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Plant Engineer

Sotera Health Company
Oak Brook, IL Full Time
POSTED ON 6/7/2026
AVAILABLE BEFORE 7/13/2026
The name Sotera Health was inspired by Soteria, the Greek goddess of safety, and reflects the Company’s unwavering commitment to its mission, Safeguarding Global Health®.

Sotera Health Company is a leading global provider of mission-critical sterilization and lab testing and advisory services for the healthcare industry. With a combined tenure across our businesses of nearly 200 years and our industry recognized scientific and technological expertise, we help to ensure the safety of millions of patients and healthcare practitioners around the world every year.

Across our 64 facilities worldwide, we have over 3,000 employees who are dedicated to safety and quality. We are a trusted partner to more than 5,800 customers in over 50 countries, including more than 40 of the top 50 medical device companies and 9 of the top 10 pharmaceutical companies.

Plant Engineer

Reporting to the Director of Engineering, the Plant Engineer is a “hands on” position that supports local maintenance and operations and will lead small to medium growth and maintenance engineering projects for assigned facilities of Sterigenics in support of the business unit’s strategic plan. Responsibilities will be on the East Coast Ethylene Oxide (EO) sterilization plants. Routine support of approximately 3 EO plants will be required on an as needed basis. This position provides a unique opportunity to directly execute, and project manage Capex growth or maintenance-type projects or support other assigned project managers in their remote coordination of activities. With Total productive maintenance as a strategic priority, a strong interest and involvement with plant maintenance initiatives and projects will be key. A solid engineering education with mechanical and electrical experience will be fundamental requirements. Familiarity with Building and NFPA codes is considered highly beneficial as is a business insight. Experience and general knowledge of control system architecture, functionality and operations is considered desirable. The Plant Engineer will be expected to autonomously execute on responsibilities with course directions set by the Director of Engineering. The Plant Engineer will liaise routinely with Operations, Maintenance, Quality, EHS, OpEx, Purchasing, Legal and Finance as required.

Active travel to facilities within the geographical area will be necessary.

Important: Must recognize and be willing to travel up to 25% within geographical region.

Duties And Responsibilities

  • Identify and correct any unsafe work conditions or practices.
  • Project design, installation, and commissioning.
  • Execute delivery for small complexity projects (maintenance, continuous improvement, or regionally coordinated projects)
  • Ensure safety and compliance requirements and expectations are met for facility, equipment, and emission control systems.
  • Evaluate and monitor status of critical facility equipment performance (e.g., emission controls, sterilizers, and support equipment); provide recommendations for corrective/preventative actions using CMMS (EAM), ECAT, ESPED, Power BI, and other statistical analysis tools.
  • Provide troubleshooting assistance for critical plant equipment.
  • Support site Maintenance/Engineering shutdowns.
  • Participate in relevant internal and external audits and assessments.
  • Ensure proper use of our Change Control process.
  • Strong technical writing skills to develop applicable test documentation to support projects; for example, Installation/Operational Qualifications; Test Plans; Functional Specifications; User Requirements.
  • Ability to develop calculations in support of project design or equipment needs, and/or challenge 3rd party technical designs.
  • Represent Global Engineering, drive continuous improvement, support technical training of site staff.
  • Improve overall knowledge and expertise on facility, equipment, and systems to ensure overall business progression and success.

General

  • Manage small and medium site or corporate projects. Assist project managers with special projects as directed by Global Engineering team.
  • Maintain 24-hour on-call status.

Qualifications

  • Bachelor of Science in Engineering degree. Candidates with Mechanical, Electrical, or Chemical Engineering degree preferred. Minimum 5 years of relevant experience required.
  • Experience working in a process environment with in-depth, hands-on involvement.
  • Comfort in executing responsibilities within a highly matrixed organization.
  • Proven record of supporting field activities
  • Ability to perform mathematical calculations as well as complex data analysis.
  • Strong verbal and written communication skills.
  • Ability to develop scope, schedule, budget and appropriately manage priorities.
  • Experience in a regulated industry a strong plus.
  • Engineering ambassador.

Pay & Benefits

Sotera Health offers a competitive benefits package that includes:

  • Medical, Rx, Dental, Vision, Disability, Life Insurance, Health Savings and Flexible Spending Accounts
  • 401(k) program with Company match that immediately vests
  • Paid holidays, vacation and sick time
  • Free financial planning assistance
  • Paid parental leave
  • Education assistance
  • Voluntary benefits including Critical Illness, Accident, Hospital Indemnity and Pet Insurance
  • Employee Assistance Program (EAP)

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or protected veteran status. Sterigenics U.S. LLC takes affirmative action in support of its policy to employ and advance in employment individuals who are minorities, women, protected veterans, and individuals with disabilities. We strongly encourage those from underrepresented groups to apply.

Sotera Health goes to market through its three best-in-class businesses – Sterigenics®, Nordion® and Nelson Labs®. Sterigenics is a leading global provider of outsourced terminal sterilization and irradiation services for the medical device, pharmaceutical, food safety and advanced applications markets. Nordion is the leading global provider of Co-60 and gamma irradiators, which are key components to the gamma sterilization process. Nelson Labs is a global leader in outsourced microbiological and analytical chemistry testing and advisory services for the medical device and pharmaceutical industries.

Salary.com Estimation for Plant Engineer in Oak Brook, IL
$92,466 to $110,507
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