Commercial HVAC Pipefitter and Refrigeration Piping Installer

Winchester Mechanical • Nashua, NH

1d • Onsite

About The Position

Winchester Mechanical is hiring a Commercial HVAC Pipefitter / Refrigeration Piping Installer to support HVAC installation work on commercial and specialty projects. The role is based in Nashua, New Hampshire, with field work at project sites across Southern New Hampshire and Massachusetts. It is a full-time, field-based position, with compensation of $30–$60 per hour depending on experience.

Winchester Mechanical is a full-service mechanical contractor serving New Hampshire and Massachusetts. Its work includes commercial HVAC installation, service, maintenance, design-build, sheet metal fabrication, retrofits, and custom mechanical solutions for commercial customers.

The position suits someone with HVAC piping experience who takes pride in high-quality work and may be able to grow into a lead role. The installer may work independently or as part of a crew and may lead or help lead a small crew when needed.

Requirements

• 2–5+ years of HVAC, mechanical piping, or refrigeration piping experience.
• Experience installing refrigerant line sets on commercial HVAC systems.
• Strong copper piping, brazing, layout, and installation skills.
• Ability to read plans and work with limited supervision.
• Strong work ethic, attention to detail, and pride in craftsmanship.
• Team-first attitude and ability to communicate well on active jobsites.
• Ability and willingness to take initiative and step into leadership when needed.
• Valid driver’s license and reliable transportation.
• OSHA 10 or OSHA 30.
• EPA Universal Certification.

Nice To Haves

• VRF/VRV installation experience.
• Refrigeration license.
• A2L certification.
• Experience on commercial fit-outs, restaurants, offices, healthcare/veterinary, or specialty mechanical projects.

Responsibilities

• Install refrigerant piping systems for commercial HVAC, VRF/VRV, retrofit, and design-build projects.
• Run line sets using hard drawn and soft rolled copper.
• Perform clean, high-quality brazing and piping installation.
• Read and interpret mechanical drawings, layouts, and installation details.
• Pressure test, evacuate, and prepare systems for startup.
• Coordinate with project managers, foremen, technicians, and other trades.
• Maintain clean, organized, safe, and professional jobsites.
• Work independently or as part of a crew to meet project schedules.
• Lead or help lead a small crew when needed.
• Represent Winchester Mechanical professionally with customers, contractors, and teammates.

Benefits

• Opportunity to work on varied commercial projects, including design-build, retrofits, VRF/VRV, and complex commercial environments.
• Team-oriented culture with experienced leadership and strong field support.
• Opportunity to grow into more responsibility.
• Competitive compensation based on experience, skills, licenses, and fit for the role.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed