16 Results for 20 Hours Part Time Executive Assistant Jobs in San Ramon, CA

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Part-Time Office Assistant

San Ramon, CA
onsite
Temporary / Contract
24 - 28 USD / Hourly
About Robert Half:Robert Half is a specialized talent solutions and staffing firm that connects skilled professionals with leading companies across a variety of industries. Our team partners with organizations throughout the Bay Area to support hiring needs in Administrative, Customer Service, Finance & Accounting, Human Resources, and other professional disciplines. This is not an active opening with a specific client at this time. We are proactively connecting with Office Assistants interested in upcoming temporary and temp-to-hire opportunities. By applying, you'll have the chance to be considered for future roles that match your skills and career goals. Robert Half client is seeking a reliable and detail-oriented Part-Time Office Assistant to support daily office operations and help keep the team organized and efficient. This is an ongoing opportunity ideal for a professional who thrives in a fast-paced environment and enjoys providing high-level administrative support.Key Responsibilities:<ul><li>Manage calendars, schedule meetings, and coordinate appointments</li><li>Answer and direct phone calls and emails professionally</li><li>Prepare correspondence, reports, and other documents</li><li>Maintain filing systems and accurate records</li><li>Order office supplies and support general office operations</li><li>Assist with data entry, expense reports, and invoice processing</li><li>Support internal teams with administrative projects and workflow coordination</li><li>Greet visitors and provide front-office support as needed</li></ul> If you are interested in this Office Assistant position, please submit your resume today to be considered!
2026-10-02T00:00:00Z

Executive Assistant

Santa Clara, CA
onsite
Temporary to Hire
35.625 - 41.25 USD / Hourly
We are looking for an Executive Assistant to support daily business operations and provide high-level administrative coordination in Santa Clara, California. This contract opportunity is ideal for a resourceful individual who can balance executive support, office logistics, and cross-functional coordination in a hybrid work environment. The role works closely with leadership to keep schedules, meetings, visitors, and operational activities organized and running efficiently. Responsibilities: • Coordinate executive calendars, arrange meetings, and manage reservations and occasional travel planning to support day-to-day priorities. • Oversee office readiness by maintaining shared spaces, preparing meeting rooms, and helping create a welcoming environment for employees and guests. • Administer vendor-related activities, including tracking agreements, renewals, and ongoing service needs. • Prepare and submit expense documentation accurately while supporting filing, recordkeeping, and data entry tasks. • Organize recurring team meetings and assist with notes, follow-up items, and scheduling logistics. • Support the development and formatting of presentations, reports, and other business documents using Microsoft Office tools. • Assist with onboarding coordination and help manage internal events, including hospitality, scheduling, and operational details. • Arrange accommodations and provide attentive support for visiting employees, board members, and other senior guests. • Use Salesforce and related systems to help maintain internal workflows and complete ad hoc projects assigned by leadership.
2026-10-14T00:00:00Z

Executive Assistant

San Jose, CA
onsite
Temporary / Contract
38 - 45 USD / Hourly
<ul><li>Provide comprehensive administrative and operational support to the CEO and other C-level executives.</li><li>Own and manage complex, dynamic calendars, including scheduling across multiple time zones, prioritizing competing requests, and proactively resolving conflicts.</li><li>Coordinate internal and external meetings with senior executives, Board members, investors, customers, partners, and other key stakeholders.</li><li>Ensure executives are fully prepared for meetings by coordinating agendas, briefing materials, presentations, and other relevant information.</li><li>Manage domestic and international travel arrangements, itineraries, accommodations, transportation, and last-minute changes.</li><li>Serve as a trusted point of contact and gatekeeper, exercising exceptional judgment and discretion when managing executive communications and access.</li><li>Track follow-ups, action items, and commitments to ensure important priorities stay on track.</li><li>Coordinate leadership meetings, Board meetings, offsites, conferences, and other executive events.</li><li>Handle highly confidential and sensitive information with professionalism and discretion.</li><li>Anticipate executive needs and proactively identify potential scheduling, logistical, or organizational issues before they arise.</li><li>Partner closely with other Executive Assistants and administrative teams to ensure seamless coordination across the executive organization.</li><li>Support special projects and other strategic or administrative priorities as needed.</li></ul>
2026-10-06T00:00:00Z

