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59 results for Administrative Assistant Part Time in Oakland, CA

Administrative Assistant

Palo Alto, CA
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
Our AI research client is seeking an Administrative Assistant to provide high-level support to senior leaders. This onsite role, based at Harvard University, calls for strong organizational skills, proactive communication, and the ability to manage multiple priorities in a fast-paced environment.
2026-05-01T00:00:00Z

Administrative Assistant

Mountain View, CA
onsite
Temporary / Contract
25 - 35 USD / Hourly
Job Title: Administrative AssistantOverview:We’re seeking a reliable, detail‑oriented Administrative Assistant to provide day‑to‑day support to a busy team. This role is ideal for someone organized, professional, and comfortable handling multiple priorities.Key Responsibilities:<ul><li>Provide general administrative support including scheduling, filing, and data entry</li><li>Answer phones, manage email correspondence, and greet visitors</li><li>Assist with document preparation, reports, and internal coordination</li><li>Maintain organized records and support office operations as needed</li></ul>
2026-04-25T00:00:00Z

Administrative Assistant

Walnut Creek, CA
onsite
Temporary / Contract
23 - 25 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations for a legal environment in California. This Long-term Contract position is ideal for someone who thrives in a fast-paced setting, stays organized under shifting priorities, and takes pride in keeping administrative workflows running smoothly. The role includes hands-on coordination of documents, mail, office supplies, meeting spaces, and front-office support while assisting the broader administrative team. Responsibilities:<ul><li>Oversee large-volume document handling tasks, including reproducing, digitizing, assembling, and preparing materials for internal and external use.</li><li>Manage incoming and outgoing mail, shipments, and deliveries to ensure timely distribution and accurate processing.</li><li>Prepare conference rooms for meetings by arranging spaces in advance and restoring them afterward for regular use.</li><li>Track office supply levels, maintain organized storage areas, and submit replenishment orders when inventory runs low.</li><li>Work with external service providers to secure supplies and coordinate maintenance or service for office equipment.</li><li>Use printers, copiers, scanners, and related office technology effectively while resolving routine operating issues as they arise.</li><li>Provide day-to-day administrative support to the team, helping maintain an orderly, detail-focused, and efficient workplace.</li><li>Assist with reception-related and general administrative tasks such as answering inbound calls, data entry, and front-desk coverage when needed.</li></ul>
2026-05-08T00:00:00Z

Administrative Assistant

Oakland, CA
onsite
Temporary / Contract
20 - 21 USD / Hourly
We are looking for a detail-oriented Administrative Assistant to support daily office operations in Oakland, California. This Long-term Contract position is ideal for someone who enjoys keeping administrative processes organized, providing effective front-desk support, and ensuring accurate handling of information. The role offers the opportunity to contribute to a busy office environment by managing communications, coordinating routine tasks, and maintaining efficient administrative workflows. Responsibilities: • Manage front-office activities by greeting visitors, directing inquiries, and creating a welcoming first point of contact for the office. • Handle incoming phone calls, route messages to the appropriate team members, and respond to routine questions with accuracy and courtesy. • Perform a range of administrative support duties such as scheduling, document preparation, filing, and general office coordination. • Enter, update, and maintain records in company databases and spreadsheets with a strong focus on accuracy and timeliness. • Organize correspondence, office documents, and operational information so materials remain accessible and up to date. • Support day-to-day office efficiency by monitoring administrative tasks, tracking follow-ups, and assisting with basic receptionist functions.
2026-05-08T00:00:00Z

