Administrative Assistant

Administrative Assistant

Salary

$46.85 - $56.92 Hourly

Location

Headquarters - 18480 Bandilier Cir, Fountain Valley, CA 92708, CA

Job Type

Full-time

Job Number

269

Department

Engineering

Division

Design

Opening Date

06/05/2026

Closing Date

6/19/2026 5:00 PM Pacific

• Description
• Benefits
• Questions

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, wed 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 Administrative Assistant.

Under direction, performs a variety of secretarial, specialized and technical office, and administrative support duties requiring thorough knowledge of assigned department, its procedures, and programmatic and operational details; participates in the preparation, monitoring and administration of assigned budgets, relieves assigned staff of clearly defined and delegated administrative or technical detail and performs administrative projects in support of assigned department; participates in the development and implementation of administrative policies, procedures, and programs; compiles data and prepares a variety of documents, reports, and correspondence; and performs duties as assigned.

Qualifications & Requirements

The successful candidate will possess the following:

1. High school diploma or G.E.D., supplemented by specialized training or coursework in secretarial, clerical, and administrative work, or a directly related field.

2. Three (3) years of work experience in clerical, specialized technical, programmatic support, secretarial, or administrative support work.

Desirable:

• Prior public sector work experience
• Strong computer skills including Microsoft Word, Excel, PowerPoint, Outlook and SharePoint
• Strong technical writing skills

Recruitment & Selection Process

Vacancies: 1

(an eligible list may be established for future vacancies)

Apply online at: www.ocsan.gov/careers/

APPLICATION FILING DEADLINE: Friday, June 19th, 2026, 5:00 P.M.

Hiring Salary Range: $46.85 - $51.65 /Hour

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

Supplemental Information

Physical Demands

• Mobility to work in a standard office setting and use standard office equipment, including a computer; this is primarily a sedentary office classification although standing in work areas and walking between work areas may be required; occasionally bend, stoop, kneel, reach, push, and pull drawers open and closed to retrieve and file information; ability to lift, carry, push, and pull materials and objects up to 35 pounds.
• Vision to read printed materials and a computer screen.
• 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 standard office equipment.

Environmental Elements

• Office environment with moderate noise levels, controlled temperature conditions, and no direct exposure to hazardous physical substances.
• 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 theJob Application Guide (Download PDF reader)(Download PDF reader)(Download PDF reader).

Employment is contingent upon successful completion of OC Sans 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.

Ten working days paid vacation after one year of service; eleven paid holidays and one floating holiday; sick leave; group life insurance; group disability insurance; group health insurance, dependent coverage available, including medical, dental, and vision, employee contribution is required; 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. Benefits are subject to the Board of Directors periodic determination (usually annually) and the meet and confer process, and are therefore subject to change. The District makes a generous contribution toward the cost of these 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.

• Yes, I understand.

02

Do you possess a high school diploma or G.E.D., supplemented by specialized training or coursework in secretarial, clerical, and administrative work, or a directly related field?

• Yes
• No

03

How many years of work experience in clerical, specialized technical, programmatic support, secretarial, or administrative support work do you possess?

• No Experience
• Less than 1 year
• More than 1 year but less than 3 years
• More than 3 years but less than 5 years
• More than 5 years but less than 7 years
• More than 7 years of experience

04

Please describe your experience providing clerical, specialized technical, programmatic support, secretarial, or administrative support work. If you dont have any experience in this area, please type N/A.

05

Please check the box(es) to indicate which administrative duties/responsibilities you have performed (check all that apply):

• Responding to questions/requests/inquiries from staff, vendors and/or the general public
• Dealing with difficult customers/vendors
• Maintaining a database
• Updating/Maintaining a SharePoint Site
• Maintaining financial records or monitoring divisional expenditures
• Participating in the budget preparation process
• Preparing purchase requisitions and processing invoices for payment
• Composing general correspondence
• Reviewing contracts/agreements for completeness and accuracy
• Proofreading documents for grammar, composition and spelling
• Maintaining calendars and scheduling meetings
• Preparing agendas
• Taking meeting minutes
• Making travel arrangements
• Establishing and maintaining filing systems
• None of the Above

06

Please describe any specialized training or coursework you possess in secretarial, clerical, and administrative work, or a directly related field. If none, please input N/A.

07

Which of the following best describes your proficiency with Microsoft Outlook?

• No Experience
• Beginner
• Intermediate
• Advanced

08

Which of the following best describes your proficiency with Microsoft Word?

• No Experience
• Beginner
• Intermediate
• Advanced

09

Which of the following best describes your proficiency with Microsoft Excel?

• No Experience
• Beginner
• Intermediate
• Advanced

10

Which of the following best describes your proficiency with Microsoft PowerPoint?

• No Experience
• Beginner
• Intermediate
• Advanced

11

Which of the following best describes your proficiency with maintaining and updating internal website/SharePoint pages?

• No Experience
• Beginner
• Intermediate
• Advanced

12

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.

• Yes, I understand.

Required Question

Employer Orange County Sanitation District