87 Results for

Administrative Support Jobs in Riverside, CA

Jobs

New!

Irvine, CA5 days ago

$20–$31 Per Hour

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New!

Foothill Ranch, CAToday

$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.

New!

Brea, CAToday

$23–$25

New!

Brea, CAToday

$25–$25

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.

Corona, CA11 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.

Santa Ana, CA9 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.

New!

Santa Ana, CA5 days 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!

Irvine, CA5 days 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.

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.

Santa Ana, CA7 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.

Ontario, California8 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.

New!

Irvine, California2 days ago

$23–$26 Per Hour

Assisting the Property Manager with vendor bidding and service contracts, implementing approved operating and capital budgets, resolving property management issues, preparing and distributing monthly reports, and assisting with property management, accounting, marketing, and construction needs. Ultimate Staffing is actively seeking an experienced Administrative Assistant to join a dynamic team in Irvine, California.

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.

Irvine, California25 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.

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.

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.

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.

Pomona, CA9 days ago

Contractor

Required Skills / Attributes Proficiency in Microsoft Office 365 Suite and SharePoint Familiarity with navigating Power BI dashboards to extract and update reporting data Manage visitor and attendee check-ins, issue badges, and ensure adherence to security protocols for both onsite and offsite events.

Chino, CA23 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.

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.

New!

Irvine, CA2 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.

Corona, CA30+ days ago

Previous experience in customer service or administrative roles, preferably involving phone communication with customers and vendors. This role requires strong communication skills, a professional phone presence, and the ability to effectively coordinate with both customers and vendors.

Riverside, California30+ days ago

$20.50–$28.50 Per Hour

Under the direction of the Regional Partner, the Regional Administrative Assistant performs administrative and office support activities for the Regional Partner and regional support team members. Duties may include fielding telephone calls, receiving and directing visitors, word processing, creating spreadsheets and presentations, and filing.

Orange, California18 days ago

$22–$23

Utilize Microsoft Excel, Outlook, and other tools to enter accurate data, create reports, and perform essential administrative tasks. If you are a self-starter with excellent computer skills, strong communication abilities, and great attention to detail, we want to hear from you.

Santa Ana, CA10 days ago

$25–$30 Per Hour
Full-time

Responsibilities Process purchase orders and maintain office/janitorial supply inventory Handle payroll processing and timesheet review Perform general clerical duties and maintain filing systems Assist with AS9100 documentation and audits Support bookkeeping: invoicing, A/R follow-up, deposits, credit card charges, reporting, and account reconciliation Assist with HR tasks including employee records, onboarding/offboarding paperwork, and training coordination Provide backup support to administrative and accounting leadership Qualifications High school diploma or GED QuickBooks experience required Intermediate bookkeeping or accounting experience Proficiency in Microsoft Word, Outlook, and Excel Strong organizational and record-keeping skills Pay range is between $25-$30/hour- DOE Hours: 8:00 a.m.-5:00 p.m. We are seeking a reliable Administrative & Accounting Coordinator to support daily office operations in the manufacturing industry.

Ontario, California7 days ago

We are seeking a detail-oriented and bilingual (Spanish-English) Administrative Assistant with experience in accounts payable and light human resources support. The employee must have sufficient visual acuity to read printed materials and electronic displays, as well as adequate hearing and speech to communicate effectively in person and by phone.

Pomona, CA17 days ago

$20.70–$21.79 Per Hour

Ability to perform under circumstances of possible emotional stress and conflicts dealing with difficult, uncooperative, and potentially aggressive clients as VOALA serves the neediest of the needy in our programs which may include clients with homelessness, mental-illness, substance abuse, recently released from incarceration and other challenges. VOALA provides a variety of social services to Los Angeles area communities such as Head Start programs, Upward Bound college prep programs, veterans’ services, homeless shelters, low-income housing program as well as drug and alcohol rehabilitation.

Newport Beach, CA30+ days ago

$22–$25 Per Hour

Newport Beach, CAAssignment Duration: Ending 12/20 Potential for ExtensionPotential to convert to FTE, If so, what rate: NoResource's typical working day:The purpose of this position is to provide business operations administrative support to a corporate real estate brokerage team. Years of Experience needed: 2+ Years of administrative experience is requiredLevel of Education:H.S DiplomaSystems/Software proficiencies:Intermediate Microsoft Skills.

Irvine, California18 days ago

Misconduct Disclosure Requirement: As a condition of employment, the final candidate who accepts a conditional offer of employment will be required to disclose if they have been subject to any final administrative or judicial decisions within the last seven years determining that they committed any misconduct; received notice of any allegations or are currently the subject of any administrative or disciplinary proceedings involving misconduct; have left a position after receiving notice of allegations or while under investigation in an administrative or disciplinary proceeding involving misconduct; or have filed an appeal of a finding of misconduct with a previous employer. The UCI Academic Testing Center (ATC), a unit within the Division of Teaching Excellence and Innovation (DTEI), administers the Placement Testing Program to new and continuing students to ensure correct placement in selected introductory courses and to help students assess their readiness for University-level work.

