Test and Commission Engineer

$95k to $110k

Littleton, Ma Corporate Office - Littleton, MA 01460Full-timePosted Oct 16, 2026

Against the United States typical range

Job description

Job Details: Job Location: Littleton, Ma Corporate Office

  • Littleton, MA, Position Type: Full Time, Salary Range: $95000.00 - $110000.00Salary/year, Position Summary: This job is hands on, a combination of Engineering and Technician responsibilities. The Test and Commission Engineer will support our facility, providing testing for the equipment and assembly as needed.

Essential Functions

Carry out all testing of the S-250i & FIT accelerator module and related equipment at the factory in Littleton, Massachusetts. Perform testing activities include calibrating/setting up equipment, running the. accelerator and all of its subsystems (RF, superconducting magnet, vacuum, ion source, cryogenics.), recording results, and troubleshooting and repairing issues as identified.

Participate in the commissioning of the S-250i & FIT at the customer site when needed, which includes cabling, startup, preliminary testing, troubleshooting and repair, final testing, and obtaining customer acceptance. While in the factory, the test and commission is part of the production group and from time to time may be called upon to perform assembly work.

Responsible for maintaining, submitting, and redlining manufacturing documentation during the build and test process. Specifies and assists in acquisition of tools and equipment. This job requires occasional travel; approximately 5-10%. Second shift work availability is a must. Education, Training, and Experience: An associate’s degree in electronics is preferred but not required.

3-10 years of experience in electromechanical test and repair is essential. Experience with accelerator systems (RF, high power electronics, high vacuum, cryogenics, superconducting magnets) is a strong plus. Ability to work for extended periods with little to no supervision. Proficient with the use of power and hand tools.

Proficient in the reading and understanding of technical prints and schematics. Proficient in documentation of assembly processes. Experience with the use of rigging equipment including forklifts, hoists, etc. Experience with controlled documentation and FDA compliance is a plus. Physical and Environmental Considerations: Must be able to work in high magnetic fields, with high voltages, with high radiation, and radioactive materials.

May be involved in rigging operations Must be able to work in confined spaces and spaces which require the use of a harness. Must be able to lift up to 20 pounds Use of standard office equipment The hiring range represents what Mevion Medical Systems, Inc. reasonably expects to pay for this position at the time of posting.

The actual salary offered will depend on the selected candidate’s qualifications, experience, skills, and other job-related factors. Qualifications:

Description copied from Mevion Medical Systems's careers page. Read the full posting before you apply.

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