voltage/current calculations

- Cable sizing

- Protection selection

- Earthing and SPD design

- System efficiency calculations

Develop designs for residential, C&I;, utility and specialized applications.
Evaluate module, inverter and BOS compatibility.
3. Inverter System Design

Work with engineering teams to develop:

- On-grid/grid-tied inverters

- Hybrid inverters

- Off-grid inverters

- Battery PCS

- Bidirectional converters

- DC-DC converters

- AC-DC/DC-AC power conversion systems

Responsibilities include:

- Define electrical architecture.

- Select power semiconductors and major components.

- Develop power-flow architecture.

- Define MPPT and power-conversion requirements.

- Define protection architecture.

- Support control strategy development.

- Work with firmware/control engineers on functional requirements.

- Support thermal and reliability design.

4. BESS System Design

Design BESS solutions from 1 kWh to 1 MWh+.

Responsibilities include:

- Battery pack architecture

- Cell selection

- Module and rack architecture

- Series/parallel configuration

- Voltage and capacity calculations

- BMS architecture

- PCS selection/integration

- EMS integration

- DC protection

- AC protection





- Thermal management

- Fire and safety architecture

- Communication architecture

- Containerized BESS architecture

Develop complete system-level designs for:

Cell → Module → Pack → Rack → BESS → PCS → EMS → Grid/Load

5. Battery & BMS Engineering

- Define battery chemistry and cell requirements.

- Calculate usable and nominal energy.

- Define C-rate requirements.

- Calculate charge/discharge current.

- Work with BMS engineers on:

- SOC

- SOH

- Cell balancing

- Over-voltage protection

- Under-voltage protection

- Over-current protection

- Over-temperature protection

- Short-circuit protection

Define BMS communication requirements with inverter/PCS and EMS.
6. Thermal Engineering

- Perform thermal calculations for:

- Inverters

- Battery packs

- BESS racks

- Power electronics

Define cooling architecture.
Work with mechanical engineers on:

- Air cooling

- Liquid cooling

- Heat sinks

- Fans

- HVAC

- Thermal interface materials

Identify thermal hotspots and develop mitigation plans.
7. Electrical Protection & Safety

Develop system protection architecture including:

- Fuse

- MCB/MCCB

- DC isolator

- Contactor

- Relay

- SPD

- Pre-charge circuit

- Ground fault protection

- Over-voltage protection

- Over-current protection

- Short-circuit protection

- Emergency shutdown

Ensure designs consider applicable Indian and international standards.

8. System Simulation & Calculations

Perform engineering calculations and simulations for:

- Power flow

- Voltage/current

- Efficiency





- Thermal performance

- Battery sizing

- PV generation

- Energy yield

- Load profile

- Battery degradation

- Backup duration

- Peak shaving

- Energy arbitrage

- Solar self-consumption

- Grid interaction

Use appropriate engineering tools such as MATLAB/Simulink, PSpice/LTspice, ETAP, AutoCAD Electrical or equivalent tools, depending on the role.

9. Product Development Support

Work closely with:

- R&D;

- NPD

- Firmware

- Electronics

- Mechanical

- Manufacturing

- Quality

- Procurement

- Testing

- Service

- Sales

to take products from:

Requirement → Architecture → Design → Prototype → Testing → Certification → Production → Field Deployment

Requirements

Candidates from the following industries are preferred:

- Solar inverter manufacturers

- Solar module manufacturers

- BESS manufacturers

- Battery companies

- EV/EV charging

- Power electronics

- UPS

- Industrial automation

- Renewable energy

- Electrical equipment

- Energy storage

- Power conversion systems

Experience with companies working on inverters, PCS, BESS, battery packs, solar systems or power electronics will be an advantage.

Educational Qualification

Essential:

- B.Tech / B.E. in Electrical Engineering

- Electronics & Communication Engineering

- Power Electronics

- Electrical & Electronics Engineering

Preferred:

- M.Tech in Power Electronics / Electrical Engineering

- Experience in renewable energy or energy storage

Advantages

Work Timing : 10:00 am to 7:00 pm (Monday to Saturday)

Education : BBA/Bcom/Btech

Address : Loom Solar Pvt Ltd (14/4 Mathura Road, Faridabad 121003)

Contact : Muskan Singh

Gender : Male / Female

Job Type : Full Time

Job Location : Faridabad

Industry Type : Renewable Solar Energy

Pay Types : Fix Pay and Performance Incentives

Support : [email protected]

📌 System Design Engineer (Faridabad)
🏢 LOOM SOLAR
📍 Faridabad