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Overnight Reverse Osmosis Jobs (NOW HIRING)

Refresco

Sanitation Technician

Fort Gibson, OK · On-site

$15.50 - $18.75/hr

Clean and sanitize auxiliary areas such as the Reverse Osmosis area. * Clean facility building ... Work Schedule: Weekdays, weekends, afternoon, evenings and overnight may be required. Overtime ...

Ecolab

Industry Technical Consultant

Boydton, VA · On-site

$135K - $203K/yr

Targeted accounts in the Data Center Industry * 50% or more overnight travel required Minimum ... systems, reverse osmosis, softeners * Professional Engineer or EIT * Recognized as an expert in ...

Ecolab

Industry Technical Consultant

Boydton, VA · Remote

$135K - $203K/yr

Targeted accounts in the Data Center Industry * 50% or more overnight travel required Minimum ... systems, reverse osmosis, softeners * Professional Engineer or EIT * Recognized as an expert in ...

Mark Anthony Group Inc.

Operator, Brewing

Columbia, SC · On-site

$16.25 - $21.25/hr

Filtration experience (centrifuge, reverse osmosis, etc.) experience - highly preferred ... Shift work including days, evenings, overnight shifts, and up to 12 hrs. * Overtime including ...

Refresco

Sanitation Technician

Tampa, FL · On-site

$15.50 - $19/hr

Clean and sanitize auxiliary areas such as the Reverse Osmosis area. * Clean facility building ... Work Schedule: Weekdays, weekends, afternoon, evenings and overnight may be required. Overtime ...

Flavor X

Be Seen First

Water Quality Technician

Concord, CA · On-site

$22 - $25/hr

Install, configure, and commission water filtration systems such as reverse osmosis units, water ... Frequent overnight travel as needed. * Field-based role requiring hands-on technical work in varied ...

Ecolab

Field Service Representative

Valparaiso, IN · On-site

$54K - $81K/yr

Optimization, monitoring and servicing of reverse osmosis and water softener systems Position ... Up to 5 % overnight travel What's Unique About This Role: * You'll work in a dynamic, hands-on ...

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Overnight Reverse Osmosis information

What is the difference between Overnight Reverse Osmosis vs Water Treatment Technician?

AspectOvernight Reverse OsmosisWater Treatment Technician
CredentialsCertifications in water treatment and reverse osmosis systemsCertifications in water treatment, EPA licenses
Work EnvironmentIndustrial plants, water purification facilities, often overnight shiftsWater treatment plants, industrial sites, fieldwork
Industry UsageSpecialized in operating and maintaining reverse osmosis systemsBroader role including various water treatment processes

Overnight Reverse Osmosis specialists focus on operating and maintaining reverse osmosis systems, often during overnight shifts in water treatment facilities. Water Treatment Technicians have a broader scope, handling multiple water purification methods. While both roles require similar certifications and work in water industry environments, Overnight Reverse Osmosis roles are more specialized in membrane filtration systems.

What does a reverse osmosis technician do?

A reverse osmosis technician installs, maintains, and repairs reverse osmosis water filtration systems. They troubleshoot equipment issues, perform system testing, and ensure water quality standards are met, often working with specialized tools and following safety protocols.
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Overnight Reverse Osmosis jobs near you
Infographic showing various Overnight Reverse Osmosis job openings in the United States as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.
Water Pretreatment Equipment Technician

