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)
🏢 Leading
📍 Faridabad