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Water Sampling Jobs in Missouri (NOW HIRING)

McCormick & Company

LAB TECHNICIAN II

Springfield, MO · On-site

$16 - $21.25/hr

Complete assigned shiftly, daily and weekly tasks, as assigned (i.e., Retain Room Discard, performing plant air environmental and product contact compressed air testing, potable water sampling ...

CDM Smith

Chemical Engineer 5

Saint Louis, MO · On-site

Performs water sampling and treatment analyses and modeling. * Contributes to firm's TKM by developing white papers and technical design documentation of new or special case designs, studies, etc.

Eurofins

Laboratory Sample Technician

Kansas City, MO · On-site

$18.50 - $24.75/hr

From the food you eat, to the water you drink, to the medicines you rely on, Eurofins laboratories ... Must be willing to be on-call during non-business hours in order to perform non-routine sampling ...

CDM Smith

Chemical Engineer 5

Saint Louis, MO · On-site

Performs water sampling and treatment analyses and modeling. * Contributes to firm's TKM by developing white papers and technical design documentation of new or special case designs, studies, etc.

Trinnex Inc.

Chemical Engineer 5

Saint Louis, MO · On-site

$100 - $175/hr

Performs water sampling and treatment analyses and modeling. * Contributes to firm\'s TKM by developing white papers and technical design documentation of new or special case designs, studies, etc.

Integrated Resources INC

Lab Tech

Springfield, MO · On-site

$17.25 - $23/hr

... water samples Calibration of processing department titrators Serve as a backup for the Micro Lab Tech As needed by the business, this person may be responsible for being the primary individual ...

Eurofins Scientific

Sample Coordinator

Columbia, MO · On-site

$17.25 - $23.50/hr

From the food you eat, to the water you drink, to the medicines you rely on, Eurofins laboratories ... Notifies supervisor of any issues with condition of the samples, labeling, or other problems.

Eurofins

Sample Coordinator

Columbia, MO · On-site

$17.25 - $23.50/hr

From the food you eat, to the water you drink, to the medicines you rely on, Eurofins laboratories ... Notifies supervisor of any issues with condition of the samples, labeling, or other problems.

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All JobsWater Sampling JobsWater Sampling Jobs in Missouri

Water Sampling information

What is a water sampling?

A Water Sampling job involves collecting water samples from various sources, such as rivers, lakes, wells, or treatment plants, to test for contaminants and ensure water quality. Professionals in this role follow strict protocols to gather and transport samples to laboratories for analysis. They may work for environmental agencies, water treatment facilities, or research organizations. This role is crucial for monitoring pollution levels, ensuring regulatory compliance, and protecting public health.

What are the key skills and qualifications needed to thrive in water sampling, and why are they important?

To thrive in a Water Sampling role, you should have a solid understanding of environmental science, sampling protocols, and basic laboratory techniques, typically supported by a degree in environmental science or a related field. Proficiency in using sampling equipment, water testing kits, and data recording systems is important, and some positions may require certifications such as OSHA HAZWOPER. Attention to detail, organizational skills, and strong communication abilities are valuable soft skills in this field. These competencies ensure that samples are collected accurately, results are reliable, and findings are clearly conveyed to supervisors or regulatory agencies.

What are the typical working conditions and environments for water sampling?

Water Sampling professionals often work both outdoors and indoors, regularly visiting various sites such as rivers, lakes, treatment plants, or industrial facilities to collect samples. The role may involve travel, exposure to a range of weather conditions, and physical activity such as walking, standing, or carrying equipment. In addition to fieldwork, you'll spend time in a laboratory or office setting to process samples, analyze data, and prepare reports. Water Sampling technicians usually collaborate with environmental scientists, engineers, and regulatory agencies to ensure water quality standards are met. This mix of field and laboratory responsibilities makes the role dynamic and well-suited for individuals who enjoy a combination of hands-on and analytical work.

What degree do you need to be a water sampling specialist?

A water sampling specialist typically needs at least a high school diploma or equivalent, but many positions prefer or require a bachelor's degree in environmental science, biology, chemistry, or a related field. Relevant skills include knowledge of sampling techniques, laboratory procedures, and environmental regulations, and certifications such as EPA or state-specific training can be beneficial.

What equipment is needed for water sampling?

Water sampling jobs require specific equipment such as sample bottles, typically made of glass or plastic, a sampling pole or bailer for collecting water at various depths, and field meters to measure parameters like pH, temperature, and dissolved oxygen. Additional tools may include gloves, labels, and coolers for sample transport, along with safety gear and proper training in sampling protocols.

What are popular job titles related to Water Sampling jobs in Missouri?

For Water Sampling jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Water Sampling jobs in Missouri look for?

The top searched job categories for Water Sampling jobs in Missouri are:

What cities in Missouri are hiring for Water Sampling jobs?

Cities in Missouri with the most Water Sampling job openings:

Water Sampling jobs near you
Infographic showing various Water Sampling job openings in Missouri as of August 2026, with employment types broken down into 80% Full Time, 17% Part Time, 1% Temporary, 1% Contract, and 1% Nights. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution.

