HVAC Technician

Date: May 27, 2026

Location: Lexington, MA, US

Company: MIT Lincoln Laboratory

Job Title: HVAC Technician

Monday - Friday 7:30AM - 3:30PM

The employee will install and maintain air conditioning and refrigeration equipment including but not limited to overhauling compressors, changing cooling units, fitting rings, bearings, belt and shafts, repairing cooling/heating coils. Will install and maintain pneumatic electronic control systems including adjustment and calibrating control devices and valves. Will service and maintain plant and instrument compressed air systems, oil burners, low‑pressure steam and hot‑water heating systems.

Will install and maintain the following piping systems, including but not limited to steam/condensate, chilled water, process cooling, plant/instrument air, potable water, glycol, and refrigerant. Will provide 24‑hour emergency response as necessary in support of mechanical systems. Will assist fellow trade and service workers as required. Required to climb and maneuver on ladders, staging and work platforms and/or tight spaces.

Ability to climb over and around equipment in construction areas is a must. Position may require candidate to be on his/her feet upwards to 80‑90% of the time. Will be required to work on the Laboratories two steam shutdowns as needed.

• Massachusetts Refrigeration Technician's license and five years' experience in the refrigeration field required.
• Massachusetts Journeyman Pipe Fitter's license with a minimum of three years' experience desired.
• Massachusetts Oil Burner Technician's license is desired.
• The ability to read construction drawings and process and instrumentation drawings (P&IDs) is required.
• Must be able to work all shifts as required by MIT Lincoln Laboratory.

Hiring Range: $51.45

Job Grade: SEIU-HVACMECH

• Comprehensive health, dental, and vision plans
• MIT-funded pension
• Matching 401K
• Paid leave (including vacation, sick, parental, military, etc.)
• Tuition reimbursement and continuing education programs
• Mentorship programs
• A range of work‑life balance options
• ... and much more!

Selected candidate will be subject to a pre‑employment background investigation and must be able to obtain and maintain a Secret level DoD security clearance.

MIT Lincoln Laboratory is an Equal Employment Opportunity (EEO) employer. 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, veteran status, disability status, or genetic information; U.S. citizenship is required.

Requisition : 43002