17 results for Senior Administrative Assistant in Riverside, CA

Administrative Assistant

Arcadia, CA
onsite
Temporary
23 - 25 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. Please email your resume for immediate consideration.· 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
2026-02-18T00:00:00Z

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.
2026-03-05T00:00:00Z

Administrative Assistant

Pasadena, CA
onsite
Temporary
23 - 25 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. Please email your resume for immediate consideration.· Answer phones and greet visitors in English and Spanish· 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
2026-02-18T00:00:00Z

Administrative Assistant

Los Angeles, CA
onsite
Temporary
21 - 23 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to join our team in Los Angeles, California. This long-term contract position requires exceptional organizational skills and the ability to manage administrative tasks effectively in a fast-paced environment. The ideal candidate will play a key role in ensuring smooth operations and supporting various office functions. Responsibilities:• Process and organize incoming and outgoing mail to maintain efficient communication workflows.• Manage inventory purchasing, including tracking supplies and placing orders as needed.• Accurately enter purchase orders into the system and monitor shipments to ensure timely deliveries.• Reconcile invoices and maintain accurate records of financial transactions.• Ensure all documentation and records are properly organized and up-to-date.• Handle receptionist duties, including answering inbound calls and assisting visitors.• Perform data entry tasks with precision to support office operations.• Collaborate with team members to address administrative needs and streamline processes.• Monitor and report on inventory levels to avoid shortages or delays.• Assist in maintaining a clean and organized workspace for optimal productivity.
2026-03-05T00:00:00Z

Executive Assistant

Pasadena, CA
onsite
Temporary
27 - 30 USD / Hourly
Robert Half has upcoming opportunities for experienced Executive Assistants. The executive assistant will report directly to and support director level, vice-presidents, and C-level executives. Please submit your resume and to schedule your interview. Responsibilities may include:· Providing administrative assistance, such as writing and editing e-mails, drafting memos, and preparing communications on the executive’s behalf· Maintaining comprehensive and accurate records · Performing minor accounting duties · Organizing meetings, including scheduling, sending reminders, and organizing catering when necessary· Answering phone calls in a polite and professional manner· Welcoming visitors and identifying the purpose of their visit before directing them to the appropriate department· Managing the executive’s calendar, including making appointments and prioritizing the most sensitive matters
2026-02-18T00:00:00Z

Executive Assistant

Monrovia, CA
onsite
Temporary
27 - 30 USD / Hourly
Robert Half has upcoming opportunities for experienced Executive Assistants. The executive assistant will report directly to and support director level, vice-presidents, and C-level executives. Please submit your resume to schedule your interview. Responsibilities may include:· Providing administrative assistance, such as writing and editing e-mails, drafting memos, and preparing communications on the executive’s behalf· Maintaining comprehensive and accurate records · Performing minor accounting duties · Organizing meetings, including scheduling, sending reminders, and organizing catering when necessary· Answering phone calls in a polite and professional manner· Welcoming visitors and identifying the purpose of their visit before directing them to the appropriate department· Managing the executive’s calendar, including making appointments and prioritizing the most sensitive matters
2026-02-18T00:00:00Z

Office Assistant

San Gabriel, 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 email your resume 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!
2026-02-18T00:00:00Z

Senior Accountant

Irvine, CA
onsite
Permanent
75000 - 80000 USD / Yearly
We are looking for an experienced Senior Accountant to join our team in Irvine, California. The ideal candidate will bring bilingual proficiency in Mandarin and English, along with a strong background in full-cycle accounting and financial management. This role requires attention to detail, exceptional organizational skills, and the ability to operate in a multi-entity environment. Responsibilities: • Manage the complete accounting cycle for multiple entities, including journal entries, intercompany transactions, and month-end closing processes. • Oversee accounts receivable and accounts payable functions, ensuring accurate billing and collections for contract-based projects. • Prepare monthly reconciliations for bank accounts and other financial records. • Collaborate with external tax advisors to ensure timely filing of federal, state, and local tax returns, including income, sales/use, and franchise taxes. • Monitor changes in tax regulations, assess their impact on the company, and maintain knowledge of seller’s permits. • Produce accurate and compliant financial statements while maintaining audit-ready documentation. • Support the headquarters team with financial forecasting, budgeting, and operating expense management. • Coordinate with internal teams such as administration, marketing, and technology to support daily operations.
2026-02-19T00:00:00Z

