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Job Title:  Scientist II

Req ID:  22587
Job Category:  Manufacturing Operations
Country/Region:  US
State:  IL
City:  Libertyville
Zip:  60048

At STERIS, we help our Customers create a healthier and safer world by providing innovative healthcare and life science product and service solutions around the globe.


We are currently looking for a Scientist, to join our team, at our Libertyville, IL facility. In this role, you will be responsible for the activities related to radiation processing and dosimetry across all STERIS radiation operating facilities, including calibrations, generation of test methods, audits, scheduling, validations, routine communication with internal Customers, and reporting as directed by the Senior Scientist and/or Principal Scientist. 

What We Offer You

This is a great opportunity to join a well-established, global company that will invest in your career growth over the long term. STERIS wouldn’t be where it is today without our incredible, talented people. That’s why we share in our success together by rewarding you for your hard work. Hiring people who are in it for the long run with STERIS is our ultimate goal.

We offer a comprehensive benefits package, including:

  • Competitive pay
  • Annual merit and bonus plans
  • Business travel and all related expenses paid
  • Training and coaching
  • Medical, vision, dental and life insurance
  • 401(k) with a company match
  • Paid vacation time and paid holidays
  • Tuition assistance
  • Opportunities for advancement

What You Will Do

  • Support the conduct of scientific studies for investigation and validation purposes.
  • Contribute to maintaining dosimetry systems for radiation sterilization processes in the medical device or pharmaceutical industry that comply to FDA regulations, ISO 9000, AAMI an ASTM standards.
  • Perform dosimeter calibrations.
  • Monitor dosimeter readout process by analyzing data and support exercises in which routine use dosimters are irradiated alongside reference/transfer dosimeters to determine environmental offsets.
  • Work with internal customers to improve efficiency related to dosimeter calibration and intercomparison process, issues relating to dosimeter equipment.
  • Responsible for creating and approving critical dosimetry equations in the Operations Data Management System for all STERIS facilities.
  • Contribute to safe and accurate processing by notifying the Senior Scientist or Principal Scientist of any event, item or documentation that may have a concern in regard to regulatory or specification compliance, Customer product quality, or employee safety.
  • Ensure dosimetry equipment at all plants is operating within specifications and leads resolution and investigation into any issues related to dosimetry equipment.
  • Track facility wide dosimeter inventory and send monthly report to STERIS accounting and make dosimeter purchasing recommendations.
  • Maintain and distributes dosimeters to facilities based on usage forecasts.
  • Maintain a safe work environment by attending safety meetings with local plants, completing safety rounds of the Radiation Technology facility, and tracking all hazardous materials as contained in the Material Safety Data Sheets.
  • Assist in validation of all software owned and operated by Radiation Technology.
  • Assist in statistical analysis of data that includes, but is not limited to, variation analysis and Dosimetry System uncertainty assessments.

What You Need To Be Successful

  • Bachelor's Degree and 3+ years of experience in radiation processing, medical device, or sterilization operations required.  
  • Ability to work flexible hours, sometimes outside “normal business hours” and travel as required. Travel is estimated at around 25%.
  • Ability to demonstrate mathematical and technical competence for problem solving.
  • Proficient in use of MS Excel, MS Word, MS PowerPoint.
  • Ability to complete complex statistical and data analysis using statistical tools such as MS Excel.
  • Basic knowledge of Quality Systems, working in a regulated environment, and Good Documentation Practices (GDP). 
  • Excellent written and verbal communication skills.
  • Strong troubleshooting skills.



STERIS is a $3B, publicly traded (NYSE: STE) organization with approximately 12,000 associates worldwide and operates in more than 100 countries.

If you need assistance completing the application process, please call 1 (440) 392.7047. This contact information is for accommodation inquiries only and cannot be used to check application status.

STERIS is an Equal Opportunity Employer.  We are committed to equal employment opportunity and the use of affirmative action programs to ensure that persons are recruited, hired, trained, transferred and promoted in all job groups regardless of race, color, religion, age, disability, national origin, citizenship status, military or veteran status, sex (including pregnancy, childbirth and related medical conditions), sexual orientation, gender identity, genetic information, and any other category protected by federal, state or local law.  We are not only committed to this policy by our status as a federal government contractor, but also we are strongly bound by the principle of equal employment opportunity.

The full affirmative action program, absent the data metrics required by § 60-741.44(k), shall be available to all employees and applicants for employment for inspection upon request. The program may be obtained at your location’s HR Office during normal business hours.

Nearest Major Market: Chicago

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