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AC/Refrigeration Mechanic

Dartmouth College
New Hampshire, United States
Salary Not Specified
Posted Date
Nov 1, 2022
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Position Details

Position Information

Posting date


Closing date

Open Until Filled


Position Number


Position Title

AC/Refrigeration Mechanic

Department this Position Reports to

Equip Mtnce Shop

Hiring Range Minimum


Hiring Range Maximum


SEIU Level


FLSA Status


Employment Category

Regular Full Time

Scheduled Months per Year


Scheduled Hours per Week



Monday through Friday 7:30 a.m. – 4:00 p.m.

Location of Position

Hanover, NH 03755
6 Vox Lane
McKenzie Hall

Remote Work Eligibility?

Onsite only

Is this a term position?


If yes, length of term in months.

Is this a grant funded position?


Position Purpose

The position works on the installation, repair, and maintenance of the College’s refrigeration, air conditioning, and chilled water systems in all College buildings. The position also provides service for the ammonia refrigeration system of Thompson Arena ice rink, routine building maintenance services on electrical and HV/AC equipment for all GPO and athletic facilities, and troubleshooting services for off hour emergency response needs. Under general supervision, the Refrigeration and Air Conditioning Mechanic is responsible for the installation, repair, and maintenance of: a variety of domestic, industrial, and commercial refrigeration and air conditioning units such as walk-in and reach-in coolers, refrigerators, ice cream cabinets, deepfreezers, and evaporative coolers; large systems that provide a variety of air modification functions such as heating, cooling, humidifying, dehumidifying, cleaning, filtering, and circulating,in order to condition the air for buildings, central computer facilities, laboratories and experimental facilities.


Required Qualifications - Education and Yrs Exp

High School plus 3+ years' experience or equivalent combination of education and experience

Required Qualifications - Skills, Knowledge and Abilities
  • High school graduate with 3 to 5 years of relevant experience in refrigeration and 3 to 5 years experience in the electrical trade; or the equivalent.
  • Some post-secondary technical school training and a 1 to 3 year apprenticeship in refrigeration and/or electrical work preferred.
  • Some post-secondary technical school training and a 1 to 3 year apprenticeship in refrigeration and/or electrical work preferred.
  • Must have a Universal license in refrigeration from a recognized organization.
  • Must be qualified under the terms of the Dartmouth College Driver Safety and Motor Vehicle Policy.
Preferred Qualifications
  • Working knowledge of and skill and experience in the various aspects of industrial, commercial and residential refrigeration and air conditioning systems, which includes knowledge of: reciprocating, centrifugal, absorption, low voltage electrical systems and circuitry, the principles and theories of the refrigeration cycle, temperature measurement, the properties of refrigerants, heat transfer laws, the use of refrigerant tables, methods to calculate air flow, and pressure temperature characteristics for different systems.
  • Knowledge of ammonia-based refrigeration systems.
  • Must be able to read and interpret blueprints, wiring schematics, and other specifications.
  • Knowledge of all relevant safety codes and environmental standards.
  • Ability to follow instructions orally and in writing.
  • Ability to work independently under minimal supervision or as part of team
  • Willingness to work overtime when required.
  • Must have successfully completed the following training prior to performing work to which the training relates: Driver Safety; Hazard Communication; Lock-out/tag-out; Respirator Training; Fit, and Physical Examination; Working in confined spaces
Department Contact for Cover Letter and Title

Todd French

Equal Opportunity Employer

Dartmouth College is an equal opportunity/affirmative action employer with a strong commitment to diversity and inclusion. We prohibit discrimination on the basis of race, color, religion, sex, age, national origin, sexual orientation, gender identity or expression, disability, veteran status, marital status, or any other legally protected status. Applications by members of all underrepresented groups are encouraged.

Background Check

Employment in this position is contingent upon consent to and successful completion of a pre-employment background check, which may include a criminal background check, reference checks, verification of work history, and verification of any required academic credentials, licenses, and/or certifications, with results acceptable to Dartmouth College. A criminal conviction will not automatically disqualify an applicant from employment. Background check information will be used in a confidential, non-discriminatory manner consistent with state and federal law.

