SENIOR TEST ENGINEER - Python

Job Title: Embedded Firmware QA - Test Automation

Reference: SMART7142_HM

Years of Experience: 5 years

Work location: Pune

Job Summary

We are looking for an experienced Embedded Test Automation Engineer with strong expertise in embedded systems, communication protocol testing, and BLE automation. The ideal candidate should possess hands-on experience in validating embedded firmware, automating protocol testing, and developing Behavior-Driven Development (BDD) test frameworks using Cucumber or Behave.

The role involves testing embedded devices, validating firmware upgrades, automating communication protocol verification, and ensuring the reliability and stability of wireless communication systems.

Key Responsibilities

• Design, develop, and execute automated test solutions for embedded systems and communication protocols.
• Validate firmware flashing, firmware upgrades, and device functionality.
• Develop and maintain BDD-based automation frameworks using Cucumber or Behave.
• Perform protocol-level testing and debugging for embedded devices.
• Automate communication protocol validation and test execution.
• Conduct packet-level analysis and troubleshoot communication issues.
• Develop BLE automation scripts for wireless device testing.
• Validate BLE connectivity, data transfer, and connection stability.
• Collaborate with firmware, hardware, and software development teams to resolve issues and improve product quality.
• Create and maintain test plans, test cases, automation scripts, and test reports.

Mandatory SkillsEmbedded Systems

• Strong understanding of Embedded Systems Architecture.
• Knowledge of MCU architectures such as ARM Cortex and nRF52.
• GPIO, UART, SPI, I2C, Interrupts, Timers, Watchdogs.
• Firmware flashing and upgrade validation.
• Embedded device functional testing.

Test Automation

• Hands-on experience with BDD frameworks:
  • Cucumber
  • Behave
• Test automation framework development and maintenance.

Communication Protocol Testing

• Strong experience testing and validating:
  • UART
  • SPI
  • I2C
  • BLE
  • MQTT (for IoT-based applications)

Protocol Automation & Debugging

• Automation of protocol validation.
• Packet-level debugging and analysis.
• Log analysis and troubleshooting.

BLE / Wireless AutomationAutomation Experience

• BLE scanning automation.
• BLE connection validation.
• GATT service and characteristic validation.
• BLE test automation scripting.

Tools & Technologies

• nRF Connect APIs.
• BLE automation tools and scripts.

Validation Areas

• Data exchange verification.
• Connection stability testing.
• Performance and reliability validation.
• Wireless communication troubleshooting.

Preferred Skills

• Experience with IoT devices and connected products.
• Knowledge of Python-based automation frameworks.
• Experience with CI/CD integration for automated testing.
• Familiarity with Linux-based embedded systems.
• Experience with version control tools such as Git/GitHub.
• Experience working in Agile/Scrum environments.

Educational Qualification

• Bachelor's or Master's degree in Electronics, Electrical Engineering, Embedded Systems, Computer Science, or a related field.