Refrigeration Field Engineer/Commissioning Agent

City Building Engineering Services (CBES-US)•Danbury, CT

About The Position

The Field Engineer / Commissioning Agent supports start-up and commissioning of refrigeration, HVAC, and Energy Management System (EMS) infrastructure for supermarket new construction and remodel projects. The position carries out commissioning activities, verifies system performance, and supports final system acceptance at client sites. It reports to the Manager of Field Engineering and works with engineering, construction, and client teams to ensure systems are installed, tested, and operating according to project requirements. The role includes site visits to inspect installation progress, on-site commissioning and functional testing, equipment start-up support, and evaluation and documentation of existing RHVAC and EMS systems. The agent prepares commissioning reports, tracks deficiencies with project and engineering teams, verifies control-system operation and programming, and makes minor wiring, programming, repair, and system adjustments as needed. The position also provides technical support and troubleshooting remotely and on-site, coordinates with contractors and vendors, and communicates status, risks, and outstanding items to project stakeholders. The work may involve machine rooms and field environments that are loud, dusty, confined, or difficult to access. CBES describes itself as an integrated professional services firm serving retail and related industries, with project design, engineering, construction, commissioning, and sustainability services. It offers training and a Leadership Development framework, along with a benefits package that includes 28 days of PTO and a 401(k) with immediate vesting and company match.

Requirements

At least 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 and professional field presence.
Ability to work independently while following established processes and direction.
Comfort working in machine rooms and field environments that may be loud, dusty, confined, or difficult to access.

Nice To Haves

AutoCAD experience.

Responsibilities

Conduct construction- and remodel-phase site visits to inspect installation progress and verify adherence to project scope, design documents, and programming standards.
Execute on-site commissioning, 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.
Make minor control wiring modifications and programming adjustments as needed for inspections and commissioning.
Support EMS programming updates as directed by engineering or field leadership.
Act as a technical resource for assigned Level 2 refrigeration and EMS-related issues.
Troubleshoot and help resolve system issues remotely and on-site.
Perform minor repairs and system adjustments on HVACR and control components as needed.
Collaborate with Construction Project Managers, engineering teams, contractors, and vendors to support timely issue resolution.
Communicate commissioning status, risks, and outstanding items clearly and professionally to project stakeholders.