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79 results for Office Administrative Assistant 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

San Francisco, CA
onsite
26 - 26 USD / Hourly
We are looking for an organized Administrative Assistant to provide day-to-day support for the office. This position will partner closely with leadership and cross-functional teams, including finance and legal, to keep administrative processes running smoothly. The ideal candidate brings strong office coordination experience, excellent attention to detail, and strong Spanish language communication skills. Responsibilities: • Coordinate daily administrative activities for the office, ensuring schedules, documents, and general operations remain organized and efficient. • Support the manager and internal team members with correspondence, calendar updates, meeting logistics, and routine office requests. • Prepare, review, and track invoices while working with finance contacts to help maintain accurate records and timely processing. • Assist with document handling and administrative tasks related to legal and business support functions. • Manage confidential information with discretion and maintain organized files, reports, and office documentation. • Serve as a point of contact for Spanish-speaking communication needs, including verbal support and written translation when required. • Use Microsoft Office tools to create reports, update spreadsheets, draft communications, and maintain administrative records. • Help address operational issues and follow up on outstanding administrative items to support a well-run office environment.
2026-05-13T00:00:00Z

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

Santa Clara, CA
onsite
Permanent / Full Time
48000 - 50000 USD / Yearly
We are looking for a detail-oriented Administrative Assistant to support billing operations in a fast-paced healthcare environment. This role is based in Santa Clara, California, and offers an excellent opportunity for individuals eager to grow their administrative and financial skills. The ideal candidate will assist with invoicing, purchase order matching, and other bookkeeping tasks while collaborating closely with the sales and management teams. Responsibilities: • Prepare and send invoices accurately and in a timely manner. • Match purchase orders to invoices to ensure proper documentation and billing. • Collaborate with the sales and management teams to support billing-related processes. • Assist with bookkeeping tasks and maintain organized financial records. • Manage customer billing inquiries and provide resolution promptly. • Use QuickBooks or similar software for billing and record-keeping purposes. • Generate billing statements and ensure all payments are recorded properly. • Participate in training to learn additional responsibilities and enhance skills. • Maintain administrative records and provide general office support as needed.
2026-04-15T00:00:00Z

Administrative Assistant

Palo Alto, CA
onsite
Temporary / Contract
26 - 30 USD / Hourly
We are looking for an Administrative Assistant to support patient registration and front-end administrative operations in Palo Alto, California. This Long-term Contract position focuses on delivering accurate intake services, verifying coverage details, securing required documentation, and helping create a detail-oriented experience for patients and care teams. The ideal candidate is organized, service-oriented, and comfortable managing multiple responsibilities in a fast-paced healthcare environment. Responsibilities: • Manage patient intake activities by entering demographic details, confirming insurance information, and ensuring registration records are complete and accurate. • Collect required signatures, co-payments, deductibles, and deposits while following established policies and applicable regulatory standards. • Safeguard patient valuables according to department guidelines and maintain proper documentation throughout the registration process. • Scan and upload registration materials and supporting documents before the end of each shift to keep records current and accessible. • Use payer portals and other online verification tools to confirm eligibility, review coverage details, and update patient information as needed. • Coordinate closely with registration colleagues and clinical teams to provide wristbands, face sheets, labels, and other required materials without delay. • Respond promptly to nursing updates, visitor authorization needs, and related communication to support smooth patient flow across care areas. • Maintain office readiness by monitoring equipment functionality, following downtime procedures when necessary, and contributing to departmental meetings and training sessions.
2026-05-01T00:00:00Z

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

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.
2026-05-13T00:00:00Z

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

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

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.
2026-05-13T00:00:00Z

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

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

Office Administrator

Foster City, CA
onsite
Temporary to Hire
23 - 25 USD / Hourly
Robert Half is working with a reputable Tax Firm in Foster City looking for a temp to hire Front Desk Receptionist. This is an on-site position Monday through Friday. There is most certainly room for growth within the company too! We have had a proven track record with this client who has promoted 3 of our candidates into higher level roles. Great opportunity for someone looking to get that next step in their career. Please find the description below and if interested, please apply immediately. Do not wait! Apply now! Job Description<ul><li>Answering incoming calls</li><li>Ensuring all calendars are accurate and organized</li><li>Scheduling and organizing meetings and events</li><li>Greeting clients and visitors when they arrive at the office</li><li>Ensuring the office remains clean and organized</li><li>Operating and maintaining office equipment such as computers and copiers</li><li>Checking and maintaining office supply inventory, ordering new supplies as needed</li><li>Customer Service attitude meets the needs of those you serve</li><li>Willingness to be a team player & work in a team environment</li><li>Dependability and Independent Motivation</li></ul>
2026-05-14T00:00:00Z

Office Administrator

Redwood City, CA
onsite
Temporary / Contract
29.849 - 34.562 USD / Hourly
We are looking for an organized Office Administrator to support daily workplace operations for a growing AI company in Redwood City, California. This Contract position is ideal for someone who enjoys creating a welcoming office experience, keeping shared spaces running smoothly, and handling a wide range of administrative tasks with minimal oversight. The role offers the chance to work in a dynamic, informal environment where strong service instincts, sound judgment, and a proactive approach are highly valued. Responsibilities: • Welcome employees, visitors, and guests at the front desk while providing attentive reception support throughout the day. • Coordinate with external service providers, monitor vendor performance, and help identify new partners when office needs change. • Keep kitchen and pantry areas organized by replenishing snacks and beverages and maintaining a clean, ready-to-use environment. • Oversee daily meal arrangements and manage incoming packages, mail, and other deliveries to ensure timely distribution. • Prepare conference rooms for meetings by checking supplies, refreshing water, and maintaining an orderly appearance. • Issue visitor and board member access credentials, including badges or key cards, while helping uphold office security procedures. • Support the planning and execution of recurring team gatherings and workplace events such as social outings and team-building activities. • Assist with special projects and provide flexible administrative support across a variety of office operations as needed.
2026-05-11T00:00:00Z

Executive Assistant/Office Manager

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

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

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