21 results for Administrative Assistant in Moreno Valley, CA

Administrative Assistant

Irvine, CA
onsite
Contract / Temporary to Hire
23.75 - 27.5 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to join our team in Irvine, California. This is a Contract to permanent position, offering a dynamic opportunity to support office operations and ensure smooth day-to-day functionality. In this role, you will handle a variety of administrative tasks while collaborating with different departments to maintain organizational efficiency. Responsibilities: • Oversee daily office operations, including ordering supplies, organizing shared spaces, and maintaining meeting rooms. • Perform clerical tasks such as data entry, document management, filing, and record keeping. • Provide administrative support to project managers and engineers by coordinating forms, ordering materials, and ensuring timely task completion. • Schedule meetings, arrange catering, and organize logistics for office events. • Research and reserve venues for company-wide events, ensuring seamless coordination and execution. • Assist the Accounting team by preparing invoices, tracking receipts, and organizing financial documents. • Manage monthly credit card statements by collecting receipts and organizing them within shared folders. • Coordinate employee travel arrangements, including booking flights and accommodations. • Support recruitment processes by posting job openings, conducting initial screening calls, and scheduling interviews. • Organize and facilitate company volunteer projects and team-building activities to enhance employee engagement.
2026-03-10T00:00:00Z

Administrative Assistant

Vista, CA
onsite
Contract / Temporary to Hire
24 - 26 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to join our team in Vista, California. In this Contract to permanent position, you will play a vital role in supporting the Benefits and Credentialing teams through efficient data management and administrative tasks. This opportunity is ideal for someone who thrives in a healthcare-related environment and is dedicated to maintaining accuracy and organization. Responsibilities: • Provide comprehensive administrative support to the Benefits and Credentialing departments. • Manage and track documentation for Leave of Absences and Workers’ Compensation processes. • Perform high-volume data entry tasks while ensuring accuracy in employee records and files. • Create, update, and review Excel reports related to benefits and credentialing activities. • Maintain internal reports and tracking logs to ensure efficient operations. • Assist in the credentialing process by organizing required documentation and keeping records current. • Utilize Excel and Word for preparing reports, documents, and communications. • Collaborate with managers to review and finalize reports and ensure documentation accuracy.
2026-03-10T00:00:00Z

Administrative Assistant

Irvine, CA
onsite
Contract / Temporary to Hire
23.75 - 27.5 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to join our team in Irvine, California. In this Contract to permanent position, you will play a pivotal role in supporting the office operations of an accounting firm, ensuring efficiency and accuracy in administrative tasks. The ideal candidate will have prior experience in a similar environment, be tech-savvy, and possess strong organizational skills. Responsibilities: • Provide administrative support to the team, including managing schedules, handling correspondence, and organizing files. • Assist with tax-related administrative tasks, ensuring compliance with procedures and timelines. • Utilize QuickBooks (desktop and online) for data entry, record keeping, and financial management. • Support the use of Lacerte tax software and e-filing processes during tax season. • Manage inbound calls professionally, addressing inquiries and directing them appropriately. • Coordinate and oversee individual tax return documentation, ensuring accuracy and completeness. • Collaborate with part-time tax administrators and interns to ensure workflow efficiency. • Maintain and update Sharefile systems for secure document sharing. • Perform receptionist duties, such as greeting visitors and maintaining a welcoming office environment. • Contribute to the overall organization and smooth operation of the office, including assisting with special projects.
2026-03-10T00:00:00Z

Administrative Assistant

Arcadia, CA
onsite
Temporary
25 - 26 USD / Hourly
We currently have ongoing positions for a results-oriented Administrative Assistants who are deeply passionate about growing their career. In this role, you will perform various administrative and office support duties. Do you love mail merging, pivot tables and presentation design? Then we have a position for you. · Answer phones and greet visitors· Schedule appointments and maintain calendars· Schedule and coordinate staff and other meetings· Collate and distribute mail· Prepare communications, such as memos, emails, invoices, reports and other correspondence· Write and edit documents from letters to reports and instructional documents· Create and maintain filing systems, both electronic and physical If you are a self-starter who is passionate about supporting a dynamic and growing company and looking to thrive in a creative environment, we would love to hear from you! Contact us now
2026-03-06T00:00:00Z

