Field Service Technician

Chemical Service Technician for Data Centers—Reno, NevadaOversee the chemical cleaning, passivation, and flushing of primary cooling loops during the construction phase of large-scale data centers. Perform on-site technical lead role, coordinating with mechanical contractors to ensure water chemistry meets stringent, time-sensitive specifications and managing the logistics and documentation for each project in a Google document workflow (Google Workspace).In-Field and In-Plant Passivation Operations:In-plant passivation of stainless steelSystem Flushing & Cleaning: Lead the chemical cleaning and "pre-operational" flushing of closed-loop chilled water systems.Water Analysis: Perform on-site water chemistry testing (e.g., pH, conductivity, iron levels, azole concentrations) to verify system readiness.Mechanical Contractor Assistance: Work side-by-side with mechanical contractors to manage roadblocks, pump setups, dose chemistry, and filtration.Equipment Maintenance: Ensure all chemical feed equipment and monitoring controllers are properly installed and calibrated.Service Existing Datacenters: Perform service by checking residuals, swapping out filtration, and dosing any necessary chemicals. Write a service report at the end of each service.Project Management & Logistics:Inventory & Ordering: Forecast chemical volumes required for system volumes and place timely orders to avoid site delays.Join weekly project meetingsLogistics Oversight: Track shipments and coordinate the delivery of bulk chemicals or IBC totes to active construction sites.Documentation: Maintain precise "Daily Field Reports" and final documentation for the client (Owner's Rep) and/or mechanical contractors.Schedule Management: Align chemical treatment phases with the mechanical construction schedule to ensure on-time commissioning and product delivery.Experience Level: 2-5 Years in industrial water treatment, HVAC Commissioning, and/or mechanical contractingMust Have Requirements: Two of the following:Water Chemistry Basics: Proficiency in performing and documenting field water analysis (e.g., glycol %, pH, conductivity, iron, phosphate, and inhibitor levels)Project Coordination: Experience or ability to manage project timelines, including the logistics of ordering chemicals and coordinating deliveries with freight carriers and Garratt-Callahan Orderdesk / Commodity ManagerDirect experience: Chemical cleaning of closed-loop HVAC systemsIndustrial water Experience: Minimum 2–3 years of experience in industrial water treatmentMechanical Contractor Experience: Commissioning or chemical cleaning of closed-loop HVAC systemsCommunication Skills: Able to professionally interface with Clients, Mechanical Contractors, and General Contractors to drive the flushing schedule.Nice To Have Requirements:Technical Literacy: Ability to read and interpret P&IDs (Piping and Instrumentation Diagrams) and mechanical blueprints to identify isolation valves, bypasses, and system volumes.Bluebeam experienceMath Proficiency: Strong ability to perform volume calculations and chemical dosage rates (e.g., calculating the amount of cleaner needed for a 50,000-gallon loop). Basic ratios.Data Center Experience: Previous experience working on Hyperscale or Enterprise data center build-outs (e.g., AWS, Meta, Google, or Microsoft sites).Safety Certifications: Current OSHA 10 or OSHA 30 Construction Safety certification.Equipment Expertise: Experience installing and programming water treatment controllers (e.g., Walchem, Advantage, Google Workspace, WebMaster).Industry Credentials: Association of Water Technologies (AWT) certifications or a Certified Water Technologist (CWT) designation.Logistics Experience: Experience using inventory management software or specialized ERP systems to track orders and shipments.HVAC Cleaning Equipment Experience: Familiarity with high-flow filtration skids and temporary bypass pumping setups.About Garratt-Callahan:Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better.Garratt-Callahan is a US based private 120+ year old, nationwide water treatment chemical company. Garratt-Callahan treats industrial boilers and cooling towers to keep them energy efficient and environmentally friendly with one of the most advanced product lines in the industry. We are registered to ISO 9001:2015 and sell an industry leading line of "green" solutions, G-C GreenTech. We are headquartered in Burlingame, California.G-C is family owned, profitable, and expanding. We have five chemical plants in the USA, salespeople in every state, and operations in Asia, the Pacific, and the Caribbean.Benefits:We offer a competitive benefit package which includes medical, dental, vision, AD&D, LT, and 401k.First year compensation is $85,000 to $100,000, depending on experience.Advanced training, and a clear career path.Family friendly, flexible hours.A huge benefit of working for Garratt-Callahan is our stability and low turnover.No Layoffs in our 120+ year history.G-C is a profitable company. The last year that G-C did not turn a profit was during World War 2.A monthly car allowance.