Fermilab

Aug 05, 2026
Full time
$88,800 - $116,900 yearly
Fermilab Batavia, IL
The expected hiring range for this position is: $88,800.00-$116,900.00. Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such the scope and responsibilities of the position, qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. This position is not eligible for referral bonus program and sponsorship assistance. This position is eligible for relocation assistance. About the Role: The Mechanical Support Department of the Accelerator Division within Fermilab is seeking a Mechanical Thermal Fluids Engineer. Under general directions, this individual will be responsible for planning, researching, and developing large/ major engineering projects. They will lead and contribute to areas such as design, procurement, manufacture, installation, testing, and initial operation of thermal systems in compliance...
Mar 02, 2026
Full time
Fermilab Batavia, IL
The expected hiring range for this position is: $124,800.00-$164,200.00. Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such the scope and responsibilities of the position, qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. About the Role: The Fermilab Infrastructure Services Division (ISD) is seeking a Principal Mechanical Engineer . This individual is responsible for major, complex, high-level engineering projects requiring engineering creativity in developing innovative concepts and techniques. The (ISD) Principal Mechanical Engineer leads and contributes to projects in areas such as design, design review, procurement, manufacture, installation, test, and initial operations of a project with extensive & diversified engineering requirements in compliance with all applicable local, state, and...
Feb 12, 2026
Full time
Fermilab Batavia, IL
The expected hiring range for this position is: $111,400.00-$146,600.00. Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such the scope and responsibilities of the position, qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. About the Role: Fermilab is seeking a Senior Mechanical Thermal-Fluids Engineer to lead the Thermal-Fluids Engineering Group who is a collaborator by nature and who seeks out the latest technology and tools to design, fabricate, test, install and operate components and systems for our particle accelerators. We use the latest technology such as ANSYS, NASTRAN, Siemens NX, and additive manufacturing (3D printing) to model, simulate, prototype, and test our designs. We work with vendors who stretch their technical abilities to fabricate the next generation of components and systems....