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Water Quality Supervisor

Job in San Marcos, Hays County, Texas, 78666, USA
Listing for: City of San Marcos
Full Time position
Listed on 2026-07-17
Job specializations:
  • Engineering
    Environmental Compliance, Water Management, Environmental Engineer
Job Description & How to Apply Below

Water Quality Supervisor

Looking to protect public health and ensure clean, reliable water for your community? We might have the perfect opportunity for you! Join us and enjoy meaningful work supported by strong benefits and a culture built on Professionalism, Innovation, Customer Experience, Integrity, and Teamwork.

The Water Quality Supervisor leads the Water Quality Compliance Section to ensure the organization meets all regulatory standards for public drinking water and industrial wastewater permitting requirements. This role oversees daily operations, supports staff safety and performance, and maintains high-quality compliance documentation. By managing public inquiries and guiding team activities, the position plays a key role in protecting public health and strengthening the organization's commitment to environmental stewardship.

We offer a competitive compensation package, including medical, dental, vision, and life insurance; paid vacation, sick leave, and holidays; generous disability and paid leave options; and tuition assistance. The City participates in a 2:1 TMRS retirement match, helping you reach retirement eligibility sooner.

Essential Functions

The following list highlights the main responsibilities of this position. While it covers the core tasks, it may not include every duty that could be assigned. Employees may be asked to take on other responsibilities as needed to support the team and department.

  • Provides leadership to assigned staff by setting performance expectations, aligning workflow with Water Quality objectives, and supporting employee development through monitoring, coaching, and constructive feedback; may assume Manager duties in their absence.
  • Oversees the implementation of the City's TCEQ-approved drinking water monitoring plan, and Industrial Pretreatment Program to ensure consistent regulatory compliance.
  • Ensures the City's adherence to EPA and TCEQ regulations by reviewing, evaluating, and monitoring compliance across the Public Water System and Industrial Pretreatment Program.
  • Supports regulatory reporting by assisting in preparing TCEQ compliance reports and maintaining complete and accurate documentation for all EPA, TCEQ, and related inspections and audits.
  • Responds to regulatory notices and audit findings, coordinates corrective actions, and prepares required correspondence, including notices of violation for the Industrial Pretreatment Program.
  • Conducts field inspections of permitted Significant Industrial Users to ensure adherence to established requirements.
  • Collaborates with City departments to plan and execute water quality sampling activities, ensuring timely completion and alignment with approved programs.
  • Oversees the implementation of the Sewer Surcharge Program, including the review of sewer surcharge fees based on sampling data to ensure accuracy and timely processing.
  • Performs other related duties as assigned to support division and organizational goals.
Minimum Requirements &

Preferred Qualifications

Minimum Requirements

  • Bachelor's Degree from an accredited college or university with major course work in Chemical, Environmental, Biological Sciences or other related field of study.
  • Five (5) years of progressively responsible experience (sampling, planning, and/or coordinating) in regulatory compliance programs for TCEQ Public Water Supply and/or Industrial Pretreatment Program and/or NELAP Laboratory, including two (2) years in a lead or supervisory capacity.
  • TCEQ Licensing:
    Class C Water Distribution and Class II Wastewater Collections required within four (4) years.
  • Must possess a valid Texas Driver's License within 30 days of hire.

Preferred Qualifications

  • Twenty-four (24) hours of Chemistry or; graduation with a bachelor's degree from an accredited college or university with major course work in Microbiology, Biology, Chemistry or Environmental Sciences, including 16 semester hours of Biology or Microbiology and 16 hours of chemistry.
  • Experience conducting water quality analyses in the use of computerized analytical instrumentation.
  • Experience with quality assurance/quality control requirements for NELAP Laboratory.
  • Experience working with water quality sampling field equipment such as composite samplers, pH/conductivity multi-meters, and colorimeters (disinfection residual analyzers).
  • Experience collecting bacteriological and disinfection residual samples for public water supply and collecting wastewater samples from industrial and commercial wastewater dischargers.
  • Experience and/or GIS certification.
Competencies and Environment

Knowledge, Skills, and Abilities

  • Knowledge of water quality regulations, including EPA and TCEQ requirements, and related compliance programs.
  • Knowledge of planning, organization, and workflow coordination principles.
  • Skill in leadership, communication, and collaboration to support team performance and operational goals.
  • Skill in verbal and written communication for preparing reports, regulatory correspondence, and workplans.
  • Skill in basic computer…
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