53 Results for Office Manager Jobs in Corona, CA

Add your latest resume to match with open positions.

Office Manager

Pasadena, CA
onsite
Temporary / Contract
23 - 25 USD / Hourly
We currently have excellent ongoing opportunities for highly skilled and motivated Office Managers to lead operations at a growing company. Are you a deeply passionate self-starter who is looking to grow their career? Then we have a position for you. Please email your resume and call 626.463.2031 for immediate consideration.How you will make an impact· Leading overall office administration· Handling copy services, word processing, mail and distribution services, office reception, office equipment, utility services and communication systems· Evaluating and improving office production· Assisting in developing and revising office policies and procedure for improved work flow· Assisting the Operations Manager and Director in monitoring budget for office related items and staff
2026-10-05T00:00:00Z

Office Assistant

Glendale, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
We have local ongoing opportunities for Office Assistants / Administrative Assistants. Are you a self-starter who loves handling multiple projects at once with a positive outlook? Then we have a position for you. Please email your resume and call 626.463.2031 for immediate consideration. How you will make an impact· Filing, copying and faxing for multiple departments· Maintain office facility· Route calls appropriately· Data entry If you have a winning team attitude approach and you are eager to grow your career to the next level, we want to hear from you! This position is perfect for you if you love thriving in a dynamic environment. Contact us now!
2026-10-05T00:00:00Z

Office Assistant

Inglewood, CA
onsite
Temporary to Hire
19.5 - 23.1 USD / Hourly
We are seeking a proactive and detail-oriented Part-Time Office Assistant to support daily administrative operations. This position is ideal for an individual who can work independently, anticipate the needs of the team, and take initiative without requiring constant direction. The ideal candidate will possess strong organizational skills, sound judgment, professionalism, and a customer-service mindset while supporting a fast-paced office environment. Key Responsibilities<ul><li>Perform accurate data entry, including invoices and purchase orders.</li><li>Utilize Microsoft Excel for basic formulas and spreadsheet tracking.</li><li>Answer and route incoming calls professionally.</li><li>Receive, sort, and distribute mail.</li><li>Assist with office inventory and supply management.</li><li>Provide general administrative support to the team.</li><li>Anticipate needs and proactively address tasks before being asked.</li><li>Prioritize responsibilities and work independently.</li><li>Maintain a professional and organized office environment.</li></ul>
2026-10-07T00:00:00Z

General Office Clerk

Santa Ana, CA
onsite
Temporary / Contract
17.4135 - 20.163 USD / Hourly
We are looking for a detail-oriented General Office Clerk to support daily administrative operations for a Contract position based in Santa Ana, California. This role is well suited for someone who enjoys keeping records accurate, maintaining organized files, and assisting with high-volume document handling in a busy office setting. The ideal candidate will bring strong clerical skills, a careful approach to data entry, and the ability to provide reliable back-office support across routine business functions. Responsibilities: • Process, scan, and index paper and digital documents to maintain accurate and accessible records • Organize physical files and electronic folders so materials can be retrieved quickly and efficiently • Enter information into internal systems with close attention to completeness and accuracy • Provide administrative support for day-to-day back-office activities and general clerical tasks • Review documents for missing details, formatting issues, or filing errors before submission or storage • Handle incoming paperwork and route records to the appropriate teams or departments • Assist with records maintenance projects, including large-volume document sorting and archiving
2026-09-29T00:00:00Z

