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11 results for Office Administrative Assistant in Ventura, CA

Administrative Assistant

Brentwood, CA
onsite
Temporary / Contract
20 - 23 USD / Hourly
A Jewish nonprofit in West LA is seeking a Temporary Administrative Assistant to support its development team. This role will provide critical administrative support to fundraising, membership, donor relations, events, and calendaring functions. This is a temporary position with the chance to go permanent for the right candidate! The ideal candidate will bring professionalism, excellent communication skills, strong attention to detail, and a front-facing presence. Role is onsite daily Monday - Friday, hours are 9-5. Key Responsibilities<ul><li>Support the Development team with administrative tasks related to fundraising and membership operations</li><li>Assist with mailings, donor acknowledgements, and personalized correspondence</li><li>Draft first versions of donor letters and other written communications</li><li>Manage invoicing and general administrative workflows</li><li>Coordinate and maintain calendars, including scheduling support for a senior leader</li><li>Answer and route occasional phone calls in a professional manner</li><li>Assist with event support, including RSVP tracking, check-in, and coordination logistics</li><li>Help coordinate volunteers for events and departmental needs</li><li>Attend interdepartmental meetings and take notes in person as needed</li><li>Help maintain organized systems and ensure timely follow-up on action items</li><li>Anticipate administrative needs and proactively provide solutions</li></ul>
2026-08-19T00:00:00Z

Administrative Assistant

Thousand Oaks, CA
onsite
Temporary to Hire
21.85 - 23 USD / Hourly
We are looking for an Administrative Assistant to support a busy CPA firm in Westlake Village, California. This contract position is ideal for someone who enjoys keeping operations organized, managing multiple priorities, and providing dependable support to both internal staff and clients. The person in this role will help maintain efficient office workflows, coordinate schedules, and assist with financial and administrative documentation in a client services environment. Responsibilities:<ul><li>Scan, copy, file, and electronically store documents within company software systems.</li><li>Provide phone coverage and route calls appropriately while supporting communication across four office locations.</li><li>Order, organize, and maintain office supplies to ensure smooth daily operations.</li><li>Coordinate food ordering, kitchen organization, and breakroom upkeep.</li><li>Assist with meeting preparation, scheduling, and administrative support for company projects.</li><li>Maintain organized digital and physical filing systems.</li><li>Perform general office support duties as assigned.</li></ul>
2026-08-18T00:00:00Z

Administrative Assistant

Santa Barbara, CA
onsite
Temporary / Contract
23.75 - 27.5 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations in California. This is a long-term contract position suited for someone who brings strong organizational ability, excellent communication skills, and a creative, adaptable approach to administrative work. The ideal candidate is comfortable managing front-desk tasks, handling data entry, coordinating errands, and contributing to a focused environment with an appreciation for art, photography, or related creative fields. Responsibilities: • Manage day-to-day administrative activities, including organizing records, preparing documents, and maintaining accurate office information. • Serve as a front-office point of contact by answering inbound calls, greeting visitors, and directing inquiries appropriately. • Perform data entry and general clerical support to help ensure office operations run efficiently and accurately. • Coordinate errands and off-site tasks as needed, using reliable personal transportation to support business needs. • Assist with scheduling, correspondence, and routine office communications in a timely and organized manner. • Provide receptionist support while helping maintain a welcoming and well-organized workplace. • Contribute written content, summaries, or other materials when needed, using clear and creative written communication. • Support administrative needs related to business operations and special projects as assigned.
2026-08-19T00:00:00Z

Office Assistant

Chatsworth, CA
onsite
Temporary / Contract
21.27 - 21.27 USD / Hourly
We are looking for an organized Office Assistant to support daily administrative operations for a non-profit organization in Chatsworth, California. This Long-term Contract position is ideal for someone who enjoys creating a welcoming front office experience while keeping records, communications, and routine tasks running smoothly. The role requires strong attention to detail, a courteous approach when interacting with callers and visitors, and the ability to manage multiple clerical priorities effectively. Responsibilities: • Welcome visitors and serve as the first point of contact for the office, ensuring a detail-oriented and friendly experience. • Manage incoming phone calls, direct inquiries to the appropriate team members, and take accurate messages when needed. • Digitize and organize paperwork by scanning documents and maintaining accessible electronic records. • Perform a variety of administrative support tasks, including filing, data entry, and general office coordination. • Assist with day-to-day clerical activities to help maintain an efficient and well-ordered workplace. • Handle routine correspondence and support staff with basic office-related requests as needed.
2026-08-11T00:00:00Z

