Senior Embedded Firmware Developer

Job Title: Embedded Firmware – Senior Developer-ATE

Position Type: Full-time

Duration: Long Term

Interview Type: Web Cam

Country: India

Work Location: Pune, MH

Work Preference: Onsite

Embedded Firmware – Senior Developer

We're looking for an experienced Senior Embedded Firmware Engineer with 5–10 years of experience to design, develop, and validate firmware for microcontroller and microprocessor-based systems powering industrial controls for fire detection and suppression systems, and other safety-critical control products.

This role focuses on embedded, real-time, wired and wireless network-connected devices. The engineer will own module-level design and implementation, support hardware integration, and contribute to system validation and regulatory compliance in industrial environments.

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Key Responsibilities

Firmware Development & Architecture Contribution

• Design and implement embedded firmware modules in assembly, Python, C for either bare metal (linear programming) or RTOS-based systems.

• Contribute to scalable firmware architecture and reusable platform components.

• Follow coding standards aligned with safety-critical systems.

Real-Time Systems & Deterministic Execution

• Design and implement RTOS-based task scheduling and interrupt-driven control logic using CMX or equivalent RTOS.

• Implement watchdog mechanisms, fault detection, and safe-state transitions.

Industrial Device Drivers & Control Systems

• Develop and maintain firmware drivers for industrial and electro-mechanical components, including, Motors (BLDC, stepper, AC), Solenoids and valves, Relays, contactors, circuit breakers, Industrial sensors (pressure, flow, temperature, smoke).

• Implement PWM control, ADC/DAC interfacing, and protection logic.

• Ensure safe operation and deterministic response under fault conditions.

Networking & Wireless Integration

• Implement wired communication protocols including TCP/IP, RS485/RS232, and Modbus.

• Contribute to real-time communication implementations where applicable.

• Integrate and troubleshoot wireless technologies such as Zigbee, BLE, LoRa / LoRaWAN, Mesh networking architectures.

• Support OTA firmware updates over wired and wireless channels.

Secure Cloud Connectivity

• Implement device-to-cloud communication using MQTT/TLS or equivalent secure protocols.

• Support telemetry, provisioning, remote diagnostics, and firmware update mechanisms.

Hardware/Firmware Integration & Validation

• Participate in board bring-up, hardware debugging, and system integration.

• Use oscilloscopes, logic analysers, and protocol analysers for root cause analysis.

• Collaborate with hardware and verification teams to execute validation plans.

Compliance & Documentation

• Develop documentation required for UL/ULC/FM/FCC/CE/VDS/LPCB regulatory compliance.

• Maintain traceability of firmware features and changes.

• Support manufacturing release and production testing.

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Qualifications

• Experience: 5–10 years in embedded firmware development for industrial controls and safety-critical systems.

• Bachelor's or Master's degree in Computer Science, Electronics, Electrical Engineering, or related.

• Strong expertise in Embedded C/C++, RTOS-based firmware design and coding, Real-time and interrupt-based systems.

• Hands-on experience with Industrial device driver development, Electro-mechanical control systems, Wired communication protocols (TCP/IP, RS485, Modbus), Wireless technologies (Zigbee, BLE, LoRa, Mesh).

• Experience with secure device connectivity (MQTT/TLS) preferred.

• Strong debugging, problem-solving, and system-level thinking skills.

• Ability to collaborate effectively in cross-functional Agile teams.

• Prior experience in regulated, safety-critical, or high-reliability domains preferred.

• Excellent communication and collaboration skills in cross-functional Agile teams.

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Tech Stack & Tools

• Programming: Embedded C/C++, Python

• RTOS: CMX or equivalent

• Microcontrollers & Microprocessors: Renesas, Microchip, Cypress (or similar)

• Communication: TCP/IP, RS485/RS232, Modbus, MQTT

• Wireless: Zigbee, BLE, LoRa, Mesh Networking

• Development Tools: IAR, vendor IDEs

• Version Control: Git/GitHub

• Debug Tools: Oscilloscope, logic analyser, protocol analysers

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Core Competencies

Firmware Craftsmanship | Industrial Controls Expertise | Real-Time Systems Thinking | Safety Critical Design | Debugging Excellence | Collaboration | Ownership Mindset | Accountability | Continuous Improvement