Job Description

Job Location: Portland, OR 97229About Tosoh Quartz
Tosoh Quartz is a global leader in high-precision silica glass products, where innovation and quality drive our success in the semiconductor industry. As part of the diversified Tosoh Corporation family, our teams in the US and the UK collaborate across continents to deliver cutting-edge semiconductor industry solutions through advanced engineering and a commitment to continuous improvement. With over 300 dedicated employees and a reputation for excellence, we offer a dynamic environment focused on developing new products, fostering professional growth, and shaping the future of technology.
Training Schedule: 6:00 am - 4:30 pm, Monday - Thursday
Work Schedule: 6:00 am - 4:30 pm, Tuesday - Friday

Position Summary
As the Tooling Machinist you will own the design, fabrication, and validation of tooling, jigs, and fixtures used to support machining of production parts. You will use your knowledge of machining processes, material properties, and CNC programming to develop tooling solutions that enable safe, repeatable, and efficient manufacturing. You will work closely with engineering and production teams to support process development and program prove-out activities to ensure parts meet quality and performance requirements.
Key Responsibilities
- Design, build, and modify jigs, fixtures, and production tooling used in the machining and assembly processes.
- Support validation of new and revised production CNC programs through structured prove-out activities, including controlled operation sequencing and test execution.
- Develop and modify CNC programs required to manufacture tooling and support production operations.
- Perform test runs to validate tooling and machining processes, making necessary adjustments to achieve required tolerances and repeatability.
- Collaborate with Manufacturing Engineers and CNC Programmers to troubleshoot machining, quality, or throughput issues.
Minimum

Qualifications
- High school diploma or equivalent
- 5+ years of experience with CNC machining, setup, and programming.
- 1+ years of experience with CAM software and the ability to interpret G&M code.
- Experience supporting and perform program prove-out and process validation activities, and accurately documenting results.
- Demonstrated ability to read and interpret GD&T prints and technical drawing; ability to read and follow detailed process documentation as written.
- Knowledge of machining processes, material behaviors and cutting tool applications.
- Knowledge of machine mathematics (basic algebra, geometry and trigonometry, with the ability to calculate feeds, speeds and geometric relationships.
Preferred

Qualifications
- Experience with 3-axis machining and tooling design and development.
- Experience with Mastercam and experience designing mechanical parts in CAD software.
- Experience working within a manufacturing engineering team.
Why You’ll Love Working at Tosoh Quartz
Located in the beautiful Pacific Northwest, Tosoh Quartz offers a comprehensive benefits package designed to support your health, financial well‑being, and long‑term growth, including:
- Comprehensive health and wellness benefits
- $500 annual wellness reimbursement
- 401(k) with Company match
- Generous PTO accrual and 10 paid holidays
- Tuition reimbursement
- Dependent scholarship and education assistance
- Columbia Sportswear Employee Store access
- Additional perks that make Tosoh Quartz a great place to build your career
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Please note: All applicants who receive a conditional offer of employment will be required to successfully complete pre-employment drug and background screenings.