Mandatory Skills

- Strong programming in Embedded C

- Good understanding of C++

- Embedded Linux

- RTOS (FreeRTOS/Zephyr)

- Device driver development

- Communication protocols

- Git

- Software architecture

- Multithreading/Multitasking

- Robust debugging

- Agile methodology

IoT & Connectivity Skills

- BLE

- Zigbee

- MQTT

- TCP/IP

- Wi-Fi

- Gateway architecture

- Device provisioning

- Device onboarding

- OTA firmware updates

- Cloud connectivity

- End-to-end IoT product development

Security Knowledge

- Secure Boot

- Secure Firmware Update

- TLS/SSL

- Certificate management

- Device authentication

- Encryption

- Authentication & Authorization

- Key management

Cloud Exposure

- AWS IoT Core / Azure IoT Hub / equivalent

- MQTT broker integration

- REST APIs

- Device Shadow / Digital Twin

- Cloud provisioning

- Telemetry

- Remote diagnostics

- Cloud command execution

Preferred Skills

- Matter

- Thread

- BLE Mesh

- Docker

- Python

- Shell scripting

- Wireshark

- Bootloader development





Good to Have

- CI/CD

- Static code analysis

- Unit Test framework

Tools

- Git

- Jira

- Confluence

- VS Code

- GDB

- CMake

- GCC

- Wireshark

- Logic Analyzer

- Oscilloscope

Soft Skills

- Ownership mindset

- Problem-solving

- Communication

- Cross-functional collaboration

- Ability to work independently

Strong debugging mindset

Roles & Responsibilities

- Design embedded firmware.
- Develop BLE and Zigbee applications.
- Implement secure device-cloud communication.
- Develop MQTT modules.
- Implement OTA firmware updates.
- Optimize firmware performance.
- Debug complex embedded issues.
- Participate in architecture discussions.
- Perform code reviews.
- Support product certification and own the product lifecycle.

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

📌 Senior Engineer - Embedded (Junior & Mid-Level) (India)
🏢 Legrand Group
📍 India