Office Assistant

Monrovia, CA
onsite
Temporary
19 - 20 USD / Hourly
We have local ongoing opportunities for Office Assistants / Administrative Assistants. Are you a self-starter who loves handling multiple projects at once with a positive outlook? Then we have a position for you. Please apply today for immediate consideration. How you will make an impact· Filing, copying and faxing for multiple departments· Maintain office facility· Route calls appropriately· Data entry If you have a winning team attitude approach and you are eager to grow your career to the next level, we want to hear from you! This position is perfect for you if you love thriving in a dynamic environment. Contact us now!
2026-03-07T00:00:00Z

Accounting Assistant

Fallbrook, CA
onsite
Temporary
23 - 28 USD / Hourly
Mission-driven and detail-accurate? Join a community-focused nonprofit supporting local programs in youth services, education, and housing. As an Accounting Assistant, you’ll be the backbone of daily accounting operations—AP/AR support, receipts, and reconciliations—with mentors who will help you advance. What You’ll Do<ul><li>Accounts Payable: invoice intake, coding, approvals routing, check/ACH runs</li><li>Accounts Receivable: receipts application, deposit prep, basic collections follow-up</li><li>Expense reports and credit card reconciliations; ensure coding against grants/programs</li><li>Filing (digital/physical), vendor maintenance, W‑9s; assist with 1099 prep</li><li>Support month-end with simple JEs, prepaid schedules, and bank reconciliations</li><li>Maintain tidy documentation for audits and grant reporting</li><li>Partner with program managers to confirm grant coding and documentation</li></ul>
2026-02-23T00:00:00Z

Accounting Assistant

Monrovia, CA
onsite
Temporary
20 - 22 USD / Hourly
Robert Half is searching for entry-level Accounting Assistants for ongoing opportunities. The Accounting Assistants' duties will include: data entry, matching invoices to purchase orders or vouchers, and assisting with the processing of accounts payable and accounts receivable. If this sounds like you, please apply today!Bookkeeping:· Assist in maintaining accurate and up-to-date financial records.· Record daily transactions, including accounts payable and accounts receivable entries.Invoice Processing:· Process and verify invoices from vendors.· Ensure proper coding and documentation before submitting invoices for approval.Expense Reconciliation:· Reconcile credit card statements and receipts.· Verify and reconcile employee expense reports with receipts and company policies.Data Entry:· Enter financial data into accounting software or spreadsheets.· Maintain organized and well-documented records for easy retrieval.Assist with Financial Reporting:· Support the preparation of financial reports, including income statements and balance sheets.· Provide necessary information and documentation for financial audits.
2026-03-07T00:00:00Z

Office Assistant (part-time)

Cerritos, CA
onsite
Contract / Temporary to Hire
17.1 - 19.8 USD / Hourly
We’re currently hiring for a bilingual spanish Part-Time Office Assistant role in Artesia, CA.This is a public-facing, administrative support role ideal for someone who enjoys helping people, staying organized, and working in a calm, professional office environment.Position Details:<ul><li>Title: Part-Time Office Assistant</li><li>Location: Artesia, CA</li><li>Pay: $18/hour</li><li>Schedule: M-F 12pm-4pm</li></ul>Responsibilities include:<ul><li>Greeting visitors and assisting walk-ins</li><li>Answering and directing phone calls</li><li>Scheduling appointments and supporting office operations</li><li>Data entry, filing, and maintaining records</li><li>Assisting with paperwork, customer forms, and payments</li><li>Keeping the front office organized and professional</li></ul>
2026-03-05T00:00:00Z

