Senior Mechanical Engineer, R&D & Vacuum Systems
$130k - $200kCommonwealth Fusion Systems LLC
Commonwealth Fusion Systems LLC is seeking a Staff Mechanical Engineer in Milpitas, California. This role involves leading projects in thin-film deposition technology, providing technical guidance, and mentoring junior engineers. The ideal candidate will have a Master’s in Mechanical Engineering, at least 10 years of experience, and expertise in complex R&D systems. The position offers a competitive salary of $130,000 - $200,000, along with equity and benefits. #J-18808-Ljbffr Commonwealth Fusion Systems LLC
$150k - $225k
...Milpitas, California is seeking a Principal Mechanical Engineer to lead the design and implementation of advanced R&D systems. The ideal candidate will have over 15 years of experience in high-temperature design and vacuum systems, alongside software proficiency in modeling...Senior$150k - $225k
A leading fusion energy company in Milpitas seeks a Principal Mechanical Engineer to lead R&D and equipment design for advanced thermal vacuum deposition systems. The ideal candidate will have over 15 years of experience, a Master’s in Mechanical Engineering, and skills...SuggestedFlexible hours$181k - $307.7k
...without us. KLA invents systems and solutions for... ...of sales back into R&D. Our expert teams of physicists, engineers, data scientists... ...development engineers, and senior product technology... ...seeking a Senior Mechanical Engineering Manager... ...including high vacuum, high-power laser,...SeniorMinimum wageFlexible hours$125k - $270k
LAM RESEARCH Corporation is seeking a Mechanical Engineer to design and define cutting-edge mechanical systems. In this role, you will collaborate on the full life cycle... ...has extensive experience in semiconductor vacuum systems and strong design capabilities. This position...Senior$150k - $235k
PDF Solutions, Inc. is looking for a Principal Mechanical Engineer to design and develop electro-mechanical systems for semiconductor manufacturing in Milpitas, California. The ideal candidate will have over 12 years of experience in mechanical engineering, preferably...Senior- American IT Systems is looking for a Mechanical Engineer based in Santa Clara, CA for a long-term contract. The role involves designing and developing complex vacuum systems and equipment, requiring a Bachelor's Degree and over 7 years of relevant experience. The ideal...SeniorLong term contract
$141.3k - $240.2k
...without us. KLA invents systems and solutions for... ...of sales back into R&D. Our expert teams of physicists, engineers, data scientists... ...development engineers, and senior product technology... ...QualificationsThe Mechanical Design Engineer... ...process media and vacuum systems in advanced...Minimum wageFor contractorsWork experience placementFlexible hours$70 per hour
Dawar Consulting is seeking a Senior Mechanical Engineer based in Santa Clara, CA, to design and develop advanced DNA sequencing instrumentation. This hands-on role includes designing mechanical sub-systems, collaborating with cross-functional teams, and maintaining CAD...SeniorLong term contract$150k - $190k
...early-stage start-ups in the medical industry. The medical systems we develop, and manufacture typically combine a complex... ...industry. Position Summary We are seeking a hands-on Senior Mechanical R&D Engineer to assist with detailed design and development of novel...SeniorFull timeFlexible hours$141.3k - $240.2k
...architecture for gas, water, LN2, and vacuum distribution systems. Develop and maintain P&IDs, device... ...integration. Perform hands‑on mechanical design and guide support teams to perform... ...Degree in Mechanical Engineering or a related field. Strong experience...Minimum wageWork experience placement- KLA-Belgium in Milpitas, California is looking for a Mechanical Design Engineer to own the system architecture for process media and vacuum systems in advanced semiconductor equipment. The ideal candidate will develop documentation, perform CAD work, and support design...
