Administrative assistant jobs in Westminster, CA and nearby (259 jobs)
Administrative assistant jobs within 25 miles of Westminster, CA. Nearby towns and cities are included. Distances are straight-line, not driving distances.
Counted
Hiring at a glance
View jobs- Open jobs
- 259
- Employers
- 171
Advertised starting pay
- Average starting payUSD / hour
- $24.00Across 116 listings
- Average starting payUSD / year
- $67,183Across 17 listings
Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.
Where work happens
- Remote
- 0%0 listings
- Hybrid
- 1%2 listings
- On-site
- 12%30 listings
Not specified: 88% (227 listings)
Employers hiring include Robert Half (12), Vaco (11), JLM Strategic Talent Partners (9).
Sources & calculation notes
These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.
Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.
Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count
About these jobs
Before you apply
Compare the office software, language skills and clerical experience requested in each ad. Job Bank lists secondary school and administrative training or previous clerical experience as typical requirements. Individual employers set their own criteria. Job Bank / Guichet-Emplois.
Guidance reviewed on September 16, 2026.
Based on the dated count above. Listings can change. How we count
Administrative assistant jobs in Westminster, CA and nearby
Within 25 miles
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Administrative Assistant - Sales
Ducommun
This role supports the senior leadership team by providing administrative assistance while also contributing to data analysis and reporting. The candidate will be responsible for managing…
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Administrative Assistant
Robert Half
We are looking for an Administrative Assistant to support daily office operations. This contract position is ideal for someone who enjoys keeping administrative processes organized,…
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Senior Administrative Assistant
BMO Bank N.A.
Performs a variety of administrative and clerical tasks, financial and human resources administration and provides professional support to one or more Managers and their direct reports. The…
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Administrative Assistant
Robert Half
A healthcare company is looking for an Administrative Assistant to support daily operations across multiple programs. This Administrative Assistant plays a key role in keeping…
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Administrative Assistant
Robert Half
We are looking for an experienced Administrative Assistant to join a collaborative office on a contract-to-permanent basis. This position supports daily office operations, provides a…
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Administrative Assistant I
Adecco US, Inc.
Adecco is currently assisting a local Customer in their Administrative Assistant in CARSON CA This is a great opportunity to further your existing skills Administrative Assistant you in…
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Administrative Assistant
AllianceBernstein LP.
Bernstein Administrative Assistants are client service professionals who exhibit drive, ambition, and exceptional communication and relationship-building skills, and who, in collaboration…
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Administrative Assistant
Partnered Staffing - Kelly Services
Kelly Services is currently recruiting for an Administrative Assistant to work closely with the global Retail Business and Shared Service teams for one of the world’s leading innovative…
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HEDIS Administrative Assistant
Healthcare Support Staffing
Are you an experienced HEDIS Administrative Assistant looking for a new opportunity with a prestigious healthcare company? Do you want the chance to advance your career by joining a rapidly…
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Administrative Assistant
Good Seed Community Development Corp
The Administrative Assistant is a member of the Good Seed team, supporting the achievement of the mission: Helping youth grow and thrive! The Administrative Assistant will contribute to…
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Administrative Assistant
Good Seed Community Development Corp
The Administrative Assistant is a member of the Good Seed team, supporting the achievement of the mission: Helping youth grow and thrive! The Administrative Assistant will contribute to…
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Administrative Assistant (Substitute) (SC - ISTI)
South Orange County Community College District
May receive technical training and work direction from an academic bargaining unit program supervisor, an executive assistant, or a higher-level administrative assistant.
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Receptionist/Administrative Assistant
Canyon Pain and Spine
We are looking for a Receptionist/Administrative Assistant to be the first point of contact for patients and visitors at our healthcare clinic. You will manage front desk duties, assist…
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Administrative Assistant
PDS Defense
We have an outstanding Contract position for an Administrative Assistant- Aviation/Aerospace Industry to join a leading Company located in the Carson, CA surrounding area.
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Administrative Assistant
Behavioral Health
At 360 Behavioral Health, our Administrative Assistants play a key role in helping our clinicians, leaders, and staff succeed while ensuring exceptional care for the individuals we serve.…
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Administrative Assistant
TAD PGS, Inc.
We have an outstanding Contract position for an Administrative Assistant- Aviation/Aerospace Industry to join a leading Company located in the Carson, CA surrounding area.
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Administrative Assistant
Lincoln Property Company through LinkedIn
The Administrative Assistant position reports directly to the CAS Advisory & Transactions Operations Lead and will provide day-to-day management of key processes, including operational…
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Administrative Assistant I
PDS Defense
PDS Defense, Inc. is seeking an Administrative Assistant I, in Carson, CA.
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Administrative Assistant
Vaco LLC
Our client, a well-established company in the real estate industry, is seeking a polished and professional Administrative Assistant to support their office and operations team. This is a…
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Administrative Assistant
Robert Half
A company in West LA is seeking a detail-oriented Administrative Assistant to join their team on a temp-to-hire basis. This role is ideal for someone who enjoys supporting day-to-day office…
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Administrative Assistant for Speech Therapy Office
Be Heard Speech Therapy
Must have a flexible and positive attitude with a desire to learn
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Human Resources Administrator
Curtin Maritime
The Human Resources Administrator will provide administrative support to the People Services Department, ensuring smooth execution of onboarding, offboarding, employee relations, benefits,…
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Administrative Assistant
Robert Half
We are looking for a dependable Administrative Assistant to support daily office operations in California. This contract opportunity has the potential to become permanent and is ideal for…
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Senior Administrative Assistant
Robert Half
We are looking for a highly organized Senior Administrative Assistant to provide dedicated support to senior leadership in Irvine, California. This Long-term Contract position is ideal for…
