Validate and verify embedded hardware and software systems for electrical grid and power applications. Develop test plans, automated test tools, simulation environments, regression frameworks, and hardware-in-the-loop testing. Perform hardware, firmware, networking, and application integration testing; support regulatory and compliance verification; troubleshoot complex issues using laboratory equipment, protocol analyzers, network tools, and logs. Collaborate with multidisciplinary engineering teams using Agile Scrum to improve product quality and reliability.