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36 results for Executive Personal Assistant in Ontario, CA

Office Assistant

Pomona, CA
onsite
Temporary / Contract
21 - 24 USD / Hourly
We are looking for a detail-oriented Office Assistant to provide dependable administrative support for a busy team in Pomona, California. This Office Assistant position is well suited for someone who enjoys keeping records accurate, managing documents efficiently, and helping day-to-day office operations run smoothly. The ideal candidate is organized, comfortable handling clerical tasks, and able to maintain accuracy while working with files, schedules, and billing-related information. Key Responsibilities:• Enter, revise, and retrieve information across databases, billing platforms, and departmental records to keep data current and accessible.• Maintain organized files, activity logs, scheduling records, and department-specific reports while ensuring documentation is stored properly.• Review charts, forms, and related materials for accuracy, completeness, and adherence to established procedures before finalizing or distributing them.• Prepare routine correspondence, memos, copies, and appointment schedules to support daily office operations.• Gather client financial details and supporting paperwork, update billing records, and help ensure account information remains accurate.• Handle general clerical duties such as scanning, imaging, indexing, filing, collating, and retrieving documents as needed.• Process incoming and outgoing mail, distribute materials to the appropriate parties, and maintain supply and form inventory for the office.• Organize, update, research, and archive office records in accordance with retention and file maintenance practices.• Follow workplace safety standards, required regulations, and departmental protocols while completing assigned tasks. Benefits: Medical, Dental and Vision Insurance. 401K Retirement, Sick Time Off and Tuition Reimbursement.
2026-06-02T00:00:00Z

Legal Assistant

Irvine, CA
onsite
Temporary to Hire
31.6635 - 36.663 USD / Hourly
We are looking for a Legal Assistant to join a busy law firm team, supporting attorneys across matters involving construction, commercial disputes, government contracts, surety, and bankruptcy. This permanent, onsite role is a contract position with the potential to become permanent and is well suited for someone who thrives in a fast-moving legal environment, manages competing priorities with precision, and brings a strong service mindset to attorney support. The position offers the opportunity to contribute to a collaborative practice while building toward long-term growth. Responsibilities: • Prepare, proofread, and finalize pleadings, correspondence, and other legal documents for filing and distribution. • Maintain accurate case calendars and monitor litigation deadlines to help ensure timely filings and responses. • Research court rules, procedural requirements, and filing timelines using available legal and court resources. • Communicate with courts and related offices regarding filing status, scheduling matters, and case updates. • Coordinate depositions by arranging dates, confirming participants, and managing supporting logistics. • Provide day-to-day legal and administrative assistance for multiple attorneys across several practice areas. • Support document handling and case organization through systems such as iManage, SurePoint, Microsoft Office, and Adobe Acrobat. • Assist with additional office and case support tasks such as file intake, matter opening, invoice entry, time entry, and reimbursement processing when needed.
2026-05-04T00:00:00Z

Legal Assistant

Los Angeles, CA
onsite
Permanent / Full Time
90000 - 120000 USD / Yearly
A well-known national litigation firm is hiring a Legal Assistant to join its Los Angeles office. This is a great opportunity to join a firm with an outstanding reputation and a team that truly enjoys working together. The LA office is collaborative, supportive, and easygoing. Many team members have been with the firm for 20+ years, which speaks to the culture and stability. Leadership is approachable and steps in when needed, creating a genuinely positive environment. This role offers a hybrid schedule with 3 days onsite after the firm's 30-day initial training period. What you will do:<ul><li>Scheduling meetings, calendaring court deadlines, and coordinating travel</li><li>State, Federal, and Appellate Court filings</li><li>Format, draft, and finalize legal documents</li><li>Assist with trial preparation</li><li>Conflict checks</li></ul> What they are looking for:<ul><li>7+ years of California litigation experience</li><li>Experience filing with state, federal, and appellate courts</li><li>Calendaring litigation deadlines</li><li>Ability to work onsite in Century City, CA, at least 3 days per week</li></ul> Compensation:<ul><li>Salary range: $90,000 to $120,000 DOE</li><li>Benefits: PPO medical, dental, vision, HSA & FSA options, 401(K) and firm % yearly contribution, PTO, sick days, paid holidays, paid parking, short-term and long-term disability insurance, life insurance, and more!</li></ul>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>
2026-05-29T00:00:00Z

