💼 Full-Time Position

Experimental Facility Operator

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Argonne National Laboratory
📍 Lemont, IL, United States
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Location
Lemont, United States
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Posted
June 03, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

The Nuclear Science and Engineering Division (NSE) at Argonne National Laboratory is looking for an Experimental Facility Operator. For this position we are seeking an entry level or near entry level electrical and/or mechanically inclined equipment operators to join our multi-disciplinary team that includes design engineers, test engineers, fluids and thermal researchers, and experienced technicians.

The selected individual will, under supervision, design, build, test, operate and trouble-shoot cutting-edge experimental systems and sub-systems with a primary focus on the operations and maintenance of an intermediate-scale liquid metal technology facility called the Mechanisms Engineering Test Loop (METL) and other experimental systems.

METL is an intermediate-scale liquid metal experimental facility whose purpose is to provide purified R-grade sodium to various experimental test vessels to test components that are required to operate in a prototypic advanced reactor ...