Firmware Dev. Engineers

Job description

LNT/F-E/1725088 - DEIC-L&T Precision Engineering & Systems IC - Bengaluru - Posted On 23 Jun 2026 - End Date 20 Dec 2026 - Required Experience 3 - 6 years ## **Skills** #### **Knowledge & Posting Location** MATLAB Simulink CAN I2C UART HIL DFMEA #### **Minimum Qualification** Bachelor of Technology (BTech) ## **Job Description** **Job Description** Embedded Firmware for Power Electronics **Role overview** you will be responsible for the end-to-end design, architecture, development, and validation of embedded control platforms for next-generation power electronic systems—including DC/DC converters, inverters, motor drives, battery management systems and EV charging solutions. Bridging hardware development and real-time embedded firmware implementation, you will drive end-to-end integration, ensuring robust signal integrity, functional safety Compliance, and deliver robust, production-ready solutions for Power Electronics in various domains. This role requires hands-on ownership, cross-functional collaboration, and a commitment to high-performance, scalable embedded design. **Key Responsibilities** - Develop real-time firmware in C/C++ for microcontrollers, DSPs, and FPGAs, implementing control algorithms (PID/state machines, voltage/current regulation), PWM strategies (soft start/stop, dead-time control), diagnostics, and communication protocols (CAN, SPI, I²C, UART). - Develop low level drivers for controllers. - Simulate and verify control strategies using MATLAB/Simulink and PLECS; support model-based design and HIL testing. - Ensure compliance with IEC, UL, and other relevant safety, regulatory standards, supporting diagnostics, fault handling and system protection. - Conduct hardware bring-up, interface testing, and system-level debugging using oscilloscopes, logic analyzers, JTAG, and power analysers. - Collaborate with cross-functional teams (power electronics, mechanical, systems, validation) to define control architectures, timing constraints, safety-critical behaviours and ensure seamless hardware-software integration. - Generate and maintain comprehensive **design documentation**, including firmware architecture, test protocols, safety plans, and firmware verification reports - Support DFM, DFMEA, and HIL testing activities, contributing to design refinement and product maturity from prototype to production. - Knowledge of embedded hardware platforms for power electronics systems, including control boards, analog/digital, mixed-signal interface design, sensor integration, and protection strategy implementation for DC/DC, AC/DC, and inverter topologies **Required Qualifications** - B.TECH/M.Tech in Embedded Systems, Power Electronics, or a related discipline. - 3-6 years of experience in embedded hardware and **firmware development for power electronic** systems in industrial and automotive sectors - **Proficiency in embedded C/C++,** real-time control development, real-time system programming, peripheral configuration and mixed-signal hardware design. - **Strong hands-on experience** with microcontrollers and DSPs (e.g., TI C2000, STM32, Infineon), FPGAs, and communication protocols (CAN, SPI, I²C, UART) - Familiarity with tools like Code Composer Studio (TI), Keil, IAR, STM32Cube. - Familiarity with RTOS (e.g., FreeRTOS, TI-RTOS), watchdog implementations, fail-safe architectures, and functional safety diagnostics (ASIL compliance) - Experience with LAB tools (such as oscilloscopes, logic analyzers, power analyzers, etc.) - Exposure to model-based design and simulation environment (MATLAB/Simulink, PLECS, LTspice) and version control systems (e.g., Git) **Preferred Qualifications** - Experience with high-voltage power converters, traction inverters, or motor drive control systems - Familiarity with model-based development (MIL/SIL/HIL), auto-code generation (e.g., Simulink Coder), and control validation workflows. - Understanding of ISO 26262 safety lifecycle, including documentation practices and compliance support - Knowledge of secure embedded architectures, firmware modularization, and OTA update strategies including secure bootloaders - Strong collaboration, system-level thinking, and documentation skills, with a passion for code quality and continuous improvement - - Understanding in schematic design, PCB layout practices. - Knowledge of EMI/EMC mitigation, analog/digital mixed signal interfacing, thermal design, and high-voltage design practices - Exposure to cybersecurity principles, diagnostics frameworks, and robust communication stacks for automotive or industrial systems