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Senior Engineer , Product Cleanliness

Entegris
vision insurance, 401(k)
United States, Colorado, Colorado Springs
Oct 23, 2025

Job Title:

Senior Engineer , Product Cleanliness

Job Description:

The Role:

  • Entegris is seeking a Senior Product Cleanliness Engineer based in our Rockrimmon location. This role will be responsible for measuring and improving the chemical and particulate cleanliness of microenvironment products. The Product Cleanliness Engineer will collaborate with our analytical lab to assess the cleanliness of current products. The Engineer will also work with our Product Design and Manufacturing functions to improve the cleanliness of our products by implementing new materials, new cleaning processes, and handling best practices. The successful candidate will have a background in analysis of chemical and/or particulate levels and be comfortable operating in a matrixed environment.

What You'll Do:

  • Set the strategy for how Entegris achieves next generation cleanliness.

  • Perform hands-on analysis of product cleanliness with techniques like liquid particle counting and chromatography.

  • Design, propose, and execute experiments.

  • Manage and coordinate test projects with international teams in the US, Europe, and Asia.

  • Collaborate with several different functions inside the company (Analytical, Design, Manufacturing) and outside (Suppliers, Customers, External Labs).

What You'll Need:

  • BS or MS degree in Science or Engineering discipline.

  • Preferred Disciplines: Chemistry, Chemical Engineering, Materials Science.

  • Hands-on laboratory experience with particle counting, chromatography, spectroscopy, and/or microscopy.

  • Ability to collaborate and negotiate with internal, external, and international stakeholders.

  • Statistical skills (e.g., Design of Experiments, Minitab, JMP)

  • Preferred: Experience measuring and troubleshooting the cleanliness of semiconductor microenvironments with industry-specific tools.

WHY WORK AT ENTEGRIS?
Lead. Inspire. Innovate. Define Your Future.
Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization - not just when it's convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.

WHAT WE OFFER
Our total rewards package goes above and beyond just a paycheck. Whether you're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

WHY WORK AT ENTEGRIS?
Lead. Inspire. Innovate. Define Your Future.
Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization - not just when it's convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.

WHAT WE OFFER
Our total rewards package goes above and beyond just a paycheck. Whether you're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

WHY WORK AT ENTEGRIS?
Lead. Inspire. Innovate. Define Your Future.
Not everyone who works for a global company shares the same background, experiences and perspectives. We leverage the differences of our employees to bring new ideas to the table. Every employee throughout the company is encouraged to share input on projects and initiatives. Our decision-making process is truly a collaborative effort as we realize there are leaders at every level of the organization. We put our values at the core of how we operate as an organization - not just when it's convenient, but in a lasting and meaningful way. We want the time and energy you spend here to have a positive impact on your life inside and outside of the office.

WHAT WE OFFER
Our total rewards package goes above and beyond just a paycheck. Whether you're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

  • Compensation: $100,000 - $120,000 year range with actual pay dependent on candidate overall skills for the role
  • Annual Bonus Eligible
  • A progressive (PTO) policy that empowers you to take the time you need to recharge
  • Generous 401(K) plan with an impressive employer match with no delayed vesting
  • Excellent health, dental and vision insurance packages to fit your needs
  • Education assistance to support your learning journey
  • Values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence
  • Company anticipates the application window closing approximately 5 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require Company to shorten or extend the application window

Entegris does not provide immigration-related sponsorship for this role. Do not apply for this role if you will need Entegris immigration sponsorship (e.g., H1B, TN, STEM OPT, etc.) now or in the future.

At Entegris we are committed to providing equal opportunity to all employees and applicants. Our policy is to recruit, hire, train, and reward employees for their individual abilities, achievements, and experience without regard to race, color, religion, sexual orientation, age, national origin, disability, marital or military status.

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