Office Administrator

Vista, CA
onsite
Temporary
23.5 - 25.5 USD / Hourly
Robert Half is recruiting an Office Administrator for a manufacturing/engineering firm in Vista. You’ll own front‑office operations, executive support, vendor coordination, and light accounting tasks—perfect for a do‑it‑all admin who loves variety and operational polish.What You’ll Do<ul><li>Run day‑to‑day front office: reception, mail/shipments, vendor coordination, supplies, and facilities tickets.</li><li>Support leadership with calendar, travel, meeting logistics, and presentation prep.</li><li>Assist AP/AR: invoice intake/coding, approvals routing, check runs support, deposits, and basic collections.</li><li>Maintain tidy digital filing, SOPs, training logs, and compliance documentation (safety/visitors).</li><li>Coordinate onboarding logistics (badges, desks, IT tickets, handbook acknowledgements).</li><li>Plan team events, all‑hands, and communications; keep the culture organized and upbeat.</li><li>Track expenses, reconcile cards, and prepare simple reports for Operations and Finance.</li><li>Jump into special projects—process clean‑ups, form templates, and light HR admin.</li></ul>
2026-03-02T00:00:00Z

Office Administrator

Vista, CA
onsite
Temporary
25 - 27 USD / Hourly
A respected manufacturing/engineering company in Vista is adding a highly organized, hands‑on Office Administrator to keep front‑office operations running smoothly. You’ll blend reception, purchasing support, light AP/AR assistance, travel coordination, and executive admin tasks—perfect for someone who enjoys variety, ownership, and being the go‑to problem solver. What You’ll Do<ul><li>Lead front office operations: phones, visitor check‑in, mail/parcel handling, facilities coordination, supplies.</li><li>Support purchasing with vendor onboarding, quotes, PO creation, tracking deliveries, and resolving discrepancies.</li><li>Assist accounting with invoice coding, approvals routing, check runs support, deposits, and basic collections follow‑up.</li><li>Coordinate travel, calendars, meeting logistics, and on‑site events for leadership.</li><li>Maintain accurate digital filing, SOPs, and compliance documentation (safety logs, training files, visitor records).</li><li>Prepare reports and spreadsheets for leadership; help improve processes and forms.</li><li>Liaise with production floor managers to synchronize deliveries, job tickets, and priority orders.</li><li>Back up HR admin tasks: onboarding packets, I‑9 support, badge/keys, and training sign‑offs.</li></ul>
2026-02-27T00:00:00Z

Legal Assistant

Irvine, CA
onsite
Permanent
65000 - 90000 USD / Yearly
Join a national defense firm in Irvine! Our law firm client is seeking an experienced Legal Assistant to join its team of 40+ talented attorneys. The ideal legal assistant will have 3+ years of experience in California civil litigation, with at least some of that experience in employment litigation. As a Legal Assistant, you'll support four attorneys who handle labor & employment defense matters. This firm is offering this Legal Assistant the ability to work hybrid remotely. This Legal Assistant must be able to commute to Irvine. The firm offers an excellent compensation package with a comprehensive benefits package (medical, dental, vision, 401k, profit sharing, paid vacation, sick days, holidays, and more)! For immediate consideration for this exciting Legal Assistant opportunity, please send your resume directly to Assistant Vice President of Direct Hire, Tess Poliakin: Tess.Poliakin<at>RobertHalf.<com> #SoCalRHL
2026-03-10T00:00:00Z

Office Assistant 9AM-3PM

Santa Fe Springs, CA
onsite
Temporary
18 - 20 USD / Hourly
We are looking for a detail-oriented Office Assistant to join our team in Santa Fe Springs, California. This is a contract position that offers an excellent opportunity to contribute to administrative and operational tasks in a dynamic environment. The ideal candidate will thrive in a fast-paced setting and demonstrate exceptional attention to detail, organizational skills, and a collaborative attitude. Please note the hours for this role are 9am-3pm Monday-Friday Responsibilities:• Accurately input product, shipment, and inventory data into systems and spreadsheets.• Update and maintain product pricing across relevant documents and platforms.• Review and verify packing lists and shipment documents for accuracy before entering data.• Assist with receiving shipments by checking inventory, updating records, and matching documentation.• Communicate discrepancies or issues with shipments to the Operations and Warehouse teams.• Handle general administrative tasks, including filing, scanning, printing, and organizing paperwork.• Provide support for additional warehouse or office-related duties as required.• Answer incoming calls and direct inquiries to the appropriate team members.• Collaborate with team members to ensure smooth operations and workflow.• Maintain a well-organized and efficient workspace to support daily operations.
2026-02-27T00:00:00Z

