New

Sr. Mechanical Engineer (E)

KLA
paid time off, tuition reimbursement, 401(k)
United States, California, Milpitas
Apr 28, 2026
Company Overview KLA is a global leader in diversified electronics for the semiconductor manufacturing ecosystem. Virtually every electronic device in the world is produced using our technologies. No laptop, smartphone, wearable device, voice-controlled gadget, flexible screen, VR device or smart car would have made it into your hands without us. KLA invents systems and solutions for the manufacturing of wafers and reticles, integrated circuits, packaging, printed circuit boards and flat panel displays. The innovative ideas and devices that are advancing humanity all begin with inspiration, research and development. KLA focuses more than average on innovation and we invest 15% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and problem-solvers work together with the world's leading technology providers to accelerate the delivery of tomorrow's electronic devices. Life here is exciting and our teams thrive on tackling really hard problems. There is never a dull moment with us. Job Description/Preferred Qualifications We are seeking aSenior Mechanical Engineerto lead sustaining engineering efforts for RAPID's legacy systems. This role is pivotal in managing obsolescence, driving design improvements, and ensuring continued reliability and manufacturability of complex opto-mechanical and mechatronic systems. You will take full ownership of the design lifecycle-from requirements definition and feasibility analysis to prototyping, testing, and manufacturing handoff. You will collaborate cross-functionally with engineering, manufacturing, and supply chain teams, and build strong technical relationships with vendors to ensure quality and scalability. Key Responsibilities Lead sustaining design efforts for opto-mechanical modules, precision mechanisms, mechanical packaging, racks, chassis, and mechatronic systems. Own the full design process: requirements specification, feasibility studies, FEA modeling, thermal and CFD analysis, conceptual and detailed design, drawing creation, design reviews, and manufacturing support. Drive obsolescence management strategies to maintain performance and reliability of legacy systems in HVM. Collaborate with vendors on component fabrication, qualification, and process transfer. Select materials and resolve fabrication methods for complex assemblies. Apply advanced mechanical analysis techniques including tolerance stack-up, GD&T, modal analysis, and thermo-elastic modeling. Support prototype testing, system integration, and issue resolution across product phases. Mentor junior engineers and contribute to cross-functional technical reviews. Qualifications Bachelor's degree in Mechanical Engineering or related field with8+ yearsof relevant experience, or Master's degree with5+ years. Proven experience in mechanical design for complex systems involving precision mechanisms, vacuum systems, vibration isolation, and electronic packaging. Proficiency in 3D CAD modeling (ProE/Creo preferred). Strong understanding of mechanical manufacturing processes: machining, sheet metal, welding, etc. Demonstrated expertise in FEA, thermal analysis, and tolerance analysis. Excellent communication, collaboration, and leadership skills. Ability to thrive in a fast-paced, problem-solving environment. Why Join Us At KLA, you'll work on cutting-edge technologies that shape the future of electronics. We offer a competitive, family-friendly total rewards package designed to support your well-being and professional growth. Our inclusive culture values diverse perspectives and fosters innovation at every level. Minimum Qualifications Doctorate (Academic) Degree and 0 years related work experience; Master's Level Degree and related work experience of 3 years; Bachelor's Level Degree and related work experience of 5 years Base Pay Range: $117,800.00 - $200,300.00 Primary Location: USA-CA-Milpitas-KLA KLA's total rewards package for employees may also include participation in performance incentive programs and eligibility for additional benefits including but not limited to: medical, dental, vision, life, and other voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP), student debt assistance, tuition reimbursement program, development and career growth opportunities and programs, financial planning benefits, wellness benefits including an employee assistance program (EAP), paid time off and paid company holidays, and family care and bonding leave. Interns are eligible for some of the benefits listed. Our pay ranges are determined by role, level, and location. The range displayed reflects the pay for this position in the primary location identified in this posting. Actual pay depends on several factors, including state minimum pay wage rates, location, job-related skills, experience, and relevant education level or training. We are committed to complying with all applicable federal and state minimum wage requirements where applicable. If applicable, your recruiter can share more about the specific pay range for your preferred location during the hiring process. KLA is proud to be an Equal Opportunity Employer. We will ensure that qualified individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us at talent.acquisition@kla.com or at +1-408-352-2808 to request accommodation. Be aware of potentially fraudulent job postings or suspicious recruiting activity by persons that are currently posing as KLA employees. KLA never asks for any financial compensation to be considered for an interview, to become an employee, or for equipment. Further, KLA does not work with any recruiters or third parties who charge such fees either directly or on behalf of KLA. Please ensure that you have searched KLA's Careers website for legitimate job postings. KLA follows a recruiting process that involves multiple interviews in person or on video conferencing with our hiring managers. If you are concerned that a communication, an interview, an offer of employment, or that an employee is not legitimate, please send an email to talent.acquisition@kla.com to confirm the person you are communicating with is an employee. We take your privacy very seriously and confidentially handle your information.