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Water Testing Jobs in Santa Rosa, CA (NOW HIRING)

Sherwoodengineers

Civil - Project Engineer

Napa, CA · On-site

$100 - $125/hr

Experience with water and wastewater system design, onsite soil testing (site evaluations and percolation testing), preparing water and wastewater design calculations, and permitting procurement

Oakville Pump Service

Be Seen First

Pump Service Technician Assistant

Napa, CA · On-site

$25 - $28/hr

Pump pulls and pump installations Shop testing and repair of submersible and centrifugal pumps ... water needs.

Beyond the Dome

Principal Controls Engineer

Petaluma, CA · On-site

$125 - $150/hr

Our ultra-efficient supercritical water oxidation (ultra-SCWOTM) process destroys over 99.9% of ... I have several years' experience supporting critical research, testing, and/or design projects. I ...

Stantec

Environmental Inspector

Petaluma, CA · On-site

Conduct multi-media sampling (soil, sediment, groundwater, surface water, wastewater, naturally ... Use of in-field sampling / testing equipment such as pH monitors, HACH meters, colorimetric test ...

Stantec

Environmental Inspector

Petaluma, CA · On-site

$57K - $81K/yr

Conduct multi-media sampling (soil, sediment, groundwater, surface water, wastewater, naturally ... Use of in-field sampling testing equipment such as pH monitors, HACH meters, colorimetric test kits ...

Stantec

Environmental Inspector

Petaluma, CA · On-site

$57K - $81K/yr

Conduct multi-media sampling (soil, sediment, groundwater, surface water, wastewater, naturally ... Use of in-field sampling \ testing equipment such as pH monitors, HACH meters, colorimetric test ...

Active Wellness

Swim Instructor

Petaluma, CA · On-site

$19 - $30/hr

Effectively communicate each student's progress either to the student directly, or to the student's parents where appropriate. * Assist with water quality testing and record keeping for pools/spa ...

Active Wellness

Swim Instructor

Petaluma, CA · On-site

$19 - $30/hr

Effectively communicate each student's progress either to the student directly, or to the student's parents where appropriate. * Assist with water quality testing and record keeping for pools/spa ...

Weeks Drilling & Pump Co.

Service Dispatcher

Sebastopol, CA

$20.50 - $27.50/hr

Create estimates (pumps and water treatment services) * Coordinate well testing with customers, agents, and labs * Maintain accurate records and documentation Qualifications * Proficient in Microsoft ...

Weeks Drilling & Pump Co.

Service Dispatcher

Sebastopol, CA · On-site

$20.50 - $27.50/hr

Create estimates (pumps and water treatment services) * Coordinate well testing with customers, agents, and labs * Maintain accurate records and documentation Qualifications * Proficient in Microsoft ...

Weeks Drilling & Pump Co.

Service Dispatcher

Sebastopol, CA · On-site

$20.50 - $27.50/hr

Create estimates (pumps and water treatment services) * Coordinate well testing with customers, agents, and labs * Maintain accurate records and documentation Qualifications * Proficient in Microsoft ...

ITT CANNON LLC

Quality Technician III

Santa Rosa, CA · On-site

$55K - $83K/yr

... water and wastewater treatment, and engineered process solutions. Our leading brands include the ... Ability to perform basic electrical testing using volt-ohm meters and high-potential (hipot ...

ITT CANNON LLC

Quality Technician III

Santa Rosa, CA

$55K - $83K/yr

... water and wastewater treatment, and engineered process solutions. Our leading brands include the ... Ability to perform basic electrical testing using volt-ohm meters and high-potential (hipot ...

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Showing results 21-40

All JobsWater Testing JobsWater Testing Jobs in Santa Rosa, CA

Water Testing information

See Santa Rosa, CA salary details

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How much do water testing jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for water testing in Santa Rosa, CA is $31.54, according to ZipRecruiter salary data. Most workers in this role earn between $31.54 and $31.54 per hour, depending on experience, location, and employer.

What is water testing and why is it important?

Water testing is the process of analyzing water samples to assess their quality and ensure they are safe for consumption, industrial use, or environmental discharge. It involves checking for contaminants such as bacteria, chemicals, heavy metals, and other pollutants. Regular water testing helps identify potential health risks, ensures compliance with safety standards, and protects both people and the environment from harmful substances.

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

To thrive as a Water Testing Technician, you need a background in environmental science or chemistry, attention to detail, and knowledge of laboratory protocols, often supported by relevant certifications such as Certified Water Technician or similar. Familiarity with laboratory equipment, water sampling techniques, and data analysis software is typically required. Strong analytical thinking, problem-solving abilities, and effective communication are essential soft skills for accurately reporting and interpreting results. These skills ensure reliable water quality assessments crucial for public health, regulatory compliance, and environmental protection.

