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Amentum is seeking a skilled Facility Maintenance Technician III for the Decatur, IL site. Typical hours are 10 pm–6:30 am with potential overtime and weekend shifts; you’ll perform varied maintenance tasks under supervision to keep facilities and equipment operating safely.
The role emphasizes troubleshooting, repairs, and coordination with contractors, with a focus on adherence to safety standards and building codes.
Amentum is seeking a 3rd shift Facility Maintenance Technician III for our facility operations & maintenance team in Decatur, IL Typical work hours are 10 pm - 6:30am; hours may vary based on business demand Overtime and weekend hours may be scheduled to support our customer. In this role you will work under general supervision performing tasks that reflect substantial variety and complexity. You will rely on your experience and judgment to plan and accomplish goals.
28-32 The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Our health and welfare benefits are designed to support you and your priorities.
05/18/2026 - Until Filled Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.
If you need a reasonable accommodation for any part of the employment process, please complete our Accommodation Request. Requests for accommodation will be considered on a case-by-case basis.
If you need assistance, please reach out to workdaycandidateaccounts@amentum.com
For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA. Find us online at https://www.amentum.com/