Administrative Assistant

Emeryville, CA
onsite
Temporary / Contract
22.8 - 26.4 USD / Hourly
We are looking for an Administrative Assistant to provide dependable support across administrative, executive, and development functions in Oakland, California. This Long-term Contract position is suited for someone who stays organized under shifting priorities, communicates professionally, and handles a wide range of office and coordination tasks with care. The role offers an opportunity to contribute to day-to-day operations, volunteer activities, and donor-related administration in a collaborative, mission-focused setting. Responsibilities:• Manage weekly volunteer meal-service coordination by arranging schedules, guiding onboarding and training, and serving as a point of contact for volunteer groups.• Be present during Sunday service activities to help oversee operations, address urgent issues appropriately, and support a safe, organized environment.• Assist with event logistics by preparing spaces, coordinating materials, and completing post-event breakdown and cleanup tasks.• Keep volunteer information accurate and current while working with internal teams to identify and support additional community engagement opportunities.• Provide administrative support for employee materials such as identification badges, business cards, and staff recognition or welcome items.• Handle incoming mail distribution, record check receipts accurately, and help ensure timely processing of financial correspondence.• Support executive-level administrative needs by helping with scheduling, correspondence, project follow-up, and preparation of internal documents and materials.• Enter and maintain donor and administrative records with a high level of accuracy, including acknowledgment letters, document scanning, filing, and database updates. The schedule for this role is Sunday through Thursday from 8:30am-2pm. If you are interested in this role, please apply today and call us at (510) 470-7450
2026-05-14T00:00:00Z

Administrative Assistant

Oakland, CA
onsite
Temporary / Contract
22 - 25 USD / Hourly
We are seeking a detail-oriented Administrative Assistant to support daily office operations and help ensure an organized, efficient work environment.Job Description<ul><li>Provide administrative support to managers and team members</li><li>Schedule meetings, maintain calendars, and coordinate travel arrangements</li><li>Prepare reports, correspondence, and other business documents</li><li>Answer phones, respond to emails, and route inquiries appropriately</li><li>Maintain filing systems and office records</li><li>Assist with data entry, supply ordering, and general office tasks</li></ul>
2026-05-08T00:00:00Z

Administrative Assistant

Oakland, CA
onsite
Temporary / Contract
25 - 27 USD / Hourly
We are seeking an organized and detail-oriented Administrative Assistant to support daily office operations, coordinate schedules, and provide general administrative support to the team. The Administrative Assistant will manage calendars, prepare documents, handle correspondence, maintain records, and assist with office coordination. This role requires strong communication skills, time management, and the ability to multitask in a fast-paced environment. Responsibilities<ul><li>Manage calendars, meetings, and appointments</li><li>Answer phones, respond to emails, and route inquiries</li><li>Prepare reports, presentations, and correspondence</li><li>Maintain filing systems and office records</li><li>Order office supplies and support general office operations</li><li>Assist with data entry and special projects as assigned</li></ul>
2026-05-01T00:00:00Z

Administrative Assistant

Portola Valley, CA
onsite
Temporary / Contract
25 - 35 USD / Hourly
Overview:We’re seeking a reliable, detail‑oriented Administrative Assistant to provide day‑to‑day support to a busy team. This role is ideal for someone organized, professional, and comfortable handling multiple priorities.Key Responsibilities:<ul><li>Provide general administrative support including scheduling, filing, and data entry</li><li>Answer phones, manage email correspondence, and greet visitors</li><li>Assist with document preparation, reports, and internal coordination</li><li>Maintain organized records and support office operations as needed</li></ul>
2026-04-25T00:00:00Z

Administrative Assistant

San Ramon, CA
onsite
Temporary to Hire
19.7885 - 22.913 USD / Hourly
We are looking for two organized Administrative Assistants to support daily office operations in the Santa Maria and San Luis Obispo, California offices. This contract-to-permanent opportunity is ideal for someone who enjoys keeping workflows on track, assisting visitors and callers, and maintaining accurate administrative records. The person in this role will contribute to a detail-oriented front-office environment while handling a variety of clerical and coordination tasks with care and efficiency. Responsibilities:• Manage front-desk and office support activities to help maintain an efficient and welcoming workplace.• Respond to incoming calls, direct inquiries appropriately, and relay messages in a timely manner.• Enter, update, and maintain records with a high level of accuracy and attention to detail.• Assist with general clerical duties such as filing, document preparation, scanning, and correspondence support.• Welcome guests and provide receptionist coverage while ensuring a detail-oriented first point of contact.• Coordinate administrative tasks across the office to support day-to-day operations and team needs.
2026-05-14T00:00:00Z

