Principal Firmware Engineer

We are currently Hiring for Principal Firmware Engineer for one of our Big product based clienty into Life Science and Diagnostics Health Care Company. If Interested, Kindly share your resume to

We are looking for candidates only from Bangalore and open for CTC discussions.

This role is for a senior, hands-on Principal Firmware Engineer who will act as the technical backbone of firmware development for clients next-generation medical diagnostic devices .

You are not just codingyou are:

• Defining the firmware architecture
• Ensuring regulatory compliance
• Solving complex hardware–software problems
• Guiding and mentoring other firmware engineers

The products are Class II/III medical devices , meaning quality, safety, traceability, and documentation are just as important as technical excellence.

This is an on-site R&D role in Bangalore , reporting to the Director of Hardware Engineering , and closely collaborating with hardware, QA, test, and regulatory teams.

Mandatory Skills

1.Deep Embedded Firmware Experience

2.Medical / Regulated Device Experience

3.Strong C & C++ Embedded Programming

4.Firmware Architecture & Documentation (IEC 62304)

5.Hardware–Firmware Integration & Debugging

In this role, you will have the opportunity to:

• Architect and document real-time embedded firmware systems for Class II/III medical devices, including authoring design specifications and interface definitions in accordance with IEC 62304
• Develop and maintain production-grade C/C++ firmware for ARM-based microcontrollers, including implementation of low-level device drivers, UART/SPI/I2C communication protocols, and real-time control algorithms
• Ensure firmware development and documentation meet ISO 13485 and FDA 21 CFR 820 design control requirements, including traceability matrices, risk analysis inputs, and software lifecycle deliverables
• Lead firmware-hardware integration and system-level debugging using oscilloscopes, logic analyzers, JTAG debuggers, and diagnostic tools to resolve timing, signal integrity, and protocol issues
• Design and execute automated unit and integration tests using frameworks such as Unity or Ceedling, and support formal V&V activities in collaboration with QA and test engineering teams

The essential requirements of the job include:

• Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related technical field, with a minimum 15 years of hands-on experience in embedded systems and firmware development for resource-constrained environments, including bare-metal and RTOS-based implementations
• Demonstrated success in shipping firmware for at least one regulated diagnostic or medical device product, with direct experience in compliance with FDA or equivalent regulatory standards
• Proficiency in C and C++ programming for embedded applications, with documented use of microcontroller platforms such as ARM Cortex-M and integration of peripherals including ADC, DAC, Timers, and GPIO
• Applied experience developing firmware under IEC 62304, including traceability, risk management, and software lifecycle documentation
• Proven implementation of communication protocols including SPI, I2C, UART, USB, and Bluetooth/BLE in commercial embedded products

It would be a plus if you also possess previous experience in:

• Experience developing bootloaders
• Familiarity with risk management practices (ISO 14971)
• Experience with embedded Linux
• Knowledge of cybersecurity principles for embedded devices
• Excellent problem-solving, communication, and collaboration skills