Field Service Technnician

Posted Tuesday, February 3, 2026 at 5:00 AM

Control Technologies, Inc. (CTI) is one of the largest and independent building systems integrators in the northeast, serving both New England and New York city.

For over 30 years, building managers and owners across the Northeast have trusted Control Technologies (CTI) to provide quality, state-of-the-art building controls, and management solutions to meet their facility’s unique needs.

We are seeking inspired individuals to join our team. Our company hosts locations in Vermont, New Hampshire, Massachusetts, and New York City. We place a high level of trust in our employees and prioritize investing in their growth and success. Investment in our employees makes a difference in helping us reach our goals with opportunities and challenges that lie ahead.

The Field Service Technician plays a key role in delivering high-quality service, troubleshooting, commissioning, and support for HVAC and building automation systems. This is a career‑growth opportunity for a motivated technician who wants to work with industry‑leading technology and make a real impact in the field.

Whether your background is in mechanical service, HVAC controls, or both—you’re encouraged to apply. We’re looking for skilled, driven individuals who want to grow, learn new technologies, and advance their careers while continuing to do what they do best.

• Perform service and preventive maintenance on a wide range of HVAC equipment.
• Conduct detailed electro‑mechanical inspections and maintain system reliability.
• Diagnose and repair HVAC system issues with accuracy and confidence.
• Complete clear, timely service reports with parts used and system findings.
• Ensure all service documentation is updated daily within CTI’s systems.

• Commission, configure, and program control hardware and software.
• Review system data, alarms, and trends to identify performance opportunities.
• Update firmware, device parameters, and control configurations as needed.
• Assist technicians with advanced troubleshooting and system optimization.

• Deliver professional on‑site and remote support with a customer‑first mindset.
• Clearly communicate system status, recommendations, and next steps.
• Build strong customer relationships through reliable follow‑through and quality service.

• 5+ years of experience in HVAC, controls, or electro‑mechanical work.
• Working knowledge of heat pumps, HVAC systems, and building automation.
• Ability to interpret mechanical, electrical, and control schematics.
• Comfort with diagnostic software, control interfaces, and field instruments.
• Valid driver’s license; ability to travel to various job sites.
• Strong communication skills and a professional presence.

• Ability to lift 50 lbs.
• Ability to stand, climb, kneel, and work in mechanical spaces.
• Willingness to work in diverse environmental conditions.

For over 30 years, Control Technologies, Inc. has built its success as an industry leader in building automation solutions and services. We pride ourselves in delivering truly Open Systems. Here, you will experience exciting opportunities with competitive benefits. We look forward to you joining our award‑winning team.

Control Technologies, Inc. is an Equal Opportunity, Aff…

Control Technologies, Inc. does not discriminate based on race, color, religion, national origin, age, sex, sexual orientation, veteran status, genetic information, family medical history, disability, or other characteristics which are or may be protected by law. We urge qualified minorities and women to apply.