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HVAC Technician

MIT Lincoln Laboratory
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Lexington, KY, USA
Sep 21, 2026

Location:Lexington, MA, US

Description of duties of position

Monday - Friday 3:00PM - 11:00PM

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. 

Qualifications required of applicant

  • 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

Disclaimer: MIT Lincoln Laboratory provides a typical hiring range as a good faith estimate of what we reasonably expect to offer for this position at the time of posting. The final salary offered to a selected candidate will depend on various factors, including-but not limited to-the scope and responsibilities of the role, the candidate’s experience, skills and education/training, internal equity considerations and applicable legal requirements. This range reflects base salary only and does not include additional forms of compensation or benefits.

At MIT Lincoln Laboratory, our exceptional career opportunities include many outstanding benefits to help you stay healthy, feel supported, and enjoy a fulfilling work-life balance. Benefits offered to employees include: 

  • 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!  

Please visit our Benefits page for more information. As an employee of MIT, you can also take advantage of other voluntary benefits, discounts and perks.

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 ID: 43002 

Job ID

1394325400|loc1

Security Clearance

SECRET
About MIT Lincoln Laboratory
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