Jobs at Garratt-Callahan Company (Now Hiring) — 17 open

Water Treatment Technical Sales

Austin, Texas, United States · Remote OK

$100k–$140k/yr

Mid level

2025 was a Record Sales Year. And 2026 is trending to be even Better. A new opening: Technical Sales Territory Manager for a North Austin to Temple, Texas territory. Sell boiler and cooling tower industrial water treatme…

Skills: Technical sales, Water treatment, Boiler maintenance, Cooling tower maintenance, Chemical testing

Water Treatment Sales Support Service Technician

Reno, Nevada, United States · Remote OK

$65k–$75k/yr

Entry level

2025 was a Record Sales Year. Our Largest Sales Growth in Decades. 2026 is trending to be even better. Water Treatment Sales Support Service Technician—Reno, Nevada Garratt-Callahan (www.garrattcallahan.com) is fam…

Skills: Water treatment, Chemical analysis, Technical sales, System flushing, Water chemistry testing

Water Treatment Chemical Technician at a Data Center

Clarksville, Tennessee, United States · On-site

$55k–$70k/yr

Entry level

Water Treatment Chemical Technician (Data Center)—Clarksville, TN A Water treatment Chemical Technician will be responsible for working at a customer's data center in the Clarksville, TN, area. The Chemical Technic…

Skills: Water treatment, Chemical analysis, Industrial cooling towers, System commissioning, Troubleshooting

Full Time Warehouse Chemical Compounder

Addison, Illinois, United States · On-site

$28/hr–$30/hr

Entry level

Full Time Warehouse Chemical Compounder Addison, Illinois August 2026 A full-time position is available in our Addison, Illinois chemical blending plant for an organized, detail oriented, friendly, and adaptable individu…

Skills: Chemical blending, Warehouse operations, Forklift operation, Inventory management, Quality testing

Chemical Service Technician for Data Centers

Phoenix, Arizona, United States · On-site

$70k–$90k/yr

Entry level

Chemical Service Technician for Data Centers—Phoenix, Arizona Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. A Water Treatment Chemical Technician will be responsible for working…

Skills: Water treatment, Chemical analysis, Equipment troubleshooting, Lab procedures, Technical sales

Technical Sales Territory Manager

Raleigh, North Carolina, United States · Remote OK

$100k–$110k/yr

Mid level

2025 was a Record Sales Year. And 2026 is trending to be even Better. A new opening: Technical Sales Territory Manager for a Raleigh, North Carolina territory. Sell boiler and cooling tower industrial water treatment che…

Skills: Technical Sales, Water Treatment, Cold Calling, Account Management, Chemical Testing

Water Treatment Chemical Service Technician

Dallas, Texas, United States · Hybrid

$65k–$80k/yr

Entry level

Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. Water Treatment Chemical Service Technician—Dallas, Texas Garratt-Callahan (www.garrattcallahan.com) is family friendly, profitable…

Skills: Water Testing, Water Analysis, Chemical Treatment, Industrial Boiler Treatment, Cooling Tower Treatment

Chemical Service Technician for Data Centers

Milwaukee, Wisconsin, United States · On-site

$70k–$90k/yr

Entry level

Chemical Service Technician for Data Centers—Milwaukee, Wisconsin Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. A Water treatment Chemical Technician will be responsible for wor…

Skills: Water Treatment, Water Chemistry, Lab Procedures, Cooling Tower Treatment, Technical Sales

Water Treatment Chemical Site Manager at a Data Center

Kansas City, Missouri, United States · On-site

$100k–$130k/yr

Senior

Water Treatment Chemical Site Manager — Kansas City, MO Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. We need to Hire! A Water Treatment Chemical Site Manager will be responsibl…

Skills: Water Treatment, Water Chemistry, Lab Analysis, Equipment Troubleshooting, Cooling Tower Management

Chemical Service Technician at Data Centers

Columbus, Ohio, United States · On-site

$80k–$85k/yr

Entry level

Chemical Service Technician at Data Centers—Columbus, Ohio Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. We need to Hire! A Water treatment Chemical Technician will be responsib…

Skills: Water Treatment Chemistry, Lab Procedures, Equipment Maintenance, Plumbing, HVAC

Chemical Technician at a Data Center

Midlothian, Texas, United States · On-site

$55k–$70k/yr

Entry level

Water Treatment Chemical Technician at a Data Center—Dallas / Midlothian, Texas A Water treatment Chemical Technician will be responsible for working at a customer's data center in the Dallas / Midlothian, TX, area…

Skills: Water Treatment, Water Chemistry, Lab Analysis, Cooling Tower Treatment, Equipment Troubleshooting

