Controls Systems Technician

Alloy Enterprises; Nashua (NH); On-site; USD 33,000 - 54,000; Full time

Job summary

Johnson Controls is seeking an HVAC controls technician to commission, troubleshoot, and service building automation systems in the field. You will work at customer sites to resolve efficiency issues and respond to warranty needs while delivering dependable service that keeps systems operating as designed.

Responsibilities include commissioning using JCI tools, diagnosing basic electrical/mechanical issues, loading software to controllers, calibrating systems, documenting changes, and providing

Qualifications

• HVAC controls knowledge and servicing techniques.
• Vocational/associate degree in electronics, mechanical systems, or related field with 1–3 years HVAC experience.
• Ability to use hand and power tools safely and effectively.
• Strong communication with customers and team members.
• Willingness to lead junior mechanics on non-complex tasks.

Responsibilities

• Commission systems using Johnson Controls configuration and commissioning tools.
• Troubleshoot basic HVAC mechanical, electrical, and controls problems.
• Respond to warranty calls and provide timely service.
• Load controller software and perform diagnostics from controllers to sensors/actuators.
• Calibrate systems and complete commissioning documentation.
• Document changes and support as-built updates.
• Communicate progress with customers and stakeholders; complete administrative tasks.
• Provide recommendations and quotes to improve facility efficiency.

Skills

HVAC controls knowledge

Facilities management systems

Technical aptitude

Hand and power tools

Customer communication

Leadership on job sites

HVAC software programming

Education

Vocational School or Associate degree in electronics/mechanical systems/air conditioning

Tools

Multimeter

Microsoft Excel

Visio

HVAC programming software

Job description

Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization. Through advanced technology, lifecycle services, and an industry-leading field organization, we help customers improve performance, reduce carbon emissions, and operate with the precision and resilience their facilities require.

Role Overview

In this field-based role, you will support the commissioning, troubleshooting, and servicing of HVAC controls systems. You will help customers resolve building inefficiencies, respond to basic warranty needs, and deliver dependable service that keeps systems operating as designed.

Key Responsibilities

• Perform assigned system commissioning using Johnson Controls configuration and commissioning tools.
• Troubleshoot and resolve basic HVAC mechanical, electrical, and controls problems.
• Respond to basic warranty calls and support customers with timely service and follow-up.
• Load system-level controller software and perform basic diagnostics from controllers to end devices such as sensors and actuators.
• Calibrate systems using basic electronic test equipment and complete required commissioning documentation.
• Document changes and provide information for as-built documentation.
• Communicate with the JCI contractor or customer upon arrival and before leaving the work site, and keep management informed of job progress and issues.
• Complete time sheets, expense reports, on-site documentation, and other administrative tasks accurately.
• Provide recommendations, solutions, and quotes that help improve facility efficiency and support follow-up opportunities.
• Follow all safety standards and attend required safety training.

How You Will Do It

• Work safely and maintain a high regard for employee, subcontractor, and customer safety in every part of the job.
• Use Johnson Controls configuration and commissioning tools to load controller software, verify points, and diagnose issues from system-level controllers to end devices.
• Keep the customer and internal stakeholders informed through clear, timely communication about progress, findings, and next steps.
• Document changes, calibration results, and as-built updates accurately so service records remain complete and reliable.
• Balance technical troubleshooting with practical recommendations by identifying efficiency opportunities and supporting quotes when additional work is needed.

Qualifications

• Vocational School four-year program or an Associate degree in electronics, mechanical systems, computer technology, air conditioning, or a similar field plus three years of industry experience, or 1 year of experience servicing electronic and/or mechanical systems in the HVAC industry.
• Knowledge of HVAC controls systems, facilities management systems, site preparation, peripheral equipment installation, and servicing techniques.
• Basic understanding of electrical circuitry as it relates to HVAC controls and system operation.
• Demonstrated technical aptitude and the ability to use hand and power tools.
• Effective interpersonal skills to represent Johnson Controls to customers and other outside contacts in an ethical and professional manner.
• Ability to explain technical information to technical and non-technical people.
• Leadership skills to support Mechanics working on non-complex, non-critical Building Automation equipment on a job site.
• PC experience and the ability to program HVAC-related software.

Nice to Have

• Experience with low-voltage 0-24 volt and 120 volt wiring.
• Ability to test, troubleshoot, and verify systems with a multimeter.
• HVAC or building automation experience.
• Experience working with Microsoft Excel and Visio.

Why Join Us

You will join a company with a long history of delivering performance where it matters, while working on meaningful customer challenges in the field. This role includes a competitive hourly range of $24 to $39 and a competitive benefits package, with pay determined by education, experience, knowledge, skills, abilities, internal equity, and market data.

Johnson Controls International plc. is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, genetic information, sexual orientation, gender identity, status as a qualified individual with a disability or any other characteristic protected by law. To view more information about your equal opportunity and non-discrimination rights as a candidate, visit EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit here.