What are some typical challenges faced by professionals in water testing roles, and how are they addressed on the job?

Professionals in water testing often encounter challenges such as collecting accurate samples in the field, maintaining strict adherence to quality control standards, and keeping up with evolving environmental regulations. Addressing these challenges requires attention to detail, thorough documentation, and regular calibration of equipment. Team collaboration is also essential, as water testers frequently communicate findings with environmental scientists, engineers, and regulatory bodies to ensure water safety and compliance.

What is the difference between Water Testing vs Water Quality Technician?

AspectWater TestingWater Quality Technician
CertificationsWater testing certifications, lab skillsWater testing certifications, field sampling
Work EnvironmentLaboratories, testing facilitiesField sites, treatment plants
Job FocusAnalyzing water samples for contaminantsMonitoring and maintaining water quality in the field

Water Testing primarily involves analyzing water samples in labs to detect contaminants, while Water Quality Technicians perform field sampling and monitor water conditions on-site. Both roles require similar certifications but differ in work environment and daily tasks. Understanding these differences helps job seekers find the right position in the water industry.

How do you become a water testing professional?

To become a water testing professional, individuals typically need a high school diploma or equivalent, followed by specialized training or certification in water quality analysis. Many roles require knowledge of laboratory techniques, water chemistry, and the use of testing equipment, with certifications such as those from the National Environmental Laboratory Accreditation Program (NELAP) often preferred.

What are popular job titles related to Water Testing jobs in Santa Rosa, CA?

For Water Testing jobs in Santa Rosa, CA, the most frequently searched job titles are:

What job categories do people searching Water Testing jobs in Santa Rosa, CA look for?

The top searched job categories for Water Testing jobs in Santa Rosa, CA are:

What cities near Santa Rosa, CA are hiring for Water Testing jobs?

Cities near Santa Rosa, CA with the most Water Testing job openings:

Water Testing jobs near you
Infographic showing various Water Testing job openings in Santa Rosa, CA as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 17% Part Time, 3% Contract, and 1% Nights. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $65,599 per year, or $31.5 per hour.

Mechanical Design Engineer

Rohnert Park, CA • On-site

Trevi Systems Inc
11 - 50 employees
Learn more about Trevi Systems Incexternal

$119K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 17 days ago

Job description

TREVI SYSTEMS, INC.

Job title: Senior Mechanical Engineer

Reference number: #SME1

Job Location: Job site in Rohnert Park, CA

Employment type: Full Time

Salary: $119,205/year

Job Details and Responsibilities:

1. Work with creative team to develop and drive design concepts

2. Design, engineer, and develop components for water purification systems

3. Design entire systems for water treatment based on customer specifications

4. Use design tools such as FEA, FMEA, and DFx to guide design decisions

5. Create detailed CAD models and drawings (in SolidWorks), and product specifications

6. Generate complete Systems indented bills of materials for the Trevi designed systems

7. Develop prototypes for lab testing and complete systems for external customers, coordinate with internal and external component vendors and contract manufacturing suppliers.

8. Work closely with Applications Engineering, Product Management, Manufacturing Operations and Customers to integrate application needs, installation requirements and constraints and supplier feedback into design development

9. Evaluate manufacturability, cost issues, and other criteria with engineering team, suppliers and manufacturing

Qualifications: Master’s in Mechanical Engineering or related field plus 2 years of experience as Mechanical Engineer. Ref. Job #SME1 Need perm auth to work in U.S.

Skills: Experience in the following:

  • Developing automated water desalination systems for industrial and commercial product lines;

  • Designing custom frames, piping assemblies, manifolds, desalination modules using concepts of solid mechanics and fluid dynamics for the system;

  • Calculating values of flow and pressures for selection of commercial pumps, pipes, solenoid valves and pressure reducing valves;

  • Applying DFM tools like house of quality, PRIMA charts, Ashby charts, cost analysis, safety analysis, FMEA, fault tree analysis and reliability analysis for preliminary design;

  • Designing parts with respect to available manufacturing processes like injection molding, welding, laser cutting, CNC, Vacuum forming and additive manufacturing;

  • Generating engineering documents like design reports, followed by detailed drawings and BOMs using Solid works and AutoCAD.

Ref. Job #SME1 Need perm auth to work in U.S.

Benefits:

· 401(k)

· Dental insurance

· Health insurance

· Life insurance

· Paid time off

· Vision insurance