Waterworks Maintenance Mechanic / Operator

City of St. Charles, MO

Saint Charles, MO • On-site

$31.38/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 5 days ago

Job description

Job Title
Waterworks Maintenance Mechanic / Operator
Department
Public Works Department
Posting Date
June 30, 2026
Closing Date for Resumes/Applications
Open Until Filled
Salary - C Certification
Salary - B Certification
Salary - A Certification
$31.38/ hourly
$32.95/ hourly
$36.24/ hourly
Comprehensive, Cost Effective Benefits Package:
Medical, Dental, Voluntary Vision, Life and Disability Insurance; FSA; HSA; Lagers Pension- L6 Tier and Deferred Compensation program; Paid Vacation; Paid Holidays; Employee Assistance Programs and Educational Benefits.
Exempt/Non-exempt
Non-exempt
Status
Full time
The City of Saint Charles Public Works Department is currently recruiting for the position of Waterworks Operator. The purpose of this position is to perform a variety of semi-skilled and skilled technical work in the operation & maintenance of water treatment facilities and systems.
Essential Duties and Responsibilities
The following duties are normal for this position. These are not to be construed as exclusive or all-inclusive. Other duties may be required and assigned.
  • Operate and maintain all water treatment plant systems, pump stations, generators, gauges, pumps, filters, controls and equipment.
  • Collect bacteriological and all other samples as required by MDNR.
  • Monitors the performance of and operates and maintains all equipment, electrical systems, gauges, and charts in the treatment plant, pump stations, generators, pumps, filters, and other control systems; Record data concerning plant operations
  • Charts lab test results for trend analysis and maintains accurate records of analysis and test results; evaluates data and writes reports as required.
  • Collects samples and identifies concentrations of chemical characteristics of water required in accordance with local, State and Federal requirements; gathers and tests water samples for reports as required.
  • Perform quality control tests on lab equipment and lab analysis; chart tests results for trend analysis; and evaluate procedures to assure accuracy of test results.
  • Calibrate and modify instrumentation and control equipment including recorders and other water quality monitoring equipment.
  • Mandatory attendance and participation in: Days & Nights rotating schedule as follows: Work Shifts: 6:30AM-6:30PM(AM) & 6:30PM-6:30AM(PM) & 4-hour Friday Shift
    • Saturday-PM, Sunday-PM, Wed-PM, Thurs-PM, 4hr-shift Fri(PM), Mon(PM) , Tues(PM), 4-hr shift Friday(PM), Change to 12-hr Day Shift: Sat(AM), Sun(AM), Wed(AM), Thurs(AM), 4-hr shift Friday(PM), Mon(AM), Tues(AM), 4-hr shift Friday(PM), àRepeat )
  • Assigned overtime as necessary to cover other shift openings.
  • Mathematically proficient in addition, subtraction, multiplication, division, geometry, trigonometry, and calculation of percentages, fractions, decimals, volumes, ratios, etc.
  • Receives after hour emergency phone calls while on duty and notifies appropriate Public Works supervisors, on-call personnel, and Public Works Management.

Minimum Training and Experience Required to Perform Essential Job Functions
  • High school diploma or G.E.D. supplemented by two (2) years post-secondary college or technical training in biology, environmental science, chemistry or a closely related field and two (2) years' experience in a utility, or any combination of education and experience that provides equivalent knowledge, skills, and abilities.
  • Working knowledge of equipment, facilities, materials, maintenance and operation activities, including laboratory procedures.
  • Valid Missouri driver's license required.
  • Department of Natural Resources Class C (B, or A) Water Treatment Plant Operator Certification Preferred. Minimum requirement of Class D Certification within 6 months with ability to obtain Class C or higher certification within 18 months of hire.

A Water Maintenance Worker/Operator must be capable of performing physically demanding work in a variety of outdoor and indoor environments. The position requires the ability to safely perform the following essential physical functions:
  • Frequently lift, carry, push, and pull materials, tools, and equipment weighing up to 50 pounds and occasionally up to 100 pounds with assistance or appropriate equipment.
  • Perform strenuous manual labor for extended periods of time.
  • Walk, stand, bend, stoop, kneel, crouch, crawl, climb, and reach while performing maintenance and repair activities.
  • Enter and work within trenches, excavations, vaults, pits, and other confined spaces in accordance with safety regulations.
  • Climb ladders, stairs, embankments, and uneven terrain.
  • Operate hand tools, power tools, valves, hydrants, pumps, and heavy equipment requiring manual dexterity and hand-eye coordination.
  • Work in awkward positions and confined areas for extended periods.
  • Distinguish colors, gauges, warning lights, and utility markings necessary for safe operation and maintenance activities.
  • Hear verbal instructions, alarms, and warning signals in noisy environments.
  • Maintain balance and coordination while working on wet, slippery, uneven, or elevated surfaces.
  • Perform emergency repairs during adverse weather conditions, including extreme heat, cold, rain, snow, and ice.
  • Work outdoors for prolonged periods and be exposed to dust, dirt, noise, chemicals, fumes, and other environmental conditions associated with water distribution system maintenance.
  • Operate motor vehicles and equipment safely and effectively.
  • Wear and utilize required personal protective equipment (PPE), including respiratory protection when necessary.
  • Respond to emergency callouts and work extended hours, including nights, weekends, holidays, and overtime as required.

How to Apply:
Online employment applications can be accessed on our City Website: www.stcharlescitymo.gov
The City of Saint Charles is an Equal Opportunity Employer and participates in E-Verify

Apply