Research and Development Engineer/Scientist Co-Op

Job Title: Research and Development Engineer/Scientist Co-Op Job Description: 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 Danbury, CT is seeking a Research and Development Engineer/Scientist Co-Op to join our team for the Spring 2027 season. This assignment is intended to be 6 months in duration.

In this role, you will work closely with a team of scientists and engineers in the development and characterization of new products used by semiconductor manufacturers.

These products include the safe packaging and delivery of gases used in the ion implant process and dry etch product development. What You’ll Do: • Design and develop equipment used for experimental setups to demonstrate proof of concept • Automate existing processes to enhance repeatability and to acquire the necessary data to characterize it • Develop standard operating procedures for analytical equipment • Identify and work with suppliers to procure materials and equipment • Organize and document existing processes to improve development efficiency • Develop and maintain documentation for R&D, including experimental documentation, data logging, and processing What We Seek: • Undergraduate engineers or scientists in their junior or senior year of an accredited college or university in good academic standing (GPA 3.

0 or higher) • People who enjoy working as part of a collaborative team • A desire to work with your hands in the laboratory building equipment and carrying out experiments • Organized and detail oriented with the ability to clearly communicate technical information both verbally and through report formats • Experience with SolidWorks is a plus • Knowledge of PLC programming and data acquisition is a plus Desired Major(s) & Graduation Year: Chemistry, Physics, Chemical Engineer, Mechanical Engineer, Materials Engineer Eligibility: • Must be a currently enrolled student • Available to work 40 hours a week, M-F (8a-5p) beginning in January through June • 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.

PHYSICAL REQUIREMENTS: Able to lift 50 lbs 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: $20-$30/hour range with actual pay dependent on candidate overall skills for the role • Values-driven culture with colleagues that rally around People, Accountability, Creativity and Excellence • 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.