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16 results for 20 Hours Part Time Executive Assistant in Rancho Cucamonga, CA

Part Time Administrative Assistant

Beverly Hills, CA
onsite
Temporary / Contract
30 - 35 USD / Hourly
Part Time Administrative Bookkeeper / Office Support Coordinator (Beverly Hills)A wholesale trade company is seeking a part-time Administrative Bookkeeper / Office Support Coordinator to provide administrative and operational support with a strong emphasis on bookkeeping and financial recordkeeping. This role requires you to be onsite 2 days a week, the days are flexible. Key Responsibilities:<ul><li>Prepare customer invoices and maintain accurate billing records</li><li>Compile and distribute weekly accounts receivable reports</li><li>Follow up with customers regarding outstanding invoices and payment status</li><li>Assist with order-related profit analysis and reporting</li><li>Support accounts payable processing, including preparation of vendor checks</li><li>Perform bank reconciliations and maintain cash flow tracking</li><li>Prepare weekly and monthly financial and administrative reports</li><li>Assist with monthly profit and loss statements and balance sheet reporting</li><li>Process payroll-related documentation, including 941 payroll preparation</li><li>Coordinate with the external accountant regarding year-end financial statements</li><li>Maintain organized financial files, spreadsheets, and administrative records</li><li>Provide general administrative support related to accounting and office operations</li></ul>Compensation:<ul><li>$30-$35 per hour</li></ul>Qualifications:<ul><li>Minimum Associate degree required</li><li>At least 5 years of experience in a corporate environment</li><li>Strong proficiency in Outlook, Excel, Microsoft Office Suite, and advanced QuickBooks Desktop</li><li>Advanced spreadsheet and reporting skills</li><li>Strong organizational, follow-up, and administrative coordination skills</li></ul>
2026-06-05T00:00:00Z

Executive Assistant

Glendale, CA
onsite
Temporary / Contract
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. For immediate consideration apply today!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
2026-06-04T00:00:00Z

Executive Assistant

San Bernardino, CA
onsite
Temporary / Contract
25.3365 - 31 USD / Hourly
We are looking for an experienced and highly organized Executive Assistant to support senior leadership within a mission-driven nonprofit in San Bernardino, California. This Long-term Contract position is ideal for a proactive individual who can balance executive support, project coordination, and day-to-day administrative operations with sound judgment and discretion. The right candidate will be comfortable managing changing priorities, maintaining accurate records, and helping leadership stay organized and prepared. Responsibilities: • Manage a dynamic executive calendar, adjusting appointments and priorities to keep leadership aligned with daily and long-range commitments. • Coordinate business travel from start to finish, including itineraries, lodging, transportation, and related scheduling details. • Prepare and submit expense documentation accurately and on schedule while keeping supporting records organized. • Plan and facilitate meetings by arranging schedules, developing agendas, distributing materials, and ensuring follow-up items are tracked. • Provide administrative support for special assignments and organization-wide initiatives as directed by executive leadership. • Act as a central contact for communications, helping route information effectively between internal teams and external stakeholders. • Partner with other administrative staff to maintain efficient office operations and consistent support across the organization. • Organize confidential files, records, and documentation with a strong focus on accuracy, accessibility, and discretion. • Improve and maintain administrative workflows that promote structure, consistency, and operational efficiency. • Anticipate executive needs, prioritize competing requests, and respond to shifting deadlines with professionalism.
2026-06-08T00:00:00Z

Executive Assistant

Irvine, CA
onsite
Temporary / Contract
33.25 - 38.5 USD / Hourly
We are looking for an experienced and highly organized Executive Assistant to support senior executives in a dynamic work environment. This long-term contract position is based in Irvine, California, and offers the opportunity to play a pivotal role in ensuring seamless operations and communication within the organization. The ideal candidate will excel at managing schedules, coordinating travel, and handling confidential information with professionalism. Responsibilities: • Manage and maintain executives’ calendars, ensuring optimal scheduling and conflict resolution. • Coordinate travel arrangements, including booking transportation, preparing detailed itineraries, and assisting with expense report submissions. • Handle sensitive documents and confidential information with the utmost discretion and care. • Oversee general office functions, such as ordering supplies and providing leadership to administrative support staff. • Act as a key point of contact between executives and internal or external stakeholders, fostering effective communication. • Assist with special projects by organizing resources, tracking progress, and ensuring timely completion. • Respond to inquiries and provide support through inbound and outbound calls, ensuring exceptional customer service. • Maintain accurate records and documentation for various administrative processes. • Support the development and implementation of efficient office procedures to enhance productivity.
2026-06-11T00:00:00Z

