123 Results for

Administrative Support Jobs in Irvine, CA

Jobs

New!

Irvine, CA1 day ago

$20–$31 Per Hour

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New!

Foothill Ranch, CA4 days ago

$23–$25

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.

Alhambra, CA30+ days ago

$20–$30 Per Hour
Full-time
Employee

AHMC provides management services to AHMC Anaheim Regional Medical Center with 223 beds, Garfield Medical Center with 211 beds, Greater El Monte Community Hospital with 115 beds, Monterey Park Hospital with 102 beds, San Gabriel Valley Medical Center with 273 beds, Seton Medical Center with 357 beds, Seton Medical Center Coastside, a 116-bed skilled nursing facility, and Whittier Hospital Medical Center with 172 beds. The Administrative Assistant provides administrative support to the Senior Executive Vice President and the Corporate team in performing diversified administrative functions, which includes the maintenance of confidential records.

New!

Whittier, CA5 days ago

Work with the Field Service Manager to ensure the Field Service Engineers have the necessary instructions on fieldwork requirements prior to arriving at the customer site. * Order needed work equipment, tools and handled the administrative portion of maintaining, ordering, and retrieving Fleet vehicles.

New!

San Juan Capistrano, CA5 days ago

The Medical Assistant supports daily clinic operations through a combination of clinical and administrative responsibilities, including direct patient care, front office duties, and back office support. If you’re looking for a Medical Assistant job with career growth, mentorship, and meaningful patient impact, apply today and start building your future with Paloma Medical Group.

Irvine, CA7 days ago

$23–$25 Per Hour
Full-time
Employee

After making a conditional offer and running a background check, if we are concerned about conviction that is directly related to the job, applicants will be given the chance to explain the circumstances surrounding the conviction, provide mitigating evidence, or challenge the accuracy of the background report. Our recent expansion, with new offices in the Dominican Republic, Jakarta, and the Philippines, underscores our growing global presence and ability to offer world-class technology solutions.

New!

Brea, CA4 days ago

$23–$25

New!

Brea, CA4 days ago

$25–$25

New!

Chino Hills, CA5 days ago

Spectrum Center Schools and Programs, a growing, dynamic organization with a social mission to offer hope, is seeking an AssistantProgram Director to join our award-winning Special Education team and perform meaningful work in a culture that welcomes innovation, encourages creative expression and offers limitless potential for personal and professional satisfaction! Spectrum Center Schools and Programsis a division of ChanceLight Behavioral Health, Therapy, & Education, the nation’s leading provider of alternative and special education programs for children and young adults.

New!

Hollywood, CA1 day ago

$36.78–$41.02 Per Hour

Preparing and maintaining all payroll-related functions, assisting with company benefits administration along with supporting the HR Director as administrative support. Processing electronic timesheets in Paylocity for all staff and transmitting data electronically to Payroll Service.

Riverside, CA30+ days ago

Full-time

Knowledge of: Principles of administration, organization and management necessary to analyze and evaluate operations, services and programs; principles and practices of fiscal management and/or budgetary control; grantsmanship; basic elements of supervision; and/or contract monitoring. Riverside County Department of Facilities Management provides property management and operations services for county owned and leased facilities throughout the 7,200 square miles of Riverside County and over 14 million square feet of space.

Corona, CA30+ days ago

Additionally, you will quickly resolve issues such as out-of-stock items, backorders, or delivery delays by working with vendors and internal teams to find solutions that keep projects moving on schedule. Enter sales orders, purchase orders, acknowledgments, change orders, and quotes in BisTrack throughout the day, with 98% being processed the same day.

New!

Ontario, CA4 days ago

$47,100.93–$55,000 Per Year

With the opportunity to initially earn up to 20 days annually plus parental leave, paid holidays, celebration day, life leave (40 hours/year), bereavement leave, and community service/education support days, there will be plenty of time for you! Plan for those big moments in life with benefits like fertility/IVF/adoption assistance, college coaching, national discount programs, interactive monthly financial workshops, free financial coaching, and more.

Costa Mesa, CA30+ days ago

$55,000–$65,000 Per Year

It’s a feat that wouldn’t be possible without our team, a diverse group of creative visionaries and innovative experts who are relentless in pursuit of one goal: to ensure our buildings don’t simply meet the needs of our tenants, residents, and communities — but exceed them, every day. As part of Brookfield — one of the largest alternative asset managers in the world — we harness our resources to bring a fresh approach, unparalleled creativity, relentless innovation, and sound Sustainability practices to the planning, development, and management of buildings everywhere.

