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Trilon Group

Senior Water Treatment Operator (Class III)

Monroe, Louisiana, US

Trilon Group is hiring a Senior Water Treatment Operator (Class III) in Monroe, Louisiana, US. Posted October 16, 2026.

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Job at a glance

Company
Trilon Group
Location
Monroe, Louisiana, US
Workplace
On-site
Employment
Full-time
Sector
Operations & Manufacturing
Posted
October 16, 2026
First scanned
October 16, 2026

About the job

Senior Water Treatment Operator (Class III)

Department: Water/Wastewater

Employment Type: Full Time

Location: Monroe, LA

Description

Waggoner Engineering, Inc. is seeking a Lead Operator to join our team in Monroe, LA. This role supports our continued growth and offers the opportunity to work on (or support) meaningful projects alongside a collaborative, experienced team. You’ll have the chance to build your career while contributing to impactful solutions across the communities we serve.

The Senior Water Treatment Operator operates the IWTP on an assigned shift and serves as Operator in Responsible Charge in the Lead Operator absence. Performs all duties of a Water Treatment Operator with minimal supervision and provides shift leadership across the wellfield, reverse osmosis trains, disinfection, storage, and pumping.

Key Responsibilities

  • Operates and monitors the wellfield, pressure sand filters, reverse osmosis trains, chemical feed, disinfection, storage, and pumping using the plant SCADA system, online instrumentation, and field rounds.

  • Interprets meters, analyzers, and process trends; calculates chemical feed rates and RO performance; and takes or directs corrective action when readings indicate a malfunction or abnormal condition.

  • Serves as Operator in Responsible Charge on assigned shifts and in the Lead Operator absence, within certification level.

  • Executes the Unit Process Control Procedures, Standard Operating Procedures, and Sampling and Analysis Plan; collects, analyzes, and documents water quality results for raw, RO feed, permeate, and finished water.

  • Runs Standby-Readiness exercises on wells, pumps, and RO trains; baselines start-up performance and documents readiness.

  • Performs and directs preventive and corrective maintenance on process equipment within operator scope; identifies work for the maintenance team through the CMMS.

  • Records data in operating logs and the CMMS or Owner-designated system; leads shift turnover and communicates conditions to the Lead Operator and oncoming shift.

  • Responds to process upsets and emergencies; participates in the 24 hour, 7 day on-call standby rotation supporting the one-hour emergency response requirement.

SUPERVISORY RESPONSIBILITIES

  • Coordinates the day-to-day activities of operators and seasonal operations staff on assigned shifts as directed by the Lead Operator.

What you'll need

  • High school diploma or GED; applicable college coursework preferred.

  • Minimum three years of water treatment operating experience; reverse osmosis or membrane and groundwater experience preferred.

  • Knowledge of process mathematics, recordkeeping, and the use of mechanical tools, gauges, and valves.

  • Skill with SCADA, online instrumentation, laboratory equipment, chemicals, valves, and mechanical equipment.

  • Ability to read and interpret regulatory requirements, safety rules, O&M manuals, and procedures.

CERTIFICATES, LICENSES, AND REGISTRATIONS Holds or obtains a Louisiana Department of Health Class III certification in Water Treatment and Water Production, progressing toward Class IV, and is qualified to serve as Operator in Responsible Charge within certification level. If hired from out of state, obtains Louisiana certification within six months. Maintains the continuing education hours required each two-year cycle. Valid driver license required; operates a Waggoner-provided vehicle.

PHYSICAL DEMANDS Positions self to and moves about the plant, wellfield, and pump areas; stands for extended periods; bends, stoops, and climbs stairs, ladders, and platforms; and uses hands to handle, feel, and reach. Regularly moves items weighing up to 10 pounds and occasionally moves items weighing up to 50 pounds, using mechanical lifting aids for heavier loads. Requires close and distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.

WORK ENVIRONMENT Work is performed at the Meta RPL IWTP and across its six groundwater production wells, pressure sand filtration, reverse osmosis treatment trains, chemical feed and storage areas, disinfection systems, industrial water storage tanks, high-service pumping, and conveyance piping. The employee is regularly exposed to moving mechanical parts, pressurized piping and vessels, and treatment chemicals including sodium hypochlorite, antiscalant, and clean-in-place acids and caustics. Work occurs indoors and outdoors under North Louisiana weather, including extreme heat and severe weather, and may occur before sunrise or after sunset. Noise levels near pumps, blowers, and process equipment can be high. The role coordinates with Meta site personnel and other contractors performing simultaneous operations.

PERSONAL PROTECTIVE EQUIPMENT Regularly uses and wears safety glasses, hard hat, hearing protection, chemical-resistant and cut-resistant gloves, lockout/tagout locks, and steel-toed boots. Additional personal protective equipment may include a face shield or chemical splash goggles, chemical-resistant clothing, fall protection, and respiratory protection consistent with the site Health and Safety Plan and Meta safety requirements. This is a safety-sensitive and security-sensitive position requiring site badging and access control.

Why Join Our Team

We know work isn't only about what you do, it's also about who you work for and with! Waggoner Engineering provides a fun, family-friendly, and multicultural work environment that supports a work life balance, including:


  • WEI Incentive Program

  • Healthy Workplace Program

  • Employee Referral Bonus

  • Competitive Health Benefits

  • Career Development and Training

  • Flexible/Hybrid Schedule

  • Community Service Opportunities

Waggoner Engineering, Inc. is an Equal Opportunity Employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.

Pay Transparency

The base salary range for this role is indicated in the posting. This range reflects the company’s good faith estimate of the compensation for this position at the time of posting. Final compensation will be determined based on factors such as experience, skills, qualifications, internal equity, and geographic location.