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Senior Engineer, Materials Quality Engineering

Entegris Aurora, Illinois, United States

hybridfull-time

Salary: $100,000 - $125,000 / year

Posted Feb 3, 2026

Role & seniority: Senior Engineer, Materials Quality Engineering (Supplier Quality)

Stack/tools: inorganic/polymeric nanomaterials; statistical software (Minitab, JMP, SAS); SPC, FMEA, Control Plans; supplier change control; quality systems; Six Sigma (Green/Black Belt preferred)

Top 3 responsibilities

  1. Assess and manage supplier risk, quality performance, and lead continuous improvement for critical/strategic suppliers; support new product development and qualification of material suppliers.

  2. Drive technical reviews, supplier process control reviews, change notifications, and issue resolution (SCAR, 8D, 5-Why, Fishbone); coordinate with R&D, Operations, and Commodity Managers.

  3. Proactively improve Entegris Supplier Quality Management System; train suppliers on change control; monitor SPC trends and metrology; ensure alignment with corporate/division goals.

Must-have skills

  • Bachelor’s in Chemistry, Chemical Engineering, or Materials Science (MS/PhD preferred for inorganic/polymeric nanomaterials)

  • 5–7 years in chemical manufacturing or high-tech industries; supplier quality management experience preferred

  • Strong technical writing/communication; ability to work independently; project/leadership capabilities

  • Travel up to ~10%; cross-functional collaboration

Nice-to-haves

  • MS/PhD in inorganic/polymeric nanomaterials; ASQ certification

  • Experience with colloidal silica, aluminum oxide, cerium oxide

  • Six Sigma Green/Black Belt;

Full Description

Job Title: Senior Engineer, Materials Quality Engineering 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 that mission. The Role: We are seeking a dynamic Senior Engineer in our Materials Quality Engineering team (Supplier Quality) for our regional supplier base and US manufacturing operations. In this role, the candidate’s primary responsibility will be to assess and manage supplier risk, quality performance, and improvement to ensure the continuity of both Entegris and our customer’s supply chain. This position will support the Materials Solutions Division and the plants in Aurora, IL and Hillsboro, OR. The raw material portfolio to be managed will be in the area of inorganic materials and polymeric nanoparticles to support our IC Polishing consumables. The candidate must be able to work with autonomy and independent judgement to achieve both Materials Quality Engineering and Entegris corporate goals plus lead continuous improvement and supplier change projects with our critical/strategic suppliers. The candidate will also work closely with Commodity Managers, Operations, R&D and Customer Quality for internal and customer issue resolution. Robust interpersonal skills to develop strong working relationships with both internal customers and our critical/strategic suppliers is required to enable effective supplier management and improvement of supplier performance. This position will work closely with the global Materials Quality Engineering team to support the business. In this role you will: Support new product development and the existing supplier base to lead onsite assessment and qualification of materials suppliers, identifying gaps/opportunities, driving gap closure and continuous improvement actions/projects. Work with a Global team including our plants in Asia to support local and global issues when required. Understand the supplier’s processes and how the raw material has an impact on Entegris products and customers’ application. Be a subject matter and technical expert in raw material management and support Entegris corporate and division’s goals. Drive technical improvements and own technical reviews when required working closely with R&D Drive advanced quality planning and process of record documentation with critical/strategic suppliers. Own supplier process control system reviews (SPC trend reviews, metrology/SPC systems reviews, FMEA, Control Plans, etc.). Initiate, coordinate, drive and own supplier change notification through the Entegris internal change control system and supplier communication. Proactively assess supplier risk and plan for appropriate risk mitigation Train suppliers on key supplier expectations and requirements such as Change Control. Anticipate potential supplier quality management problems and opportunities; assess impacts and risks, propose potential solutions. Drive supplier corrective actions and preventative actions to meet Entegris issue resolution expectations (SCAR, 8D, 5-why, Fishbone, etc.). Contribute to the development and improvement of the Entegris Supplier Quality Management System by identifying and proposing supplier quality management process and technical improvements to meet our industry and customer requirements. What we seek: Bachelors Degree in Chemistry, Chemical Engineering, or Materials Science MS and/or PhD preferred with a focus in inorganic or polymeric nanomaterials Six-Sigma Green Belt or Black Belt preferred. Knowledge of statistical software like Minitab, JMP, or SAS required. The candidate should demonstrate a deep technical understanding of chemical manufacturing with experience in inorganic chemistry particularly in the areas of colloidal silica, aluminum oxide, cerium oxide, and polymeric nanomaterials. Direct experience with supplier quality management preferred ASQ Certification or equivalent preferred but not required. Minimum 5-7 years’ experience in chemical manufacturing, automotive, semiconductor industry or related high-tech industry preferred Ability to travel domestically and internationally, total travel up to 10% Excellent technical writing and verbal communication skills Ability to work independently and have strong organizational skills. Strong project management and leadership skills Ability to collaborate with cross functional departments. Location: AURORA, IL 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 - $125,000 per year range with actual pay dependent on candidate overall skills for the role Annual bonus eligibility Progressive paid time off 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 A 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. #LI-BS2 #Hybrid At Entegris, we want you to be part of our culture, which values your unique talents, skills, and experiences. We believe what we do is as important as how we do it. People at our company bring their true selves to work, and are appreciated not only for what they do, but for who they are. This plus the technical complexity of our products and solutions means you can be sure your work is both challenging and changing the world for the better. Learn more about why people enjoy working at Entegris.

Materials Quality EngineeringSupplier Quality ManagementStatistical SoftwareChemical ManufacturingInorganic ChemistryProject ManagementTechnical WritingCommunication SkillsContinuous ImprovementSupplier Risk AssessmentChange ControlTechnical ExpertiseCollaborationLeadership SkillsSix SigmaQuality Planningmulti-location

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