Executive Assistant

Castaic, CA
onsite
Temporary to Hire
27.7115 - 32.087 USD / Hourly
We are looking for an Executive Assistant to support a CEO in Calabasas. This long-term opportunity is ideal for a highly organized individual who can manage complex schedules, handle travel logistics, and keep executive priorities moving efficiently. The role requires sound judgment, strong communication skills, and the ability to coordinate meetings and administrative activities in a fast-paced environment. Responsibilities:• Manage dynamic executive calendars, resolve scheduling conflicts, and ensure leaders are prepared for daily priorities and upcoming commitments.• Arrange domestic and international travel plans, including flights, lodging, ground transportation, and itinerary details.• Coordinate business travel logistics from start to finish while adapting quickly to schedule changes or urgent requests.• Organize executive meetings by securing meeting times, preparing materials, confirming attendees, and tracking follow-up items.• Serve as a central point of coordination for leadership-related administrative tasks, helping maintain smooth communication across teams.• Anticipate scheduling needs and proactively adjust plans to support changing business demands and leadership priorities.
2026-08-14T00:00:00Z

Executive Assistant

Santa Barbara, CA
onsite
Temporary / Contract
33.25 - 35 USD / Hourly
We are looking for a resourceful Executive Assistant to provide seamless support across executive priorities and personal logistics in Santa Barbara, California. This Long-term Contract position is ideal for someone who can stay organized in a fast-moving environment, manage competing demands, and maintain a high level of discretion. The role combines administrative coordination, travel planning, household oversight, and day-to-day task management to help operations run efficiently. Responsibilities: • Coordinate the executive’s schedule by arranging meetings, managing calendar changes, and aligning daily priorities. • Plan and confirm domestic and international travel, preparing thorough itineraries and handling related logistics. • Oversee household needs when required, helping ensure the home is monitored and key activities stay on track. • Manage personal tasks and errands, including routine pickups, drop-offs, and other time-sensitive requests. • Arrange appointments with vendors and service professionals, and follow through to keep household services organized. • Support personal and business projects by tracking action items, organizing details, and helping execute events or special requests. • Prepare, revise, and proofread emails, letters, and other documents with accuracy and professionalism. • Safeguard sensitive information and exercise sound judgment when handling confidential matters. • Provide occasional support outside standard business hours as priorities arise.
2026-08-17T00:00:00Z

Office Manager

Canoga Park, CA
onsite
Permanent / Full Time
80000 - 100000 USD / Yearly
We are looking for an Office Manager to lead the financial and administrative activities that keep a CPA office running effectively. This position combines ownership of billing, receivables, payroll coordination, and daily office support in a fast-paced, team-oriented environment. The ideal candidate brings strong attention to detail, sound judgment, and the ability to manage both accounting-related tasks and operational priorities with confidence. Responsibilities:• Direct the full invoicing process for client services, preparing accurate billing documents and confirming charges are issued on schedule.• Monitor outstanding receivables, post incoming payments, investigate account variances, and follow up on overdue balances until resolved.• Administer semi-monthly payroll for a small employee population while maintaining confidentiality, accuracy, and adherence to required deadlines.• Enter deposits, cash activity, and other routine financial data into QuickBooks and maintain well-organized accounting records.• Review payment status tied to tax-related work and confirm electronic filings are released only after required client balances have been satisfied.• Support bookkeeping and record maintenance across multiple business entities to ensure reliable financial documentation.• Oversee office operations by managing supply levels, coordinating with service providers, and helping equipment and workplace resources remain functional.• Assist with onboarding by organizing employment documentation, preparing workspaces, and coordinating orientation logistics.• Maintain administrative files, office procedures, and internal records while identifying practical ways to improve efficiency.
2026-07-30T00:00:00Z

Office Manager

Woodland Hills, CA
onsite
Temporary to Hire
35 - 40 USD / Hourly
We are looking for an experienced Office Manager to support a busy workplace in California. This contract opportunity is ideal for someone who excels at keeping office operations running smoothly while creating a welcoming environment for employees, visitors, and leadership. The role combines hands-on office coordination, front-of-house oversight, and high-level administrative support for senior executives in a fast-paced setting. Responsibilities: • Direct daily office activities for a team of approximately 40 employees, ensuring the workspace remains efficient, organized, and well maintained. • Partner with building contacts, service providers, and maintenance teams to address facility needs and keep office operations uninterrupted. • Source vendors, gather pricing or service information, and help recommend solutions for workplace services and operational needs. • Track inventory and arrange purchasing for office, kitchen, and general workplace supplies while staying within established guidelines. • Coordinate deliveries, incoming mail, repair requests, and other essential office services to support smooth day-to-day operations. • Refine administrative workflows and maintain clear documentation for office procedures and internal processes. • Ensure conference rooms, reception areas, and shared spaces are consistently well maintained and ready for daily use. • Oversee front desk coverage, welcome guests, and help create a welcoming and service-focused experience for visitors and staff. • Manage complex calendars for three co-founding Partners, including scheduling meetings, resolving conflicts, and organizing related logistics. • Prepare meeting materials, coordinate travel arrangements, and provide responsive administrative support for time-sensitive executive needs.
2026-08-19T00:00:00Z

