Office Administrative Assistant Jobs in Ventura, CA

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Administrative Assistant

Santa Monica, CA
onsite
Temporary to Hire
60000 - 75000 USD / Yearly
We are looking for a highly organized Administrative Assistant to support a Managing Director and contribute to the day-to-day needs of private equity firm in Santa Monica. This permanent opportunity is ideal for someone who thrives in a fast-paced environment, balances multiple priorities with accuracy, and takes pride in delivering strong administrative support. The role combines executive coordination, expense management, document preparation, and office operations while partnering with internal teams on a range of business initiatives. This role requires you to be onsite daily and this firm offers career advancement. Bachelor's degree is required. Responsibilities:• Provide day-to-day administrative assistance to a Managing Director, ensuring priorities are handled efficiently and effectively.• Manage complex calendars, arrange meetings, confirm schedules, and proactively address conflicts or last-minute changes.• Prepare, track, and reconcile detailed expense activity, including receipt collection and reimbursement processing for corporate card usage.• Oversee monthly expense report follow-up in Concur, working with employees to resolve incomplete submissions and required corrections.• Draft, format, review, and refine documents and presentations while coordinating printing and final production of business materials.• Maintain office readiness by ordering supplies and meals, stocking shared spaces, and keeping conference rooms organized and presentable.• Coordinate facility-related needs by submitting building service requests and following through on maintenance items as needed.• Assist with corporate entity setup tasks such as securing tax identification numbers, preparing required tax forms, and supporting bank account documentation.• Partner with legal, compliance, tax, accounting, investment professionals, and outside counsel to gather and share information tied to entity and corporate support activities.• Contribute to special assignments and provide administrative support across additional projects as business needs evolve.
2026-10-16T00:00:00Z

Administrative Assistant

Ventura, CA
onsite
Temporary to Hire
20 - 22 USD / Hourly
We are looking for an Administrative Assistant to support daily operations and help keep business activities organized in Ventura, California. This contract position with permanent potential is ideal for someone who enjoys managing schedules, coordinating communications, and handling detailed administrative work in a fast-paced office setting. The role also contributes to bid and contract support, document control, and front desk coverage while ensuring information is accurate, timely, and well maintained. Responsibilities: • Organize calendars, schedule appointments, and coordinate meetings to support smooth day-to-day operations. • Arrange travel logistics and assist with related planning details for staff as needed. • Prepare, assemble, and track bid submission materials while helping maintain required supporting documentation. • Research prospective business opportunities and monitor upcoming solicitations and deadlines. • Maintain accurate records for bids, contracts, subcontractors, vendors, and related project documentation. • Support project kickoff activities by gathering and processing items such as bonds, insurance certificates, and contract paperwork. • Track key milestones, compliance dates, amendments, correspondence, and audit-ready files for active projects. • Assist with subcontractor and vendor administration, including outreach lists, licensing information, payment-related support, and certified payroll documentation. • Perform data entry, reception coverage, inbound call handling, visitor assistance, and general office administrative tasks. • Contribute to special projects and provide broad administrative support wherever needed across the office.
2026-10-30T00:00:00Z

Office Assistant

Chatsworth, CA
onsite
Temporary / Contract
21 - 22 USD / Hourly
We are looking for a dependable Office Assistant to support daily administrative and front-desk operations for a non-profit organization in Chatsworth, California. This is a Contract position suited for someone who enjoys keeping an office organized, assisting visitors and callers, and handling essential clerical tasks with accuracy. The ideal candidate brings a detail-oriented approach, strong attention to detail, and the ability to manage multiple priorities in a busy office environment. Responsibilities:• Welcome visitors, provide front-desk support, and help create a positive and welcoming experience for staff, guests, and community members.• Answer inbound phone calls, route messages to the appropriate contacts, and respond to routine inquiries in a courteous and timely manner.• Scan, organize, and file paper and digital documents to maintain accurate and accessible office records.• Perform a range of administrative support tasks such as data entry, document preparation, copying, and general office coordination.• Maintain orderly office areas and assist with day-to-day clerical activities that keep operations running smoothly.• Support scheduling, correspondence, and other basic office needs as assigned by supervisors or team members.
2026-11-03T00:00:00Z

