| Location | Fountain Valley, CA |
| Salary | $172,764.80–$190,444.80 Per Year |
Environmental Supervisor (Operational Microbiology and Chemistry)
Salary
$172,764.80 - $210,017.60 Annually
Location
Headquarters - 18480 Bandilier Cir, Fountain Valley, CA 92708, CA
Job Type
Full-time
Job Number
153
Department
Environmental Services
Division
Environmental Laboratory
Opening Date
08/24/2026
Closing Date
9/8/2026 5:00 PM Pacific
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.
OC San is currently looking to fill the role of an Environmental Supervisor (Operational Microbiology and Chemistry).
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, the Environmental Supervisor leads the group whose work includes operational microbiology and chemistry. As a result, this section conducts the physical, chemical, and microbiological preparation and analysis of a variety of samples, including wastewater, semi-solids, solids, receiving water, sediments, and source control samples. This section is critical, because this team performs time-sensitive and mission-critical analytical analyses for regulatory compliance, treatment process control, and the pretreatment program. The team provides daily monitoring of all treatment processes at both OC San reclamation facilities and will be expected to resolve issues or inefficiencies and recommend corrective actions as needed. This position also oversees conventional and molecular microbiology developmental and monitoring projects. In addition, this position will manage projects to develop new methods, to project replacement schedules for laboratory instrumentation, to support process optimization and large district-level projects, and to ensure full compliance with OC San's Mission. The Environmental Supervisor should possess subject matter expertise to oversee the team, direct work, and manage performance while serving as a technical resource for skilled staff and OC San.
The Environmental Supervisor:
Qualifications & Requirements
Requirements:
Desirable:
A strong understanding of wastewater treatment and reclamation processes.
A good understanding of regulatory compliance for NPDES permits for ocean discharge.
Knowledge of other pertinent federal, state, and local codes, laws, and regulations governing laboratory practice.
A strong understanding of the laboratory methods and QA/QC elements related to chemical and microbiological testing in various matrices, including wastewater, ambient water, solids, air, and sediment.
Experience working in a NELAP-or California ELAP-accredited laboratory.
Possession of LabWare LIMS Administrator Level 1 certification.
Experience designing and implementing special projects related to supporting wastewater operations.
Recruitment & Selection Process
Vacancies: 1
(an eligible list may be established for future vacancies)
Apply online at: www.ocsan.gov/careers
APPLICATION FILING DEADLINE: Tuesday, September 8, 2026, 5:00 PM
(or until a sufficient number of qualified applications have been received)
Hiring Salary Range: $172,764.80 -$190,444.80
(starting salary will be within this range based upon qualifications)
Supplemental Information
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.
Vacation leave; eleven paid holidays and one floating holiday; sick leave; administrative leave; group life insurance; group disability insurance; group health insurance (employee contribution required), dependent coverage available, including medical, dental, and vision; a retirement* plan (Orange County Employees Retirement System) and the option of participating in a deferred compensation plan as well as other optional benefits. A credit union is available. Telecommuting (up to two days) depending on nature of the work, business need, and management approval. Benefits are subject to the Board of Directors periodic determination (usually annually) and the meet and confer process, and are therefore subject to change. OC San makes a generous contribution toward the cost of these benefits.
For more information on benefits, visit our website at https://www.ocsan.gov/about-us/jobs/employee-benefits
01
PLEASE READ. The information provided on the Supplemental Questions will be used in conjunction with your job application to determine whether you meet the qualification requirements. Failure to provide detailed and complete information may result in your application being rejected. Do not submit a resume in place of completing these Supplemental Questions. Education obtained outside the United States must be comparable to education earned at an accredited school in the United States. We reserve the right to request further information about your academic program, evidence of comparability, or an original transcript. Any information you submit may be verified. When applying for this position, I understand that I must thoroughly complete the Education and Work Experience sections of my application and the Supplemental Questions. This includes a detailed description of each position that I feel qualifies me for the job I am seeking. I have read the above statement and understand that failure to provide sufficient detailed information may result in my application being rejected. I also understand that I may not submit a resume in lieu of filling out the job application or answering the Supplemental Questions. However, I may attach a resume to the application to provide additional information.
02
Do you have a Bachelors degree from a college or university accredited by the U.S. Department of Education, with major coursework in a science, or a related field?
03
Which best describes your level of continuing education?
04
Please indicate what your major is for each degree you possess in the space below. If none, please input N/A.
05
Do you have 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?
06
If you answered "yes" to the question above, please briefly describe your experience. If no experience, list "N/A."
07
Briefly describe your work experience in operational microbiology and chemistry laboratory testing to support process control and compliance. If no experience, list "N/A."
08
Briefly describe your experience working in a CA ELAP- or NELAP-accredited laboratory. If no experience, list "N/A."
09
Briefly describe your education, experience, and types and depth of knowledge in molecular microbiology or molecular technology in general. If no experience, list "N/A."
10
Briefly describe your experience and depth of knowledge related to wastewater treatment and reclamation, particularly as they relate to environmental monitoring, NPDES Permit compliance, and data reporting. If no experience, list "N/A."
11
Briefly describe your experience in managing large interdisciplinary projects related to supporting wastewater operations, including planning resources, scheduling, and tracking budget. If no experience, list "N/A."
12
Briefly describe your experience with LIMS, including how you would use it in supervising the Operational Microbiology and Chemistry group. If no experience, list "N/A."
13
Are you in possession of or do you have the ability to obtain an appropriate, valid California Class C drivers license by time of appointment?
14
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. Click on the radio button below to acknowledge you understand these requirements.
Required Question
Employer Orange County Sanitation District