Firmware Test Engineer - C# Automation

Firmware Test Engineer - C# Automation

Location: Bangalore – Work From Office

Experience: 5–7 Years

Joining: Immediate Joiners Only

Job Description

We are looking for an experienced Firmware Test Engineer with strong expertise in embedded systems, firmware functional testing, RF/radio communication, and test automation. The ideal candidate should have hands-on experience working with embedded devices, communication protocols, automation frameworks, and CI/CD environments.

Key Responsibilities

• Perform functional and system-level testing of embedded firmware.
• Understand embedded system architecture and perform debugging of firmware issues.
• Test communication protocols and firmware state machines.
• Work with RF/radio communication systems, including sub-GHz radios and BLE.
• Validate RF parameters such as RSSI, sensitivity, bandwidth, and modulation.
• Perform testing of serial communication and BLE communication.
• Test OTA firmware upgrades, firmware rollback mechanisms, and battery-related requirements.
• Develop and maintain automated test scripts and automation frameworks using C#/.NET.
• Execute automated regression testing and analyze test results.
• Integrate automated testing into CI/CD pipelines.
• Work with Azure DevOps Test Management for test planning, execution, defect tracking, and reporting.
• Collaborate with firmware developers and engineering teams to identify, debug, and resolve issues.

Required Skills

• 5–7 years of experience in Firmware / Embedded Testing.
• Strong understanding of embedded systems architecture and debugging.
• Experience in Firmware Functional Testing.
• Good knowledge of communication protocols and firmware state machines.
• Strong understanding of RF fundamentals – RSSI, sensitivity, bandwidth, modulation, etc.
• Hands-on experience with BLE, serial communication, sub-GHz radio, or IoT devices.
• Experience with OTA firmware upgrade and rollback testing.
• Strong programming skills in C#/.NET.
• Experience developing and maintaining test automation frameworks.
• Knowledge of CI/CD pipelines and automated regression environments.
• Experience with Azure DevOps Test Management.
• Knowledge of RTOS / FreeRTOS is desirable.
• Experience with radio communication systems will be an added advantage.