Executive Assistant

Pasadena, CA
onsite
Temporary / Contract
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. Apply today for immediate consideration. 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
2026-06-04T00:00:00Z

Executive Assistant

Los Angeles, CA
onsite
Temporary / Contract
28.5 - 30 USD / Hourly
We are looking for an organized and proactive Executive Assistant to support senior leadership at a nonprofit organization in Los Angeles, California. This Contract position requires someone who can manage competing priorities, maintain smooth daily operations, and provide dependable administrative support in a fast-paced environment. The ideal candidate brings strong judgment, attention to detail, and the ability to coordinate schedules, travel, and meetings effectively. Responsibilities: • Manage complex executive calendars, schedule appointments, and resolve conflicts to keep leadership priorities on track. • Arrange business travel, including itineraries, transportation, lodging, and related logistics for executive team members. • Coordinate meeting details from planning through follow-up, including preparing agendas, confirming attendees, and organizing materials. • Serve as a key administrative partner to executives by monitoring deadlines, tracking action items, and supporting day-to-day operations. • Communicate with internal and external stakeholders in a clear and detail-focused manner on behalf of leadership. • Prepare correspondence, reports, and presentation materials while ensuring accuracy and timely delivery. • Maintain organized records and documentation to support efficient access to important information. • Assist with special projects and operational tasks as needed to help the leadership team function effectively.
2026-06-08T00:00:00Z

Executive Assistant

Manhattan Beach, CA
onsite
Temporary to Hire
38 - 50 USD / Hourly
We are looking for an Executive Assistant to support leadership within a fast-paced corporate environment in California. This contract opportunity is ideal for an experienced, detail-focused candidate who excels at keeping schedules organized, coordinating complex travel plans, and ensuring executive meetings run smoothly. The right candidate will bring strong judgment, attention to detail, and the ability to anticipate needs while managing competing priorities effectively. Responsibilities:• Manage executive calendars by prioritizing appointments, resolving scheduling conflicts, and ensuring leaders are prepared for daily commitments• Organize domestic and potentially international travel plans, including flights, lodging, ground transportation, and itinerary preparation• Coordinate meeting logistics for executive sessions by securing rooms, confirming attendees, and distributing relevant materials in advance• Track schedule changes and communicate updates promptly to internal and external participants to maintain alignment• Support day-to-day administrative activities that help executives remain focused on business priorities• Prepare detailed travel agendas and confirm reservations to ensure seamless business travel experiences• Partner with stakeholders across the organization to align timelines, meeting needs, and executive availability
2026-06-09T00:00:00Z

Executive Assistant

Westwood, CA
onsite
Temporary / Contract
28 - 38 USD / Hourly
We are seeking a polished and highly organized Executive Assistant to provide high-level administrative support to senior leadership in West LA. This role is ideal for a proactive candidate who can manage complex schedules, handle confidential information with discretion, and thrive in a fast-paced environment. The Executive Assistant will play a critical role in supporting day-to-day executive operations, ensuring efficiency, professionalism, and strong communication across internal and external contacts. Key Responsibilities:<ul><li>Provide high-level administrative support to executive leadership</li><li>Manage complex calendars, meetings, and appointment scheduling</li><li>Coordinate travel arrangements, itineraries, and expense reporting</li><li>Prepare correspondence, presentations, reports, and other documents</li><li>Screen calls, emails, and inquiries and respond or route appropriately</li><li>Organize meetings, take notes, and follow up on action items</li><li>Maintain confidential files, records, and sensitive information</li><li>Serve as a liaison between executives and internal or external stakeholders</li><li>Support special projects and assist with office coordination as needed</li></ul>
2026-06-11T00:00:00Z