Human Resources (HR) Assistant

Fullerton, CA
onsite
Contract / Temporary to Hire
22 - 27 USD / Hourly
Job Title: HR Generalist / Safety Coordinator (Contract) Duration: 6–8 month contract with potential for conversion based on budget later in the yearStart Date: Immediate (interviews this week; ideal start next week)Position OverviewWe are seeking a bilingual (Spanish/English) HR Generalist / Safety Coordinator to support a food manufacturing facility with approximately 60 employees. This onsite contract role will play a key part in maintaining day-to-day HR operations while ensuring a safe and compliant work environment. The position reports directly to the Office Manager and Plant Manager and will collaborate with HR staff supporting other company facilities.The ideal candidate brings hands-on experience in both human resources and workplace safety, preferably within a food manufacturing or production environment.Key ResponsibilitiesHuman Resources• Manage day-to-day HR operations including onboarding, offboarding, and employee documentation• Maintain employee records and HR data in ADP• Support payroll coordination and timekeeping accuracy• Assist with employee relations matters and act as a point of contact for HR questions• Ensure compliance with company policies and employment regulations• Coordinate training and employee communications• Partner with management on workforce planning and staffing needsSafety & Compliance• Support and maintain workplace safety programs and procedures• Conduct safety orientations and ongoing training for employees• Assist with incident reporting, investigations, and corrective actions• Ensure compliance with OSHA and food manufacturing safety standards• Perform regular safety audits and inspections• Maintain safety documentation and reporting requirementsQualifications• 2+ years of experience in an HR Generalist and/or Safety role• Experience in food manufacturing or a production environment strongly preferred• Bilingual in Spanish and English required• Working knowledge of ADP or similar HRIS/payroll systems• Familiarity with OSHA regulations and workplace safety practices• Strong organizational and communication skills• Ability to work independently in a fast-paced onsite environmentWork Environment• Fully onsite role supporting a manufacturing facility of approximately 60 employees• Collaborative environment working closely with operations and management teams________________________________________
2026-02-11T00:00:00Z

General Office Clerk

Irvine, CA
onsite
Temporary
20.9 - 22 USD / Hourly
We are looking for a dedicated General Office Clerk to join our team in Irvine, California. This long-term contract position offers the opportunity to work in a dynamic environment, supporting essential office operations. The role requires strong organizational skills, adaptability, and a commitment to ensuring smooth office workflows. Responsibilities: • Scan and organize tax documents to maintain accurate and accessible records. • Utilize office technology efficiently, adapting quickly to new systems as necessary. • Stand for extended periods while operating office equipment, such as copiers. • Restock supplies in the lunchroom and throughout the office to ensure availability. • Refill copiers with paper and other necessary materials to support office operations. • Collect mail from the building’s mailroom and distribute it to appropriate recipients. • Perform general office tasks and assist with additional duties as assigned.
2026-03-10T00:00:00Z

Office Manager

Oceanside, CA
onsite
Temporary
33 - 37 USD / Hourly
Our client is hiring an Office Manager to oversee daily administrative operations and help maintain a highly organized and productive workplace environment in San Diego. The Office Manager will serve as a key point of coordination for a variety of operational responsibilities that impact the daily workflow of the office. While many people associate office management with administrative oversight, this role requires a professional who understands how operational efficiency directly contributes to the success of the broader organization. From managing office logistics and vendor relationships to supporting internal communication and administrative processes, the Office Manager helps ensure that teams have the resources and organization they need to perform effectively. Our client is seeking a professional who is highly organized, proactive, and capable of managing multiple responsibilities simultaneously. The ideal candidate will be comfortable working independently while collaborating with leadership and staff to maintain a positive and efficient workplace environment. Individuals who thrive in this role often enjoy creating structure, solving operational challenges, and supporting teams in a meaningful way.Key Responsibilities<ul><li>Oversee daily office operations and administrative processes</li><li>Coordinate office vendors, supplies, and facility needs</li><li>Manage administrative staff and office procedures</li><li>Support internal meetings, schedules, and company events</li><li>Maintain office policies and operational documentation</li><li>Assist leadership with administrative and operational projects</li></ul>
2026-03-06T00:00:00Z

