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Ro Plant Operator Jobs (NOW HIRING)

Relief Operator III

Crescent City, CA

$21.25 - $28.75/hr

The RO III ensures consistent product quality by actively monitoring processing parameters ... General Lactose Plant Duties: * Operates equipment involved in lactose production, including ...

Water Process Operator

Athens, GA · On-site

$50K - $70K/yr

... plant. Operators Responsibilities : Process Water . Candidate must have the ability to utilize ... Perform regular disinfection routine of RO and Filtered water lines · Monitor and maintain UV ...

In accordance with the plant operating license, approved procedures, and management expectations ... For an RO Upgrade or Direct SRO, must meet the eligibility requirement of current INPO ACAD 12 ...

In accordance with the plant operating license, approved procedures, and management expectations ... For an RO Upgrade or Direct SRO, must meet the eligibility requirement of current INPO ACAD 12 ...

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Ro Plant Operator information

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How much do ro plant operator jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for ro plant operator in the United States is $22.37, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $25.24 per hour, depending on experience, location, and employer.

Is a water treatment plant operator a hard job?

A water treatment plant operator is responsible for monitoring and controlling equipment to ensure safe water quality, which requires technical skills, attention to detail, and adherence to safety protocols. The job can involve shift work, troubleshooting, and operating complex machinery, making it physically and mentally demanding at times.

What are the key skills and qualifications needed to thrive in the Ro Plant Operator position, and why are they important?

To thrive as an RO Plant Operator, you need a solid understanding of water treatment processes, chemistry, and mechanical systems, usually supported by a diploma or technical certification in water treatment or a related field. Familiarity with SCADA systems, water quality monitoring instruments, and routine maintenance tools is often required. Strong attention to detail, problem-solving abilities, and effective communication skills help operators manage operations and coordinate with team members. These skills are vital to maintain water quality standards, ensure efficient plant performance, and respond quickly to any operational issues.

How much do water treatment operators make?

Water treatment operators, including those who operate reverse osmosis (RO) plants, typically earn a median annual salary of around $45,000 to $55,000. Salaries can vary based on experience, certifications, and location, with some operators earning over $60,000 in higher-paying regions or with advanced skills.

What are some common challenges faced by an RO Plant Operator and how are they handled?

RO Plant Operators often encounter challenges such as membrane fouling, pressure fluctuations, or changes in feed water quality, which can affect system performance. Addressing these issues typically involves regular equipment maintenance, monitoring water parameters closely, and making prompt adjustments as necessary. Operators also work as part of a team to troubleshoot complex problems and may collaborate with engineers or maintenance staff for repairs. Staying vigilant and proactive is key to maintaining smooth plant operations and meeting regulatory standards.

What is an RO Plant Operator job?

An RO (Reverse Osmosis) Plant Operator is responsible for operating, monitoring, and maintaining reverse osmosis water treatment systems. Their duties include checking system performance, conducting routine maintenance, ensuring water quality standards are met, and troubleshooting issues. They also handle chemical dosing, filter replacements, and documentation of operational data. The operator plays a crucial role in ensuring clean and safe water production for industrial, municipal, or commercial use.

Where do water treatment operators make the most money?

Water treatment operators tend to earn higher salaries in regions with a higher cost of living and greater industrial activity, such as urban areas or states with strong environmental regulations. Salaries can also increase with experience, certifications, and working in specialized or large-scale treatment facilities.
More about Ro Plant Operator jobs
What are the most commonly searched types of Ro Plant Operator jobs? The most popular types of Ro Plant Operator jobs are:
What states have the most Ro Plant Operator jobs? States with the most job openings for Ro Plant Operator jobs include:
Infographic showing various Ro Plant Operator job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $46,521 per year, or $22.4 per hour.
Relief Operator III

