Plant Operator I

City of Manvel; Manvel (TX); On-site; USD 33,000 - 36,000; Full time

Job summary

The City of Manvel is seeking a dedicated operator to perform O&M tasks for wastewater and groundwater treatment plants. You will read meters, collect samples, monitor SCADA-related data, and help ensure compliance with state and federal permits.

Requires a high school diploma or GED, a Texas Driver License, and relevant TCEQ certifications if available. This is a full-time, on-site role with exposure to outdoor conditions and physical tasks.

Qualifications

• High school diploma or GED required.
• Texas Driver License required.
• TCEQ Class C Wastewater certification preferred.
• TCEQ Class C Groundwater certification preferred.
• Two years of water and wastewater treatment experience preferred.

Responsibilities

• Operates and maintains wastewater and groundwater treatment facilities.
• Monitors readings, interprets data, and identifies equipment problems.
• Drives to job sites to oversee progress, quality, and safety.
• Collects samples, conducts tests, and ensures compliance with permits and regulations.

Skills

Interpersonal skills

Reading plans

Education

High school diploma or GED

Texas Driver License

TCEQ Class C Wastewater

TCEQ Class C Groundwater

Two years’ experience in Water/Wastewater

Job description

All applicants MUST submit an employment application

The City of Manvel offers an excellent benefits package including a voluntary ICMA 457 deferred compensation program, as well as membership in the Texas Municipal Retirement System (TMRS) with a 2:1 employer match. The City of Manvel pays all premiums for the employee’s Medical, Dental, Vision, long-term disability protection, and life & AD&D insurance.

The City of Manvel is an equal opportunity employer that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetics information, pregnancy, or any other protected characteristic as outlined by federal, state or local laws. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, compensation, benefits, training, and apprenticeship.

JOB SUMMARY

• Under direction of the Plant Operator II, Chief Plant Operator, and/or Utilities Superintendent or his/her designee
• Performs work related to the operation and maintenance (O&M) of wastewater/water treatment plants on a continuous basis
• Performs other related work as required

ESSENTIAL FUNCTIONS

• Performs tasks related to the operation & maintenance of activated sludge wastewater treatment facilities
• Performs tasks related to the operation and maintenance of groundwater treatment plants
• Takes daily readings at plants, interprets data to identify potential problems with equipment
• Responsible for daily cleaning of plant (clarifiers, office area etc.)
• Responsible for general grounds care of facilities (mowing etc.)
• Performs daily sampling of the water plant, and distribution system, checks chlorine residual
• Performs daily process control testing on wastewater samples, SV-30, DO, PH Chlorine etc.
• Helps Monitor Supervisory Control and Data Acquisition (SCADA) system
• Understands proper procedures, methods, and priorities
• Drives to various job sites to oversee progress, work quality, and safety practices
• Helps monitor industrial users for compliance with local, State, and Federal laws
• Helps enforce department rules and regulations
• Help prepare reports and documents for State, local, and Federal regulatory agencies
• Reads and comprehends written job instructions and plans
• Write reports by hand
• Uses good judgment to work safely and use equipment safely
• Lift and carries up to 100 pounds and pulls, pushes, or grabs up to 150 pounds of repair equipment or materials
• Climbs, crawls, kneels, squats, stoops, and bends repairing, installing City services
• Ability to walk long distances (up to 5 miles at a time while reading digital and dial meters)
• Hear clearly when working around equipment and in traffic, using proper safety precautions
• Works indoors and outdoors in extreme temperatures, including heat, cold, temperature swings, and inclement weather
• Some exposure to dust, fumes, and loud noises that are routinely encountered in maintenance operations, using proper safety precautions
• Perform maintenance activities
• Collect samples and perform tests as required to ensure facility is operated in strict compliance with all local, State, and Federal permits, rules, and laws
• Change chlorine cylinders and work with other chemicals

MARGINAL FUNCTIONS

• Serves in rotation with other operators for after-hours calls including weekends and holidays
• Communicates effectively and courteously with the public and other City employees
• Provide services to the general public when emergency conditions warrant it, either in preparation for, or as a reaction to, one or more disastrous events such as: a civil disturbance, hurricane, tornado, earthquake, flood, ice storm, fire, chemical accident including a hazardous material spill, possible public exposure to hazardous conditions, or other disasters which threaten the safety of the citizens

(Note: The examples of essential functions as listed in this class specification are not necessarily descriptive of any one position in the class. The omission of an essential function does not preclude management from assigning specific duties not listed herein if such functions are a logical assignment to the position.)

REQUIREMENTS

• Training and Experience:
  • High school diploma or GED
  • Texas Driver License
  • Certificates:
  • TCEQ Class C Wastewater
  • TCEQ Class C Groundwater
  • Two (2) years’ experience in all phases of Water and Wastewater Treatment preferred
• Knowledge, Skills, and Abilities:
• Knowledge of materials and equipment used in maintenance and construction
• Some knowledge of TCEQ rules and regulations for Public Water Systems (PWS), & Publicly Owned Treatment Works (POTW)
• Experience in reading plans, prints, and drawings
• General mechanic knowledge of motorized equipment
• Good interpersonal skills
• Water and Sewer: some knowledge of the water distribution systems and wastewater collection systems and the ability to locate main and service lines
• Some knowledge in the operation of groundwater wells and disinfection equipment preferred
• Some knowledge of the activated sludge process preferred
• Some knowledge of electrical equipment, motors and motor controls preferred
• Physical Requirements:
  • Some tasks involve the regular, and at times sustained, performance of heavier physical tasks such as walking over rough or uneven surfaces, bending, stooping, working in confined spaces, and lifting or carrying moderately heavy (20-50 pounds) items
  • Some tasks must be performed on top of Ground storage tanks at heights of 30’, must be comfortable with fall protection equipment, and climbing ladders
• Some tasks require exposure to adverse environmental conditions (e.g. dirt, cold, rain, fumes)
• Some tasks require exposure to extreme heat/cold or extreme weather
• Some tasks require exposure to strong odors and/or smoke
• Some tasks require exposure to strong and/or toxic chemicals
• Some tasks require exposure to dust or pollen
• Sensory Requirements:
  • Some tasks require sound perception and discrimination
  • Some tasks require odor perception and discrimination
  • Some tasks require depth perception and discrimination
  • Some tasks require visual perception and discrimination
  • Tasks require oral communication ability

Category Open Jobs Status Open Salary $24.00-$26.23 Per Hour Depending on Experience Posted November 9, 2026 Closing November 30, 2026 11:59 PM