Office Services Associate

Newport Beach, CA
onsite
Temporary / Contract
22 - 25 USD / Hourly
We are looking for a detail-oriented Office Services Associate to support daily administrative and operational service needs for a client site in Newport Beach, California. This is a Contract position that focuses on document production, mail handling, scanning, and front-end office support within a detail-oriented, fast-moving environment. The ideal candidate brings strong customer service skills, sound judgment, and the ability to manage multiple priorities while maintaining accuracy and confidentiality. Responsibilities: • Manage incoming office service requests by reviewing logs and confirming all job instructions are complete before starting assignments. • Handle day-to-day reprographics, scanning, mailroom, and intake activities across both physical and digital workflows. • Sequence and process work according to turnaround expectations, ensuring completed materials are delivered accurately and on time. • Communicate proactively with clients and leadership regarding deadlines, request updates, and any issues that could affect service delivery. • Perform basic troubleshooting on copiers, scanners, and related office equipment, escalating more complex problems when needed. • Monitor quality by checking completed work for accuracy and consistency, including reviewing output produced by team members when required. • Replenish paper, toner, and other production supplies while using materials carefully and efficiently. • Support additional workplace service functions such as hospitality, reception, or audio/visual assistance based on site needs. • Maintain compliance with company and client workplace policies, including confidentiality, appropriate conduct, and safety expectations.
2026-09-30T00:00:00Z

IT Manager

Laguna Hills, CA
onsite
Temporary / Contract
50 - 60 USD / Hourly
We're looking for a hands-on IT Manager to take ownership of our entire IT environment. This role is ideal for someone who enjoys being the go-to IT expert, supporting employees, managing Microsoft 365 and cloud technologies, strengthening cybersecurity, and driving technology improvements across the business. You'll have the opportunity to make a direct impact while working independently and partnering with leadership to ensure a secure, reliable, and scalable IT operation. This role is FULLY ONSITE in Laguna Hills, CA What You'll Do<ul><li>Manage and support Microsoft 365, Entra ID, Exchange Online, Teams, SharePoint, and OneDrive.</li><li>Administer user accounts, licensing, access permissions, and employee onboarding/offboarding.</li><li>Manage Windows endpoints, device deployments, patching, and endpoint security.</li><li>Provide day-to-day IT support for office and remote employees.</li><li>Maintain network, firewall, VPN, and infrastructure systems.</li><li>Implement cybersecurity best practices, access controls, MFA, and vulnerability remediation.</li><li>Coordinate with technology vendors and manage IT assets and software licensing.</li><li>Identify opportunities to improve security, efficiency, and user experience across the organization.</li></ul>
2026-09-19T00:00:00Z

IT Manager

Anaheim, CA
onsite
Temporary / Contract
50 - 55 USD / Hourly
email: valerie.montoya@rht (.com) **Please Note: Client will be relocating to the Corona, CA area by the end of the year, when applying please make sure you are okay to commute to Corona, CA indefinitely.** Robert Half is seeking a hands-on IT Manager to take ownership of its internal technology environment as services transition in-house from a Managed Service Provider (MSP). This is a unique opportunity for someone who enjoys building, improving, and owning IT operations while supporting both office and field-based employees. This role is ideal for a technically strong IT professional who has personally managed infrastructure, security, Microsoft 365, user support, networking, and day-to-day IT operations in a small to mid-sized business environment. Responsibilities<ul><li>Own and manage the company's Microsoft 365, Entra ID, and overall IT infrastructure.</li><li>Serve as the primary IT resource supporting approximately 400 employees, including executives, office staff, and field personnel.</li><li>Administer user accounts, onboarding/offboarding, security groups, permissions, and access controls.</li><li>Configure and manage Windows endpoints, mobile devices, and endpoint security solutions.</li><li>Support and maintain firewalls, networking equipment, wireless infrastructure, VPNs, and internet connectivity.</li><li>Implement and manage cybersecurity measures including MFA, Conditional Access, patching, and security best practices.</li><li>Lead the transition of IT services from the current MSP and assume full ownership of the environment.</li><li>Maintain IT documentation, asset inventory, disaster recovery procedures, and operational standards.</li><li>Troubleshoot and resolve escalated technical issues in a fast-paced environment.</li><li>Manage relationships with technology vendors, software providers, telecommunications partners, and future IT service providers.</li><li>Identify and implement improvements that enhance reliability, security, and operational efficiency.</li><li>Help build and scale the internal IT function, including future team growth.</li></ul>
2026-10-07T00:00:00Z