Executive Assistant

San Jose, CA
onsite
Temporary / Contract
38 - 44 USD / Hourly
We are looking for an Executive Assistant to provide high-level administrative support to leadership in San Jose, California. This Long-term Contract position focuses on keeping executive schedules organized, coordinating complex travel plans, and ensuring meetings run smoothly. The ideal candidate is detail-oriented, proactive, and comfortable managing multiple priorities in a fast-paced environment. Responsibilities: • Manage executive calendars by scheduling appointments, adjusting priorities, and resolving conflicts to support daily operations. • Arrange domestic and international travel, including flights, lodging, ground transportation, and itinerary preparation. • Coordinate travel logistics and update plans quickly when schedules, meetings, or reservations change. • Organize executive meetings by preparing agendas, confirming attendance, reserving meeting space, and handling related logistics. • Serve as a key administrative partner to leadership by anticipating needs and helping maintain efficient workflows. • Track important dates, appointments, and follow-up items to ensure commitments are completed on time.
2026-10-13T00:00:00Z

Executive Assistant

Palo Alto, CA
onsite
Temporary / Contract
30 - 50 USD / Hourly
We’re looking for a sharp, proactive Executive Assistant who thrives in a fast-paced environment and knows how to keep senior leaders organized, prepared, and focused.What You’ll Be Doing:<ul><li>Manage complex calendars, meetings, and scheduling</li><li>Coordinate domestic and international travel</li><li>Prepare reports, presentations, and executive communications</li><li>Manage expenses and confidential information</li><li>Coordinate leadership meetings, events, and special projects</li><li>Anticipate priorities and keep executives one step ahead</li></ul>
2026-10-02T00:00:00Z

Executive Assistant

South San Francisco, CA
onsite
Temporary / Contract
35 - 45 USD / Hourly
Robert Half is working with one of our top client to identify a interim EA We are seeking a polished and detail-oriented Executive Assistant to support the Teaching & Learning Department. This is an excellent opportunity for an experienced administrative professional to work closely with district leadership, support educational initiatives, and help ensure the department operates efficiently. The ideal candidate is proactive, resourceful, and comfortable managing competing priorities while handling confidential information with professionalism and discretion. Strong calendar management, communication, and organizational skills are essential, along with proficiency in Microsoft Office and collaboration tools. Key Responsibilities<ul><li>Provide high-level administrative and executive support to department leadership within the Teaching & Learning Department.</li><li>Manage complex calendars, coordinate meetings, and organize appointments, ensuring schedules remain accurate and up to date.</li><li>Coordinate meetings with district administrators, school site leaders, staff, and other stakeholders.</li><li>Prepare, format, proofread, and maintain correspondence, reports, presentations, meeting agendas, and other departmental documents.</li><li>Support virtual and in-person meetings through scheduling, invitations, materials preparation, and follow-up communications.</li><li>Maintain organized electronic files, records, and documentation while ensuring confidentiality and accuracy.</li><li>Monitor incoming communications, prioritize requests, and facilitate timely follow-up on important matters.</li><li>Assist with departmental projects, special assignments, and administrative initiatives related to teaching, learning, and educational programs.</li><li>Troubleshoot scheduling conflicts and technology-related calendar issues, including Outlook and Zoom, to maintain seamless coordination.</li><li>Track deadlines, action items, and deliverables to help ensure projects and departmental priorities remain on schedule.</li><li>Serve as a professional point of contact for internal staff and external partners, providing responsive and courteous administrative support.</li><li>Perform additional administrative duties as needed to support the overall effectiveness of the department.</li></ul>
2026-10-14T00:00:00Z

Executive Assistant

San Francisco, CA
onsite
Temporary / Contract
38 - 44 USD / Hourly
We are looking for an Executive Assistant to provide high-level support to senior leadership in a fast-paced environment. This long-term contract position is ideal for a highly organized, detail-oriented individual who can manage competing priorities, safeguard sensitive information, and keep executive operations running efficiently. The role will partner closely with internal teams and external stakeholders while helping drive meeting readiness, project follow-through, and seamless travel and event coordination. Responsibilities: • Oversee the President’s schedule by organizing appointments, prioritizing requests, and coordinating meetings, calls, and travel plans. • Prepare business materials such as correspondence, presentations, reports, agendas, and meeting documents for executive review and use. • Coordinate internal and external meetings, conferences, and events, including logistics, note-taking, and follow-up on key action items. • Support communication across departments by helping align cross-functional teams, monitoring project activity, and keeping stakeholders informed. • Track important initiatives, deadlines, and deliverables, ensuring updates are accurately maintained in relevant databases and progress is monitored. • Arrange domestic and international travel, including itineraries, travel documentation, schedules, and communication with involved teams. • Process and manage expense reporting for the President and the A&R department with accuracy and timeliness. • Serve as a liaison for A&R activities by attending recurring meetings, monitoring artist project progress, and tracking budgets, paperwork, recording milestones, and creative deliverables. • Partner with A&R and production contacts to help keep artist-related timelines on track, including credits, budgets, invoicing, and supporting documentation. • Identify opportunities to improve administrative workflows and provide support on special assignments and high-priority projects as needed.
2026-10-14T00:00:00Z

