Environmental Supervisor (Source Control)

Orange County Sanitation District; Fountain Valley (CA); On-site; USD 173,000 - 190,000; Full time

Job summary

Orange County Sanitation District in California is seeking an Environmental Supervisor to lead the Source Control program. You will supervise inspectors, coordinate pretreatment activities, and ensure compliance with federal and OC San policies.

The role requires a CWEA certification, a science degree, and a CA driver’s license, with responsibilities spanning inspections, investigations, and enforcement actions across field and office settings.

Qualifications

• Bachelor’s degree in a science field from an accredited college or university.
• Six years of progressive environmental compliance/regulatory monitoring experience; two years in lead or supervisory role.
• Valid CWEA Grade III or higher Environmental Compliance Inspector Certification.
• Valid California Driver’s License.

Responsibilities

• Plan, assign, supervise, review, and evaluate staff in source control and pretreatment.
• Set priorities for inspections, monitoring, sampling, and regulatory activities.
• Oversee inspections of significant industrial users and other facilities.
• Ensure compliance with 40 CFR Part 403 and local ordinances and permits.
• Coordinate sampling, QA/QC, and field investigations; manage emergency responses.
• Lead enforcement actions and liaise with regulatory and legal teams.
• Develop budgets, staffing plans, and program improvements.

Skills

Staff supervision

Industrial pretreatment

Regulatory compliance

Leadership

Investigations

Education

Bachelor’s degree in science or related field

CWEA Environmental Compliance Inspector Certification (Grade III+ or higher)

California Class C Driver’s License

Job description

What do you value in your next job?

At the Orange County Sanitation District our Core Values form the framework of our organization and reinforce our professional work ethic. If the following values ring true with you, we’d love to invite you to explore our career opportunities further.

Integrity, Inclusion, Honesty, and Respect

We aspire to the highest degree of integrity, inclusion, honesty, and respect in our interaction with each other, our suppliers, our customers, and our community. We strive to demonstrate these values in our actions, commitments, and service.

Leadership, Teamwork, and Problem Solving

We lead by example, acknowledging the value of our resources and using them wisely to achieve our mission. We strive to reach OC San goals through cooperative efforts and collaboration with each other and our constituencies. We work to solve problems in a creative, cost-effective, and safe manner, and we acknowledge team and individual efforts.

Customer Service, Transparency, and Accountability

We are committed to acting in a timely, accurate, accessible, and transparent manner through excellent customer service. We are committed to act in the best interest of our internal and external stakeholders.

Resiliency, Innovation, and Learning

We continuously develop ourselves, enhancing our talents, skills, and abilities. We recognize that only through personal growth and development will we progress as an agency and as individuals.

Safety

We are committed to providing a safe work environment. We will demonstrate leadership, promote individual accountability, and participate actively in the advancement of our health and safety practices.

Environmental Supervisor (Source Control)

Under general direction, supervises, assigns, reviews, and participates in the work of staff in an assigned section of the environmental sciences laboratory and/or staff responsible for environmental compliance and regulatory efforts regarding ocean monitoring, source control, regulatory resources, environmental audits, air quality, water quality, and/or biosolids management; ensures work quality and adherence to established policies and procedures; performs the most technical and complex tasks relative to assigned areas of responsibility; and performs duties as assigned.

Specifically, under the general supervision or direction of the Resource Protection Division (RPD) Manager, this Environmental Supervisor supervises, reviews, and participates in the work of professional, technical, and administrative support in both office and field settings. The Environmental Supervisor leads activities within the assigned areas of environmental science and non-industrial source controls, including compliance and regulatory efforts related to discharges to OC San’s sewer systems, regulatory resources, environmental audits, water quality, and reuse initiatives such as GWRS recycled water and biosolids.

This position ensures that work meets established policies and procedures, performs the most technical and complex assignments in the area of responsibility, and carries out related work as required. With significant accountability and decision-making responsibilities, the Environmental Supervisor oversees and coordinates the day-to-day administration of the Source Control Environmental Pretreatment Program while providing professional-level support to the Division Manager and department Director.