Legal Administrative Assistant

San Francisco, CA
onsite
Temporary / Contract
35 - 40 USD / Hourly
A prestigious San Francisco–based law firm is seeking a highly organized and detail-oriented Legal Administrative Assistant to support its busy practice groups. This contract-to-hire opportunity offers exposure to a large firm environment with a collaborative team and high-volume workflow. The ideal candidate is proactive, polished, and experienced in providing administrative and clerical support to attorneys in a fast-paced, deadline-driven setting. Key Responsibilities• Provide administrative support to attorneys, including calendar management, meeting scheduling, and travel coordination• Draft, format, and proofread legal documents, correspondence, and reports• Manage attorney calendars and monitor deadlines to ensure timely filings and deliverables• Handle document management, including filing (electronic and physical), scanning, and organization• Coordinate client communications, including scheduling calls and responding to inquiries• Assist with preparing materials for meetings, hearings, and client presentations• Support billing processes, including time entry, expense tracking, and invoice coordination• Maintain confidentiality of sensitive client and firm information• Order office supplies and coordinate with vendors as needed
2026-05-14T00:00:00Z

Legal Administrative Assistant

San Francisco, CA
onsite
Temporary / Contract
35 - 40 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>
2026-04-24T00:00:00Z

PT Administrative Assistant

Oakland, CA
onsite
Temporary / Contract
27 - 32 USD / Hourly
OverviewOur client is implementing a new audit management platform (Optro / AuditBoard) that will be used system‑wide across a large, multi‑campus environment. This role will support the initial go‑live and post‑implementation “hyper‑care” phase, helping auditors successfully adopt and use the system. This is a hands‑on role requiring both audit domain knowledge and system administration experience. The ideal candidate is someone who has worked closely with audit teams and supported or administered an audit or GRC platform. Key Responsibilities<ul><li>Provide system administration support for an audit management platform (Optro / AuditBoard or similar)</li><li>Manage user access, provisioning and deprovisioning, and day‑to‑day system administration</li><li>Support initial system configuration and maintain ongoing platform settings</li><li>Troubleshoot user and system issues during and after implementation</li><li>Support secure and consistent system use across multiple teams and locations</li><li>Assist with basic reporting and workflows</li><li>Provide training support for auditors, including: </li><li>Answering user questions during implementation</li><li>Creating job aids and standard training materials</li><li>Supporting ongoing internal training needs</li><li>Serve as a “go‑to” resource during the post‑go‑live hyper‑care period</li></ul>
2026-05-04T00:00:00Z

Admin Assistant

San Jose, CA
onsite
Temporary / Contract
22 - 24 USD / Hourly
Description<ul><li>Support all purchase requests/orders and manage recurring contracts</li><li>Set up meetings, submit expense reports and manage office expenses</li><li>Onboard new team members, order office supplies and equipment, track inventory, and handle space planning </li><li>Plan, coordinate and communicate employee events</li><li>Apply your creativity to special projects</li><li>1 or more years of experience handling phone calls and high-volume emails</li><li>Excellent communication skills (written and verbal)</li><li>Microsoft Excel experience</li><li>Highly organized</li><li>Great understanding of basic office equipment and protocols</li><li>Must be presentable and polished at all times</li><li>Handle stressful or difficult situations in a calm and composed manner</li><li>Strong familiarity with system administration</li><li>Microsoft Office suite software experience</li></ul> Key Qualifications<ul><li>High energy. We're a fun group. We work with fun people!</li><li>Detail-oriented. You are organized know that details matter.</li><li>Articulate. You are great at communicating, both spoken and written.</li><li>Speedy. You work well under pressure, anticipate changes, and react.</li><li>Personal. You “get” people and know how to adapt your style to get what you need.</li><li>Independent. Once settled in a role, you don't need to be told what to do — you know!</li><li>Creative. You are resourceful. You find ways around problems. You like to learn.</li></ul>
2026-05-12T00:00:00Z

