Senior Embedded Software Developer
Zenith System Solutions · Mumbai · onsite · Posted 47d ago
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About this role
Role: Senior Embedded Software Developer (IoT, Home Automation) (HIRING ON HOLD)
Working Location: Thane Mumbai India
Employment Type: Full-time
Experience: 8 to 10 Years
Role Overview
We are looking for a Senior Embedded Software Developer specializing in IoT applications for Home Automation. The candidate must have strong expertise in FreeRTOS-based firmware development and integration of TI CC3xxx Wi-Fi modules. You will play a key role in designing and implementing embedded firmware for smart home devices, ensuring reliable connectivity, security, and seamless integration with cloud platforms.
Responsibilities -
- Design and implement embedded firmware for IoT-enabled home automation devices
- Develop software using FreeRTOS for scheduling, peripheral interfacing, and resource management.
- Integrate and optimize TI CC3xxx Wi-Fi modules with microcontrollers for secure wireless connectivity.
- Implement and test IoT communication protocols (MQTT, HTTPS, TCP/IP, CoAP, Modbus/TCP) for cloud/device interactions.
- Work with Wi-Fi SDK, TI drivers, and hardware abstraction layers for module bring-up.
- Develop and validate secure OTA (Over-The-Air) firmware update mechanisms for field devices.
- Collaborate with cross-functional teams (hardware, cloud, mobile app) to ensure seamless end-to-end IoT solution delivery.
- Conduct unit tests, integration tests, and field validation for embedded firmware.
- Ensure cybersecurity compliance (TLS/SSL, WPA3, device authentication) in Wi-Fi communication.
- Optimize low-power modes and memory usage for long-term reliable device operation.
Qualifications -
- Bachelor s/Master s degree in Electronics, Computer Science, or related field.
Mandatory Skills -
- 8+ years of experience in embedded software development.
- Strong proficiency in C language for microcontrollers.
- Hands-on experience with FreeRTOS or similar RTOS.
- Hands-on experience with Linux.
- Deep knowledge of TI CC3xxx Wi-Fi modules (and SDK).
- Experience in UART/SPI/I2C interfaces for Wi-Fi module communication.
- Proficiency in IoT protocols: MQTT, HTTP/HTTPS, TCP/IP.
Full time
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
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About Zenith System Solutions

Zenith System Solutions
IT Services & Consulting
201-500
employees
1997
29 years old
Toronto
Canada
₹8.9L PA avg
Avg at Zenith System Solutions
About
Zenith System Solutions is an IT software and services-driven provider for telecom and financial services companies. We are committed to providing advanced integrated solutions that facilitate and add value to our long-term customers.
With over 200 experts worldwide, we offer a full spectrum of custom software services, including fixed-price projects, capacity, and talent augmentation. We specialize in business-critical, growth–enabling domains such as 5G , BSS/OSS, ,IoT, Data and AI, Cloud Digital transformations, integration and automation .
Our value proposition:
✓ 25 years of Telecommunications experience
✓ 200+ veteran experts, with an average of 10+ years' tenure
✓ 1st-time right recruiting
✓ Long-term customer relationships with a high level of satisfaction
✓ Multiple flexible engagement models to support customer needs
✓ Cost-effective integrated solutions, leveraging innovation, automation, and our IPs
✓ Global presence with on-shore, near-shore and offshore capabilities
✓ Deliver High-Quality and results driven services.
The combination of our vertical expertise and years of experience, proprietary tools, and advanced methodologies ensures the success of our customers and supports their business needs.
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