Corona, CA7 days ago

$20–$25 Per Hour

Communication Technology Services, CTS, is one of the largest integrators and managed service providers for mobile networks in the U.S. The company specializes in the design, installation and support of Distributed Antenna System (DAS), Small Cell, and 4G/5G Private Wireless Networks for the mobile network operators, enterprise and venue owners and network infrastructure owners. Support construction billing processes, including invoice preparation, change order tracking, cost reconciliation, and maintaining accurate billing and financial records.

Costa Mesa, California25 days ago

$24–$26 Per Hour

Convenient location in the vibrant city of Costa Mesa with easy access to dining for lunch. -Maintain office supplies inventory and ensure proper functioning of office equipment.

Costa Mesa, CA13 days ago

As an Administrative Assistant at High Seas, you will play a crucial role in supporting the General Manager and ensuring effective communication and system management within our dynamic environment. We are seeking a motivated Administrative Assistant to support our General Manager in ongoing business operations and ensure smooth daily operations at our vibrant dispensary.

New!

Santa Ana, CA5 days ago

$18–$20 Per Hour

Duties of the Administrative Assistant include providing support to our managers and employees, assisting in daily office needs, and managing our company’s general administrative activities. We work closely with city, county, and state social service agencies, police departments, victim advocates, family resource centers, nonprofit agencies, and community service programs.

Costa Mesa, CA15 days ago

$32.69–$33.65 Per Hour

As a Senior Administrative Assistant, you'll play a vital role in supporting top-level leadership teams, including the President, Vice Presidents, and Business Development teams. Your advanced organizational skills, mastery of Microsoft Office, and ability to manage multiple priorities will ensure smooth operations and professional execution across various functions.

Long Beach, CA30+ days ago

Under the responsibility of the Chief of Projects & Construction Management or the Chief of Planning, Major Projects and Activations and Program Management, the Administrative Assistant will perform administrative functions that may include human resources, administration, management, budgetary financial and program analysis, office support services, document control, procurement and logistics, contract management, and a variety of other related administrative matters in support of the Projects & Construction Management Section or Planning and Program Management Major Projects and Activations. Positions will be assigned to specific sections within the department, including Capital Development, Projects & Construction, Business Management, and Maintenance & Operations, and report to the respective Section Supervisor in support of medical center tasks.

Costa Mesa, California14 days ago

$33–$34 Per Hour

Design and produce high-quality digital and print marketing materials (presentations, brochures, tradeshow assets, product packaging, and web content). This combination role will be responsible for providing high-level executive support while leading the development and execution of marketing and creative initiatives.

New!

Santa Ana, CA1 day ago

Screen mail and callers, respond to and route inquiries to appropriate personnel as necessary; determine the importance and priority of various issues and determine what major issues should be brought to the attention of the department head and/or department members. Provide advanced assistance to departments by performing various administrative support functions, including but not limited to, analytical and specialized administrative duties to ensure efficient office operations.

New!

Cypress, CA1 day ago

$25–$28 Per Hour

The Administrative Assistant provides high-level administrative and operational support to senior leadership, including executives and board members. We provide billing, staffing, credentialing, marketing, systems, accounting and purchasing services to over 300 physicians in the L.A. and Orange County.

Newport Beach, CA30+ days ago

Resource's typical working day: The purpose of this position is to provide business operations administrative support to a corporate real estate brokerage team. May perform administrative duties specific to department such as, conducting research, updating databases, and preparing collateral materials for mass mailings.

Ontario, California30+ days ago

$25–$32 Per Hour

The ideal candidate will play a crucial role in supporting the property management team and Regional Manager, ensuring smooth day-to-day operations. Position Overview: Ultimate Staffing Services is actively seeking an experienced Administrative Assistant to join their client's property management team in California.

New!

Irvine, CA1 day ago

Must have working knowledge of a variety of computer software applications including word processing, spreadsheets, email, and presentation software (MSWord, Excel, Outlook, PowerPoint, and Teams), and other technical software and database (SharePoint, etc.) programs. Maintains matter-related and general office files per company directives (hard copies, electronic, archived, vendor files) and other files related to the company’s business.

New!

Santa Ana, CA3 days ago

$20–$25 Per Hour

This is an excellent opportunity for someone with strong administrative and customer service skills who enjoys working in a fast-paced office environment. The ideal candidate will be highly organized, professional on the phone, and capable of managing multiple administrative tasks efficiently.

Corona, CA9 days ago

$20–$20 Per Hour

We’re looking for a detail-oriented Administrative Assistant to support our team with day-to-day operational and clerical tasks. This role is essential in keeping our systems organized, our records accurate, and our internal processes running smoothly.