Relief Operator III

Sartori

Crescent City, CA

$21.25 - $28.75/hr

Full-time

Re-posted 2 days ago


Sartori Cheese rating

5.1

Company rating: 5.1 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

356th of 396 rated food and drinks producers


Job description

SUMMARY

The Relief Operator (RO) III – Powders is responsible for the safe, efficient, and sanitary operation of equipment used in lactose and whey protein concentrate (WPC) processing. This includes, but is not limited to, separators, heat treatment systems, filtration units, crystallizers, decanters, dryers, and evaporators. The RO III ensures consistent product quality by actively monitoring processing parameters, adjusting controls as needed, and performing routine maintenance and sanitation tasks. All work must be completed in accordance with standard operating procedures (SOPs), safety guidelines, and quality assurance standards to support optimal production performance and regulatory compliance. 

Schedule: Two shift options are available:

  • 1st Shift: 3:00 AM – 3:00 PM
  • 2nd Shift: 3:00 PM – 3:00 AM

Both shifts operate on a rotating 2-2-3 schedule. Please indicate on your application which shift you prefer, or note if you are flexible and available to work either shift.

ESSENTIAL DUTIES AND RESPONSIBILITIES include the following.  Other duties may be assigned.

General Lactose Plant Duties:

  • Operates equipment involved in lactose production, including crystallizers, decanters, evaporators, and bagging systems.
  • Monitors flow rates, pressure, temperature, and other critical parameters throughout the lactose process.
  • Troubleshoots operational issues and reports or resolves minor mechanical faults.
  • Ensures raw materials and consumables are available and properly staged.
  • Monitors product levels, temperatures, and flow in whey tanks, balance tanks, cream tanks, and the RO system; accurately records data on production logs.
  • Performs routine sanitation of all whey plant equipment in accordance with cleaning schedules, documents cleaning procedures per regulatory and company standards.
  • Complies with all company policies related to Safety, Good Manufacturing Practices (GMP), and Hazard Analysis and Critical Control Points (HACCP).
  • Immediately reports any food safety or quality concerns to supervisors or authorized personnel.
  • Trains new team members in lactose plant duties, operating procedures, and safety protocols.

Dryer Operation:

  • Operates and monitors lactose dryers (spray dryer, fluid bed, or other) to ensure optimal drying parameters are maintained.
  • Adjusts temperature, airflow, and feed rates as needed to ensure consistent product moisture and quality.
  • Conducts regular visual inspections to identify issues such as buildup, clogging, or abnormal noise/vibration.
  • Collects and test in-process samples for moisture, particle size, and purity.
  • Performs cleaning-in-place (CIP) and manual cleaning procedures on the dryer and auxiliary systems as required
  • Controls the reverse osmosis (RO) and polisher systems to produce high-quality concentrated whey, adjusting flow rates, pressure, and temperature as needed; directs product to appropriate storage tanks and conducts in-process testing.
  • Manages whey plant cleaning chemicals, maintains proper inventory levels, and assists with receiving and storage of incoming chemical deliveries.

General WPC Plant Duties:

  • Operates equipment involved in whey protein concentrate production, including separators, heat treatment, filtration, evaporators, and bagging systems.
  • Monitors flow rates, pressure, temperature, and other critical parameters throughout the WPC process.
  • Troubleshoots operational issues and report or resolve minor mechanical faults.
  • Ensures raw materials and consumables are available and properly staged.
  • Monitors product levels, temperatures, and flow in whey tanks, balance tanks, cream tanks, and the RO system; accurately records data on production logs.
  • Performs routine sanitation of all whey plant equipment in accordance with cleaning schedules, documents cleaning procedures per regulatory and company standards.
  • Complies with all company policies related to Safety, Good Manufacturing Practices (GMP), and Hazard Analysis and Critical Control Points (HACCP).
  • Immediately reports any food safety or quality concerns to supervisors or authorized personnel.
  • Trains new team members on WPC plant duties, operating procedures, and safety protocols.