Special Instructions to Applicants

OPEN TO UNION MEMBERS ONLY FROM (10/31/2022) THROUGH (11/06/2022).

All Dartmouth College employees, whether working on-site or remotely, are required to be up to date with vaccination against COVID -19 (or to have received an approved exemption from vaccination through the Office of Institutional Diversity and Equity). Please visit for details. Compliance with this requirement is a condition of employment. Failure to meet this condition of employment within the first 30 days may result in Dartmouth in its sole discretion ending employment.

Dartmouth College has a Tobacco-Free Policy. Smoking and the use of tobacco-based products (including smokeless tobacco) are prohibited in all facilities, grounds, vehicles or other areas owned, operated or occupied by Dartmouth College with no exceptions. For details, please see our policy.

Additional Instructions

Quick Link

Key Accountabilities

  • Traces and locates defects to determine the type and extent of refrigeration repair needed.
  • Makes, visual, audible, and mechanical checks for the proper temperature of conditioned spaces, the proper operation of different parts of the refrigeration cycle, proper oil levels, unusual noises, overheated bearings, loose connections, faulty insulation, and frayed or loose belts, gaskets and pulleys.
  • Tightens connections, makes splices, insulates exposed wires, cleans and lubricates moving parts.
  • Dismantles, repairs, and reassembles pumps, impellers, compressors, chillers, receivers, evaporators and cooling towers.
  • Overhauls valves by adjusting and replacing gaskets, springs, floats, diaphragms, valve fittings, seals, and couplings and aligning motors and fly wheel drives.
  • Replaces belts, fans and fuses.
  • Replaces major portions of various cooling units such as compressors, condensers, expansion valves, float and service valves, thermostats, coils and drive assemblies.
  • Maintains chemical treatment for chilled and condenser water systems.
  • Locates and checks elements such as those which control low side and high side pressure, the temperature of the cooling units, the temperature of the liquid and suction lines, and the running time of various mechanisms.
  • Modifies, alters or substitutes components and elements of the system to meet specified pressure temperature characteristics.
  • Tests units/systems upon completion of repair.
  • Keeps records of refrigerant use in accordance with EPA standards.
  • Operates hoists, holders, and pulleys to remove large units.
  • Must be physically fit and participates in the respiratory protection program to be capable of responding to alarms of the Thompson Ammonia Refrigeration System.
Percentage Of Time


Working Conditions:
  • Works from ladders, scaffolds, and platforms.
  • Work requires bending, kneeling, standing, climbing and working in stretched, cramped or awkward positions.
  • Work is performed in areas that are noisy.
  • Work involves exposure to cuts, burns, and electrical shock.
  • Work involves wearing special or protective clothing such as aprons or overalls; gloves; goggles; ear plugs; and respirator.
  • Employee frequently carries and sets up parts and equipment that weigh 20 to 150 pounds.
  • Work involves exposure to sudden temperature changes such as activities related to walk-in freezer units.
  • Work involves exposure to repeated, prolonged or concentrated amounts of refrigerants and cleaning agents which may cause toxic effects to eyes, skin, and internal organs.
Percentage Of Time



Demonstrates a commitment to diversity, inclusion, and cultural awareness through actions, interactions, and communications with others.


Performs other duties as assigned
Supplemental Questions

Required fields are indicated with an asterisk (*).

  1. * How did you hear about this employment opportunity?
    • Talent Acquisition Consultant
    • AbilityJOBS
    • American Library Association
    • CareerBuilder
    • Chronicle of Higher Education
    • Chronicle of Philanthropy
    • Dartmouth College Employment Website
    • Glassdoor
    • Internal Employee Referral
    • HERC
    • Higher Ed Jobs
    • Indeed
    • Inside Higher Ed Jobs
    • LinkedIn
    • National Black MBA Association
    • Recruit Military
    • Prospanica
    • Valley News
    • Other (Please specify below)
    • Handshake
  2. If you answered 'Other' to the above question, please specify here

    (Open Ended Question)

Documents Needed to Apply
Required Documents Optional Documents
  1. Resume
  2. Cover Letter
  3. Additional Document #1

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