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Water Tester Jobs in Washington (NOW HIRING)

Lighthouse Pools

Pool Operator/Manager

Bethesda, MD · On-site

Maintains swimming pool water quality by testing weekly and cleaning pool components. Maintainswater purification systems, and oversee the activities of lifeguarding staffCHARACTERISTIC DUTIES AND ...

Carroll Water

Water Treatment Technician

Chantilly, VA · On-site

Water Treatment Technician Carroll Water Pay: DOE Schedule: Full-Time | Year-Round Build a Career ... Ability to safely use hand tools, power tools, testing equipment, and other job-related equipment.

Carroll Water

Water Treatment Technician

Chantilly, VA · On-site

Water Treatment Technician Carroll Water Pay: DOE Schedule: Full-Time | Year-Round Build a Career ... Ability to safely use hand tools, power tools, testing equipment, and other job-related equipment.

ChemTreat

Water Treatment Intern

Washington, DC · On-site

Further, they need to have familiarity with performing basic water testing, taking measurements, and documenting results. ESSENTIAL FUNCTIONS/RESPONSIBILITIES * Routinely visit assigned accounts to ...

ChemTreat

Water Treatment Intern

Washington, DC · On-site

Further, they need to have familiarity with performing basic water testing, taking measurements, and documenting results. ESSENTIAL FUNCTIONS/RESPONSIBILITIES * Routinely visit assigned accounts to ...

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Water Tester information

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$5

$33

How much do water tester jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for water tester in Washington is $32.67, according to ZipRecruiter salary data. Most workers in this role earn between $32.69 and $32.69 per hour, depending on experience, location, and employer.

What is a water tester?

A water tester works under the guidelines of EPA standards to test water quality at waste treatment plants and throughout freshwater systems. You do this to promote and protect the public health. As a water tester, your duties are to take samples of water from a plant and test its quality using specialized skills and equipment. Your goal is to test the levels of harmful materials and chemicals in the water supply through biological sampling and chemical testing. Your responsibilities are incredibly important because of the threat to public health that improper testing of chemicals in our water systems can cause.

What are the key skills and qualifications needed to thrive as a water tester, and why are they important?

To thrive as a Water Tester, you need a solid understanding of environmental science, chemistry, and water quality standards, often supported by a relevant degree or certification. Familiarity with laboratory testing equipment, water sampling procedures, and data analysis software is essential. Attention to detail, strong organizational skills, and effective communication help ensure accurate results and clear reporting. These skills are crucial for maintaining public health and environmental safety by ensuring water sources meet regulatory standards.

What are some common challenges faced by water testers in the field, and how can they be managed?

Water Testers often work in diverse environments, from treatment plants to natural water sources, which can present challenges such as difficult terrain, inclement weather, and ensuring sample integrity during transport. Managing these obstacles requires strong attention to detail, adherence to safety protocols, and the ability to adapt to varying site conditions. Regular training on sampling techniques and equipment maintenance, as well as effective communication with laboratory teams, helps ensure accurate results and efficient workflows.

What is the difference between Water Tester vs Water Quality Analyst?

AspectWater TesterWater Quality Analyst
CertificationsWater testing certifications, EPA certificationsSame certifications often required, plus laboratory certifications
Work EnvironmentField testing sites, water treatment plantsLaboratories, research facilities, field sites
Job FocusCollecting samples, performing basic testsAnalyzing data, interpreting results, reporting
Employer & IndustryWater treatment plants, environmental agenciesEnvironmental consulting firms, government agencies

Water Testers primarily perform field sampling and basic testing of water samples, while Water Quality Analysts focus on detailed data analysis and reporting. Both roles require similar certifications and work in related environments, but the Analyst role involves more in-depth analysis and interpretation of water quality data.

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Water Tester jobs near you
Infographic showing various Water Tester job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 10% Part Time, 3% Temporary, 5% Contract, and 1% Nights. Highlights an 90% Physical, 2% Hybrid, and 8% Remote job distribution, with an average salary of $67,955 per year, or $32.7 per hour.

Pool Operator/Manager - Hillandale Swim & Tennis Association

Lighthouse Pools

Silver Spring, MD • On-site

Temporary

Re-posted 16 days ago

Job description

JOB PURPOSE:
Maintains swimming pool water quality by testing weekly and cleaning pool components. Maintains
water purification systems, and oversee the activities of lifeguarding staff
CHARACTERISTIC DUTIES AND RESPONSIBILITIES:
  • Maintains swimming pool water quality by testing hourly and cleaning pool components weekly
  • Adds chemicals as needed.
  • Vacuums pools using pool vacuum daily

KNOWLEDGE, SKILLS, AND ABILITIES:
  • Ability to use, water tester, pool vacuum.
  • Ability to work in safe and efficient manner.
  • For managers, ability to make a schedule for lifeguards in a timely manner, and upload schedule onto MITC
  • Communicate with supervisory staff, about supply and maintenance needs

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