Sr. Administrative Assistant

Azusa, CA
onsite
Temporary / Contract
24.7 - 28.6 USD / Hourly
We are looking for an experienced Sr. Administrative Assistant to support leadership and operational teams in a fast-paced non-profit environment in California. This Long-term Contract position requires a highly organized, detail-oriented individual who can manage executive coordination, maintain confidential records, and keep critical activities on track. The ideal candidate will bring strong administrative judgment, excellent communication skills, and the ability to handle multiple priorities with accuracy. Responsibilities: • Serve as a key point of coordination between leadership and internal teams, helping ensure clear communication and strong working relationships across departments. • Manage calendars, scheduling needs, and shifting priorities for leadership while tracking upcoming deadlines, meetings, and commitments. • Organize leadership and operations meetings by preparing agendas and materials, arranging meeting space, coordinating attendees, and supporting presentation needs. • Record meeting notes, document follow-up items, and help drive completion of action steps after discussions and planning sessions. • Arrange travel, conference registration, lodging, and related expense documentation for leadership and contracted personnel. • Create, update, and safeguard electronic files, reports, correspondence, and other business documents using Microsoft Office and related tools. • Provide administrative support for events and departmental activities, including presentation materials, attendance tracking, meeting packets, and external speaker coordination. • Submit service requests for office equipment, technical support, and facility maintenance issues to ensure timely resolution of operational needs. • Maintain organized records, support compliance tracking for required staff education, and carry out assigned projects in alignment with organizational policies and safety standards.
2026-06-03T00:00:00Z

Program Assistant

Los Angeles, CA
onsite
Temporary / Contract
19 - 22 USD / Hourly
Client is looking for a candidate to start ASAP as a Program Assistant for a Non-Profit Organiation. This is a full-time on site role, in Ladera Heights (LA 90056) Job: Program Assistant II Duties:Maintain new case files and keep track of all parent and provider files ordered.Organize and maintain filing system of fraud records and materials and maintain sufficient inventory of office supplies and equipment for individual unit.Maintain a daily log of all documents, ordered, copied and delivered to the various law enforcement agencies and law enforcement officials in Los Angeles CountyCoordinate and comply with all requests for information from other agencies (local law enforcement, DPSS, Housing Authority, etc.)Perform other duties as assigned. ExperienceMinimum two years general office.Experience working with parents receiving subsidized child care or social support services preferred, with a minimum one year of experience in a administrative or clerical support position. Education:High School diploma required.Associate of Arts degree in the Social Sciences field preferred; years of related work experience can be substituted for the AA degree.
2026-06-03T00:00:00Z

Accounting Assistant

Cerritos, CA
onsite
Temporary to Hire
22 - 23 USD / Hourly
We are looking for an Accounting Assistant to support day-to-day administrative and accounting operations of our client's corporate office in Cerritos, California. This opportunity is ideal for someone who enjoys keeping financial records organized, handling office support tasks, and assisting a busy accounting team with accuracy and efficiency. The role combines clerical coordination, document management, deposit preparation, and accounts payable support in an organized office environment. Responsibilities:• Manage incoming and outgoing mail by collecting, sorting, opening, and distributing correspondence throughout the office.• Review received checks, identify the appropriate entity, and document the information accurately for processing and tracking.• Prepare and organize bank deposits for remote deposit capture and enter related deposit details into internal spreadsheets.• Coordinate shipping activity, including arranging and tracking FedEx packages as needed.• Scan accounting and administrative documents, confirm image quality, and ensure complete records are captured.• Provide support to the accounts payable function through invoice copying, scanning, filing, and expense report documentation.• Create and format letters, reports, and other written materials requested by accounting leadership and office staff.• Maintain orderly department files, archive year-end accounting records for storage, and assist with additional administrative projects as assigned.
2026-06-02T00:00:00Z

Accounting Assistant

Santa Fe Springs, CA
onsite
Temporary / Contract
27 - 28 USD / Hourly
We are looking for an Accounting Assistant to support day-to-day accounts payable/accounts receivable operations for a distribution organization in Santa Fe Springs, California. This Long-term Contract opportunity is ideal for someone who brings strong transactional accounting experience and can manage a high volume of financial activity with accuracy and consistency. The role will contribute to both payables and receivables functions while helping maintain dependable records across banking and general accounting processes. Responsibilities:• Oversee the shared accounts payable mailbox, prioritize incoming items, and respond promptly to invoice and payment-related requests.• Partner with department contacts to secure timely authorization for vendor invoices, employee expenses, and other disbursement items.• Enter, verify, and post accounts payable activity, including vendor invoices and multiple forms of payment such as checks and wires.• Apply incoming customer payments to the correct accounts and maintain accurate accounts receivable records.• Update banking activity and assist with balancing account transactions to support reliable reconciliations.• Document and monitor tariff-related charges in alignment with internal accounting guidelines and reporting needs.• Provide additional accounting support as priorities shift, including assistance tied to operational changes and evolving workflows.• Help maintain organized financial documentation and ensure records are complete, accessible, and audit-ready.
2026-06-03T00:00:00Z

