Job Title:

Job Description:

Metrology Particle Retention Co-Op - Fall 2026

Here at Entegris, we use advanced science to enable technologies that transform the world, and we are seeking employees who have the drive to continue the mission.

The Role:
Our site in Billerica, MA is seeking a Metrology Particle Retention Co-Op to join our team for the Fall 2026 season. This assignment is intended to be 6 months in duration.
In this role, you will be responsible for providing reliable measurements to support internal R&D projects and external customer needs by performing, developing and optimizing analytical methods for routine and non-routine analysis. This co-op position will focus on developing and validating new retention methods to evaluate new and existing filtration technologies to benefit semiconductor manufacturing.

What You’ll Do:

• Perform particle retention testing using Fluorescence spectrophotometry, ICP-MS, UV-vis, GPC and other techniques to support general lab operations
• Support on the development of new retention methods to evaluate current and next-generation products
• Perform validation studies on new and existing methods to ensure reliability and repeatability of data
• Collect, interpret, and review experimental data regularly with the Metrology team and present project progress in group meetings.

What We Seek:

• Commitment to safe laboratory practices and maintaining a clean, organized workspace.
• Basic understanding of scientific processes and data analysis.
• Strong attention to detail, self-motivation, problem-solving skills, and good communication skills in a fast-paced environment.
• Previous experience with analytical equipment (ICP-MS, GC-MS, LC-MS, LPC, etc.) is a plus.
• Knowledge of analytical chemistry, statistical analysis, nanoparticles, membrane-based separations, or process improvement is a plus.

Desired Major(s) & Graduation Year:

• Sophomore or above pursuing a degree in chemistry, material science, or chemical engineering.

Eligibility:

• Must be a currently enrolled student
• Available to work 40 hours a week, M-F (8a-5p) beginning in mid-May/June through August/September.
• Must be familiar with the university’s requirements to participate in a co-op program
• Entegris is not currently hiring candidates for co-ops/internships who will need, now or at any time in the future, Entegris sponsorship through the H1-B lottery.

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.
• Generous 401(K) plan with an impressive employer match
• Excellent health packages to fit your needs
• Flexible work schedule with paid holidays and sick time
• Values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence

Compensation: $20-$32 hourly range with actual pay dependent on graduation year and candidate skillset

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.

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