$117.8k - $200.3k
KLA-Belgium in Milpitas is seeking a mid-level Mechanical Engineer to design and develop critical gas and vacuum distribution systems for next-gen reticle inspection systems. This role focuses on delivering robust solutions in ultra-high vacuum environments. The ideal...- A leading product engineering services company based in Milpitas, CA, is seeking an experienced Mechanical Engineer to join their team. The ideal candidate will have over 8 years... ...in developing robotic and automated systems. Responsibilities include hands-on systems...SeniorContract workLocal area
$130k - $200k
Commonwealth Fusion Systems in Milpitas, California is seeking a Staff Mechanical Engineer to join our R&D team. You will lead complex design and engineering projects, focusing on thin-film deposition technology. With a Master's in Mechanical Engineering and over 10 years...Flexible hours$150k - $200k
STELLARTECH RESEARCH CORP is seeking a hands-on Senior Mechanical R&D Engineer located in Milpitas, CA. This role focuses on the design and development... ...device R&D, particularly with catheter or probe-based systems. A competitive salary range of $150,000 to $200,000 is...Senior$150k - $225k
Commonwealth Fusion Systems LLC is seeking a Senior Manager, Process Engineering to take charge of vacuum-based processes. Candidates should have deep knowledge in inorganic materials science and a history of managing technical teams. With a focus on continuous improvement...Senior- Senior Mechanical Engineer, Early R&D Santa Clara, United States | Posted on 05/02/2026 Our client, a worldleader in biotechnology and life sciences,... ...integrating electro‑mechanical, fluidic, thermal, and pneumatic systems to ensure high performance, reliability, and scalability...SeniorContract work
$130k - $180k
PDF Solutions, Inc. is seeking an experienced Mechanical Engineer to work on their ebeam inspection tool designed to enhance yield in modern... ...involves designing electro-mechanical modules and conducting system analyses while collaborating with a multi-disciplinary team....Senior- Dawar Consulting is seeking a Mechanical Design Engineer 5 for a long-term contract based in Milpitas, California. In this role, you'll design mechanical parts and systems while collaborating with multiple engineering teams. Responsibilities include managing the complete...SeniorLong term contractContract work
- Onto Innovation is looking for a Staff Systems Engineer in Milpitas, CA to lead technical operations and support semiconductor equipment manufacturing. Ideal candidates should have over 10 years of experience, strong troubleshooting skills across systems, and a background...Senior
- KLA-Belgium in Milpitas, California is looking for a talented opto-mechanical engineer to design and build advanced wafer inspection systems. This role involves working with CAD tools to prototype assemblies and requires strong collaboration with systems, electrical, and...Senior
- ...California, is seeking an experienced engineer to define and develop next-... ...laser interferometry systems and optical components. Candidates... ...knowledge in precision mechanical design and optics. The role requires... ...and involves significant R&D project management....Senior
$115k - $140k
Halo Industries, Inc. is searching for a Senior Electrical Engineer to drive R&D in semiconductor equipment design. This role involves collaborating with... ..., particularly in designing power distribution systems and I/O controls, and hold a BSEE or MSEE degree with years...Senior$100 - $120 per hour
YOH Services LLC is looking for an Advanced Semiconductor Mechanical Engineer for a 12-month contract in Santa Clara, California, with an... ...manufacturing. The candidate will design and develop vacuum systems, collaborating with various engineering disciplines. Benefits...Hourly payContract work$117.8k - $200.3k
...without us. KLA invents systems and solutions for the... ...5% of sales back into R&D. Our expert teams of physicists, engineers, data scientists and... ...development engineers, and senior product technology... ...working on precision mechanisms, Ultra High Vacuum systems, electron beam...SeniorMinimum wageWork experience placementFlexible hours$181.1k - $318.4k
...Organization is looking for an engineer to work on technology... ...to design complex R&D equipment, rigorously validate systems, enable novel processes,... ...Qualifications B.S. degree in Mechanical Engineering or related field... ...motion systems, vacuum systems, machine imaging...SeniorRelocationFlexible hours- co.bot is seeking a Senior Mechanical Engineer to design and deliver cutting-edge electromechanical systems for robotics. You will be responsible for the entire design process from concept through deployment, ensuring mechanisms are reliable and manufacturable. Join our...Senior
$167.3k - $284.4k
KLA-Belgium in Milpitas is looking for a Sr. Mechanical Design Engineer. In this role, you will develop innovative mechanical design solutions, collaborating with various engineering disciplines throughout the full product lifecycle. Candidates should have a strong understanding...Senior$87.5k - $162.5k
F. Hoffmann-La Roche AG is seeking a Senior Mechanical Engineer based in Santa Clara, CA. This role involves designing and developing advanced systems for next-generation sequencing, collaborating with cross-functional teams, and solving complex mechanical challenges. Candidates...Senior$160k - $220k
...autonomous drone networks for fast, low-cost, low-emission delivery. We’re seeking a Senior Mechanical Engineer to lead the design, prototyping, validation, and production of our ground systems. Matternet Stations ground systems are a core part of our system, providing a...SeniorFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mechanical Engineer, R&D & Vacuum Systems. Be the first to apply!
- application system engineer Milpitas, CA
- senior staff systems engineer Milpitas, CA
- senior windows systems engineer Milpitas, CA
- operations support system engineer Milpitas, CA
- distributed systems engineer Milpitas, CA
- computer system validation engineer Milpitas, CA
- operating system engineer Milpitas, CA
- healthcare systems engineer Milpitas, CA
- senior linux systems engineer Milpitas, CA
- sr systems engineer Milpitas, CA