General Responsibilities:

  • Trains and mentors other team members in all powders techniques and safety practices.
  • Responsible for promptly identifying and reporting process or equipment issues and malfunctions to ensure timely resolution and continuity of operations.
  • Assists in managing ingredients and supply inventory; notifies supervisors of shortages.
  • Assists maintenance with preventive maintenance procedures.
  • Performs autonomous maintenance procedures and master sanitation procedures as assigned.
  • Participates in internal audits, inspections, and continuous improvement projects.
  • Adheres strictly to company safety policies and wear required PPE at all times.

DIRECT REPORTS

While this job has no direct supervisory responsibilities, this person may be required to direct the work of one or more people while performing one or more of the listed relief positions. 

QUALIFICATIONS

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

EDUCATION AND EXPERIENCE

  • High school diploma or equivalency is required (GED).
  • 3+ years of food manufacturing experience desirable, operator experience preferred. 
  • 1 year of Cheese-making experience is desirable.

OTHER KNOWLEDGE, SKILLS, AND ABILITIES

  • Alignment with Company Values: Demonstrates behaviors and values that reflect the company’s culture. Sartori’s core values are family, commitment, authenticity, ingenuity, integrity, and humility.
  • Adaptability: Responds positively to change and adjusts effectively to added information, evolving priorities, and shifting circumstances.
  • Attention to Detail: Maintains a high standard of accuracy and thoroughness in all work activities.
  • Decision Making: Evaluates all options and determines the best option for success.
  • Effective Communication: Clearly and respectfully conveys information and ideas to team members across various platforms and situations.
  • Reading and Comprehension: Understands and applies work instructions and documentation to perform tasks accurately and efficiently.
  • Resourcefulness: Adapts to obstacles by identifying alternative paths or creative solutions to complete tasks and meet goals.
  • Self-Motivation: Takes initiative and demonstrates a strong internal drive to perform without constant supervision.
  • Teamwork: Collaborates effectively within diverse teams to achieve shared goals; supports and respects fellow team members.

CERTIFICATIONS

  • High Temperature Short Time (HTST) Operator license must be attained within nine months of hire.
  • Bulk Milk Weigher / Sampler License

 ADDITIONAL INFORMATION

 WORK LOCATION:

This is an onsite position located at our Crescent City Creamery located in Crescent City, CA.

TRAVEL REQUIREMENTS

Occasional travel may be required to meet the needs of the business (less than 10%). A valid driver’s license is required.  

PHYSICAL DEMANDS

The physical demands described here are representative of those that must be met by a Team Member to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. 

While performing the duties of this job, the Team Member is regularly required to use hands to finger, handle or feel. The Team Member frequently is required to stand, walk, reach with hands and arms, climb or balance on equipment/ catwalks, and stoop, kneel, crouch, or crawl. The Team Member is occasionally required to sit and talk or hear. The Team Member must regularly lift and/or move up to 55 pounds and maneuver barrels of chemicals weighing up to 550 lb. using a two-wheeled barrel dolly. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.

WORK SETTING / ENVIRONMENT

The work environment characteristics described here are representative of those a Team Member encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the Team Member is often exposed to extreme, non-weather-related heat, wet and/or humid conditions as well as occasional exposure to outside weather. The Team Member is often exposed to hazards such as moving mechanical parts; high, precarious places such as dryer chambers, catwalks, toxic and/or caustic chemicals used for cleaning. The Team Member is occasionally exposed to fumes or airborne particles and minimal risk of electrical shock. Due to the usually very loud noise levels, ear protection is required.

The above statements are intended to describe the general nature and level of work being performed by Team Members assigned to this work.  This is not an exhaustive list of all duties and responsibilities. Sartori Company reserves the right to amend and change responsibilities to meet organizational, and business needs as necessary.

The pay range for this role is $26.50 to $33.12 per hour.  Sartori considers several factors when extending an offer of employment, including but not limited to: education/training, work experience, knowledge, skills and abilities, responsibilities of the position, internal pay equity, as well as market and business considerations

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