Engineer II, Mechanical Engineering - San Luis Obispo, CA, United States
$95,000 - $100,000 USD yearly
Originally posted 25 August 2026 by the employer.
This role focuses on the design and development of Point of Use (POU) pressure vessels used in high-purity semiconductor purification systems.
About the role
This role is responsible for the design, development, and continuous improvement of pressure vessels used in high-purity semiconductor purification systems. The position combines hands-on manufacturing engagement with mechanical design expertise to deliver reliable, high-quality products, specifically focusing on Point of Use (POU) pressure vessels.
What you'll do
- Lead the mechanical design of Point of Use (POU) pressure vessels.
- Partner with Research & Development to determine optimal media types, form factors, and geometric requirements.
- Evaluate and select appropriate filtration media to meet pressure drop, flow rate, and contamination control requirements.
- Design robust joints for pressure vessels, emphasizing welding specifications and bolted joint assemblies.
- Conduct, analyze, and document pressure vessel stress calculations to ensure safety, reliability, and compliance.
- Utilize SolidWorks to create 3D models, 2D manufacturing drawings, and Bills of Materials (BOMs).
What you'll need
- Bachelor’s degree in Mechanical Engineering, Materials Engineering, or a closely related discipline.
- 2 to 4 years of professional engineering experience with a direct focus on pressure equipment or pressure vessel design.
- Demonstrated experience in 3D modeling and 2D drafting using SolidWorks or other CAD programs.
- Deep understanding of mechanical assembly techniques, including structural welding design, weld callouts, and bolted joint engineering.
- Proven ability to perform manual and software-assisted stress calculations for pressurized equipment.
This role has been open 51 days — slightly above the 50-day median for Hardware Systems Engineering roles.
Hardware Systems Engineering · AI ML Hardware
|
Open roles in category
964
|
Median days open
50 d
|
Median salary
$155k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | Entegris | All employers we track in this specialty (964 roles · 103 employers) |
|---|---|---|
| Open roles in this specialty | 10 | 964 |
| Open roles in the wider Software, Firmware & Systems family | 19 | 6127 · 145 employers |
| Median days open | 35 d | 50 d (−15 d vs this employer) |
| Median salary (USD postings) | — | $155k |
Who's hiring in this category
- Intel Corporation · 71 open roles · median 33 d
- KLA Corporation · 65 open roles · median 42 d
- Teradyne · 55 open roles · median 27 d
- NVIDIA · 52 open roles · median 67 d
- Applied Materials · 49 open roles · median 63 d
- AMD · 45 open roles · median 44 d
How we counted: 964 open Hardware Systems Engineering (AI ML Hardware) roles from 103 employers tracked in the SemiconductorJobs index, counted 15 Oct 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there — it is counted in the wider Software, Firmware & Systems family row. Figures refresh nightly.
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