Office Manager

Los Alamitos, CA
onsite
Temporary
25 - 27 USD / Hourly
Location: Los Alamitos, CA Pay Range: $25–$27 per hour Overview: The Office Manager is responsible for overseeing day-to-day office operations to ensure organizational effectiveness and efficiency. This position plays a key role in managing administrative processes and supporting a productive office environment. Key Responsibilities: Oversee daily office operations, ensuring a smooth workflow and efficient administrative practices. Supervise and train administrative staff; delegate tasks as needed. Manage office budgets, purchasing of supplies, and vendor relationships. Coordinate schedules, meetings, events, and travel arrangements for staff. Maintain organized files and records, both electronic and paper. Oversee equipment maintenance and liaise with IT/support vendors as needed. Ensure compliance with company policies, procedures, and city regulations. Handle incoming communications including calls, emails, and mail. Prepare reports, presentations, and correspondence as requested. Foster a positive and collaborative office culture. Qualifications: Proven experience in office management or a similar administrative leadership role. Strong organizational, communication, and problem-solving skills. Proficiency in Microsoft Office Suite (Word, Excel, Outlook). Ability to lead a team and work independently. Attention to detail and excellent time-management abilities. Associate’s or bachelor’s degree in business administration or related field preferred. Work Environment: This position is on-site in a professional office setting. Some local travel within Los Alamitos or to city-related events may be required.
2026-03-10T00:00:00Z

Receptionist

Arcadia, CA
onsite
Temporary
20 - 22 USD / Hourly
We currently have an opening for an articulate, skilled Receptionist. In this role, you will greet visitors, handle incoming calls and perform general administrative duties. Proficient Receptionists will also assist other administrative staff with overflow work, including word processing, data entry and Internet research tasks. For immediate consideration apply today. · Answer and direct phone calls in a polite and friendly manner· Welcome visitors in a warm and friendly manner, and answer any questions visitors have· Maintain reception area and all common areas in a clean and tidy manner at all times· Operate standard office equipment on a regular basis, including a fax machine, a copy machine, and a computer· Keep detailed and accurate records of visitor requests and of calls received· Receive deliveries; sort and distribute incoming mail· Take inventory of supplies and restock as needed· Maintain the general office filing system
2026-03-06T00:00:00Z

Receptionist

Irvine, CA
onsite
Temporary
21 - 23 USD / Hourly
We are looking for a detail-oriented Receptionist to join our team in Irvine, California. In this contract position, you will serve as the first point of contact, ensuring smooth communication and efficient handling of administrative tasks. This role requires excellent organizational skills and the ability to manage multiple priorities effectively. Responsibilities:• Greet visitors and clients warmly, ensuring a welcoming atmosphere.• Answer and manage a multi-line phone system, directing calls to the appropriate departments.• Handle sensitive and confidential documents with discretion and accuracy.• Coordinate with managers and clients to address any issues related to deadlines or tasks.• Assist in completing assigned projects and administrative duties as needed.• Manage inbound calls efficiently, providing accurate information and support.• Maintain the reception area, ensuring it is clean and organized.• Support the team with general office services and operational needs.• Record and relay messages accurately to the respective recipients.• Provide assistance with scheduling and appointment management when required.• Set up and break down conference rooms• Manage inventory and supply stocking• Answer phones and book conference rooms• Support frequent onsite events
2026-02-20T00:00:00Z