Water Pretreatment Equipment Technician

HOH Water Technology

Wixom, MI • On-site

$28 - $34/hr

Full-time

Medical, Dental, Retirement, PTO

Posted 27 days ago

Job description

Job Type
Full-time
Description
HOH Water Technology is a leading, growing, third generation water treatment company celebrating 58 years of business! Our success is built on a commitment to excellence, innovation, and exceptional service to our customers. At HOH, we believe our people are the foundation of that success, and we look for individuals who align with our core values of Accountability, Creativity, Teamwork, and Service. We are passionate about Investing, Rewarding and Giving back for a lasting impact on our clients, coworkers and community.
We are seeking a responsible Pretreatment Equipment Technician, to provide preventative maintenance and service for the water treatment industry. This is a full-time role in Michigan. The ideal candidate will have 3-5 years' experience in pretreatment equipment.
What we offer:
  • Competitive Compensation: Hourly range $28-34 based on experience.
  • Comprehensive Benefits: Medical and Dental Insurance with generous employer contributions, HSA contributions ($1200 family/$800 Individual annually), 401K with company matching, 15 PTO Days/16 Paid Holidays (including extended holiday pay at the end of the year), Company Profit Sharing Bonus (budget projection for 2026, 3-4 weeks of additional pay) and more.
  • Company perks: Company laptop and company vehicle.
  • Engaging Culture: Our caring leadership and managers foster high engagement (4.69/5 Gallup Employee Engagement Q12 score) and we host team and company events.
  • Career Growth: Hands-on training, employee development, and continuing education reimbursement.

Duties and Responsibilities for Pretreatment Equipment Technician:
  • Perform scheduled and emergency service on water pretreatment equipment including:
    • Water softeners (single and twin alternating systems)
    • Reverse osmosis (RO) systems
    • Deionization (DI/EDI) systems
    • Carbon filtration systems
    • Chemical feed systems and disinfection systems
  • Schedule preventative maintenance
  • Execute preventive maintenance programs including:
    • Resin cleaning, replacement, and testing
    • Filter changes (cartridge, bag, and media filtration)
    • RO membrane cleaning, testing, and replacement
    • System sanitizations (PAA, chlorine, or approved chemicals)
    • Valve rebuilds and control head programming (Fleck/Clack/NXT2, etc.)
  • Diagnose and repair mechanical, hydraulic, and basic electrical/control issues
  • Conduct water quality testing:
    • Conductivity, TDS, chlorine, iron, pH, hardness testing
    • Document results and determine system performance status
  • Startup and commissioning of new systems:
    • Equipment installation verification
    • Programming controllers and setting regeneration cycles
    • Flow balancing and performance validation
  • Complete accurate service documentation:
    • Service reports (onsite or same-day completion required)
    • Parts used, labor notes, and system condition reporting
    • Make repair recommendations to customers and salesforce on equipment systems
  • Communicate effectively with customers:
    • Explain findings, recommendations, and system condition
    • Coordinate follow-up service or repair needs
  • Maintain tools, PPE, truck stock, and cleanliness

Requirements
Qualifications for Pretreatment Equipment Technician:
  • Basic mechanical and electrical aptitude.
  • Maintain up to date calendar on a daily, weekly, and monthly basis.
  • Good organizational skills.
  • Proficient use of Microsoft Word and Excel.

Physical Demands and Work Environment:
  • Must be able to lift 50-75 lbs regularly, occasionally up to 100 lbs with assistance
  • Frequent bending, kneeling, squatting, and working in confined mechanical spaces
  • Extended periods of standing and walking during service calls
  • Ability to climb ladders and work at elevated or tight access locations
  • Exposure to:
    • Chemicals (chlorine, peroxide, acids, sanitizers)
    • Wet environments, drain areas, and mechanical rooms
    • Noise, heat, and cold depending on facility conditions
  • Must be able to safely handle hoses, media (carbon/resin), tanks, and piping components
  • Manual dexterity required for valve rebuilds, tubing work, and control wiring adjustments
  • Ability to drive company vehicle for extended periods between job sites
  • Use proper PPE at customer job sites and when handling chemical products

Minimum Requirements:
  • Must pass a Human Performance Evaluation (HPE), Motor Vehicle Report (MVR) and Drug Screening
  • High School or GED Equivalent, Technical Degree or military service preferred.
  • Must be able to communicate in English and ability to read proficiently in English
  • Must be legally authorized to work in the U.S.
  • Must currently be 18 years of age
  • Overnight Travel may be required
  • Participate in on-call rotation for emergency service support

Experience:
  • Pretreatment: 3-5 years (Required)

License/Certification:
  • Driver's License (Required)

Work Location: On the road
Salary Description
$28-$34/hr

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