Experience - 5 years
Embedded Systems Knowledge
Understanding of MCU architecture (e.g., ARM Cortex, NRF52)
Knowledge of:
GPIO, UART, SPI, I2C communication
Interrupts, timers, watchdogs
Firmware flashing and upgrade validation , hands-on experience in BDD (Cucumber/Behave), Communication Protocol Testing
Strong experience testing:
UART, SPI, I2C, BLE, MQTT (if IoT)
Writing automation for protocol validation
Packet-level debugging and analysis, BLE / Wireless Automation (if applicable)
Automation of:
BLE scanning, connection, GATT validation
Tools:
nRF Connect APIs, BLE automation scripts
Validation of:
Data exchange
Connection stability
Programming: Python, C/C++ (basic firmware understanding)
Automation Frameworks: Pytest, Robot Framework
Embedded Systems: MCU (ARM Cortex, NRF52), RTOS basics
Interfaces/Protocols: UART, SPI, I2C, GPIO
Wireless: BLE (GATT, advertising, connection testing)
HIL Testing: Hardware-in-the-Loop setup and validation
Device Control: PySerial, JTAG/SWD (Segger J-Link)
Firmware Handling: Flashing, debugging, OTA validation
Logging & Debugging: UART logs, RTT logs, log parsing automation
Test Infrastructure: Test harness development, simulation tools
CI/CD: Git, GitHub, GitHub Actions, Jenkins
Performance Testing: Stress, soak, power consumption testing
Reporting: Allure / HTML reports
Automation Scope: Regression, functional, system-level validation
HCLTech is a global technology company, home to more than 226,600 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2025 totaled $14.2 billion. To learn how we can supercharge progress for you, visit hcltech.com.