Office Assistant

Chatsworth, CA
onsite
Temporary / Contract
21 - 22 USD / Hourly
We are looking for an organized Office Assistant to support daily administrative and front-desk operations for a non-profit organization in California. This Long-term Contract position is ideal for someone who enjoys creating a welcoming office environment, handling a variety of clerical tasks, and keeping information and documents well managed. The role requires strong communication skills, attention to detail, and the ability to balance reception responsibilities with general office support. Responsibilities: • Welcome visitors courteously and serve as the first point of contact for the office. • Manage incoming phone calls, direct inquiries to the appropriate staff, and provide clear, courteous assistance. • Scan, organize, and maintain paper and digital documents to support accurate recordkeeping. • Perform day-to-day clerical work such as filing, data entry, copying, and preparing routine materials. • Support general office operations by helping keep administrative processes running smoothly. • Maintain an orderly reception and office area to promote an efficient and detail-oriented environment.
2026-11-03T00:00:00Z

Accounting Assistant

Santa Barbara, CA
onsite
Temporary to Hire
22.5 - 24 USD / Hourly
We are looking for an Accounting Assistant to join a team in California in a contract-to-permanent capacity. This position supports day-to-day accounting operations with a strong focus on cash application, resident account maintenance, and administrative coordination. The ideal candidate is comfortable handling detailed financial records, communicating with clients and banking partners, and keeping documentation organized in a fast-paced environment. Responsibilities: • Apply incoming payments accurately, investigate unapplied funds, and ensure deposits are recorded in the appropriate accounts. • Prepare and complete bank deposits while serving as the main point of contact for deposit-related banking questions, equipment concerns, and software issues. • Resolve returned payments, reconcile cash collections such as laundry revenue, and keep account balances current and accurate. • Review resident ledgers, explain account activity to clients with complex billing arrangements, and support timely account corrections. • Complete monthly billing updates, post charge adjustments, and conduct collection outreach when follow-up is needed. • Manage document scanning, electronic and physical filing, and records cleanup in accordance with established retention guidelines. • Coordinate lease setup for new residents and process occupancy changes with accuracy and attention to detail. • Support the property management team with assigned projects and maintain insurance tracking records in spreadsheets and property management systems. • Communicate with insurance carriers to confirm active coverage and verify compliance with management agreement requirements.
2026-11-04T00:00:00Z

Office Servies Associate

Santa Monica, CA
onsite
Temporary / Contract
19.94 - 20 USD / Hourly
We are looking for an Office Servies Associate to support daily copy, mail, and general back-office operations for a client site in California. This is a contract position suited for someone who enjoys delivering dependable service in a fast-paced work environment and can balance physical and digital document workflows. The role also provides support across related administrative service areas as business needs require, while maintaining high standards for accuracy, responsiveness, and confidentiality. Responsibilities: • Maintain accurate service records and confirm all work requests are complete before starting each assignment. • Handle day-to-day reprographics, mail distribution, intake, and document support tasks in accordance with established operating guidelines. • Sequence incoming assignments effectively to keep work moving on schedule and meet committed turnaround times. • Communicate promptly with clients or leadership when priorities shift, deadlines are at risk, or clarification is needed. • Inspect completed work for accuracy and quality, and help uphold service standards across the team. • Resolve routine copier, scanner, and mailroom equipment issues and escalate more complex problems when necessary. • Replenish paper, toner, and other production materials to keep equipment ready for continuous use. • Organize workload based on urgency, volume, and service expectations while using resources efficiently and following site policies. • Support additional office services needs such as hospitality, reception, facilities, or audio/visual coordination when required. • Move and handle boxes, paper, and supplies regularly, including lifting items up to 50 pounds as part of daily operations.
2026-11-04T00:00:00Z

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.
2026-10-12T00:00:00Z

7 results for Office Administrative Assistant in Ventura, CA