Part Time AP Manager

Mountain View, CA
onsite
Temporary / Contract
45 - 60 USD / Hourly
Our biotechnology client needs an accounts payable manager to step in to the role asap. This position is initially 30 hours/week, with 3 days onsite. Ideally, this role would start off as a W-2 contractor via Robert Half Management Resources. Sage Intacct proficiency is mandatory. If you have ever wanted to break into the biotech industry but haven't had any luck in the past, this is your opportunity. Our client is industry agnostic, so this is a great chance to learn the ropes in biotech. Pay is up to $60/hr. regular time and $90/hr. overtime. Please apply asap!
2026-05-11T00:00:00Z

Office Assistant

San Carlos, CA
onsite
Temporary / Contract
23.75 - 27.5 USD / Hourly
Join a fast-growing, innovative AI company where you’ll play a key role in supporting daily operations while gaining exposure to a cutting-edge environment. This is a great opportunity for someone looking to grow their career within the AI space. We are looking for a dependable Office Assistant to help keep daily operations organized and running smoothly at our on-site office. Well suited for someone who enjoys supporting a busy workplace, managing a variety of administrative tasks, and contributing to a growing company environment. The role offers part-time hours and is ideal for someone who is detail oriented, communicates well, and takes initiative. Responsibilities:• Welcome visitors and provide front-desk support to create an organized and welcoming office environment.• Answer incoming phone calls, respond to general inquiries, and route messages to the appropriate team members.• Perform administrative work such as filing, data entry, document preparation, and other day-to-day clerical support tasks.• Scan, organize, and maintain paper and digital records to ensure documents are accessible and up to date.• Manage calendars, coordinate schedules, and assist with arranging internal meetings and team discussions.• Monitor email communications, share timely updates, and help maintain smooth information flow across the office.• Support meeting logistics by preparing materials, confirming details, and assisting with follow-up actions as needed.• Use Microsoft Office and Google Workspace tools to complete reports, correspondence, and administrative assignments efficiently.
2026-05-14T00:00:00Z

Office Assistant

San Carlos, CA
onsite
Permanent / Full Time
23 - 26 USD / Hourly
We are seeking a part-time Office Assistant to support day-to-day operations at our San Carlos office. This is a permanent opportunity offering long-term growth within a fast-paced AI startup environment.This role will be fully on-site, Monday–Friday for a few hours each day, supporting office coordination, general administrative tasks, and ensuring a smooth and organized workplace experience for the team.
2026-05-11T00:00:00Z

Office Assistant

Alameda, CA
onsite
Temporary / Contract
24.7 - 28.6 USD / Hourly
We are looking for a dedicated Office Assistant to join our team in Alameda, California. In this role, you will provide essential support to ensure the smooth operation of daily office activities. This is a long-term contract position that offers the opportunity to contribute to an engaging and diverse educational environment. Responsibilities: • Handle receptionist duties, including greeting visitors and answering inbound calls professionally. • Scan and organize documents to maintain accurate and accessible records. • Perform general clerical tasks such as filing, data entry, and managing correspondence. • Assist with scheduling and coordinating meetings or events as needed. • Support the team in maintaining a clean and efficient workspace. • Collaborate with staff to ensure timely completion of administrative tasks. • Monitor office supplies and place orders to ensure adequate inventory. • Provide additional administrative support to departments as requested. • Uphold confidentiality and professionalism in all interactions and responsibilities.
2026-05-08T00:00:00Z

