CO2 Commissioning Agent/Project Manager

City Building Engineering Services (CBES-US)•Harrisburg, PA

3d•Hybrid

About The Position

This hybrid role combines CO₂ Booster System startup responsibilities with client-facing project management. The position primarily supports a supermarket account in the Mid-Atlantic region. As a CO₂ Commissioning Agent, you will ensure successful implementation and commissioning of CO₂ refrigeration systems for new stores and remodels. You’ll collaborate closely with clients, manufacturers, contractors, and internal teams to achieve precise system functionality and compliance. During infill periods, you’ll manage new store and remodel projects. Expected time split: 50% CO₂ startup / 50% project management.

Requirements

5+ years in supermarket construction, refrigeration, commissioning, or facilities engineering.
Hands-on experience with CO₂ refrigeration systems and large rack applications.
Proficiency with supermarket refrigeration systems (CO₂, glycol, DX, cascade, transcritical).
Familiarity with control platforms such as Danfoss and/or Emerson.
Strong understanding of HVAC systems, EMS/BAS architecture, and commissioning best practices.
Experience managing construction projects, budgets, schedules, and vendors.
Leadership and cross-functional coordination.
Excellent written and verbal communication.
High attention to detail and problem-solving ability.
Ability to balance office-based management with hands-on field execution.

Responsibilities

CO₂ Refrigeration Systems Support installation, startup, tuning, and optimization of CO₂ refrigeration systems (transcritical and cascade applications).
Troubleshoot complex issues involving compressors, gas coolers, subcoolers, oil systems, and controls.
Verify refrigerant charge, oil management, and system stability.
HVACR & EMS Commissioning Develop and execute commissioning plans for refrigeration, HVAC, and EMS systems.
Perform point-to-point and functional testing of EMS-controlled equipment.
Commission HVACR equipment installed or relocated during construction/remodel projects.
Controls & Programming Support Validate control sequences and alarm parameters.
Implement minor programming changes and wiring modifications.
Troubleshoot Level 2 refrigeration and EMS issues.
Startup & Field Support Provide startup assistance and support final acceptance activities.
Perform minor mechanical adjustments and repairs during commissioning.
Verify corrective actions and assist with CX2/CX3 closeout.
Reporting & Turnover Prepare interim and final commissioning reports detailing deficiencies and corrective actions.
Ensure smooth system turnover to operations and maintenance teams.
Project Planning & Execution Lead planning, scheduling, and execution of supermarket construction and remodel projects.
Coordinate refrigeration, HVAC, EMS, electrical, and mechanical scopes across multiple stakeholders.
Serve as the primary technical liaison between engineering, contractors, vendors, and operations teams.
Vendor & Contractor Oversight Manage vendors and subcontractors through installation, startup, and closeout phases.
Ensure work is performed in accordance with drawings, specifications, and commissioning requirements.
Ensure the vendor is completing punch list and commissioning deficiency to CBES scope standards.
Risk, Compliance & Quality Identify project risks related to refrigeration, HVAC, and controls systems and implement mitigation plans.
Ensure compliance with applicable codes, safety standards, and refrigerant regulations.
Oversee quality assurance through installation verification and commissioning readiness.
Reporting & Documentation Maintain project documentation including schedules, construction tracking, commissioning status, and closeout records.
Provide regular project updates to internal and client stakeholders.