Receptionist

Irvine, CA
onsite
Temporary
23.75 - 27.5 USD / Hourly
We are looking for a detail-oriented and personable Receptionist to join our team on a contract basis in Irvine, California. This role is essential in ensuring smooth daily operations by providing exceptional front-desk service and administrative support. If you have a knack for organization and excel in customer-facing roles, we encourage you to apply. Responsibilities: • Welcome visitors warmly, ensuring they feel valued and directed appropriately. • Maintain a clean, organized reception area to uphold the company’s image. • Manage incoming and outgoing mail, deliveries, and packages with efficiency. • Schedule and coordinate appointments, meetings, and conference room bookings as required. • Perform administrative duties such as data entry, filing, and preparing documents. • Monitor office supply levels and place orders to ensure uninterrupted operations. • Provide support to staff and management for various office tasks and projects. • Enforce security protocols by overseeing visitor sign-in/out procedures. • Address general inquiries, offering accurate information to employees and external contacts.
2026-03-10T00:00:00Z

Human Resources Administrator

Irvine, CA
onsite
Contract / Temporary to Hire
28.5 - 33 USD / Hourly
We are looking for a detail-oriented Human Resources Administrator to join our team in Irvine, California. This Contract-to-permanent position offers an excellent opportunity to oversee and enhance employee benefit programs while ensuring compliance with federal and state regulations. The ideal candidate will bring a strong background in HR administration, benefits management, and excellent communication skills to support organizational goals. Responsibilities: • Administer and manage comprehensive employee benefit programs, including health, dental, vision, life insurance, disability plans, and retirement options. • Coordinate and oversee benefit enrollment, changes related to qualifying life events, terminations, and annual open enrollment processes. • Maintain accurate benefits records and perform timely reconciliation of invoices from insurance carriers. • Collaborate with insurance providers, brokers, and third-party administrators to ensure seamless program execution and issue resolution. • Ensure compliance with federal and state regulations related to employee benefits, such as ACA, COBRA, FMLA, and HIPAA. • Administer leave of absence and disability programs, providing necessary support to employees throughout the process. • Assist payroll operations by managing benefit deductions, conducting audits, and preparing accurate reports. • Lead benefits orientation sessions and create effective communications to educate employees about available programs and policies. • Conduct I-9 audits and ensure compliance with onboarding requirements. • Support HR tasks such as background checks and onboarding processes to streamline employee integration.
2026-03-10T00:00:00Z

Contingent Worker - Professional/Administrative

Costa Mesa, CA
onsite
Temporary
23.43 - 23.43 USD / Hourly
Associate MerchandiserLocation: Costa Mesa, CA (Hybrid: In-office Tuesday–Thursday)Contract: 7 Weeks with Potential for ExtensionPay: $23.43hr W2About the RoleWe are seeking a detail‑oriented Associate Merchandiser to support the development and execution of merchandising strategies that engage customers and help achieve the organization’s financial goals. Reporting to the Director of Merchandising, this role partners closely with cross‑functional teams—including Planning, In‑Season/Country teams, Visual Merchandising, Digital, Marketing, and Retail Operations—to ensure the delivery of the right product, to the right locations, at the right time.This role is ideal for someone who is analytical, highly organized, and passionate about product, consumer trends, and marketplace dynamics.Long-Range & Pre‑Season Planning<ul><li>Support and execute marketplace strategies under leadership guidance.</li><li>Assist in building seasonal plans aligned with brand and market objectives.</li></ul>Seasonal Strategy, Line Architecture & Pricing<ul><li>Partner with category leadership to develop and manage regional line architecture and assortment strategies.</li><li>Set in‑region pricing in alignment with global guidelines.</li><li>Balance needs across mono-brand and multi-brand environments.</li></ul>In‑Season Management<ul><li>Provide category and marketplace insights to support execution and manage product capacity.</li><li>Collaborate with regional planning to help meet financial targets.</li><li>Make in‑region promotional and markdown recommendations within global policies.</li></ul>Consumer Insights & Trend Monitoring<ul><li>Track consumer demand trends and marketplace shifts, using insights to guide assortment and planning decisions.</li><li>Provide ad hoc reporting and analysis to support seasonal decision-making.</li></ul>Regional Relevance<ul><li>Identify opportunities to drive region-specific initiatives, segmentation, and assortment strategies.</li><li>Ensure regional needs are communicated and aligned with global functions.</li></ul>
2026-02-27T00:00:00Z