Office Assistant

Hayward, CA
onsite
Temporary to Hire
24 - 25 USD / Hourly
We are seeking a bilingual Spanish contract to hire Office Assistant to support daily office operations in a fast-paced environment for our client in Hayward. This role requires strong data entry skills, proficiency in Microsoft Office Suite, and the ability to manage documents, schedules, and communications with accuracy and professionalism. The ideal candidate is organized, tech-savvy, and comfortable using AI tools. Office Assistant Key Responsibilities:• Perform accurate data entry, record updates, and database maintenance• Use Microsoft Office Suite, including Excel, to prepare spreadsheets, reports, and other administrative documents• Manage phone calls, emails, and correspondence in both English and Spanish• Coordinate calendars, meetings, appointments, and travel arrangements• Organize and maintain physical and electronic filing systems, records, and documents• Prepare, proofread, and edit reports, memos, invoices, contracts, and other office materials• Provide back-office administrative support, including processing forms, payroll-related data entry, and handling confidential information• Assist with meeting and event coordination, including agendas, notes, logistics, and follow-up communication• Support clients, visitors, and internal staff with professional customer service and timely follow-up• Use office software, digital platforms, and AI tools to help streamline workflows and improve team efficiency• Assist with special projects and provide additional administrative support as needed Preferred Qualifications:• Experience in administrative support, office coordination, or a related role• Strong data entry accuracy and attention to detail• Proficiency in Microsoft Office Suite, especially Excel, Word, Outlook, and PowerPoint• Bilingual fluency in English and Spanish• Familiarity with AI tools and technology used for office productivity• Strong organizational, communication, and multitasking skills If you are interested in this Office Assistant role, please apply today!
2026-05-14T00:00:00Z

Executive Assistant

Oakland, CA
onsite
Temporary / Contract
27 - 30 USD / Hourly
Job OverviewWe are seeking an experienced Executive Assistant to provide high-level support to senior leadership and help manage strategic administrative priorities.Job Description<ul><li>Manage executive calendars, meetings, and travel arrangements</li><li>Prepare reports, presentations, agendas, and correspondence</li><li>Serve as a liaison between executives and internal or external stakeholders</li><li>Coordinate confidential communications and sensitive documentation</li><li>Track priorities, deadlines, and follow-up items for leadership</li><li>Support special projects and executive-level initiatives</li></ul>
2026-05-08T00:00:00Z

Executive Assistant

Oakland, CA
onsite
Temporary / Contract
27 - 30 USD / Hourly
Provide high-level administrative support to senior leadership, including scheduling, communications, and confidential project coordination. Responsibilities:<ul><li>Manage executive calendars and travel arrangements</li><li>Prepare meeting materials and reports</li><li>Coordinate executive communications</li><li>Handle confidential information with discretion</li><li>Support special projects and workflow management</li></ul>
2026-04-24T00:00:00Z

Executive Assistant

Portola Valley, CA
onsite
Temporary / Contract
30 - 50 USD / Hourly
Job Title: Executive Assistant / Office ManagerOverview:We’re seeking a proactive Executive Assistant to support senior leadership while overseeing day‑to‑day office operations. This role blends high‑level administrative support with hands‑on office management in a fast‑paced environment.Key Responsibilities:<ul><li>Manage complex executive calendars, meetings, and correspondence</li><li>Oversee office operations including supplies, vendors, and facilities coordination</li><li>Serve as point of contact for internal teams, visitors, and external partners</li><li>Support onboarding, office logistics, and special projects as needed</li></ul>
2026-04-25T00:00:00Z

Executive Assistant

Mountain View, CA
onsite
Temporary / Contract
30 - 50 USD / Hourly
Job Title: Executive AssistantOverview:We’re seeking a proactive, detail‑oriented Executive Assistant to support senior leadership in a fast‑paced professional environment. This role requires strong judgment, discretion, and the ability to anticipate needs.Key Responsibilities:<ul><li>Manage complex calendars, scheduling, and meeting coordination</li><li>Prepare correspondence, presentations, and executive‑level materials</li><li>Serve as a liaison between executives and internal/external stakeholders</li><li>Handle confidential information with professionalism and discretion</li></ul>
2026-04-25T00:00:00Z

