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Senior Electronics Characterization Engineer

HcltechSanta Ana, CAMay 20th, 2026
Job description: Job Summary The Senior Electronics Characterization Engineer with 8+ year of experience for Zonal and Battery ECUs is a crucial individual contributor within the Electronics Test and Validation team, responsible for ensuring all  electronic control units are correctly designed and manufactured through module-level validation. This role involves owning the design verification and characterization of ECUs by developing and executing detailed test plans, performing bench-level electrical testing for every ECU version and revision. A significant component of the role is cross-functional collaboration with EE teams to define test plans, develop the necessary hardware and software automation at scale, and own the reporting of results Key Responsibilities • Own design verification and characterization of Zonal and Battery ECUs• Develop and execute detailed test plans for every ECU version and revision• Perform bench-level electrical testing at module level• Cross-functional collaboration with EE teams to define test plans• Develop hardware and software automation frameworks at scale• Own reporting of test results and validation outcomes Skill Requirements • Zonal ECU circuit bench testing: CAN-FD, LIN bus, power switching• BMS analog circuit testing: voltage sense accuracy, current sense offset• Temperature measurement circuit calibration (NTC, RTD)• Load switch / e-fuse characterization: inrush, over-current response• Isolated communication testing: ISO SPI, isolated CAN transceivers• Basic precharge / contactor circuit validation• Instrumentation: bench power supplies, e-loads, data loggers Profile description:The Senior Electronics Characterization Engineer with 8+ year of experience for Zonal and Battery ECUs is a crucial individual contributor within the Electronics Test and Validation team, responsible for ensuring all  electronic control units are correctly designed and manufactured through module-level validation. This role involves owning the design verification and characterization of ECUs by developing and executing detailed test plans, performing bench-level electrical testing for every ECU version and revision. A significant component of the role is cross-functional collaboration with EE teams to define test plans, develop the necessary hardware and software automation at scale, and own the reporting of resultsWe offer:Compensation and Benefits A candidate’s pay within the range will depend on their work location, skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the following benefits subject to company policies: medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year.   How You’ll Grow   At HCLTech, we offer continuous opportunities for you to find your spark and grow with us. We want you to be happy and satisfied with your role and to really learn what type of work sparks your brilliance the best. Throughout your time with us, we offer transparent communication with senior-level employees, learning and career development programs at every level, and opportunities to experiment in different roles or even pivot industries. We believe that you should be in control of your career with unlimited opportunities to find the role that fits you best.anuradha.singh@hcltech.com