Overview With over 150 years of experience, and headquartered in Southern CA, CoolSys is the market-leading indoor environment solutions company. Our full spectrum of best-in-class services includes HVAC & refrigeration installations, remodels, service & maintenance; and energy solutions, including controls and lighting. CoolSys serves customers in the retail, commercial, food service, educational, healthcare, and industrial markets. Position Summary We are seeking a Travelling Chiller Technician with strong experience in commercial and industrial mechanical systems, particularly chilled water systems. This role is critical in helping our customers maintain system uptime and integrity during building automation system (BAS) retrofits. Ideal candidates will bring solid mechanical expertise with chillers and HVAC systems, while we provide training on BAS and control technologies. WHY JOIN US We understand that hiring great people is the foundation of everything we do. Our employee benefits packages include: Competitive pay $100k to $125k base Medical, Dental, Vision and Prescription coverage Paid vacation and holidays 401(K) match Life insurance, AD&D and long-term disability Tuition reimbursement Opportunities available nationwide Employee discounts on vehicles, hotels, theme parks, select cell phone bills and so much more Pet Insurance Legal Plan, and ID Theft Protection Responsibilities Responsibilities: Retrofit existing BAS or pneumatic systems to modern automation platforms, including work on: Chillers Air Handlers Cooling Towers Variable Air Volume (VAV) units Variable Frequency Drives (VFDs) Other related HVAC components Program, install, integrate, and troubleshoot Building Automation Systems (BAS). Analyze and interpret BAS data to identify performance or communication issues. Collaborate with engineering teams and site personnel to ensure seamless retrofits with minimal disruption to operations. Qualifications Qualifications: Minimum of 5 years' hands-on experience diagnosing, maintaining, and repairing: Chillers, cooling towers, air handlers, and pumps. Expertise in servicing chiller systems and troubleshooting mechanical performance issues. Ability to read and interpret blueprints, wiring diagrams, and mechanical/electrical schematics. Strong working knowledge of: HVAC mechanical systems including Chillers, VAVs, VFDs, Pumps, and Cooling Towers. HVAC system design, operation, and troubleshooting. Demonstrated experience working in large facilities (e.g., universities, schools, office buildings). High school diploma or GED required. Trade or technical school coursework highly desirable. Technical certifications are preferred but not mandatory. Experience with installation or maintenance of Building Automation Systems preferred. Familiarity with the Niagara Framework®, N4 certification, or BACnet protocol is a plus. Join Us Today, there are 26 different companies that make up the CoolSys family of brands. Our valued employees are at the heart of our continued growth and success. We invite you to be part of that growth! Connect with us on Facebook and Twitter. Coolsys is an EEO/AA Employer.  All qualified individuals - Including all ages, colors, disability, ethnicity, family or marital status, gender identity or expression, language, national origin, physical and mental ability, political affiliation, race, religion, sexual orientation, socio-economic status, veteran status, and other characteristics are encouraged to apply.   Pre-employment background screening (criminal and MVR for driving positions) and drug testing are required for all positions. Coolsys will consider qualified applicants with criminal histories in a manner consistent with federal law, state law, or local ordinance.