Refrigeration Field Engineer – Commissioning Agent

Jobtailor; Danbury (CT); On-site; USD 85,000 - 120,000; Full time

Job summary

Jobtailor is seeking an experienced HVACR commissioning engineer in Danbury, CT to lead startup activities for supermarket projects. You will perform point-to-point testing, functional verification, and on-site commissioning of EMS-controlled equipment.

The role requires 3+ years in supermarket construction or HVACR/controls maintenance, knowledge of large rack systems, and experience with Danfoss/Emerson control systems.

Qualifications

• Minimum 3+ years of experience in supermarket construction, commissioning, engineering, or HVACR/controls maintenance.
• Working knowledge of large refrigeration rack systems, including DX, Cascade, Micro DS, and Transcritical CO₂.
• Experience operating and programming Danfoss and/or Emerson supermarket control systems.
• Strong organizational, analytical, and troubleshooting skills.
• Effective oral and written communication skills.

Responsibilities

• Conduct site visits during construction and remodel phases to inspect installation progress and verify adherence to project scope, design documents, and programming standards.
• Execute on-site commissioning activities, including point-to-point testing and functional verification of EMS-controlled equipment.
• Commission newly installed or relocated HVACR equipment.
• Provide start-up and commissioning support for refrigeration rack systems in coordination with contractors and manufacturers.
• Evaluate and document existing RHVAC and EMS systems for integration into capital projects.
• Prepare interim commissioning reports and final commissioning documentation, identifying exceptions, deficiencies, and out-of-spec conditions.
• Support resolution tracking with the Construction Project Manager and engineering teams.
• Verify operation, communication, and programming of EMS and RHVAC control systems.
• Implement minor control wiring modifications and programming adjustments for inspections and commissioning.
• Support EMS programming updates as directed by engineering or field leadership.
• Act as a technical resource for Level 2 refrigeration and EMS-related issues.
• Assist with troubleshooting and resolution of system issues remotely and on-site.
• Perform minor repairs and system adjustments on HVACR and control components.
• Collaborate with project managers, engineering teams, contractors, and vendors to resolve issues.
• Communicate commissioning status, risks, and outstanding items to project stakeholders.

Skills

HVACR Commissioning

Refrigeration Rack Systems

Danfoss Control Systems

Emerson Control Systems

Technical Drawing Interpretation

Tools

AutoCAD

EMS Control Systems

Refrigeration Systems

Job description

• Conduct site visits during construction and remodel phases to inspect installation progress and verify adherence to project scope, design documents, and programming standards
• Execute on-site commissioning activities, including point-to-point testing and functional verification of EMS-controlled equipment
• Commission newly installed or relocated HVACR equipment
• Provide start-up and commissioning support for refrigeration rack systems in coordination with contractors and manufacturers
• Evaluate and document existing RHVAC and EMS systems for integration into capital projects
• Prepare interim commissioning reports and final commissioning documentation, identifying exceptions, deficiencies, and out-of-spec conditions
• Support resolution tracking with the Construction Project Manager and engineering teams
• Verify operation, communication, and programming of EMS and RHVAC control systems
• Implement minor control wiring modifications and programming adjustments for inspections and commissioning
• Support EMS programming updates as directed by engineering or field leadership
• Act as a technical resource for Level 2 refrigeration and EMS-related issues
• Assist with troubleshooting and resolution of system issues remotely and on-site
• Perform minor repairs and system adjustments on HVACR and control components
• Collaborate with project managers, engineering teams, contractors, and vendors to resolve issues
• Communicate commissioning status, risks, and outstanding items to project stakeholders

Requirements

• Minimum 3+ years of experience in supermarket construction, commissioning, engineering, or HVACR/controls maintenance
• Working knowledge of large refrigeration rack systems, including DX, Cascade, Micro DS, and Transcritical CO₂
• Experience operating and programming Danfoss and/or Emerson supermarket control systems
• Strong organizational, analytical, and troubleshooting skills
• Effective oral and written communication skills
• Valid Driver’s License
• Ability to read and interpret technical drawings, schematics, and specifications
• Strong attention to detail and documentation accuracy
• Customer-focused mindset with a professional field presence
• Ability to work independently while following established processes and direction
• Comfortable working in machine rooms and field environments that may be loud, dusty, confined, or difficult to access
• AutoCAD experience a plus

Core Competencies

Demonstrates expertise in HVACR commissioning and controls, with a strong focus on troubleshooting, documentation accuracy, and effective communication with project stakeholders. Proficient in integrating and programming refrigeration systems while ensuring compliance with project specifications.

Highest-signal resume keywords

• HVACR Commissioning
• Refrigeration Rack Systems
• Danfoss Control Systems
• Emerson Control Systems
• Technical Drawing Interpretation

Hard Skills

• Commissioning Activities
• Point-to-Point Testing
• Functional Verification
• Control Wiring Modifications
• System Troubleshooting

Soft Skills

• Organizational Skills
• Analytical Skills
• Effective Communication
• Attention to Detail
• Customer-Focused Mindset

Certifications & Qualifications

• Valid Driver’s License

Industry Keywords

• Supermarket Construction
• RHVAC Systems
• Capital Projects
• Construction Project Management

Tools & Technologies

• EMS Control Systems
• AutoCAD
• Refrigeration Systems