Executive Assistant

Mountain View, CA
onsite
Temporary / Contract
40 - 50 USD / Hourly
We are looking for an experienced Executive Assistant to provide high-level support in a fast-moving, in-office Contract position based in Jersey City, New Jersey. This assignment will focus on keeping an executive’s schedule, travel, and meeting preparation running smoothly while handling sensitive business and personal matters with sound judgment and discretion. The ideal candidate brings a proactive approach, strong relevant experience, and can adapt quickly as priorities shift throughout the day. Responsibilities: • Direct and maintain a complex executive calendar, balancing competing priorities and adjusting appointments quickly as business needs change. • Organize domestic and international travel arrangements, including flights, lodging, ground transportation, and detailed itineraries. • Track active travel plans in real time and respond to delays or changes with backup options to minimize disruption. • Prepare briefing materials, meeting documents, and supporting information in advance so the executive is fully equipped for each engagement. • Handle scheduling requests, routine correspondence, and time-sensitive personal coordination tasks with a high level of confidentiality. • Partner closely with internal team members, including office and operational support staff, to ensure seamless day-to-day coordination. • Confirm appointments, reservations, and logistics proactively to reduce last-minute issues and maintain a dependable workflow.
2026-10-14T00:00:00Z

Part-Time Workplace Coordinator

San Mateo, CA
onsite
Temporary / Contract
27.5 - 30 USD / Hourly
Robert Half has an exciting opportunity with an Ai company AI company in San Mateo. This temporary, part-time role is ideal for a highly organized, proactive professional who enjoys creating a welcoming, efficient, and well-maintained workplace. You will play an important role in supporting daily office operations, coordinating workplace services, assisting with onsite interviews, and ensuring employees and visitors have a positive office experience. If you enjoy wearing multiple hats, providing excellent customer service, and keeping an office running smoothly, this is a great opportunity to make an immediate impact on a collaborative team. Key Responsibilities<ul><li>Office Operations: Maintain an organized, professional, and welcoming office environment, ensuring conference rooms and common areas are clean, stocked, and ready for use.</li><li>Employee Amenities: Coordinate employee lunches by placing orders, confirming headcounts, arranging deliveries, setting up meals, and managing cleanup.</li><li>Inventory & Supplies: Monitor and replenish snacks, beverages, kitchen supplies, cleaning products, and general office materials. Place orders as needed to maintain adequate inventory.</li><li>Facilities Coordination: Serve as the onsite point of contact for maintenance requests, repairs, janitorial services, and other facility-related needs. Coordinate with property management and external vendors to resolve issues.</li><li>Visitor Management: Welcome guests, coordinate visitor access and passes, notify employees of arrivals, and assist visitors with navigating the office.</li><li>Interview Support: Help facilitate onsite candidate interviews by preparing meeting rooms, coordinating visitor access, managing NDA sign-in procedures, and ensuring candidates receive a professional welcome.</li><li>Employee Access & Parking: Coordinate office badges, parking permits, and parking validation as needed.</li><li>Mail & Deliveries: Receive, organize, and distribute incoming mail, packages, catering orders, and other office deliveries.</li><li>Vendor Coordination: Communicate with catering providers, office supply vendors, facilities teams, and other service providers to support daily workplace needs.</li><li>Issue Resolution: Troubleshoot routine office and workplace concerns, escalating urgent maintenance issues or technical problems to the appropriate contacts.</li></ul>
2026-10-14T00:00:00Z

