Wastewater Plant Operator III

North Texas Municipal Water; Wylie (TX); On-site; USD 65,000 - 90,000; Full time

Job summary

North Texas Municipal Water District (NTMWD) seeks a Wastewater Plant Operator III to operate, monitor, and maintain wastewater facilities and SCADA-enabled systems. You will mentor staff, coordinate maintenance, and ensure safety and regulatory compliance.

Qualifications include a high school diploma or GED, Texas Class B Wastewater License, 3 years of relevant experience, and a valid Texas driver’s license. The role requires flexible hours and teamwork in a large regional utility.

Qualifications

• Knowledge of wastewater treatment processes and compliance requirements.
• Ability to troubleshoot equipment and interpret results.
• Strong written and verbal communication skills.

Responsibilities

• Monitor operations and adjust to ensure compliant, efficient plant performance.
• Lead and mentor staff; uphold integrity, trust, respect, unity and safety.
• Coordinate maintenance; plan procedures for treatment assets and lift stations.
• Maintain logs/records; propose improvements for operations.
• Respond to emergencies; schedule repairs and remediation as directed.
• Follow safety policies and wear PPE as required.

Skills

Wastewater processes

Troubleshooting

Effective communication

Basic computer skills

Electrical knowledge

Mechanical knowledge

Education

High School Diploma or GED

Texas Class B Wastewater License

3 years wastewater experience

Valid Texas Driver's License

Job description

Posted Wednesday, July 29, 2026 at 5:00 AM

North Texas Municipal Water District (NTMWD) provides vital wholesale water, wastewater and solid waste management services to more than two million people who call North Texas their home. Our culture is deeply ingrained in our core values of Integrity, Trust, Respect, Unity, Service, and Teamwork (ITRUST). Our employees will tell you they feel a sense of purpose and have a daily opportunity to make a positive impact on the cities we serve by helping to provide services that their residents and businesses need to thrive. We offer an array of excellent benefits, including comprehensive health and wellness packages, generous paid time off, professional development opportunities, and a robust pension plan to help secure our employees’ financial future. If you are looking for a rewarding, long-term career where you can make a meaningful impact on the North Texas region, look no further than NTMWD!

Position Summary

Under the direction of a Lead Wastewater Plant Operator(s),and/or Plant Supervisor (depending on the size and scope of the facility), the Wastewater Plant Operator III performs and plans the operation, maintenance, and monitoring of wastewater facilities and associated systems including, but not limited to, headworks, liquids treatment, solids handling, odor control, structures, SCADA, and lift stations. This position performs a variety of work assignments to ensure asset condition, water quality, and health and safety standards are met or exceeded; and performs and/or supervises related work as required to ensure efficient and effective facility operations.

Job Responsibilities

• Monitors, analyzes, and adjusts facility operations through observation, collecting and testing samples, reading instrumentation, and using SCADA to ensure compliant and efficient operations.
• Trains, leads and mentors staff under the direction of Supervisors. Leads by example. Acts as a positive role model for facility employees. Encourages an environment of Integrity, Trust, Respect, Unity, Safety, and Teamwork.
• Notifies appropriate personnel of abnormal conditions, needed repairs and renewal. Coordinates with maintenance personnel on repairs. Plans, performs, and implements maintenance procedures for treatment assets and lift stations.
• Maintains thorough logs and records in both written and electronic form as required. Uses these records to suggest and implement ideas to improve the function and efficiency of various operations.
• Observes safety policies and guidelines as required by State statutes and as prescribed by NTMWD.
• Monitors the facility for any breaches of security and alerts appropriate law enforcement agencies and/or supervisors, as appropriate for the situation.
• Monitors systems and assets during emergencies and scheduled shutdowns. Troubleshoots, diagnoses, and reports problems. Responds to emergencies. Schedules and coordinates responses, repairs, clean-up, and remediation as directed.
• Cleans screenings and grit, clarifiers, filters, UV system, and other wastewater equipment and facilities.
• Maintains facility grounds and performs general housekeeping.
• Receives shipments, monitors unloading processes, checks shipment documents for accuracy, and ensures documents are submitted to appropriate personnel.
• Complies with applicable policies and procedures.
• Assumes the responsibilities of direct supervisor(s) and subordinates as required.
• Performs other duties

Job Requirements

Education & Experience:

• Possess a high school diploma or GED. An associate degree or trade certification is preferred.
• Maintain a Texas Commission on Environmental Quality Class B Wastewater Treatment Operator’s License.
• Possess minimum of three (3) years of experience in wastewater treatment or suitable relevant experience, as determined by NTMWD.
• Requires a valid Texas Driver’s License.

Knowledge, Skills & Abilities:

• Maintain knowledge of wastewater treatment processes, compliance requirements, operations and maintenance requirements, and reporting/record keeping; requirements, including the ability to troubleshoot wastewater equipment and processes and perform wastewater tests and interpret results.
• Must communicate effectively, both written and verbally, with supervisors, peers, and subordinates.
• Maintain basic computer skills, and electrical and mechanical knowledge.

Environmental and Physical Working Conditions

Driving a District vehicle for business will be required. Employees required to drive as part of their job duties are responsible for maintaining a current, valid, and vehicle - appropriate driver' s license of their resident state.

The duties and responsibilities are generally performed in a wastewater treatment environment. The position involves sitting (up to 6 hours per day), frequent standing, frequent walking, light to heavy lifting (up to 75 lbs.), light carrying, frequent bending and reaching, keyboarding, and telephone operation. It often requires an irregular work schedule and overtime hours. Specific physical conditions require frequent work with chemicals, tools, machinery, moving mechanical parts, etc.

The duties and responsibilities are performed both indoors and outdoors. Moderate to heavy exposure to sun, dirt, dust, pollen, odors, wetness, humidity, biological hazards, rain, temperature and noise extremes, hazardous materials and chemicals, machinery, moving mechanical parts, vibrations, electric currents, traffic hazards, and water hazards are common. Performs and reviews work at locations that involve hazardous environments requiring the physical ability to wear and work using personal protective equipment (PPE) that meet or exceed guidelines such as established by OSHA which may result in some physical discomfort due to temperature, dust, odors, chemicals and noise. The position may require work in confined spaces, on ladders and rooftops, and in adverse weather conditions with appropriate training.

The physical demands and work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.

• Perform functions requiring manual dexterity and precision movements, continuous or repetitive arm and hand movements, grasping movements, and occasional forceful exertion.
• Perceive/discriminate colors or shades of colors, sounds, odor, depth and visual cues or signals.
• Possess visual and muscular dexterity to operate a motor vehicle (including while towing portable equipment), equipment, hand tools, and a computer.

Thank you for considering a career with us! We value diversity, equal opportunity, and a positive work environment. We are committed to providing a rewarding and fulfilling career with opportunities for growth and development. If you are passionate about making a difference and contributing to a dynamic and growing organization, we want to hear from you.