Senior Engineer - Embedded (Junior & Mid-Level)

• Brand: Legrand
• Employment type: Regular
• Travel Required: No

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

• Strong 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

Responsibilities

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.

Qualifications

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