Senior Scientist - Applications & Method Development

Senior Scientist – Applications & Method Development Position Summary

• Entegris is seeking a Senior Scientist to join its Analytical Services team in Bloomington, MN. This role involves the development of new testing methodologies, execution of laboratory testing, and supporting instrument application development for our optical particle-sizing and chemical concentration instrumentation products:
• Accu Sizer® single particle optical sizing systems and Nicomp® Nano dynamic light scattering systems, employed across industries such as pharmaceuticals, chemicals, ink production, and contamination control.
• Semi Chem Advanced Process Monitor system facilitating automated sampling, analysis, and quantitative chemical concentration monitoring for semiconductor applications.
• Ideal candidates will demonstrate a strong track record in translating new applications into standardized laboratory methods, possess a results‑oriented approach, and exhibit excellent communication skills.

• Support day‑to‑day laboratory functions by performing sample preparation and analysis in strict accordance with established SOPs and all relevant safety protocols.
• Ensure all laboratory tasks are completed efficiently and accurately to maintain the highest quality standards.

• Operate, calibrate, and maintain a variety of analytical instruments essential to laboratory operations.
• Ensure all equipment functions properly and is maintained according to manufacturer guidelines and internal procedures.

• Analyze collected data thoroughly, draw meaningful conclusions, and communicate results clearly.
• Prepare detailed reports suitable for internal review as well as for presentation to external customers, ensuring accuracy and clarity in all documentation.

• Assess the feasibility of new customer applications by developing, validating, and designing appropriate experimental methods.
• Play a key role in the innovation and implementation of new analytical procedures tailored to meet customer needs.

• Evaluate emerging particle and chemical analysis technologies and analytical equipment.
• Develop and implement test methods to assess new technologies and compare results across different instruments.

• Perform ongoing validation of Certificates of Analysis for incoming reagents and materials.
• Ensure all laboratory inputs meet required specifications, maintaining the integrity and reliability of testing outcomes.

• Drive continuous improvement initiatives for existing testing methods and procedures.
• Identify opportunities for optimization and implement changes to enhance efficiency, accuracy, and safety in laboratory practices.

• Participate in continuous training on a range of analytical techniques and methods.
• Develop subject matter expertise in various particle sizing and concentration analytical techniques to remain at the forefront of advancements in the field.

• BS degree with a minimum of 5 years of relevant industry experience, Master’s degree with a minimum of 3 years, or PhD with relevant experience in analytical chemistry; equivalent work experience that demonstrates competency is also acceptable.
• Experience in analytical instrumentation method development and validation is required; preferred candidates will have experience with automated titration and optics‑based instrumentation, and with slurry chemical and particle analysis is considered an advantage.
• Ability to troubleshoot instrumentation performance issues is essential; familiarity with Ion Chromatography (IC), Inductively Coupled Plasma (ICP), and GC‑MS is beneficial, and experience with Labware LIMS is desirable.
• Detail‑oriented, with strong technical communication skills; ability to adhere to deadlines, multitask, and prioritize work as needed; willingness to travel internationally is required.
• Self‑motivated, able to independently solve problems, and able to work effectively both individually and as part of a team.

Lead. Inspire.…