About the Department

Reposted: 5/4/2026

This position is responsible for supervising the day-to-day operations of a wastewater treatment plant and related infrastructure.

Position Duties

• Maintains maintenance and chemical analysis records; prepares logs, records, and reports, including required local, state, and federal reports; files reports with the state government per permit requirements.
• Ensures compliance with all state and federal permit requirements and regulations; develops and implements plant policies and procedures.
• Makes rounds of plants; reads gauges and meters; records readings; makes process adjustments.
• Oversees maintenance and repair on a variety of mechanical and electrical equipment, including pumps, motors, controllers, valves, charts, and plant instrumentation.
• Directs the installation of water and sewer taps.
• Directs the resolution of customer concerns or complaints.
• Directs the collection of samples; performs laboratory analysis to ensure that treatment facilities are operating efficiently; supervises and carries out corrective actions.
• Trains, assigns, supervises, evaluates, and disciplines personnel.
• Purchases equipment, materials, and supplies.
• Responds to or assists with after-hours emergencies when needed.
• Perform any other duties as assigned.

Knowledge, Skills, and Abilities

• Knowledge of department and county policies and procedures, and federal, state, and local laws and regulations. 
• Knowledge of wastewater treatment plant principles, operations, and equipment.
• Knowledge of chemistry, mathematics, and biology.
• Skill in the operation and maintenance of mechanical and electronic equipment.
• Skill in planning, organization, and decision-making.
• Skill in the supervision of personnel.
• Skill in oral and written communication.
• Ability to communicate orally and in writing in the  English language and orally in the Spanish language.

Minimum Qualifications

• Must have a high school diploma or GED from an accredited institution. 
• Must have at least ( 1 ) year of related work experience. 
• Possession of or ability to readily obtain an appropriate state-certified license for water or wastewater treatment or distribution, as appropriate.

Other Qualifications

Complexity/Scope of Work

• The work consists of varied administrative, supervisory, and technical duties. Strict regulations contribute to the complexity of the position.  
• The purpose of the position is to supervise the operation of a wastewater treatment plant. Successful performance helps ensure a clean and safe county environment.

Physical Demands/Work Environment

Occasionally

• Ascending or descending ladders, stairs, scaffolding, ramps, or poles.
• Moving oneself in different positions to accomplish tasks in various environments, including tight and confined spaces.
• Remaining in a stationary position, often standing or sitting for prolonged periods. 
• Moving to accomplish tasks or moving from one worksite to another.
• Adjusting or moving objects up to 50 pounds in all directions.
• Repeating motions that may include the use of wrists, hands, and/or fingers.
• Operating machinery and/or power tools.
• Operating motor vehicles or heavy equipment.
• Driving a County vehicle or a personal vehicle for County business.
• Working in low temperatures.
• Working in high temperatures.
• Working in outdoor elements such as precipitation and wind.
• Working in noisy environments.
• Working in hazardous conditions.
• Working in poor ventilation.
• Working in small and/or enclosed spaces.
• Working in adverse environmental conditions is expected.
• Sedentary work that primarily involves sitting/standing.
• Light work that includes carrying objects up to 20 pounds.
• Medium work that includes carrying objects up to 50 pounds.

• Communicating with others to exchange information.
• Assessing the accuracy, neatness, and thoroughness of the work assigned.

• Must possess a valid and current Texas driver's license.
• The Webb County Drug and Alcohol Policy applies to this position. Pre-employment drug and alcohol testing, a Motor Vehicle Record (MVR) check, and a criminal background check are required.
• This position is covered under Civil Service; however, all other Webb County policies apply.