Chemical Service Technician

Kansas City, Missouri, United States · On-site

$55k–$70k/yr

Entry level

Water Treatment Chemical Service Technician—Kansas City, MO A Water treatment Chemical Technician will be responsible for working at a customer's data center in the Kansas City area. The Chemical Technician will so…

Skills: Water Treatment, Water Chemistry, Lab Procedures, Cooling Tower Treatment, Technical Sales

Water Treatment Service Technician

Reno, Nevada, United States · On-site

$75k–$85k/yr

Entry level

Water Treatment Chemical Service Technician—Reno, Nevada A Water treatment Chemical Technician will be responsible for working at customers’ data centers in the Reno, Nevada area. The Chemical Technician will…

Skills: Water Treatment, Water Chemistry, Lab Analysis, Troubleshooting, Industrial Cooling Towers

Water Treatment Construction Technician at Data Centers

Reno, Nevada, United States · Hybrid

$90k–$120k/yr

Mid level

2025 was a Record Sales Year. Our Largest Sales Growth in Decades. And 2026 is trending to be even better. A Water Treatment Construction Technician in the Data Center Industry will be responsible for supporting water tr…

Skills: Water Treatment, Project Management, Lab Work, System Commissioning, Troubleshooting

Technical Sales Industrial Water Treatment

Chicago, Illinois, United States · Remote OK

$90k–$120k/yr

Mid level

2025 was a Record Sales Year. And 2026 is trending to be even Better A new opening: Technical Sales Territory Manager for a Chicago, Illinois territory. Sell boiler and cooling tower industrial water treatment chemicals …

Skills: Technical Sales, Water Treatment, Cold Calling, Chemical Analysis, Mechanical Troubleshooting

Technical Sales Industrial Water Treatment

Indianapolis, Indiana, United States · Hybrid

$90k–$120k/yr

Mid level

2025 was a Record Sales Year. And 2026 is trending to be even Better. A new opening: Technical Sales Territory Manager for a Indianapolis, Indiana territory. Sell boiler and cooling tower industrial water treatment chemi…

Skills: Technical Sales, Water Treatment, Cold Calling, Chemical Analysis, Mechanical Troubleshooting

Water Treatment Chemical Service Technician

Waco, Texas, United States · Hybrid

$60k–$75k/yr

Entry level

Our 2025 Sales were the Largest Growth in Decades. 2026 YTD Sales are even Better. We need to Hire! Water Treatment Chemical Service Technician—Waco, Texas Garratt-Callahan (www.garrattcallahan.com) is family frien…

Skills: Water Testing, Water Analysis, Industrial Boiler Treatment, Cooling Tower Treatment, Technical Sales

About Garratt-Callahan Company

Water Treatment Expertise Since 1904.

Industry
Chemical Manufacturing
Company size
201-500 employees
Founded
1904
Headquarters
Burlingame, CA
LinkedIn followers
4,631

Garratt-Callahan is one of the leading providers of industrial water treatment. Offering comprehensive water treatment solutions and expert consulting services backed by over 120 years of experience, we optimize system performance to extend equipment life, reduce health and safety risks, and minimize operating costs. We are guided by our responsibility to provide customers with unparalleled service and effective, dependable water treatment solutions. Garratt-Callahan takes a proactive, scientific approach to prevent problems before they occur — so our customers can spend more time running their businesses and less time fixing them. Headquartered in California and operating nationally across Texas, Illinois, Georgia, and New Jersey, we treat every customer's facility with the same care and conscientiousness we would our own. We utilize the latest proven technology and offer a full range of chemical and equipment solutions, developed in our certified laboratory that complies with State and Federal EPA standards. Our water treatment products are also certified in compliance with ISO 9001:2015 by NSF-ISR. Our water treatment services include: —Boiler Water Treatment —Cooling Water Treatment —Wastewater Solutions —Water Management Plans —Legionella Mitigation —Secondary Disinfection —Water Treatment Training ASSE/IAPMO/ANSI 12080 Water Safety Certification Water safety remains critical, and our team is trained and certified in implementing ASHRAE 188-2018 to minimize the risk of Legionellosis. A growing number of our field technicians hold certification under the ASSE 12080 program.

Offices: 50 Ingold Road, Burlingame, CA 94010, US · 13721 Welch Rd, Farmers Branch, Texas 75244, US · 306 Talmadge Rd, Edison, New Jersey 08817, US · 340 S La Londe Ave, Addison, Illinois 60101, US · 100 Fisk Dr SW, Atlanta, Georgia 30336, US

Water Treatment CompanyIndustrial Water TreatmentWastewater TreatmentWater Management ProgramsBoiler Water TreatmentCooling Water TreatmentReverse OsmosisLegionella MitigationChemical Water TreatmentWater Analysis
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