To make electronics, you need chips, wafers, transistors, reticles, and... To make these, you must see, test and manufacture them at scale—faster and better than ever before. That's where KLA comes in. Whether you're early in your career or an experienced professional, you'll solve complex challenges, work alongside brilliant minds and help shape the future of technology. Group/Division KLA has manufacturing sites worldwide. The Global Operations (GOPS) team, comprised of Manufacturing, Supply Chain Management, Manufacturing Engineering, Installation and Quality, builds our leading-edge technology. GOPS partners with KLA's global supply base and design engineering teams to develop new products, working continuously to build better, faster and more cost-efficient solutions. What You'll Do In this role, you will play a key part in advancing business priorities by delivering high-impact work across your area of expertise. Tool Assembly & Integration Support assembly, integration, calibration, and verification of MDE tools and subsystems. Perform mechanical, optical, electrical, and electro-mechanical installations according to engineering documentation. Execute system alignment procedures and support engineering experiments. Verify system functionality and readiness before engineering releases. Engineering Support Work closely with MDE engineers to execute product development and improvement activities. Assist in engineering investigations and root cause analysis. Support prototype builds, engineering changes, and validation activities. Participate in new product introduction (NPI) activities. Troubleshooting & Debug Diagnose and troubleshoot complex system issues. Collect, analyze, and document system data and test results. Support failure analysis and corrective action implementation. Drive issue resolution while coordinating with cross-functional teams. Testing & Validation Execute engineering test plans and qualification procedures. Perform subsystem and system-level functional testing. Document test results and provide clear technical feedback. Maintain traceability of engineering experiments and findings. Process Improvement Identify opportunities for improving build procedures, diagnostics, and manufacturing processes. Support development of fixtures, tools, and automation solutions. Contribute to yield improvement initiatives. Assist in implementing best practices and standard work instructions. Documentation Create and maintain technical documentation, procedures, and reports. Update engineering records and configuration documentation. Ensure compliance with quality and safety requirements. Minimum Qualifications Education Practical Engineer (Mechanical, Electrical, Electronics, Mechatronics, Optical Engineering) or equivalent technical certification. Experience 2-5 years of hands-on technical experience in a manufacturing, semiconductor, precision equipment, or engineering environment. Experience assembling and debugging complex electro-mechanical systems. Experience supporting engineering projects and prototype systems. Technical Skills Mechanical assembly and troubleshooting. Basic understanding of electrical systems and schematics. Experience using diagnostic equipment and measurement tools. Ability to read engineering drawings and procedures. Familiarity with Microsoft Office tools and engineering documentation systems. Experience with semiconductor equipment is a strong advantage. Preferred Skills Optical alignment experience. Vacuum systems knowledge. Motion control systems experience. Statistical data analysis and problem-solving techniques. Root Cause Analysis (RCA), 8D, Fishbone, FMEA methodologies. Knowledge of Lean Manufacturing and Continuous Improvement principles. About KLA We provide advanced inspection tools, metrology systems, process solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics that push industries forward and make the world a better place, join us. Use of AI Statement At KLA, our interviews seek to understand your individual skills, problem-solving approach and authentic thinking. To ensure a fair and consistent evaluation, the use of AI, recording tools or other technologies to generate, suggest or provide responses during interviews—whether virtual or in person—is not permitted unless explicitly approved in advance as part of a reasonable accommodation or invited by the interviewer. Use of these tools may interfere with our ability to evaluate your individual qualifications and affect your candidacy. KLA is committed to advancing innovation through responsible AI, and we value candidates who share this mindset. We offer a competitive, family friendly total rewards package. We design our programs to reflect our commitment to an inclusive environment, while ensuring we provide benefits that meet the diverse needs of our employees. KLA is proud to be an equal opportunity employer. Now hiring curious minds who want to learn even more. Explore KLA at www.kla.com/careers

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26 Oct, 2026

kla.com

Associate Test Engineer (Opto-Mech)

$28–49/hr

USA-CA-Milpitas-KLA, United States of America

more at kla.com.

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