Senior Accountant

Pasadena, CA
onsite
Temporary
35 - 37 USD / Hourly
Are you a meticulous and detail-oriented Senior Accountant? As a Senior Accountant, you will be in charge of financial statement preparation and consolidation, account analysis and reconciliations, cash flow analysis, budgets and forecasting, audit preparation, and internal control maintenance and regulatory reporting. Our positions offer great long-term potential and stellar compensation and benefits packages. If interested, please send your resume to schedule your interview. Financial Analysis:· Conduct in-depth financial analysis to provide insights into the organization's financial performance.· Analyze trends, variances, and key performance indicators to support strategic decision-making.Month-End and Year-End Closing:· Oversee the month-end and year-end closing processes.· Ensure accurate and timely preparation of financial statements in compliance with accounting standards.Financial Reporting:· Prepare and present detailed financial reports for internal and external stakeholders.· Communicate financial results, trends, and forecasts to senior management.Budgeting and Forecasting:· Collaborate with management in the development and monitoring of budgets.· Assist in the forecasting process, providing financial projections and insights.Supervision and Training:· Supervise and mentor junior accounting staff· Provide guidance on complex accounting issues and ensure the accuracy of their work.Compliance and Audits:· Ensure compliance with accounting principles, company policies, and regulatory requirements.· Coordinate and support internal and external audits.Process Improvement:· Identify opportunities for process optimization and efficiency improvements within the accounting department.· Implement changes to enhance the overall effectiveness of financial processes.
2026-02-18T00:00:00Z

Workers Compensation Administrative Assistant

Long Beach, CA
onsite
Contract / Temporary to Hire
19 - 22 USD / Hourly
We are looking for an experienced Administrative Assistant to join our team in Long Beach, California. In this Contract role, you will support the Risk Manager in overseeing workers' compensation claims and ensuring efficient processes are in place for claim management. This position offers an excellent opportunity to contribute to the development of standard operating procedures and work collaboratively with third-party administrators. Key Responsibilities:<ul><li>Provide day-to-day administrative support to the Risk Team, including scheduling meetings, preparing documents, and managing calendars.</li><li>Coordinate and track team projects, deadlines, and deliverables, ensuring timely completion and proper documentation.</li><li>Assist in preparing reports, presentations, and correspondence related to risk management activities.</li><li>Maintain records of communications and data pertinent to risk assessments and compliance.</li><li>Liaise effectively with other departments, stakeholders, and external partners in a professional manner.</li><li>Handle confidential information with discretion.</li><li>Manage incoming calls and inquiries, prioritize urgent matters, and respond appropriately.</li><li>Perform general office duties such as document filing, expense reporting, and supply ordering.</li></ul>• Assist the Risk Manager in managing and resolving approximately 200 active workers' compensation claims.• Develop and implement standard operating procedures for workers' compensation programs. • Provide administrative support for claims management, including documentation and reporting. • Offer bilingual support in Spanish, if applicable, to enhance communication with diverse employee groups.
2026-03-06T00:00:00Z

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.
2026-03-05T00:00:00Z

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

Pasadena, CA
onsite
Temporary
19 - 21 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 send your resume to schedule an interview.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.
2026-02-18T00:00:00Z

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

Office Admin

Seal Beach, CA
onsite
Temporary
19.95 - 23.1 USD / Hourly
We are looking for a dedicated Office Admin to join our team in Seal Beach, California. In this role, you will provide essential administrative support, ensuring smooth operations within a non-profit environment. This is a long-term contract position that requires attention to detail, strong communication skills, and the ability to manage multiple tasks efficiently. Responsibilities: • Process documents related to stock transfers and membership updates, maintaining accurate resident databases. • Coordinate inspection requests between sales offices, escrow companies, and relevant departments. • Prepare and distribute escrow packets, financial demands, and payment documentation for processing. • Assist new stockholders by distributing welcome materials, identification cards, and carport assignments. • Manage the preparation of stock certificates, membership records, and associated file maintenance forms. • Support annual meetings and year-end mailings by organizing necessary documentation and materials. • Administer programs such as Pet Registration and Caregiver Pass, ensuring compliance with procedures. • Handle inquiries from residents, staff, and visitors, providing accurate information and assistance. • Maintain confidentiality while effectively organizing and prioritizing tasks. • Monitor inventory levels and petty cash, ensuring supplies are readily available.
2026-03-06T00:00:00Z

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 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