Executive Assistant

Los Angeles, CA
onsite
Temporary / Contract
35 - 40 USD / Hourly
Robert Half is looking to fill a temporary Executive Assistant position from 7/7-7/24. You will cover a vacation leave and will support the President of a creative marketing agency. The ideal candidate is high energy, highly organized, proactive, and an excellent communicator who can thrive in a fast-paced environment and provide seamless executive support. Hours are 8am-5pm and parking is covered. Key Responsibilities<ul><li>Manage a complex calendar, including scheduling, rescheduling, and prioritizing meetings across Pacific and Eastern time zones</li><li>Provide timely meeting reminders, including 10-minute and 1-minute alerts before meetings using cell phone and Slack</li><li>Coordinate lunch and dinner reservations</li><li>Monitor and respond to incoming communications via email and Slack, escalating urgent or high-priority matters as needed</li><li>Arrange travel through the company’s travel agent, including flights, hotels, and ground transportation</li><li>Collect and organize receipts for expense reporting</li><li>Provide general executive support to ensure smooth daily operations during the coverage period</li></ul>
2026-06-04T00:00:00Z

Executive Assistant

Beverly Hills, CA
onsite
Temporary / Contract
40 - 48 USD / Hourly
A small real estate development company located in Beverly Hills is looking for an Executive Assistant to support two very busy entrepreneurs/executives. Job duties will be to answer the phones, schedule appointments and meetings, coordinate conference calls, respond to client emails and handle client follow up, and run errands. Additional duties will be to build PowerPoint presentations, organize the office, conduct research, reach out to vendors, and complete special administrative projects. Every day is different, so the ability to change gears and work independently is a must! This is an onsite position and hours are 8am-5pm Monday-Friday. Robert Half is looking for a tech savvy candidate who considers themselves very strong in Microsoft Office Suite. At least 5 years of administrative experience is required. The Executive Assistant position is starting out as a 6 month contract role, with the chance to turn permanent.
2026-06-12T00:00:00Z

Part Time Payroll Clerk

Chino Hills, CA
onsite
Temporary / Contract
29 - 34 USD / Hourly
Payroll Clerk (Part-Time)Location: OnsiteSchedule: Tuesday, Wednesday, Thursday | 8:00 AM – 4:30 PM (24 hours/week)Duration: Temporary Assignment through approximately October/NovemberPay Rate: $29–$34/hourAbout the OpportunityEarth Tek is seeking a dependable and experienced Payroll Clerk to provide temporary support during a leave of absence. This position is critical to ensuring payroll operations continue smoothly while supporting the Controller and HR team during a busy period. The ideal candidate will be able to step in quickly with minimal training and independently manage payroll responsibilities.Key ResponsibilitiesPayroll Processing<ul><li>Process weekly payroll for approximately 81 employees using SurePayroll</li><li>Review, audit, and cost-code employee timecards</li><li>Enter payroll data and ensure accuracy of payroll calculations</li><li>Balance payroll between systems and submit payroll on schedule</li><li>Print and process live checks as needed</li><li>Manage direct deposits and payroll-related adjustments</li></ul>Compliance & Reporting<ul><li>Process certified payroll reports for prevailing wage projects</li><li>Submit required reports through LCPtracker</li><li>Ensure compliance with DIR reporting requirements</li><li>Maintain payroll records and supporting documentation</li></ul>Payroll Administration<ul><li>Process Workers’ Compensation payments</li><li>Process 401(k) contributions</li><li>Administer child support payments and wage garnishments</li><li>Process monthly commission payments</li><li>Assist with payroll-related reporting and documentation</li></ul>Required Qualifications<ul><li>Previous experience processing payroll independently</li><li>Certified payroll experience required</li><li>Experience with DIR reporting and LCPtracker</li><li>Experience processing weekly payroll preferred</li><li>Strong attention to detail and accuracy</li><li>Ability to work independently with minimal supervision</li></ul>
2026-06-04T00:00:00Z

