Materials Quality Engineering Co-Op - Fall 2026

Job Title:

Job Description:

Materials Quality Engineering 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 San Luis Obispo, CA is seeking a Materials Quality Engineering Co-Op to join our team for the Fall 2026 season. This assignment is intended to be 6 months in duration.
In this role, the Materials Quality Engineer Co-Op will support the SLO site Materials Quality Engineering team in the identification, documentation, and disposition of nonconforming incoming raw materials. The Co-Op will work closely with Materials Quality Engineers, Manufacturing, Incoming Inspection, Engineering, R&D, Supply Chain, and Inventory Control to support timely resolution of supplier-related quality issues that impact manufacturing operations.

This position provides hands-on exposure to Entegris quality systems, supplier interaction workflows, and manufacturing support processes. The Co-Op will assist with quality report generation, project facilitation, internal containment activities, and data collection to support supplier investigations, while developing foundational problem-solving, technical, and cross-functional communication skills.

What You'll Do:

• Generate ZVQNs for incoming raw materials identified as nonconforming due to supplier-related issues
• Support advancement of ZVQNs by coordinating RMA/RTV activities, including:
• Completing supplier return authorization forms
• Collaborating with Buyers to ensure purchase orders are updated with appropriate return and receiving lines
• Coordinating with Inventory Control to ensure proper inventory transactions
• Creating DRFs and coordinating material movement to shipping when required
• Assist Materials Quality Engineers with supplier investigations by working cross-functionally with Manufacturing, Incoming Quality Inspection, Engineering, and R&D
• Support development of clear problem statements for nonconforming raw materials through review of engineering specifications, drawings, and material requirements
• Learn and use basic measurement tools and inspection equipment to collect data on materials identified as potentially nonconforming
• Support internal containment activities aligned with 8D methodology
• Initiate ETQ Management of Change (MOC) records at a preliminary (skeleton) level under MQE guidance.

What We Seek:

• Strong attention to detail and ability to follow documented processes and quality procedures
• Basic understanding of engineering drawings, specifications, and material requirements, OR willingness to learn
• Ability to collect, organize, and document data accurately in support of quality investigations
• Comfortable working in a manufacturing or lab-adjacent environment and interacting with cross-functional teams
• Proficiency with Microsoft Word and Excel; ability to learn internal systems and software tools
• Strong written and verbal communication skills with the ability to collaborate across functions

Desired Major(s) & Graduation Year:

• Currently enrolled students pursuing an Associate's or bachelor's degree in Materials Engineering, Mechanical Engineering, Manufacturing Engineering, Industrial Engineering, Chemistry, or a related technical discipline

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.

PHYSICAL REQUIREMENTS:
Ability and willingness to adhere to site safety requirements, wear safety glasses/goggles, steel-toe shoes, hard hats in some areas, noisy environments, wear clean room gowns in some spaces.

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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