Field Commissioning Specialist (50751)

Mas Hvac; Dayton, Maple Grove (MN, MN); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

Medical, vision, and dental plans

Short‑term and long‑term disability insurance

401k matching

Job summary

Mas Hvac based in Dayton, Minnesota, is hiring a Field Commissioning Specialist to oversee startup and commissioning of commercial HVAC systems. This role requires significant regional and national travel, ensuring systems operate as per design specifications and manufacturer standards.

The ideal candidate will have 3-7 years in HVAC service, a degree in a relevant field, and a strong understanding of HVAC systems and controls. Benefits include medical, dental plans, and generous PTO.

Qualifications

• 3–7+ years of experience in commercial HVAC service, commissioning, or field engineering.
• Experience with large commercial systems (chillers, boilers, air handlers, controls) strongly preferred.
• Knowledge of control systems and building automation (BACnet, Modbus, etc.).

Responsibilities

• Perform startup, commissioning, and functional testing of commercial HVAC systems.
• Provide on-site technical support to contractors, service teams, and customers.
• Deliver customer training on system operation, maintenance, and controls.

Skills

HVAC systems knowledge

Troubleshooting skills

Customer service

Mechanical ability

Education

Associate or Bachelor’s degree in HVAC, Mechanical or Electrical Engineering

Tools

Diagnostic tools

Job description

Position Summary

The Field Commissioning Specialist is responsible for startup, commissioning, troubleshooting, and validation of commercial HVAC systems at customer sites. This role ensures installed equipment operates according to design specifications, manufacturer standards, and customer expectations. The specialist serves as a technical expert, working closely with contractors, engineers, and end users to deliver high‑quality system performance and customer satisfaction.

Candidates may be based in any US state, but the role will require frequent regional or national travel (50–80% depending on territory).

Key Responsibilities

Commissioning & Startup

• Perform startup, commissioning, and functional testing of commercial HVAC systems (e.g., chillers, rooftop units, air handlers, VRF systems).
• Verify installation compliance with manufacturer specifications, engineering drawings, and applicable codes.
• Adjust system parameters, controls, and sequences of operation to optimize performance.
• Document commissioning procedures, test results, and equipment performance data.

Technical Support & Troubleshooting

• Diagnose and resolve mechanical, electrical, and control system issues.
• Provide on‑site technical support to contractors, service teams, and customers.
• Interface with factory engineering teams for advanced issue resolution.
• Conduct root‑cause analysis and recommend corrective actions.

Customer Interaction & Training

• Serve as the primary on‑site representative during commissioning activities.
• Deliver customer training on system operation, maintenance, and controls.
• Provide clear documentation and reports to stakeholders.
• Promote strong customer relationships and ensure satisfaction.

Controls & Integration

• Verify proper operation of building automation systems (BAS) and control interfaces.
• Ensure correct communication between HVAC equipment and building systems.
• Perform point‑to‑point checks and sequence validation.

Safety & Compliance

• Follow all company safety policies and industry regulations (OSHA, NEC, etc.).
• Conduct site safety assessments and adhere to lockout/tagout procedures.
• Maintain required certifications and training.

Documentation & Reporting

• Complete startup reports, commissioning checklists, and service documentation.
• Provide detailed field reports, including deficiencies and corrective actions.
• Maintain accurate records of site visits, labor, and system performance.

Production & Assembly

• Support MAS production at Maple Grove/Dayton, MN facilities as needed.

Qualifications & Requirements

Required

• Associate or Bachelor’s degree in HVAC, Mechanical Engineering, Electrical Engineering, or related field (or equivalent experience).
• 3–7+ years of experience in commercial HVAC service, commissioning, or field engineering.
• Experience with large commercial systems (chillers, boilers, air handlers, controls) strongly preferred.
• Strong understanding of HVAC systems, refrigeration cycles, and airflow principles.
• Knowledge of control systems and building automation (BACnet, Modbus, etc.).
• Ability to read and interpret mechanical and electrical drawings.
• Proficiency with diagnostic tools, meters, and commissioning software.

Preferred

• OEM experience with major HVAC manufacturers (e.g., Trane, Carrier, Daikin, Johnson Controls).
• Experience with commissioning protocols (ASHRAE guidelines).
• Certifications such as EPA 608, CEM, or commissioning‑related credentials.
• Experience with advanced controls platforms and analytics.

Work Environment & Requirements

• Frequent regional or national travel (50–80% depending on territory).
• Regular overtime expected, averaging 10–15 additional hours per week based on project demands, startup schedules, and customer timelines.
• Ability to work on construction sites, rooftops, and mechanical rooms.
• Must be able to lift equipment, climb ladders, and work in varying environmental conditions.
• Valid driver’s license required.

Benefits

• Medical, vision, and dental plans
• Short‑term and long‑term disability insurance
• Group term life insurance coverage
• HSA, FSA, and Dependent Care plans available
• 8 paid holidays, 4 floating holidays, and generous PTO policy
• 401k matching
• Company paid events
• Annual safety shoe allowance
• Education assistance program

EEO Statement

MAS HVAC is committed to creating a diverse and inclusive workplace where all individuals are treated with respect and dignity. We provide equal employment opportunities to all employees and applicants without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, marital status, veteran status, political affiliation, or any other legally protected status.

Employment decisions at MAS HVAC are based on merit, qualifications, and business needs. We prohibit discrimination and harassment of any kind and actively promote a culture of fairness, equity, and opportunity.

We also provide reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs, practices, or observances, in accordance with applicable laws.