Senior Hardware Power Electronics Design Engineer Hybrid Inverters

Tetra Engineers; Pune District; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

Tetra Engineers in Pune invites a Senior Hardware / Power Electronics Design Engineer to lead hardware development for 50kW Hybrid Inverters and BESS. You will drive power converter design, gate drivers, EMI/EMC, sensing circuits and high-power testing, coordinating across firmware and mechanical teams.

The ideal candidate has hands-on experience with high‑voltage/high‑current power electronics and DFMEA, with a proven track record releasing 30kW+ commercial platforms.

Qualifications

• Hands-on hardware design experience in high-power electronics (50 kW class)
• Experience with commercial power converters such as Solar Inverters, Hybrid Inverters or BESS
• Strong background in DFMEA, derating and high-voltage/high-current design

Responsibilities

• Design and optimize bidirectional power conversion topologies for Hybrid Inverters and BESS
• Select and evaluate SiC MOSFETs, IGBTs based on losses and SOA
• Develop and validate high-power inverter topologies and control strategies
• Lead prototype bring-up, debugging and high-power testing

Skills

High-power electronics

Power converter design

Bidirectional converters

DC-DC control strategies

Gate driver design

EMI/EMC principles

Thermal management

DFMEA

High voltage design

Education

B.E. / B.Tech / M.E. / M.Tech in Electrical / Electronics / Power Electronics

Tools

Altium Designer

Cadence Allegro

Mentor Graphics

LTSpice

PSpice

Job description

Senior Hardware / Power Electronics Design Engineer Hybrid Inverters & BESS

Location: Pune, Maharashtra
No. of Positions: 2
Experience: 58 Years
Employment Type: Full-Time
Industry: Power Electronics / Renewable Energy / BESS / Solar Inverters

Job Summary

We are looking for a highly skilled Senior Hardware / Power Electronics Design Engineer to lead component-level hardware design and development for 50kW Hybrid Inverters and Battery Energy Storage Systems (BESS).

The role involves power converter design, schematic development, power semiconductor selection, gate driver design, magnetic components, sensing circuits, PCB design, EMI/EMC, prototype development and high-power testing.

The ideal candidate should have hands‑on experience developing and commercializing high‑power power electronics products such as Solar Inverters, Hybrid Inverters, BESS, EV Chargers, Motor Drives or UPS systems.

Key Responsibilities

• Design and optimize bidirectional power conversion topologies for Hybrid Inverters and BESS.
• Work on Buck-Boost DC-DC, MPPT, DC-AC inverter bridges, PFC, rectification and switching circuits.
• Design three-phase DC-AC inverter power stages for high‑power applications.
• Select and evaluate SiC MOSFETs, IGBTs and other power semiconductors based on switching losses, efficiency, thermal performance and SOA.
• Design isolated gate driver circuits with short‑circuit protection, desaturation detection, Miller clamp and optimized switching.
• Design high‑frequency inductors, common‑mode chokes and LCL filters.
• Develop precision sensing circuits for voltage, current and temperature measurement using Hall sensors, isolated amplifiers and delta‑sigma modulators.
• Develop and analyze control strategies for DC-DC converters, including voltage‑mode, current‑mode and digital control.
• Perform converter stability analysis and simulation using analytical methods and simulation tools.
• Design auxiliary SMPS power supplies for 24V, 15V, 5V and 3.3V DC rails.
• Develop complete electrical schematics using Altium Designer, Cadence Allegro, Mentor Graphics or equivalent ECAD tools.
• Provide PCB layout guidance for high-voltage/high-current designs, including creepage, clearance, current density, parasitic inductance and EMI/EMC considerations.
• Lead prototype bring‑up, debugging and validation in a high‑power laboratory environment.
• Use oscilloscopes, power analyzers, electronic loads and other laboratory equipment for hardware validation.
• Design hardware protection circuits for OVP, OCP, reverse polarity, surge protection, SPD and fuse coordination.
• Collaborate with mechanical and thermal teams for heatsink, forced‑air and liquid‑cooling solutions.
• Support DFMEA, component derating, design reviews and product qualification.
• Work closely with firmware, control, mechanical and system engineering teams for complete product development.

Required Technical Skills

Power Electronics

• High-power DC-DC and DC-AC converter design
• Bidirectional converters
• Buck-Boost converters
• MPPT
• PFC
• Three-phase inverter design
• Rectification and switching circuits
• Power semiconductor selection

Power Devices

• SiC MOSFET
• IGBT
• MOSFET
• Gate Drivers
• Desaturation Protection
• Miller Clamp
• Short-Circuit Protection

Magnetics & Filters

• High-frequency inductors
• Transformers
• Common-mode chokes
• LCL filters
• EMI filters

Sensing & Control

• Voltage/current sensing
• Hall-effect sensors
• Isolated amplifiers
• Delta-sigma modulators
• Analog circuit design
• DC-DC control strategies
• Stability analysis

PCB & Hardware Design

• High-voltage/high-current PCB design
• Creepage & clearance
• EMI/EMC design
• Thermal design
• Hardware protection
• Schematic capture
• PCB layout review

Tools

• Altium Designer
• Cadence Allegro
• Mentor Graphics
• LTSpice
• PSpice
• Oscilloscope
• Power Analyzer
• Electronic Load

EMI / EMC

Experience in designing hardware compliant with relevant EMI/EMC requirements and standards, including:

• CISPR 11
• CISPR 22
• IEC 61000 series
• FCC Part 15

Mandatory Experience

• 58 years of hands‑on Power Electronics / Hardware Design experience.
• Strong experience in high‑power electronics hardware design.
• Experience with Solar Inverters / Hybrid Inverters / BESS / EV Fast Chargers / Motor Drives / Heavy‑Duty UPS.
• Experience handling high-voltage and high-current power electronics, preferably designs up to 1500V DC and 100A+ AC.
• Candidate should have successfully designed and released at least one commercial power converter platform rated 30kW or higher.
• Strong experience in component selection, derating and DFMEA.

Educational Qualification

B.E. / B.Tech / M.E. / M.Tech in:

• Electrical Engineering
• Electronics Engineering
• Power Electronics
• Electrical & Electronics Engineering
• Equivalent technical discipline

Preferred Candidate Profile

Candidates with hands‑on experience in 50kW‑class Hybrid Inverters, Solar Inverters, BESS, EV Chargers, Motor Drives or UPS will be preferred.

The candidate should be comfortable working across the complete hardware development cycle:

System Architecture Power Topology Component Selection Schematic PCB Prototype Bring‑up Testing EMI/EMC Product Release

Power Electronics, Hardware Design, Power Converter, Hybrid Inverter, Solar Inverter, BESS, Battery Energy Storage System, 50kW Inverter, DC-DC Converter, DC-AC Inverter, Bidirectional Converter, Buck Boost Converter, MPPT, PFC, SiC MOSFET, IGBT, Gate Driver, Power Semiconductor, EMI EMC, PCB Design, Altium Designer, Cadence Allegro, LTSpice, PSpice, Analog Circuit Design, Current Sensing, Voltage Sensing, LCL Filter, Magnetic Design, SMPS, DFMEA, High Voltage, High Power Electronics, EV Charger, Motor Drive, UPS