Accounting Assistant

Fullerton, CA
onsite
Temporary to Hire
24 - 25 USD / Hourly
We are looking for an Accounting Assistant to join a manufacturing organization in Fullerton, California on a contract basis with the potential for a permanent role. This position supports both payables and receivables operations, helping maintain accurate financial records and timely transaction processing. The ideal candidate is detail-oriented, organized, and comfortable handling a mix of invoice, payment, and general accounting tasks in a fast-paced environment. Responsibilities: • Enter supplier invoices into the accounting system with a high degree of accuracy and attention to detail. • Reconcile purchase orders, invoices, and payment records to confirm transactions are complete and properly supported. • Maintain organized digital records by scanning and filing invoice documentation for audit readiness and future reference. • Work with vendors and internal purchasing teams to investigate and resolve billing differences or pricing issues. • Coordinate scheduled and off-cycle payment runs while ensuring disbursements are processed correctly and on time. • Secure approvals for invoices outside the purchase order process and apply appropriate general ledger classifications. • Record incoming customer payments promptly and allocate receipts accurately within the accounting system. • Prepare customer billing from shipping documentation and issue invoices on a daily basis. • Review employee expense submissions for required support and policy compliance, and assist with journal entry processing or other accounting projects as needed.
2026-05-29T00:00:00Z

Accounting Assistant

Monrovia, CA
onsite
Temporary / Contract
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.
2026-05-20T00:00:00Z

Accounting Assistant

Riverside, CA
onsite
Temporary / Contract
19.7885 - 25 USD / Hourly
We are looking for an Accounting Assistant to support both financial operations and administrative coordination for a mission-driven organization in Moreno Valley, California. This Long-term Contract position is ideal for someone who is comfortable balancing daily accounting tasks with hands-on office support in a fast-paced, service-oriented environment. The role offers the opportunity to contribute to accounts payable, accounts receivable, reporting support, and general administrative needs while working with teams that serve vulnerable populations. Responsibilities:• Process outgoing payments accurately, including invoice review, coding, and check handling for accounts payable activities.• Record incoming funds and maintain accounts receivable activity with a strong focus on high-volume transactions tied to grants, housing, and assistance programs.• Reconcile financial records and support routine balancing tasks to help maintain accurate accounting data.• Assist with gathering, organizing, and preparing information needed for internal reports and operational tracking.• Provide day-to-day administrative support to department leadership and respond to shifting team priorities as needed.• Maintain financial documentation and related records in an orderly manner to support compliance and audit readiness.• Use QuickBooks Online to enter, update, and monitor accounting information across assigned workflows.• Support cross-functional tasks and special projects that help keep office and finance operations running smoothly.
2026-05-21T00:00:00Z

Human Resources (HR) Assistant

Los Angeles, CA
onsite
Temporary / Contract
25 - 27 USD / Hourly
We are looking for a dependable Human Resources (HR) Assistant to support day-to-day HR operations for a non-profit client located in west Los Angeles. This long-term contract opportunity is ideal for someone who can help keep essential people processes running smoothly in a fast-paced environment with immediate staffing needs. The role will assist with employee support, hiring coordination, and administrative HR tasks while working closely with the broader human resources team. Responsibilities:• Support daily human resources activities by organizing records, responding to routine employee inquiries, and helping maintain accurate personnel documentation.• Coordinate onboarding tasks for new hires, including preparing paperwork, tracking required documents, and ensuring pre-employment steps are completed on time.• Assist with pre-employment screening processing and follow up with candidates or internal stakeholders to resolve missing information.• Maintain and update employee data within the HRIS, ensuring information is entered correctly and kept current.• Partner with HR team members to schedule interviews, meetings, and other employment-related activities as needed.• Provide administrative support for employee relations matters by preparing files, tracking cases, and helping route issues to appropriate HR staff.• Help manage high-volume HR workflows so critical agency support and core personnel operations continue without disruption.
2026-06-01T00:00:00Z