Principal Engineer Firmware

Roles & Responsibilities:

• Firmware Architecture & Development

• Lead firmware architecture and embedded software design for UPS and power electronics platforms

• Develop real-time control firmware for:

• AC/DC converters, DC/DC converters, Inverters, Battery chargers

• Design control algorithms for: Voltage regulation, Current control, PFC , Battery charging , Protection logic and Thermal management

• Product Development (NPDI)

• Support complete NPDI lifecycle from concept to production release

• Participate in:

• Requirement definition ,System architecture , Design reviews , Integration , Validation ,Field support

• Collaborate with electrical, controls, mechanical, test, and compliance teams

• Controls & Power Electronics

• Implement digital control techniques: PID control , PWM generation , Synchronization & Transfer logic

• Support advanced control algorithms for UPS topology and battery systems

• Embedded Software Development

• Develop embedded firmware using:

• C/C++

• RTOS

• Bare-metal systems

• Work on microcontrollers/DSPs such as:

• TI C2000

• STM32

• Develop communication protocols:

• CAN

• Modbus

• UART

• SPI

• I2C

• Ethernet/SNMP

• Validation & Debugging

• Perform firmware debugging and root cause analysis

• Support:

• EVT

• DVT

• Regression testing

• HIL testing

• Analyze field issues and implement corrective actions

• Support system integration and performance optimization

• Technical Leadership

• Mentor firmware engineers and review technical deliverables

• Drive coding standards and firmware development processes

• Lead technical discussions and architecture reviews

-
Support innovation and continuous improvement initiatives

Job Requirements:

• Bachelor’s Degree in Electronics or Electrical or related Engineering with at least 15+ years of professional engineering experience designing, developing and analyzing embedded control system firmware

• Must have a strong background in embedded coding, coding review, debugging, testing, and deployment.

• Expertise in designing and implementing power electronics control algorithms tailored to application needs.

• Strong knowledge of TI C2000 series microcontrollers, such as the TMS320F28x

• Prior experience with UPS control firmware is preferred (battery management, power converter control, etc.)

• Understands hardware schematics and work with the hardware team to deliver production worthy hardware/software co-designed architecture

• Model-based development with MATLAB® and Simulink® and Typhoon Hardware in Loop.

• Experience with source control management (GIT etc.)

• Experienced in unit testing, Debugging, Bug fixing, verification testing, reliability testing.

• Strong analytical and problem-solving skills required

• Excellent verbal and written communication skills.

Mandatory Skills

• Embedded C/C++

• Real-time embedded systems

• Power electronics controls

• PWM and ADC handling

• RTOS concepts

• Communication protocols

• Firmware debugging

• Hardware-software integration

Preferred Skills

• TI C2000 DSP

• MATLAB/Simulink

• HIL systems (Typhoon HIL preferred)

• Battery Management Systems (BMS)

• UPS topology knowledge

• Cybersecurity basics for embedded systems

• SNMP/Web monitoring firmware