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Field Service Technician

Job in Decatur, Macon County, Illinois, 62523, USA
Listing for: Nalco Water, An Ecolab Company
Per diem position
Listed on 2026-01-01
Job specializations:
  • Maintenance/Cleaning
    Maintenance Technician / Mechanic, Field/Service Technician
Salary/Wage Range or Industry Benchmark: 46300 - 69500 USD Yearly USD 46300.00 69500.00 YEAR
Job Description & How to Apply Below

Join Ecolab’s team and help create a world in which we all thrive. Nalco Water, an Ecolab company, helps customers conserve more than 161 billion gallons of water annually, serving industries from food & beverage to mining and manufacturing. Our team combines deep technical expertise with smart technology to drive efficiency, sustainability, and performance.

Field Service Technician II – Install

As a Field Service Technician II – Install, you’ll work independently in the field, building trusted relationships with customers and delivering solutions that protect vital resources and improve operational performance. You’ll support water treatment and disinfection systems across various industries.

How You’ll Make An Impact
  • Deliver expert service and support for cooling tower cleaning and water disinfection
  • Provide technical support and escalation of complex challenges as needed
  • Build strong relationships with customers and promote best practices
  • Ensure full compliance with safety policies and procedures
  • Execute required chemistry tests, log and report data, and maintain product inventories at customer accounts
  • Provide routine service support to Sales Representatives in strategic district accounts to execute agreed‑upon customer system assurance plans
  • Identify and resolve customer pain points, escalating as required
  • Install, calibrate, and maintain chemical feed equipment and process monitoring equipment at customer accounts
Position Details
  • Based in Decatur, IL
  • Territory covers a 60‑mile radius
  • Targeted accounts within manufacturing industries
  • Up to 5% overnight travel
  • Shift: Monday‑Friday 7 am–3 pm (may include occasional nights and weekends)
What’s Unique About This Role
  • Hands‑on environment with autonomy and support
  • Help customers meet sustainability goals while protecting critical assets
  • Access to industry‑leading training and development programs
Minimum Qualifications
  • High school diploma or equivalent
  • 2 years of experience in water treatment or an industrial/mechanical environment
  • Current and valid driver’s license with no restrictions
  • No immigration sponsorship available for this position
Physical Requirements
  • Lifting up to 50 pounds
  • Exposure to hot, cold, noisy, or dirty environments
  • Stooping, kneeling, crouching, reaching, balancing, walking, standing, climbing
Preferred Qualifications
  • Associate’s degree or trade school certification
  • Demonstrated mechanical aptitude
  • Experience in water treatment or specialty chemical industry
  • Familiarity with boilers, cooling towers, and wastewater treatment systems
  • Proficiency with Microsoft Office Suite
What’s In It For You
  • Comprehensive benefits package, including medical, dental, vision, matching 401(k), company‑paid pension, stock purchase plan, paid parental leave, and more
  • Opportunity to tackle meaningful challenges and impact clean water, safe food, and healthy environments
  • Career growth with a company passionate about development
  • Supportive, inclusive organization that values diverse perspectives
About Ecolab

Ecolab prioritizes a talent‑first philosophy, building a diverse team of 48,000 associates that deliver science‑based solutions and service worldwide. We focus on innovation, data‑driven insights, and sustainability, improving operational efficiencies for customers in food, healthcare, life sciences, hospitality, and industrial markets.

Annual Compensation Range

$46,300 – $69,500

Potential Customer Requirements
  • Background screening and/or drug/alcohol testing for customer credentialing
  • Full COVID‑19 vaccination, including booster, unless a religious or medical accommodation is approved
Americans with Disabilities Act (ADA)

Ecolab provides reasonable accommodation for qualified individuals with disabilities during the application process.

Commitment to Inclusion & Belonging

Ecolab is committed to fair and equal treatment of associates and applicants, prohibiting discrimination on the basis of race, religion, color, creed, national origin, citizenship status, sex, sexual orientation, gender identity, genetic information, marital status, age, disability, veteran status, and more. We pursue Equal Employment Opportunity and affirmative action.

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