Job Description
Job Description
Schedule / Expected Work Hours
Full-time, Monday–Friday, 8-hour shifts.
Typical hours: 7:00 AM – 3:30 PM with occasional overtime or on-call rotation during peak seasons.
Job Summary
Winchester Mechanical, a leading commercial HVAC contractor in Nashua, NH, is seeking an experienced HVAC Technician. You’ll handle service, maintenance, and repair of commercial heating and cooling systems while working in a supportive, high-performing team. This role offers professional growth, strong benefits, and the chance to work on complex, large-scale systems.
Responsibilities
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Service, maintain, and repair commercial HVAC systems
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Diagnose mechanical, electrical, and control issues
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Wire low-voltage heating and cooling equipment
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Install and repair refrigerant and gas line connections
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Pre-measure and determine proper installation materials
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Complete service/start-up reports and documentation
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Mentor HVAC apprentices and helpers
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Participate in ongoing technical training programs
Qualifications
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3–5 years of commercial HVAC service experience
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Strong troubleshooting and blueprint-reading skills
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EPA & OSHA certification required
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Valid driver’s license with clean record
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Preferred: MA Sheet Metal or Refrigeration license
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Ability to lift 50+ lbs and safely work at heights