Executive Assistant to the CEO

Beverly Hills, CA
onsite
Temporary to Hire
125000 - 150000 USD / Yearly
We are looking for an experienced Executive Assistant to provide high-level support for a global entertainment firm with offices in Beverly Hills. This opportunity is ideal for an experienced, detail-focused candidate who thrives in a fast-paced corporate entertainment environment and knows how to manage complex executive needs with discretion and precision. The role centers on executive administration, including calendar oversight, travel coordination, meeting preparation, and select personal support responsibilities. Qualified candidates must have entertainment experience and experience supporting C-level executives. Responsibilities:• Manage a demanding executive calendar by coordinating appointments, resolving scheduling conflicts, and ensuring day-to-day priorities are aligned.• Arrange complex domestic and international travel, including flights, ground transportation, car service, and private aviation logistics when needed.• Prepare executives for meetings by organizing materials, developing high-quality PowerPoint presentations, and supporting board-related documentation.• Serve as a point of contact for senior leaders, external partners, and high-profile talent while maintaining discretion and confidentiality.• Handle expense reporting and reimbursement processing accurately using designated corporate systems and established timelines.• Coordinate calls, virtual meetings, and in-person sessions through platforms such as Zoom and Slack, ensuring all logistics are in place.• Provide administrative support across routine executive functions, including correspondence management, meeting scheduling, and daily workflow organization.• Assist with occasional personal support tasks such as arranging personal travel and helping coordinate property-related needs as requested.
2026-05-18T00:00:00Z

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.
2026-06-11T00:00:00Z

Human Resources (HR) Assistant

Van Nuys, CA
onsite
Temporary / Contract
23 - 27 USD / Hourly
We are looking for a detail-oriented Human Resources Assistant to support a short-term Contract assignment in Van Nuys, California. This role will focus on organizing employee records, verifying documentation, and assisting with onboarding-related paperwork in a fast-paced healthcare environment. The assignment is expected to last at least two weeks, with the potential to continue until the project is completed. Key Responsibilities:• Review a high volume of employee files each day to confirm records are complete and properly organized.• File and maintain licenses, certifications, and other personnel documents with accuracy and confidentiality.• Examine HR records for missing forms or incomplete paperwork and flag items that require follow-up.• Support the onboarding process by helping prepare and complete orientation documentation for new hires.• Enter and update license and credential details within the HR information system.• Maintain orderly file management practices to help the team process a large backlog of personnel records.• Handle sensitive employee information in accordance with privacy and compliance standards. Benefits: Health, Dental, Vision, 401k, and Sick Time Off.
2026-06-11T00:00:00Z

HR Assistant

Monrovia, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
We currently have ongoing Opportunities for highly skilled and motivated Human Resources Assistants who are deeply passionate about growing at a large company. The HR Assistant will be responsible for handling a variety of personnel related administrative tasks and will provide clerical support to the HR department and employees regarding human resources related activities, policies, processes, and procedures. Please apply today for immediate consideration. · Perform administrative duties, such as maintaining employee database and sorting emails for the HR department· Maintain proper records of employee attendance and leaves· Assist HR Manager in policy formulation, hiring and salary administration· Submit online job postings, shortlist candidates and schedule job interviews· Coordinate orientation and training sessions for new employees· Ensure smooth communication with employees and timely resolution to their queries
2026-06-04T00:00:00Z

HR Assistant

Pasadena, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
We currently have ongoing Opportunities for highly skilled and motivated Human Resources Assistants who are deeply passionate about growing at a large company. The HR Assistant will be responsible for handling a variety of personnel related administrative tasks and will provide clerical support to the HR department and employees regarding human resources related activities, policies, processes, and procedures. For immediate consideration apply today! · Perform administrative duties, such as maintaining employee database and sorting emails for the HR department· Maintain proper records of employee attendance and leaves· Assist HR Manager in policy formulation, hiring and salary administration· Submit online job postings, shortlist candidates and schedule job interviews· Coordinate orientation and training sessions for new employees· Ensure smooth communication with employees and timely resolution to their queries
2026-06-04T00:00:00Z