Foothill Ranch, CA30+ days ago

$22–$25 Per Hour

KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for an Administrative Assistant/Receptionist in Foothill Ranch, Ca. Specializing in professional and technical recruiting, KORE1 is committed to supporting top IT, Engineering, Creative, Scientific, Accounting and Finance professionals in their career paths.

San Dimas, California13 days ago

Los Angeles, CA30+ days ago

$23–$30 Per Hour

This role is critical to ensuring smooth day-to-day administrative functions, with a strong emphasis on advanced Microsoft Office skills, communication, and coordination. We strive to achieve excellence in job placement, staffing, and recruiting services, while treating candidates with the professionalism and respect they deserve.

New!

Ontario, California4 days ago

$23–$29 Per Hour

A typical day as an Administrative Assistant might include the following: Provides administrative support to partners and managers with integrity and professionalism. Performs practice management billing procedures for department, including transferring time, requesting aging and preparing bills.

San Clemente, CA21 days ago

$21–$24 Per Hour

Duties of the Administrative Assistant include providing support to our Clinic Director and other staff, assisting in daily office needs, and managing our company's general administrative activities in an active Physical Therapy office. If you have previous experience as a Secretary or Executive administrative assistant in the medical field or familiarity within our industry, we'd like to meet you.

Dana Point, CA30+ days ago

Full-time

Located in the beautiful coastal town of Dana Point adjacent to Laguna Beach, this town played an iconic role in the emergence of California's surf culture and today is celebrated for its laid-back vibe and fun, active lifestyle. The resort is perched on 175 acres atop a 150-foot seaside bluff with over 400 rooms, 115,000 square feet of indoor and outdoor meeting space, and 8 food and Beverage outlets.

Irvine, CA30+ days ago

JOYA Health Membership – Access to over $1,000 in annual skin health and wellness benefits, including complimentary facials or peels, aesthetic service credits, priority skin cancer screenings, teledermatology services, and discounts on skincare products. Scammers might reference real job openings or describe fake opportunities that generally match individuals' professional backgrounds, with the goal of establishing communication and eventually obtaining private financial information to defraud people.

Santa Fe Springs, California20 days ago

$27–$37 Per Hour

Various voluntary plans are available, including short- and long-term disability, supplemental vision, accident, hospital and critical illness, and additional voluntary life insurance plans for employees and dependents. Our services include electrical construction, technology solutions, and alternative energy where CSI Electric is regarded as a premier provider of energy development, installation, and maintenance.

Irvine, CA27 days ago

The Administrative Assistant works closely with senior leadership and directors across academic and administrative departments to ensure effective communication, alignment, and follow-through. This role serves as a key operational partner, supporting daily execution, cross-functional coordination, and priority initiatives across the organization.

Irvine, California21 days ago

$26–$28 Per Hour

Prepare and manage international and domestic travel arrangements, meetings, appointments, and travel expense reports for the Vice President, Marketing. Coordinate Marketing team as needed with logistics for team meetings, event planning, and vehicle event planning and auto show registrations.

Long Beach, CA30+ days ago

$38,000–$45,000 Per Year

The Christmas Light Guy Co., We are a fast-growing commercial holiday lighting and experiential design company specializing in custom lighting installations, seasonal decor, and large-scale visual displays for commercial properties, municipalities, and high-end clients. Get paid consistently, work a reliable schedule, and be part of a team that genuinely depends on what you do. Be the go-to person in a fast-moving company where your organization and reliability make a real impact - and grow as we grow.

Torrance, CA13 days ago

$40,000–$60,000 Per Year

You will play a crucial role in supporting our commercial insurance team, ensuring smooth operations, and delivering exceptional customer service. Client Interaction: Engage with clients over phone and email, providing assistance and directing inquiries to the appropriate team members.

Chino, CA19 days ago

The Project Administrative Assistant selected for this opportunity will gain key public sector experience that can effectively position you to pursue and obtain key, sought-after public sector jobs. Utilize project documentation systems (e.g., Procore, e-Builder, or similar) to upload, track, and manage drawings, RFIs, submittals, change orders, and other construction records.

New!

Pomona, CA5 days ago

$16–$22.19

Job Title: Administrative Aide 3Work Location: Pomona CA 91768Job Duration: 12 MonthsJob Type: Temporary AssignmentWork Schedule: OnsiteWorking Hours: M-F 8-5 pmJob Description: TekWissen is a global workforce management provider headquartered in Ann Arbor, Michigan that offers strategic talent solutions to our clients world-wide.

Costa Mesa, California17 days ago

Unified by our core values, you will discover a sense of community of amazing colleagues who are passionate and guided by a Service Heart to providing the best employee experience. Serve as a liaison between employees, clients, and external partners, handling incoming calls, emails, and inquiries with professionalism and courtesy.

