Refrigeration Critical Systems SpecialistGreen Thumb Industries • Chicago, IL, United States

Refrigeration Critical Systems Specialist

Green Thumb Industries • Chicago, IL, United States

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[job_card.full_time]

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The Role

The Refrigerant Critical Systems Specialist will serve as the subject matter expert (SME) for all refrigerant-based critical systems within the organization. This role is responsible for developing standard operating procedures (SOPs), troubleshooting guides, and commissioning protocols, while also providing direct on site support as needed . The Specialist ensures the safe, efficient, and reliable operation of refrigeration systems essential to cultivation, processing, and laboratory environments. Travel is required and may be up to 40% to provide on-site support across facilities.

This role collaborates with engineering, construction, compliance, and site-level operations teams to drive system reliability, standardization, and continuous improvement across the company's portfolio.

Responsibilities

SME Leadership

Act as the primary corporate SME for refrigerant-based systems, providing expertise to operations, engineering, and construction teams.
Develop and maintain SOPs, troubleshooting guides, and technical documentation for refrigerant critical systems.

System Design & Commissioning

Support equipment sizing, integration, and utility planning during facility design and construction.

Lead commissioning efforts for refrigeration, HVAC, and associated critical systems.

Technical Support & Troubleshooting

Provide advanced troubleshooting and root-cause analysis for refrigerant systems (industrial chillers, cryogenic freezers, ultra-low storage units, walk-in coolers / freezers, HVAC refrigerant circuits).

Travel to facilities as needed to provide hands-on technical support.

Deliver remote technical guidance for alarms, failures, and optimization.

Reliability & Maintenance

Develop and oversee preventive maintenance programs for refrigerant-based systems across all facilities.

Monitor system performance through BMS, SCADA, or IoT-based platforms, responding proactively to alarms and trends.

Ensure regulatory and safety compliance in all refrigerant operations.

Training & Collaboration

Train site-level maintenance staff and operators on refrigerant system operations, troubleshooting, and safety best practices.

Partner with and establish strong relationships with compliance, safety, and vendor teams to standardize practices and implement improvements company-wide .

Qualifications

Ability and w illingness to travel frequently (up to 40%) to corporate facilities, cultivation, processing, and laboratory sites.

Minimum five years of hands-on experience with refrigerant systems, HVAC / R, chillers, cryogenic units, or industrial refrigeration.

Experience commissioning new refrigeration or HVAC systems.

Industry background in cannabis, biotech, pharmaceutical, or food manufacturing strongly preferred

Familiarity with MEP coordination, facility construction, or startup processes preferred

Relevant technical certifications (EPA 608, HVAC / R trade school, or equivalent) strongly desired

Ability to lift up to 50 lbs , use a ladder, and work in a confined space .

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Excellent written and verbal communication skills; proven ability to author technical SOPs and guides.

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Strong expertise in refrigerant circuit design, operation, and troubleshooting.

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Proficiency with equipment monitoring platforms (BMS, SCADA, IoT).

Additional Requirements

Must be at a minimum of 21 years of age.

Must possess valid state ID.

Must be able to obtain, and maintain, state badging requirements to work in the cannabis industry (requires background check and state review)

Work Conditions

Works in areas requiring exposure to varying temperatures, heat or cold, and / or wet, damp, or drafty conditions

Hands-on work in mechanical rooms, refrigeration systems, and lab environments.

W orking in temperature-controlled and odor-rich environments.

Works at heights, including on roofs, on scaffolding, up ladders, or in ceiling spaces

Moves over sloping, uneven, or slippery surfaces

Work overnight, weekends, and varying shifts

Move through narrow, enclosed, or elevated spaces

Work outdoors for extended periods of time

Moves, lifts, carries, and places merchandise and supplies weighing up to 50 pounds without assistance

Work involves daily exposure to allergens (such as cannabis, tree nuts, and coconut oil).

The pay range is competitive and based on experience, qualifications, and / or location of the role. Positions may be eligible for a discretionary annual incentive program driven by organization and individual performance.

Green Thumb Pay Range

$70,000 — $90,000 USD

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System Specialist • Chicago, IL, United States

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