Office Services Associate

Santa Monica, CA
onsite
Temporary / Contract
19.95 - 21 USD / Hourly
We are looking for an Office Services Associate to support day-to-day administrative and operational services for a client site in Santa Monica, California. This Contract position is ideal for someone who enjoys a fast-moving environment and takes pride in delivering dependable copy, mail, scanning, and workplace support. The role requires strong customer service, careful handling of sensitive materials, and the ability to balance multiple requests while maintaining quality and turnaround expectations. Responsibilities: • Manage incoming office service requests by reviewing instructions, confirming job details, and documenting work accurately before production begins. • Provide copy, printing, scanning, mail, and intake support across both physical and digital workflows while following established service standards. • Organize tasks based on urgency and committed delivery times to ensure completed work reaches clients and internal teams on schedule. • Monitor the quality of completed assignments, checking for accuracy and consistency in your own output and assisting with quality review when needed. • Communicate proactively with supervisors and clients regarding deadlines, request changes, service issues, or questions that may affect completion times. • Resolve routine equipment and production issues, replenish paper and toner, and keep machines ready for daily use. • Handle confidential documents with discretion and follow company and client policies for secure processing and distribution. • Support additional workplace services, which may include reception, hospitality, audio/visual assistance, or other back-office functions as business needs change.
2026-07-20T00:00:00Z

People Operations Assistant

Chatsworth, CA
onsite
Temporary to Hire
26 - 27 USD / Hourly
We are looking for a detail-oriented People Operations Assistant to support day-to-day HR activities for a manufacturing organization in Chatsworth, California. This contract opportunity with potential for a permanent role is ideal for someone with at least 3 years of experience who enjoys balancing employee support, records administration, payroll coordination, benefits assistance, and recruiting operations. The person in this role will help keep HR processes organized, accurate, and compliant while delivering a positive experience for employees and candidates. Responsibilities:• Manage and organize employee personnel documentation and digital HR files to ensure records remain accurate, complete, and up to date.• Prepare a range of employment documents, including offer materials, onboarding forms, employment changes, and verification requests.• Support the employee lifecycle by assisting with onboarding activities, orientation coordination, offboarding steps, and required separation paperwork.• Communicate with employees regarding policies, benefits, payroll matters, training assignments, and required compliance acknowledgments.• Contribute to payroll operations by reviewing timesheets, assisting with weekly payroll processing, updating employee changes, and helping resolve pay-related discrepancies with managers.• Maintain payroll and HR records in alignment with internal standards and applicable legal or compliance requirements.• Assist with benefits administration by supporting enrollments, qualifying life event updates, leave documentation, and open enrollment communications.• Coordinate recruiting logistics by scheduling interviews, tracking applicant activity, maintaining recruiting records, and supporting pre-employment screening and onboarding requirements.• Help plan and support employee engagement initiatives, recognition efforts, and company events while handling sensitive information with a high level of confidentiality.
2026-08-17T00:00:00Z

Human Resource Information System Assistant

Santa Barbara, CA
onsite
Temporary / Contract
25 - 27.5 USD / Hourly
We are looking for a detail-oriented Human Resource Manager to support HR operations in California. This position focuses on reviewing employee records for completeness and compliance while assisting with core administrative tasks that keep the department organized and responsive. The ideal candidate is comfortable handling sensitive information, maintaining accurate documentation, and providing day-to-day support across HR processes. Responsibilities:• Examine personnel records to confirm required documents are present, accurate, and aligned with established compliance standards.• Organize, update, and maintain employee files while ensuring confidential information is handled appropriately.• Assist with posting open roles on approved job boards and internal hiring channels.• Track and update HR data in spreadsheets and related administrative records with a high level of accuracy.• Support filing, document retrieval, and general clerical tasks that contribute to efficient HR operations.• Coordinate hiring documentation and help monitor completion status for hiring activities.• Provide administrative assistance related to employee benefit processes and supporting paperwork.
2026-08-17T00:00:00Z