Los Angeles, CA30+ days ago

Contractor

The Academic Services Administrative Assistant supports student success initiatives through academic advising support, records management, and exam administration assistance. Support exam administration, commencement, student orientations, academic workshops, and other academic services programming.

Chino, California30+ days ago

$20–$24

Position Overview:Successful candidate will be able to work well under pressure provide administrative support to Senior Project Managers (SPM) for the success in client and sales related requests in an energetic environment. National Sign & Marketing Corporation is an industry-leading electrical signage manufacturer/contractor seeking an individual to fill an Administrative/ Customer Service Assistant.

City of Industry, California30+ days ago

$21–$22 Per Hour

Ideal candidates must possess a positive attitude, excellent initiative, previous experience, and an enthusiastic willingness to work flexibly in a challenging, fast-paced, high-volume environment. Examples of proof of full vaccination include an original, photocopied, or digitally completed vaccination card that includes name, type of vaccine provided, and date of last dose administered.

Anaheim, California30+ days ago

A minimum of one year’s experience performing increasingly complex and highly responsible office and administrative/secretarial support work of which involved administrative support work in an academic or business office environment preferred. Assist and coordinate the flow of incoming and outgoing communications by routing documents to and from appropriate parties including obtaining signatures, gathering, and relaying information as needed and returning signed documents to requestors.

Irvine, CA8 days ago

Prefer experience directly related to licensing, preferably working for a direct sales vehicle manufacturer or a highly regulated industry. Experience directly related to licensing, preferably working for a direct sales vehicle manufacturer or a highly regulated industry.

Irvine, CA30+ days ago

Full-time

This role will provide a mix of office coordination, administrative support, scheduling assistance, event preparation, and occasional personal errand support for business leaders and the broader team. The Administrative Assistant will play an important role in helping the office and leadership team operate smoothly, efficiently, and with a high level of follow-through.

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Administrative Support Jobs in Irvine, CA

Jobs

Tax Administrative AssistantJobot

Administrative AssistantVaco LLC

Administrative AssistantAHMC Healthcare Inc

Administrative AssistantButler Aerospace and Defense

Medical Assistant / Medical Support SpecialistPaloma Medical Partners, A California General Partnership

Front Desk Administrative AssistantSolugenix Corp

Human Resources AdminVaco LLC

HR AssistantVaco LLC

Assistant Program DirectorSpectrum Center Schools and Programs

Payroll AdministratorMount Sinai Memorial Parks and Mortuaries

Administrative Services Analyst II - Analytical and Administrative SupportCounty of Riverside

Administrative Support – Construction Construction/Purchasing – Training ProvidedAll Star Operations

Legal Administrative SupportState Farm

Insurance Administrative SupportBrookfield Properties

Administrative Assistant- SoCalCommunication Technology Services (CTS)

Administrative AssistantUltimate Staffing Services

Administrative AssistantHigh Seas

Administrative AssistantCasa de la Familia

Sr. Administrative Assistant 836603Helpmates

Administrative AssistantTerrestris Global Solutions

Senior Administrative AssistantUltimate Staffing Services

Office Administrative AssistantMission Landscape Companies, Inc

Administrative AssistantArgus Medical Management, LLC

Administrative/Operations - Administrative AssistantVeterans Sourcing Group

Administrative Assistant (Property Managment)Ultimate Staffing Services

Administrative AssistantRimkus

Administrative Assistant - TalentZokTalentZok

Corona Nissan - Administrative Assistant - Corona, CASurf City Nissan

Administrative Assistant/ReceptionistKORE1 Technologies

Administrative AssistantLucky Strike Entertainment

Administrative Assistant IIIConnexion Systems + Engineering

Administrative AssistantEide Bailly LLP

Administrative AssistantSCOR PHYSICAL THERAPY

Culinary Administrative Assistant - Waldorf Astoria Monarch Beach ResortHilton Global

Front Desk Administrative AssistantEKN Engineering

Safety Administrative AssistantCSI Electrical Contractors

Administrative AssistantStanbridge University

Senior Administrative Assistant to Marketing departmentUltimate Staffing Services

Administrative AssistantThe Christmas Light Guy Co.

Bilingual Administrative AssistantLara Insurance Agency

Project Administrative AssistantProject Partners

Administrative Aide 3TekWissen LLC

Administrative AssistantCCS Facility Services

Administrative Assistant IApidel Technologies

Customer Service / Administrative AssistantNational Sign and Marketing Corporation

Human Resources Administrative AssistantiBUYPOWER

Administrative AssistantWest Coast University, Inc.

Administrative AssistantIconma

Administrative / Office Assistant - On-Site (Irvine)Eggs Unlimited

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