HVAC/R Commercial Service Technician Job ID 226148 Posted 23-Jun-2025 Service line GWS Segment Role type Full-time Areas of Interest Building Management, Engineering/Maintenance, Facilities Management Location(s) Indianapolis - Indiana - United States of America **About the role** As a HVAC Engineer, your primary responsibility will be to operate, maintain, and optimize commercial and industrial refrigeration systems. This includes managing chillers, compressors, evaporators, condensers, ultra-low temperature (ULT) freezers, and associated electrical and mechanical equipment. You will play a key role in ensuring system reliability, energy efficiency, temperature control, and regulatory compliance through preventive maintenance, performance testing, and system solving. This role falls within the Engineering and Technical Services job function, where you’ll contribute hands-on expertise in refrigeration operations, preventive maintenance, and repairs in support of critical facility environments. **What You’ll Do:** + **Refrigeration System Operation & Maintenance:** Install, service, and maintain refrigeration and cooling systems, including walk-in freezers, refrigerated process units, chillers, ULT freezers, and DX systems. Maintain and calibrate temperature and pressure control devices, thermostats, and system sensors to ensure detailed and consistent performance. + **ULT Freezer Support:** Supervise and maintain ultra-low freezers (typically -80°C) used in laboratory, pharmaceutical, or research environments. Ensure reliable performance, rapid response to alarm events, and alignment to strict temperature control requirements for sensitive material storage. + **Performance Testing & Compliance:** Conduct system performance checks to verify cooling capacity, refrigerant charge levels, and pressure/temperature readings. Ensure compliance with all applicable safety, EPA, and energy regulations, including proper handling and documentation of refrigerants. + **Fixing & Repairs:** Diagnose issues in refrigeration cycles, including electrical faults, compressor failures, or refrigerant leaks. Replace or repair faulty components such as expansion valves, solenoids, evaporator coils, and defrost timers to restore optimal operation. + **Preventive Maintenance:** Perform scheduled maintenance tasks including oil and filter changes, leak detection, defrost cycle verification, compressor checks, and data logging—especially critical for ULT freezer reliability and uptime. + **Teamwork & Communication:** Work closely with facilities, operations, and project teams to ensure refrigeration systems support critical processes. Communicate system status and technical recommendations clearly to both technical and non-technical partners. **What You’ll Need:** + High school diploma, GED, or technical/trade school certification. Minimum 4–5 years of experience in refrigeration system maintenance, HVAC-R, or related fields. Universal EPA 608 certification is required. ULT freezer experience strongly preferred. + Ability to work in cold environments, stoop, kneel, climb ladders, and lift heavy equipment (50 lbs.+) as part of daily duties. + Proven understanding of refrigeration systems, including ULT freezers, refrigerants, and electrical controls. Familiarity with Computerized Maintenance Management Systems (CMMS) for logging, tracking, and reporting work activities. Experience working with Building Management Systems (BMS) for supervising and controlling HVAC and refrigeration system performance. Proficiency with digital monitoring tools, HVAC-R diagnostics, and Microsoft Office (Word, Excel, Outlook). + Ability to interpret system data (pressure, temperature, amperage) and apply logical solving to identify root causes and corrective actions. + Comfortable performing load calculations, reading schematics, and managing temperature-pressure relationships, superheat/subcooling, etc. + Ability to work independently and with multi-functional teams while sharing refrigeration system knowledge and supporting facility goals. **Why CBRE?** CBRE provides a comprehensive benefits package that includes medical, dental, vision, PTO, and 401(k) starting the 1st month after hire. Experience a workplace that prioritizes promoting from within, offering advancement possibilities within a short timeframe! This role typically requires 40–45 hours per week and places you in an encouraging environment that values your refrigeration expertise. **Disclaimer** + Must be authorized to work in the U.S. without need for visa sponsorship. **Equal Employment Opportunity:** CBRE has a long-standing commitment to providing equal employment opportunity to all qualified applicants regardless of race, color, religion, national origin, sex, sexual orientation, gender identity, pregnancy, age, citizenship, marital status, disability, veteran status, political belief, or any other basis protected by applicable law. **Candidate Accommodations:** CBRE values the differences of all current and prospective employees and recognizes how every employee contributes to our company’s success. CBRE provides reasonable accommodations in job application procedures for individuals with disabilities. If you require assistance due to a disability in the application or recruitment process, please submit a request via email at recruitingaccommodations@cbre.com or via telephone at +1 866 225 3099 (U.S.) and +1 866 388 4346 (Canada). CBRE GWS CBRE Global Workplace Solutions (GWS) works with clients to make real estate a meaningful contributor to organizational productivity and performance. Our account management model is at the heart of our client-centric approach to delivering integrated real estate solutions. Each client is entrusted with a dedicated leader and is supported by regional and global resources, leveraging the industry's most robust platform. CBRE GWS delivers consistent, measurably superior outcomes for our clients at every stage of the lifecycle, and across industries and geographies. Find out more (https://www.cbre.com/real-estate-services/directory/global-workplace-solutions) CBRE, Inc. is an Equal Opportunity and Affirmative Action Employer (Women/Minorities/Persons with Disabilities/US Veterans)