Irvine12 days ago

Strong verbal and written communication skills; and excellent interpersonal skills with the ability to provide superior customer service and maintain cooperative working relationships . Strong organizational and time management skills with the ability to multi-task and work autonomously or with a team .

Rancho Cucamonga, California25 days ago

$18–$55 Per Hour

This role is responsible for performing a variety of clerical and administrative tasks to ensure the efficient day-to-day function of our office. Ideal candidates will demonstrate strong organizational skills, professionalism, and the ability to multitask in a fast-paced environment.

Upland, California11 days ago

Responsibilities include greeting and checking-in patients, preparing paperwork, scanning paperwork, determining payer source, collection of fees/receipts and donations, collection of IDs, phone answering, and scheduling. We are proud to offer a range of plans that help protect you in the case of illness or injury including: A competitive benefits package including medical, dental, and vision coverage for you and eligible dependents, life insurance, and long term disability.

Pomona, CA9 days ago

Contractor

Processes billings, invoices, hotel accommodations, and maintains a tracking system to ensure all invoices are accounted for and processed within established timelines to the correct accounting. Screens/check in visitors and meeting attendees, issues badges and ensures compliance with security protocols for onsite and offsite events.

New!

Irvine, California2 days ago

$34.13–$34.83 Per Hour

Misconduct Disclosure Requirement: As a condition of employment, the final candidate who accepts a conditional offer of employment will be required to disclose if they have been subject to any final administrative or judicial decisions within the last seven years determining that they committed any misconduct; received notice of any allegations or are currently the subject of any administrative or disciplinary proceedings involving misconduct; have left a position after receiving notice of allegations or while under investigation in an administrative or disciplinary proceeding involving misconduct; or have filed an appeal of a finding of misconduct with a previous employer. It’s located in one of the world’s safest and most economically vibrant communities and is Orange County’s second-largest employer, contributing $7 billion annually to the local economy and $8 billion statewide.

Pomona, CA30+ days ago

This role supports internal operations by coordinating documentation, managing department workflows, and assisting with drawing and data management within SharePoint and the Corporate Drawing Management (CDM) systems. This position performs a variety of both routine and complex administrative duties under minimal supervision, requiring strong attention to detail, sound judgment, and the ability to manage multiple priorities simultaneously.

Pomona, CA30+ days ago

Corona, CA30+ days ago

Full-time

Learn more about our Community Health Centers by visiting www.ruhealth.org• Plan, organize, manage, and direct the work of RUHS Care Clinics professional and administrative support services staff, through subordinate supervisors, within an assigned geographical region; ensure maximum staff productivity and patient flow at care clinics. • Interview applicants and make hiring decisions; identify learning needs and oversee the orientation and training of staff; coordinate the training of students in ambulatory care; coach and counsel staff when conduct or performance issues arise; consult with Human Resources and administer progressive disciplinary actions when required.

Santa Ana, California30+ days ago

Listed among America’s Best Hospitals by U.S. News & World Report for 23 consecutive years, UCI Medical Center provides tertiary and quaternary care and is home to Orange County’s only National Cancer Institute-designated comprehensive cancer center, high-risk perinatal/neonatal program and American College of Surgeons-verified Level I adult and Level II pediatric trauma center, gold level 1 geriatric emergency department and regional burn center. *Misconduct Disclosure Requirement: As a condition of employment, the final candidate who accepts a conditional offer of employment will be required to disclose if they have been subject to any final administrative or judicial decisions within the last seven years determining that they committed any misconduct; received notice of any allegations or are currently the subject of any administrative or disciplinary proceedings involving misconduct; have left a position after receiving notice of allegations or while under investigation in an administrative or disciplinary proceeding involving misconduct; or have filed an appeal of a finding of misconduct with a previous employer.

Santa Ana, California16 days ago

$20–$25

This role focuses on administrative coordination, customer communication, and tracking orders and samples to ensure smooth day-to-day operations. This is a hands-on, support-focused role ideal for someone organized, detail-oriented, and looking to grow within a business environment.

Riverside, CA30+ days ago

Full-time

Education and Experience: High school diploma or equivalent required; an associate's or bachelor's degree in a related field is a plus. Skills and Abilities: Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook) and other relevant software.

Pomona, CA23 days ago

$154,373.98–$197,024.72 Per Year

Tri-City Mental Health Authority (Tri-City) is seeking an experienced and strategic Chief Administrative Officer (CAO) to join its executive leadership team and help guide the organization through a period of growth and transformation. Serving the communities of Pomona, La Verne, and Claremont, Tri-City is a trusted public behavioral health agency committed to delivering high-quality, community-based care.

