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Obvious Ventures is located in the heart of the Presidio in San Francisco. Our entrance is on Graham Street, just north of the SFFD Fire Station. When you see WWII ballistics and cannonballs, you’re in the right place. Walk through the double doors, turn right, and head to the end of the hall. Suite 120 is the last office on the left.

220 Halleck Street,
Suite 120 San Francisco,
CA 94129 USA

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Principal Metrology Engineer - Wafer Metrology

Diamond Foundry

Diamond Foundry

San Francisco, CA, USA
Posted on Monday, September 25, 2023
Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.
We are seeking an ambitious, skilled and versatile Principal Metrology Engineer. In this role you will play a key role in the development and implementation of metrology for single crystal diamond for technological applications to be used in research and development as well as production. You'll be an integral part of an experienced team of mechanical, electrical, and materials engineers, and at the interface between R&D and production operations in our WS/SSF facilities. The position will involve hands-on work with commercial and custom characterization equipment, development of automation, standardization, and throughput optimization strategies, as well as conducting experiments.


  • Maintenance of existing as well as development and implementation of new metrology techniques for single crystal diamond for technological applications to support research and development (R&D) as well as production.
  • Optimize and create recipes across various metrology tools.
  • Developing metrology automation concepts for throughput maximization and resource distribution optimization.
  • Partner with equipment vendors to evaluate new metrology equipment and technologies / upgrade existing tools/software.
  • Conduct gauge R&R studies and implement control methodologies.
  • Supporting continuous improvement efforts, managing and disseminate metrology data and supporting statistical process control (SPC).
  • Perform detailed analytical studies on metrology data, prepare/present technical reports and recommend course of action.
  • Working across multidisciplinary teams to attack challenges ranging from demonstration of capability to production deployment.
  • Acting as a point of contact and knowledgeable resource for area-specific questions and/or challenges.


  • PhD with 4+ years or Bachelor's degree with 8+ years of relevant experience in Physics, Material Science, or Engineering from a top university.
  • Demonstrated experience in semiconductor industry/ wafer characterization.
  • Experience in the area of metrology using atomic force microscopy (AFM), white light interferometry (WLI), chromatic dispersion, profilometry, film thickness measurements, wafer defect detection, microscope inspection, scanning electron microscopy (SEM), etc.
  • Expert in data collection and analysis/interpretation and presentation of experimental findings, DOE, SPC.
  • Proficient in measurement & analysis automation/scripting (e.g. LabVIEW, Python).
  • Effective communication and ability to thrive in a cross-functional development team.
Diamond Foundry believes in supporting our employees from the workplace to their personal and home life. We provide eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. Perks include employee discounts to VRAI and catered lunches for onsite staff. All benefits offered are available starting your first day.
Diamond Foundry is an Equal Opportunity Employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, age, disability, veteran status, or any other protected factor under federal, state or local law.
Diamond Foundry Inc. is committed to operating in full compliance with all applicable state and federal laws. Our commitment extends to ensuring that our manufacturing and engineering departments adhere to the highest standards of legal and regulatory compliance. Additionally, these departments may have specific physical requirements to ensure the safety and efficiency of our operations. We prioritize the well-being of our employees and strive to create a work environment that promotes both legal compliance and the optimal functioning of our manufacturing and engineering processes.
Manufacturing and Engineering Departments Physical Requirements:
-Use appropriate PPE and follow all safety policies, practices, and procedures.
-This position will often: Sit, stand for long periods, walk, grasp, reach with hands and arms, lift below and above shoulders, bend, twist at the waist, climb, balance, stoop, squat, kneel, crawl, talk, hear, see, use fine finger manipulation, and complete repetitive motions.
-Some tasks may require the use of ladders or stairs
-Some tasks may require driving or the use of foot controls
-Lift/carry and push/pull up to 50 pound
This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.
Employers can only use E-Verify once you have accepted a job offer and completed the Form I-9.