This position requires the technical and leadership experience needed to guide a team responsible for pretreatment inspections, monitoring sampling, investigations, enforcement, and other source‑control activities, as well as the administration of non-industrial source control programs. These responsibilities include industrial, commercial, and non-industrial wastewater inspections; wastewater collection system monitoring; sampling and quality assurance; industrial pretreatment system evaluations; compliance investigations; special studies; emergency response; waste hauler permitting and enforcement; and non-industrial source control programs involving fats, oils, and grease, dental amalgam, dry‑weather urban runoff, and other emerging or nontraditional pollutant sources.

In addition, this Environmental Supervisor ensures assigned activities comply with OC San ordinances, wastewater discharge permits and other control mechanisms, OC San’s approved Pretreatment Program (40 CFR Part 403), applicable categorical pretreatment standards and other federal, state, and local requirements, and established OC San ordinances, policies and procedures.

The Environmental Supervisor should possess subject matter expertise to effectively oversee the team, direct work, and manage performance while serving as a technical resource for skilled staff and OC San.

The responsibilities of the Environmental Supervisor include, but are limited to:

• Plans, assigns, supervises, reviews, and evaluates the work of source control inspectors, environmental specialists, environmental technicians, and other assigned staff.
• Establishes inspection, monitoring, sampling, investigation, and program priorities consistent with OC San’s approved pretreatment program and regulatory requirements.
• Evaluates staffing workloads to assign routine inspection and monitoring and other relevant tasks.
• Oversee inspections of significant industrial users, categorical and non-categorical industrial users, and other permitted industrial and commercial facilities.
• Ensures compliance with 40 CFR Part 403, applicable federal categorical pretreatment standards, OC San ordinances, wastewater discharge permits, and established policies and procedures.
• Oversee wastewater sampling and monitoring activities, including grab and composite sampling, trunk‑line monitoring, investigative sampling, flow monitoring, field instrumentation, chain‑of‑custody procedures, and sampling quality assurance and quality control.
• Reviews compliance reports, inspection reports, sampling results, laboratory data, and field observations to identify potential violations and determine appropriate follow‑up actions.
• Directs investigations of unauthorized discharges, spills, slug discharges, treatment‑system bypasses, unusual pollutant concentrations, and other potential violations.
• Evaluates industrial wastewater pretreatment systems and ensure inspectors properly assess facility processes, wastewater sources, pretreatment equipment, sampling locations, and discharge practices.
• Reviews enforcement recommendations, coordinate compliance inspections, issue field notices of violation, and elevate enforcement actions not limited to Notice of Violations and compliance letters in coordination with the Permit Enforcement group.
• Oversees non‑industrial source control and wastehauler programs.
• Coordinates responses to industrial spills, unusual discharges, collection‑system impacts, and other environmental emergencies in collaboration with first responders.
• Trains, mentors, and develops staff on federal pretreatment requirements, industrial processes, wastewater treatment systems, sampling and investigations, enforcement report writing, and field safety.
• Coordinates with OC San’s engineering, enforcement, laboratory, operations, collections, and legal teams, Orange County District Attorney’s Office, first responders, the U.S. Environmental Protection Agency, State Water Resources Control Board, and the Regional Water Quality Control Board.
• Assists with the development of program budgets, staffing plans, equipment requirements, service contracts, standard operating procedures, and program improvements.

Requirements:

1. Bachelor’s degree from a college or university accredited by the U.S. Department of Education, with major coursework in a science or a related field.
2. Six (6) years of progressively responsible work experience in environmental compliance and regulatory monitoring; wastewater management; environmental protection program; and/or performing advanced physical, chemical, microbiological, and biological preparation and analysis in a laboratory, which may include two (2) years of lead or supervisory experience.
3. Possess a valid Grade III or higher Environmental Compliance Inspector Certification from the California Water Environment Association (CWEA).
4. Possess a valid California Class C Driver’s License.

Desirables:

• Extensive experience in industrial pretreatment and source control in accordance with 40 CFR Part 403.
• Supervisory experience leading inspectors, technicians, and environmental compliance staff.
• Strong knowledge of industrial processes, pretreatment systems, sampling procedures, and enforcement practices.
• Experience administering nonindustrial source control programs, including but not limited to FOG, dental amalgam, dry‑weather urban runoff, wastehauler programs and similar programs.
• Experience with a Pretreatment Management System.
• OSHA HAZWOPER 40‑Hour Certification.

