Diamond Foundry · 2 days ago
Principal Semiconductor Materials Engineer
Bay Area, California
Full-time
Onsite
Senior Level, Lead/Staff
$150K/yr - $180K/yr
4+ years expDiamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries. They are seeking a hands-on Semiconductor Materials Engineer to design, fabricate, and characterize advanced semiconductor devices in a highly collaborative lab environment.
Consumer GoodsFoundriesSemiconductor
Responsibilities
Design and optimize semiconductor materials & associated device structures with a strong focus on fabrication feasibility, process integration, and performance
Lead and collaborate with engineers in the cleanroom to fabricate devices and associated test structures
Drive design-fabrication-characterization iteration cycles by adapting processes and designs based on experimental results
Define, execute, and refine in-depth electrical characterization of fabricated devices to understand underlying carrier dynamics
Analyze, interpret, and report device measurement data to identify performance-limiting mechanisms and guide improvements
Qualification
Required
MSc or PhD in Materials Science, Physics, Electrical Engineering, or a related field, with 4+ years of experience designing, fabricating, and characterizing semiconductor devices
Extensive hands-on experience with semiconductor microfabrication (layout experience required i.e. L-Edit, KLayout, etc), including ownership of fabrication processes in a cleanroom environment
Deep understanding of semiconductor device physics, including transport mechanisms, interfaces, and reliability
Strong expertise in device characterization and experimental data analysis; experience with device modeling or simulation (e.g., TCAD, COMSOL, ANSYS) is a plus
Ability to work effectively in a collaborative, inclusive, and accountability-driven team environment, with excellent interpersonal and communication skills, and a proactive, self-directed approach to work
Benefits
Health insurance
Flexible spending accounts
Retirement savings plans
Life and disability insurance programs
Programs that provide for both paid and unpaid time away from work
Employee discounts to VRAI
Medical and vision coverage are retroactive to your start date
Dental and voluntary benefits take effect once you’ve completed your enrollment
Company
Diamond Foundry
Diamond Foundry produces diamonds at mining scale using a proprietary reactor technology.
501-1000 employees
H1B Sponsorship
Diamond Foundry has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (5)
2023 (1)
2021 (2)
Funding
Current Stage
Late StageTotal Funding
$350M2021-03-29Series Unknown· $200M
2018-10-01Series B· $100M
2015-11-15Series A· $50M
Leadership Team
R. Martin Roscheisen
Founder & CEO
Michael Calonico
VP of Finance
Recent News
2025-11-29
2025-11-26
2025-11-26
Company data provided by crunchbase