Part-Time Workplace Coordinator

San Mateo, CA
onsite
Temporary / Contract
27 - 30 USD / Hourly
Robert Half is working with an exciting Ai company. We are seeking a reliable, organized, and personable Office Support Administrator to provide day-to-day administrative and workplace support for a San Mateo office. This is an excellent opportunity for someone with prior administrative, office coordination, receptionist, or workplace support experience who enjoys keeping an office organized, welcoming, and running smoothly. The ideal candidate will be highly organized, customer-service oriented, proactive, and comfortable interacting with employees, visitors, candidates, vendors, and building management. Key Responsibilities<ul><li>Coordinate employee lunches, including placing catering orders, confirming headcount, arranging deliveries, setting up meals, and managing cleanup.</li><li>Restock and organize snacks, beverages, kitchen supplies, and other shared office items.</li><li>Monitor office inventory and place orders for office, kitchen, janitorial, and other workplace supplies as needed.</li><li>Serve as the onsite point of contact for maintenance, repairs, janitorial services, and other facility-related needs.</li><li>Coordinate with property management, building management, and external vendors to resolve office and building concerns.</li><li>Manage visitor access by preparing visitor passes, greeting guests, notifying employees of arrivals, and assisting visitors with navigating the office.</li><li>Support onsite candidate interviews by preparing conference rooms, coordinating visitor access, managing NDA sign-ins, and ensuring candidates receive a welcoming experience.</li><li>Manage employee access needs, including office badges, parking permits, and parking validation.</li><li>Receive, sort, and distribute mail, packages, catering orders, and other office deliveries.</li><li>Maintain conference rooms and common areas, ensuring they remain clean, organized, stocked, and ready for use.</li><li>Coordinate with vendors for catering, office supplies, facilities services, and other workplace needs.</li><li>Troubleshoot routine office issues and escalate urgent, technical, or building-related concerns to the appropriate contact.</li><li>Provide general administrative and office support as needed.</li></ul>
2026-10-01T00:00:00Z

Part-Time Workplace Coordinator

South San Francisco, CA
onsite
Temporary / Contract
25 - 30 USD / Hourly
Part-time schedule Monday, Tuesday & Thursday 8AM - 5PM Robert Half has an exciting opportunity with an innovative AI and data technology company. We seeking a polished, organized, and service-minded Workplace Coordinator to help create a welcoming, efficient, and engaging office environment. This is an exciting part-time opportunity for someone who enjoys being the go-to person in the workplace—keeping the office running smoothly, supporting employees and visitors, coordinating vendors, and making sure the day-to-day office experience is exceptional. What You’ll Do<ul><li>Serve as the friendly and professional face of the workplace, welcoming employees, candidates, clients, and visitors.</li><li>Manage day-to-day office operations and ensure the workplace is clean, organized, stocked, and ready for employees.</li><li>Coordinate office supplies, snacks, beverages, kitchen supplies, and other workplace necessities.</li><li>Monitor inventory and place orders as needed to maintain appropriate stock levels.</li><li>Coordinate with building management, maintenance teams, cleaning services, and other workplace vendors.</li><li>Receive and distribute packages, mail, and deliveries.</li><li>Help coordinate office lunches, catering, snacks, beverages, and employee events.</li><li>Assist with meeting room setup, office events, and special workplace projects.</li><li>Keep common areas, conference rooms, kitchens, and shared spaces organized and presentable.</li><li>Support employee requests and quickly resolve day-to-day workplace needs.</li><li>Maintain workplace calendars, vendor schedules, and other administrative records.</li><li>Assist with onboarding logistics, including preparing workspaces and coordinating supplies or equipment for new employees.</li><li>Identify opportunities to improve the employee experience and make the office more efficient.</li><li>Provide general administrative and operational support as needed.</li></ul>
2026-10-05T00:00:00Z

Admin Assistant/EA/HR Support

Burlingame, CA
onsite
Permanent / Full Time
90000 - 100000 USD / Yearly
Administrative Assistant/EA/HR Assistant Exciting growing Ai company is seeking an Administrative Assistant to join their growing team. This role blends executive assistance, office coordination, and HR support in a fast-moving AI company environment. Position offers excellent benefits, bonus, and equity.Responsibilities:• Manage executive scheduling, coordinate travel arrangements, and prepare expense submissions with accuracy and timeliness.• Provide administrative support to leadership, including assistance with HR-related coordination and routine operational tasks.• Serve as the primary on-site point of contact for guests and clients, ensuring a welcoming, well-run, and attentive office experience.• Oversee day-to-day office operations by maintaining common areas, restocking kitchen and office supplies, and arranging meals for meetings or visitors.• Support presentations, meetings, and client demonstrations by setting up materials and troubleshooting basic technology needs.• Coordinate internal meetings, team events, and company-wide gatherings to ensure logistics run smoothly from planning through execution.• Manage front desk and reception activities, including greeting visitors, answering the door, and directing inquiries appropriately.• Handle confidential communications and sensitive information with sound judgment and close attention to detail.• Provide broad administrative assistance as needed and take on additional duties assigned by the reporting manager.
2026-10-01T00:00:00Z

