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Entegris is currently seeking aSenior Chemist, TechnicalLaboratoryOperationsto joinourAnalytics & Metrology, Wet Labteam. This position will be basedinourBurnetfacility.

In this role, you willberesponsible for ensuring reliable, high-throughput analytical metrology in a production laboratory supporting semiconductor-grade precursors and wet chemical cleans. This role focuses on measurement execution, data quality, contamination control, and instrument performance to ensure materials consistently meet stringent semiconductor specifications. The position plays a key role in maintaining analytical readiness, resolving production-related issues, and ensuring measurement systems remain stable, precise, and audit-ready.

WhatYou'llDo

• Execute and oversee routine analysis of semiconductor chemicals (metals, anions, organics, particles) using established methods

• Review and approve analytical results to ensure accuracy, consistency, and conformance with product specifications

• Ensure timely release of materials by meeting required turnaround times for production testing

• Daily monitoring ofanalytical results for trends or shifts that may indicate process or contamination issues

• Maintain measurement system capability (precision, accuracy, repeatability) for production testing

• Apply statistical tools (SPC, control charts, trending) to monitor ongoing method and instrument performance

• Investigate out-of-control conditions, excursions, and anomalous data

• Support measurement system analysis (MSA) activities and ensure methods remain fit-for-purpose

• Serve as technical expert for production instrumentation (IC, HPLC, GC, Raman, FTIR, XRF)

• Perform advanced troubleshooting of instrumentation, focusing on uptime, sensitivity, and stability

• Ensure proper calibration, system suitability, and preventive maintenance are executed and documented

• Support instrument qualification, performance verification, and lifecycle management

• Ensure compliance with customer specifications, ISO 17025 (where applicable), SEMI standards, and internal quality systems

• Author and maintain SOPs, test methods, and data review procedures

• Ensure strict adherence to data integrity principles

• Support audits, inspections, and customer inquiries by providing technical expertise and documentation

• Lead analytical investigations supporting production excursions, out-of-spec (OOS) results, and customer complaints

• Partner with manufacturing, quality, and engineering teams to resolve material quality issues

• Provide rapid, data-driven assessments to minimize production disruption

• Support product disposition decisions through clear interpretation of analytical results

• Evening and weekend support as needed to supportlab chemists and laboratory operations

WhatWeSeek

• Bachelor's degree in Chemistry, Analytical Chemistry, Materials Science, or related field (advanced degree preferred)

• 7+ years of analytical laboratory experience, including significant time in a production or QC environment

• Strong expertise inchromatographictechniques (e.g., IC,LC,GC)and molecular spectroscopy (FTIR, Raman, NIR)

• Experience working with high-purity or semiconductor-grade chemicals

• Demonstrated experience supporting routine, high-throughput laboratory operations

• Preferred qualifications includeExperience in semiconductor materials supply (precursors, acids, solvents, cleans)Experience with SPC, trending tools, and production data systems (e.g., LIMS)

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 tobring new ideas to the table. Every employee throughout the company is

encouraged to share input on projects and initiatives. Our decision-makingprocess is truly a collaborative effort as we realize there are leaders at everylevel of the organization. We put our values at the core of how we operate as anorganization - not just when it's convenient, but in a lasting and meaningfulway. We want the time and energy you spend here to have a positive impact onyour life inside and outside of the office.

WhatWeOffer

Ourtotalrewardspackagegoesaboveandbeyondjustapaycheck.Whetheryou're looking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.

• Generous401(K)planwithanimpressiveemployermatch

• Excellenthealth,dentalandvisioninsurancepackagestofityourneeds

• Flexibleworkscheduleand11paidholidaysayear

• Paidtimeoff(PTO)policythatempowersyoutotakethetimeyouneedtorecharge

• Educationassistancetosupportyourlearningjourney

• Values-drivenculturewithcolleaguesthatrallyaroundPeople,Accountability,CreativityandExcellence

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.