Executive Assistant

San Francisco, CA
onsite
Permanent / Full Time
80000 - 125000 USD / Yearly
Executive Assistant/Office Manager Our thriving San Francisco Private Equity client is hiring an Executive Assistant to provide dependable, high-touch support to a CEO & Managing Partner and investment team in San Francisco, California. This position is ideal for someone who brings strong organization, a composed presence, and the ability to keep daily office activity running smoothly in an in-person environment. The role includes calendar coordination, meeting support, office management, and occasional early or extended hours when business needs require additional coverage. Responsibilities:• Coordinate calendars, meeting schedules, and Outlook communications to help a busy team stay organized and on track.• Prepare conference rooms and shared spaces for internal meetings and special events, ensuring a welcoming and well-organized environment.• Support quarterly board gatherings by arranging meals, managing event details, and assisting with onsite logistics.• Handle office hospitality tasks such as setting out coffee and breakfast items for early meetings and maintaining a presentable kitchen area.• Monitor and replenish workplace supplies, place orders as needed, and help maintain smooth day-to-day office operations.• Assist with general administrative needs for a team, responding promptly and reliably to shifting priorities.• Provide in-office coverage four days each week and adjust start or end times when meetings or leadership needs fall outside the standard schedule.• Oversee light office upkeep responsibilities, including coordinating routine kitchen organization and dishwasher use as part of maintaining shared spaces.
2026-05-05T00:00:00Z

Executive Assistant

Oakland, CA
onsite
Temporary / Contract
28 - 30 USD / Hourly
We are looking for an organized and experienced Executive Assistant to support senior leadership in California. This Long-term Contract position is ideal for someone who thrives in a fast-moving environment, anticipates needs, and keeps priorities on track with discretion. The role will play a central part in maintaining executive schedules, coordinating key interactions, and ensuring day-to-day administrative operations run smoothly. Responsibilities: • Manage complex executive schedules by organizing appointments, resolving conflicts, and ensuring leaders are prepared for daily commitments. • Arrange meetings from start to finish, including securing logistics, preparing supporting materials, and following up on next steps. • Coordinate business travel plans, including itineraries, bookings, and schedule alignment for executive trips. • Develop and format clear documents such as presentations, reports, briefing materials, and meeting agendas. • Monitor deadlines, outstanding tasks, and shifting priorities to help executives stay focused on critical objectives. • Handle sensitive business information with sound judgment and a high level of confidentiality. • Process expense documentation, support invoice-related administrative tasks, and assist with general office coordination. • Act as a point of contact for internal teams and external partners, helping communication move efficiently across stakeholders. • Contribute to special assignments and provide additional administrative support based on business needs.
2026-05-13T00:00:00Z

Accounting Assistant

Oakland, CA
onsite
Temporary / Contract
25 - 29 USD / Hourly
We are seeking an organized and detail-oriented Accounting Assistant to support the accounting team in handling accounts payable (AP) and accounts receivable (AR) functions. This role is ideal for early-career professionals or recent graduates looking to grow their experience in accounting and finance while contributing to the smooth operation of our organization's financial processes.Key Responsibilities:<ul><li>Assist with the processing, verification, and reconciliation of invoices in accounts payable.</li><li>Support accounts receivable by tracking incoming payments, issuing invoices, and managing customer account records.</li><li>Perform data entry into accounting systems to ensure the accuracy of financial records.</li><li>Help resolve discrepancies, including research and communication with vendors and clients.</li><li>Prepare and review weekly reports related to AP and AR activities.</li><li>Maintain proper documentation of financial transactions in compliance with company policies.</li><li>Partner with team members to ensure timely month-end and year-end close processes.</li><li>Provide administrative support to accountants and finance staff as needed.</li><li>Learn and work within various accounting software systems.</li></ul>
2026-05-05T00:00:00Z