Legal Administrative Assistant

San Francisco, CA
onsite
Temporary / Contract
27 - 30 USD / Hourly
A San Francisco–based personal injury law firm is seeking a reliable and detail-oriented Legal Administrative Assistant to support its civil litigation team. This is a contract-to-hire opportunity ideal for a legal admin who enjoys being a central support resource in a fast-paced, plaintiff-side law firm environment. The Legal Administrative Assistant will provide general administrative and operational support to attorneys and legal staff, assisting with case coordination, document handling, and office operations. While experience in personal injury or litigation is preferred, candidates with administrative experience in any legal practice area are encouraged to apply. Key Responsibilities<ul><li>Provide administrative support to attorneys, paralegals, and legal staff</li><li>Prepare, format, and proofread correspondence and legal documents</li><li>Assist with basic court filings and document submissions as directed</li><li>Maintain and organize electronic and physical case files</li><li>Manage calendars, schedule meetings, and coordinate appointments</li><li>Answer phones, direct calls, and interact professionally with clients and vendors</li><li>Assist with intake forms, record requests, and general case coordination</li><li>Support office operations, including supplies, records management, and special projects</li></ul>
2026-10-05T00:00:00Z

Human Resources (HR) Assistant

Fremont, CA
onsite
Temporary / Contract
26.6 - 30.8 USD / Hourly
We are looking for a Compensation and Benefits Administrator to join an established client in the South Bay. This is a direct permanent offering an excellent opportunity to support key HR functions and enhance your skills. The role involves working closely with the HR Management team and being point of contact for Compensation and Benefits Administration. Responsibilities: • Coordinate and manage Employee Compensation and Benefits • Assist in maintaining and updating Human Resources Information Systems (HRIS) to reflect current employee data. • Provide administrative support for various HR functions, including record-keeping and policy updates. • Collaborate with team members - HRIS system recording all Compensation and Benefit changes • Ensure adherence to company policies and employment regulations in all HR practices. • Prepare reports and summaries related to HR activities for management review. • Support the implementation of new HR initiatives to improve operational efficiency
2026-10-07T00:00:00Z

Human Resources (HR) Assistant

San Francisco, CA
onsite
Temporary / Contract
25 - 27 USD / Hourly
We are looking for a Contract Human Resources (HR) Assistant to support day-to-day people operations in San Francisco, California. This role will help coordinate recruitment, onboarding, and employee support activities while keeping records accurate and processes on schedule. The ideal candidate is highly organized, responsive, and comfortable managing multiple priorities in a fast-moving environment. Responsibilities: • Partner with recruiting and training teams to coordinate HR activities from pre-boarding through offboarding and help keep each stage moving efficiently. • Manage and follow up on operational requests through Zendesk, ensuring issues are tracked, updated, and resolved in a timely manner. • Share internal career opportunities with employees, maintain external job board postings, and keep recruitment tracking documents current. • Update job advertisements with tailored screening questions and prepare interview materials to support a consistent recruitment process. • Coordinate with recruitment leaders to provide interview panels with schedules, candidate information, feedback forms, and other required materials before interviews. • Deliver a positive candidate experience by communicating status updates promptly and helping applicants navigate the interview process. • Organize new employee schedules, employee resource materials, and cross-functional onboarding touchpoints with teams such as IT, Operations, and Training. • Follow up on background checks, reference checks, and new employee documentation to help ensure all pre-employment requirements are completed on time. • Support onboarding and offboarding administration by processing paperwork, maintaining HRIS records, assisting with I-9 completion, and handling termination notifications with confidentiality.
2026-10-13T00:00:00Z

HR Assistant

Palo Alto, CA
onsite
Temporary / Contract
25 - 35 USD / Hourly
What We’re Looking For:<ul><li>Strong attention to detail and organizational skills</li><li>Comfortable working in a fast-paced, hands-on environment</li><li>Basic computer and data entry skills</li><li>Dependable, proactive, and willing to jump in where needed</li><li>Previous inventory, warehouse, retail, or shipping/receiving experience is a plus</li></ul>
2026-10-02T00:00:00Z

16 results for 20 Hours Part Time Executive Assistant in San Ramon, CA