Job Description
Senior Embedded Software Developer – Welding Automation Products
nDepartment: Research & Development
nLocation : Chennai
nJob Type: Full time (Work from Office)
nExperience Level: Senior (5 to 7 years)
nKey Responsibilities
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- Design, develop, and maintain embedded firmware for welding power sources, weld control devices, and control units used in industrial welding automation.n
- Implement and tune real-time closed-loop control algorithms (current, voltage, and arc control) for switched-mode power conversion using PWM-based digital controllers.n
- Develop low-level drivers and interfaces for power electronics building blocks: gate drive circuitry, power semiconductor switches (IGBT/MOSFET), current/voltage feedback sensing, and thermal protection.n
- Work with DSP-based or ARM Cortex-M/STM32 microcontrollers to implement high-speed control loops, ADC sampling, and PWM generation for welding power converters.n
- Collaborate with power electronics and hardware design teams on board bring-up, control-loop validation,



and system-level integration of welding power sources.n
- Develop communication interfaces between weld controllers, power sources, and peripheral devices using CAN, RS-485, Ethernet, and other industrial protocols.n
- Support integration with robotic and automated welding cells, ensuring reliable synchronization between weld control units and automation systems.n
- Debug and troubleshoot firmware and control-loop issues using oscilloscopes, logic analyzers, JTAG/SWD, and power-quality measurement tools.n
- Write and maintain design documentation, test plans, and validation reports for embedded control software in line with industrial/safety standards.n
- Participate in code reviews, support automated testing of firmware, and mentor junior engineers on embedded and power-electronics best practices.n

nRequired Skills and Qualifications
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- Bachelor or Master degree in Electrical, Electronics, Power Electronics,

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