Senior Embedded Systems Engineer

Role Overview: You will be responsible for leading the development of next-generation firmware for smart solutions at CITiLIGHT as a Senior Embedded Systems Engineer. Your primary role will involve writing and optimizing high-quality, modular embedded code to power hardware products. Working closely with hardware, QA, and backend teams, you will independently manage the design, testing, and debugging process end-to-end. Key Responsibilities: - Design, implement, and maintain firmware in C and C++ for resource-constrained embedded systems. - Handle large, modular codebases (20k+ lines) with clean, efficient, and maintainable coding practices. - Collaborate with the hardware team for board bring-up, debugging, and integration. - Implement and optimize communication protocols such as IC, SPI, UART, GPIO, TCP/IP, MQTT. - Develop test scripts in Python for automation and validation. - Debug using serial monitors, oscilloscopes, DSOs, and logic analyzers. - Integrate wireless and networking stacks like LoRaWAN, LTE, GSM, BLE, Wi-Fi, GPS/GNSS. - Ensure secure firmware development, including encryption, secure boot, and OTA updates. - Collaborate with QA and server-side teams to validate end-to-end functionality. - Document firmware architecture, APIs, and communication protocols. - Stay updated with emerging embedded and IoT networking technologies. - Drive continuous improvement in firmware quality, testing, and efficiency. Qualifications Required: - Expertise in embedded C and C++, with modern coding standards and data structures & algorithms (DSA). - Proven experience in handling large, production-level codebases. - Strong debugging skills with hardware tools (scopes, analyzers, JTAG/SWD debuggers). - Proficiency in communication protocols (IC, SPI, UART, MQTT, TCP/IP, GPIO). - Experience with wireless connectivity stacks (LoRaWAN, LTE, GSM, BLE, Wi-Fi). - Familiarity with sensor integration and low-power firmware design. - Proficient in Python scripting for testing and automation. - Strong Git/version control workflow experience. - Knowledge of embedded security and best practices in secure coding. - Excellent system design, problem-solving, and conceptualization abilities. Additional Details: CITiLIGHT is reshaping how smart infrastructure works globally, operating at the intersection of smart cities, sustainability, and innovation. The company helps city administrators and private stakeholders deploy cutting-edge IoT-led solutions at scale. Passionate and skilled engineers are sought to build robust, user-friendly, and scalable applications that drive real-world impact.,