Technical Sales Industrial Water Treatment

Technical Sales Territory Manager

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 with unlimited commission potential.

Work out of your home anywhere in the greater Chicagoland area.

Garratt-Callahan is a profitable and private nationwide water treatment chemical company that promotes from within. We are one of the largest private water treatment companies in the U.S. We are stable, and well respected in our industry. G-C is expanding nationwide in 2026 and we are looking for aggressive, smart, educated, and promotable Technical Sales Territory Managers to join our sales team. We offer training, technical support, and an unlimited no-cap flat rate commission. Sell water treatment boiler and cooling tower chemicals to a variety of industrial customers. Maintain the existing customer base and make cold calls to develop new business. Work alongside friendly, veteran salespeople.

This is an established territory with a sizeable book of business. It includes customers in Healthcare, Food & Beverage, Manufacturing, Commercial & Institutional, and Wastewater.

Run chemical tests to analyze water and document results. Interact and fix mechanical equipment such as pumps, tubing, piping and valves. Program electronic equipment such as cooling tower chemical controllers. Military and mechanical backgrounds are helpful.

Garratt-Callahan is proud to offer:

• Compensation is based upon experience and the ability to succeed.
• $90,000 to $120,000+ first year for a qualified candidate.
• Great benefits including a corporate 401k, health, dental, vision, and life insurance.
• Industry competitive no cap flat rate commission. Our top Territory Sales Managers make six figure commissions. Yes, you read that right. Unlimited commission, no cap.
• Expenses, and a Car Allowance of $675 per month.
• Technical Support and Ongoing Training.
• Stability and peace of mind. No layoffs in our 120-year history. Debt free, profitable, and growing.

To apply, please log on to:

Garratt-Callahan is an EEO/AAE employer. Minorities, women, veterans, and individuals with disabilities are encouraged to apply. You may live anywhere within the greater Chicago area. Thank you for considering the Garratt-Callahan Company. We also have multiple sales openings nationwide. Please visit the career section of our website:

You must have at least a four year technical degree to qualify for this position. Advanced degrees preferred. Military equivalent, such as Navy Nuclear Propulsion, or Army CBRN School, is also great.

Requirements: You will be a successful applicant if you have a technical degree such as Chemistry, Chemical Engineering, Environmental Science, Biology or Mechanical Engineering.

A minimum of 3 years technical sales related to water treatment chemicals is required. Selling to a variety of industrial customers is preferred. CWT is preferred. Knowledge of the Chicago industrial marketplace is preferred.

NOTE: Garratt-Callahan does not sponsor work visas. No recruiters please.

If you have a disability, and need assistance during the application and selection process as a result, please contact the Garratt-Callahan Human Resources department at View phone number on click.appcast.io. Arrangements can be made to provide an accommodation in order to assist you in applying for an open position using our on-line system, completing any other related paperwork, interviewing, or any other portion of the employment process. This phone line is only for disability assistance.

When requesting an accommodation, please provide your name, phone, email address, or any other means of contacting you. Provide a brief description of the nature of the requested accommodation. A member of the Human Resources team will then contact you to discuss your request. A request for an accommodation will not affect your opportunities for employment with Garratt-Callahan.

Garratt-Callahan values differing experiences, backgrounds and perspectives among our employees, and see them as a competitive advantage. Garratt-Callahan is committed to the fair and equal treatment of all associates and applicants.

Garratt-Callahan is an equal opportunity employer that evaluates qualified applicants without regard to race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or any other characteristic protected by law.

• The "Equal Employment Opportunity is the Law" poster is available at:
• Garratt-Callahan Company's reaffirmation of Equal Employment/Affirmative Action Statement

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