Irvine, California15 days ago

$23.30–$29.89 Per Hour

Misconduct Disclosure Requirement: As a condition of employment, the final candidate who accepts a conditional offer of employment will be required to disclose if they have been subject to any final administrative or judicial decisions within the last seven years determining that they committed any misconduct; received notice of any allegations or are currently the subject of any administrative or disciplinary proceedings involving misconduct; have left a position after receiving notice of allegations or while under investigation in an administrative or disciplinary proceeding involving misconduct; or have filed an appeal of a finding of misconduct with a previous employer. This is a position that is not covered by the Higher Education Employer-Employee Relations Act (HEERA), because they are: 1) Confidential – meaning employee's duties normally require access to confidential information which contributes significantly to the development of management's positions in bargaining or grievances; or 2) the employee is employed outside of California at a location with 100 or fewer employees.

Pomona, CA30+ days ago

The role supports daily operations, executive scheduling, meeting coordination, reporting, and special projects while serving as a key point of contact for internal and external stakeholders. DESCRIPTION The Administrative Aide III is a high-level administrative support role responsible for providing comprehensive, confidential, and proactive assistance to assigned leaders.

Pomona, CA30+ days ago

Irvine, California16 days ago

$77,800–$97,300 Per Year

Santa Ana, CA17 days ago

The successful candidate will be a part of a national team of 300 lawyers and professional staff spread across nine offices located in Atlanta, Buffalo, Charleston, Chicago, Dallas, Detroit, Los Angeles, Napa, New York, Orange County, Raleigh, St. Louis, San Diego, San Francisco and West Virginia. HPY represents a variety of clients from global corporations to small local businesses and individual clients in high-risk litigation and business disputes across the country and U.S. Territories.

Upland, California30+ days ago

$56.93–$85.39 Per Hour

The role encompasses administrative coverage in the absence of Directors and is accountable for the management of operations and the supervision of licensed and unlicensed staff. The posted pay range reflects the lowest to highest pay that was available for this position at the time of posting and may be subject to change.

Colton, CA30+ days ago

Microsoft Word, Excel, and Outlook testing will be conducted before your resume is submitted to the client. We are currently seeking a Bilingual Administrative Assistant to join our team.

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Administrative Support Jobs in Riverside, CA

Jobs

Tax Administrative AssistantJobot

Administrative AssistantVaco LLC

Human Resources AdminVaco LLC

HR AssistantVaco LLC

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

Administrative Assistant- SoCalCommunication Technology Services (CTS)

Administrative AssistantCasa de la Familia

Office Administrative AssistantMission Landscape Companies, Inc

Administrative AssistantRimkus

Administrative/Operations - Administrative AssistantVeterans Sourcing Group

Administrative Assistant - TalentZokTalentZok

Administrative AssistantEide Bailly LLP

Administrative AssistantUltimate Staffing Services

Administrative Assistant (Property Managment)Ultimate Staffing Services

Senior Administrative Assistant to Marketing departmentUltimate Staffing Services

Administrative Assistant/ReceptionistKORE1 Technologies

Customer Service / Administrative AssistantNational Sign and Marketing Corporation

Front Desk Administrative AssistantEKN Engineering

Administrative AssistantIntegrated Resources, Inc

Project Administrative AssistantProject Partners

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

Administrative AssistantIconma

Entry-Level Administrative AssistantKinetic Personnel Group, Inc.

Regional Administrative AssistantPDS Health

Healthcare Administrative CoordinatorUltimate Staffing Services

Administrative AssistantKinetic Personnel Group

Bilingual Administrative AssistantInstalled Building Products

Administrative AssistantVolunteers of America Los Angeles

Administrative AssistantVeterans Sourcing Group

Administrative Coordinator and Testing SpecialistUniversity of California, Irvine

Front Desk Administrative AssistantInsight Capital Solutions

Administrative jobs in the Inland EmpireUltimate Staffing Services

Administrative Medical Assistant-Temp Bilingual SpanishPlanned Parenthood of Orange and San Bernardino Counties

Administrative Aide 3Apidel Technologies

Temporary Executive Administrative CoordinatorUniversity of California, Irvine

Administrative Aide IIIAlura Workforce Solutions

Administrative Aide III 25-00524Alura Workforce Solutions

Administrative Aide III 25-00485Alura Workforce Solutions

Healthcare Administrative Manager - RUHS Corona Community Health ClinicCounty of Riverside

Medical Assistant/Admit Worker - FQHC Administrative - FT DaysUniversity of California, Irvine

Administrative CoordinatorHuisong Pharmaceuticals

Clerical/Administrative PositionsNEXGENS

Chief Administrative OfficerWBCP, Inc.

Temporary Administrative PositionsUniversity of California, Irvine

Administrative Aide III 26-00041Alura Workforce Solutions

Administrative Aide III 26-00078Alura Workforce Solutions

Leadership Administrative Partner IIRivian

Administrative Assistant - Litigation - Orange CountyHawkins Parnell & Young, LLP

Administrative Coordinator (RN)San Antonio Regional Hospital

Administrative Assistant (ID #467858)Partners Personnel

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