Engineer - Test Maintenance
Listed on Larsen & Toubro’s official careers site. Posted October 14, 2026. Check that it is still open and apply there.
Apply on Larsen & Toubro’s careers site →Job description
Roles and Responsibilities
Lead the development, validation, and optimization of test programs for Flying Probe, ICT, FCT, Boundary Scan, and End-of-Line (EOL) test systems. Define test strategies, standards, and Design for Testability (DFT) requirements to ensure robust and scalable test solutions for NPI and mass production. Develop and maintain automated test software, scripts, diagnostic utilities, and version control with proper backup and recovery procedures.
Lead NPI activities by developing test plans, validating test programs, fixtures, and supporting engineering builds through production ramp-up. Design, validate, and maintain test fixtures, interfaces, probes, connectors, and associated test hardware to ensure reliable test performance. Monitor test yield, FPY, false failures, retest rates, and test coverage; analyze trends and implement continuous improvement initiatives.
Perform Measurement System Analysis (MSA), GR&R, correlation studies, and periodic validation to ensure measurement accuracy and repeatability. Troubleshoot hardware, software, instrumentation, communication, and fixture-related issues to maximize tester uptime and minimize production downtime. Coordinate with equipment OEMs and vendors for machine upgrades, preventive maintenance, calibration, troubleshooting, and technical support.
Analyze test failures and lead Root Cause Analysis (RCA) and Corrective & Preventive Actions (CAPA) in collaboration with Design, Quality, and Manufacturing Engineering teams. Support production by providing timely resolution to tester-related issues and implementing Engineering Change Orders (ECO/ECN) in test programs. Develop and maintain SOPs, Work Instructions, validation reports, technical documentation, maintenance records, and calibration logs.
Ensure compliance with IPC standards, customer requirements, ESD controls, safety regulations, and ISO quality management systems. Manage test engineering resources, project schedules, software licenses, fixtures, spares, consumables, and cost optimization initiatives. Lead, mentor, and train Test Engineers and Technicians while driving automation, digitalization, innovation, and continuous improvement to enhance test quality and manufacturing efficiency.
Qualifications
Bachelor of Engineering (BE)
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