Vacancies: 1

(an eligible list may be established for future vacancies)

APPLICATION FILING DEADLINE: Wednesday, November 18, 2026, 5:00 PM

Hiring Salary Range: $172,764.80 –$190,444.80/Year

(starting salary will be within this range based upon qualifications)

Physical Demands

• Mobility to work in a laboratory and standard office setting and use laboratory and standard office equipment, including a computer; standing in work areas and walking between work areas is required; occasionally bend, stoop, kneel, reach, push, and pull drawers open and closed to retrieve and file information.
• Mobility to work in the field at various OC San work sites, including traversing uneven terrain, climbing ladders, stairs, and other temporary access points; ability to operate a motor vehicle to travel to various OC San sites, projects, and/or meetings.
• When assigned to work on OC San’s marine vessel, must be capable of working in wet, unstable conditions, at times while the vessel is under way to the next sampling location.
• Perform light to medium physical work; standing in work areas and walking between work areas, within treatment plants, and in the field to conduct assigned work.
• Lift, carry, push, and pull materials and objects up to a weight of 51pounds, and occasionally up to 100 pounds, with the use of proper equipment and/or assistance from other staff.
• Vision to read printed materials and a computer screen.
• Vision to inspect and operate equipment.
• Hearing and speech to communicate in person and over the telephone.
• Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard or calculator and to operate laboratory and standard office equipment.
• Finger dexterity to operate and repair tools and equipment.

Environmental Elements

• Office environment with moderate noise levels, controlled temperature conditions, and no direct exposure to hazardous physical substances.
• Field work with exposure to loud noise levels, cold and hot temperatures, inclement weather conditions, road hazards, vibration, chemicals, mechanical and/or electrical hazards, hazardous physical substances and fumes, dust, and air contaminants.
• Employees may interact with upset staff and/or public and private representatives in interpreting and enforcing departmental policies and procedures.

Other Requirements

• Probationary Period: All OC San employees, except classifications considered “at‑will”, are subject to the probationary period provisions as specified in the applicable Memorandum of Understanding, policies, and/or resolutions. Employees who have not yet successfully completed their initial probationary period serve “at‑will” and may be released from employment without cause or recourse to any appeal or grievance procedures.
• Pre‑Employment: All employment offers are contingent upon successful completion of OC San’s pre‑employment process, which includes a background investigation, a physical examination, and a drug screen.
• Work Location Assignment: Employees will be assigned to a work location based on business needs which may be located at any/all of OC San locations; this work location may be changed at any time.

Disaster Service Workers

All OC San employees are designated Disaster Service Workers through state law (California Government Code Section 3100‑3109). Employment with the OC San requires the affirmation of a loyalty oath to this effect. Employees are required to complete all related training as assigned, and to return to work as ordered in the event of an emergency.

Other Information

For the full range of duties, responsibilities, and essential job functions please review the Classification Specification for this position found on our website.

Applicants must clearly demonstrate, through their application materials, that they meet the minimum requirements as outlined in the job announcement and class specification to receive further consideration. However, meeting the minimum requirements does not guarantee an interview. All properly completed applications will be reviewed, and the most appropriately qualified individuals will be invited to continue in the selection process.

False statements may be cause for disqualification, removal from the eligible list, or discharge from employment. All statements made on applications are subject to investigation and verification.

To ensure your application is accurate and complete, please review the Job Application Guide.

Employment is contingent upon successful completion of OC San’s pre‑employment process, which includes a background investigation and a physical examination. For some positions, this may include a drug screen. False statements may be cause for disqualification, removal from the eligible list, or discharge from employment. All statements made on applications are subject to investigation and verification.

Reference Checks will be conducted by OC San to verify employment related information for all potential employees once a contingent job offer is made during the background investigation process. This is done to ensure that individuals who join OC San are well qualified and have a strong potential to be successful in their employment. The extent of the inquiry will depend on the position being applied for, but will at least include:

• Verification/Reference from current and past employers
• Confirmation of necessary licenses, certificates, and degrees.

Please have all necessary documentation ready. Additional inquiries may be necessary depending on the position for which you are applying. Human Resources will also schedule a post‑offer physical examination once a job offer has been made.

OC San only accepts applications submitted via our online application system. Applications submitted via mail, fax or email will not be accepted.

The provisions of this announcement do not constitute an expressed or implied contract. Any provision contained in this announcement may be modified or revoked without notice.