Bookkeeper

Alhambra, CA
onsite
Temporary / Contract
25 - 28 USD / Hourly
Robert Half is searching for Bookkeepers for local ongoing opportunities. As a bookkeeper some of the main job duties will include: Processing accounts payable and accounts, receivable, managing bank reconciliation and payroll processing, posting journal entries. If this sounds like you, please submit your resume and call 626.463.2030 to schedule an interview.Record Keeping:· Maintain accurate and up-to-date financial records using accounting software or manual systems.· Record financial transactions such as sales, purchases, receipts, and payments.Bank Reconciliation:· Reconcile bank statements with the general ledger.· Identify and resolve discrepancies, ensuring accurate representation of financial transactions.Payroll Processing:· Calculate and process employee payroll, including deductions and taxes.· Ensure compliance with payroll regulations and timely payment to employees.Financial Reporting:· Prepare basic financial statements, such as income statements and balance sheets.· Generate financial reports for management or external stakeholders.Budget Monitoring:· Assist in the creation and monitoring of budgets.· Track actual expenses against budgeted amounts and report any variances.Expense Tracking:· Monitor and record business expenses.· Categorize and reconcile credit card statements and receipts.
2026-10-05T00:00:00Z

Bookkeeper

Oceanside, CA
onsite
Temporary / Contract
30 - 33 USD / Hourly
A well-established professional services organization is adding a Bookkeeper to its accounting team. This role is ideal for a detail-oriented accounting professional who enjoys keeping financial records accurate and organized while working closely with a small team.You’ll have exposure to AP, AR, reconciliations, payroll support, month-end activity, and financial reporting, making this a strong opportunity for someone who wants a broad bookkeeping position rather than a role focused on just one accounting function.Responsibilities:<ul><li>Maintain the general ledger and day-to-day accounting records</li><li>Record deposits, payments, expenses, and other financial transactions</li><li>Reconcile bank and credit card accounts</li><li>Manage accounts payable invoices and vendor records</li><li>Assist with accounts receivable and customer payments</li><li>Prepare and post journal entries</li><li>Assist with monthly and year-end close</li><li>Review account balances and investigate discrepancies</li><li>Prepare basic financial statements and management reports</li><li>Assist with payroll-related accounting and expense entries</li><li>Maintain vendor and customer files</li><li>Monitor outstanding balances and follow up as needed</li><li>Prepare documentation for tax and audit requests</li><li>Maintain organized accounting records</li><li>Assist with process improvements and special accounting projects</li></ul>
2026-09-21T00:00:00Z

Bookkeeper

Torrance, CA
onsite
Temporary / Contract
28.5 - 33 USD / Hourly
We are seeking an experienced AppFolio Consultant / Property Accounting Specialist for an immediate part-time consulting opportunity with a real estate/property management organization. This role is specifically focused on AppFolio accounting cleanup, troubleshooting, reconciliation, system review, and user support.Advanced, hands-on AppFolio experience is required for this position. Candidates must have substantial prior, hands-on experience working within AppFolio and be comfortable troubleshooting accounting issues, reviewing system activity, and training other users. Applicants without AppFolio experience will not be considered.The successful candidate will serve as the organization's AppFolio subject matter expert, reviewing historical accounting activity, identifying and correcting discrepancies, improving system processes, and providing guidance to internal accounting users. This is an ideal opportunity for an experienced property accountant, consultant, or AppFolio power user who can quickly assess existing issues and implement practical solutions. Key Responsibilities• Serve as the primary AppFolio accounting and system subject matter expert.• Review and troubleshoot accounting records within AppFolio.• Analyze historical transactions, journal entries, adjustments, and account activity to identify inconsistencies.• Assist with accounting cleanup related to a previous QuickBooks-to-AppFolio conversion.• Research and resolve discrepancies resulting from property transfers between entities.• Perform and review account reconciliations, including outstanding company credit card reconciliations.• Review accounting adjustments previously completed by third-party accounting providers and determine whether corrections are necessary.• Troubleshoot AppFolio setup, accounting workflows, reporting, and system functionality.• Identify opportunities to improve how AppFolio is currently being utilized.• Provide hands-on AppFolio training and guidance to internal accounting staff.• Recommend best practices for AppFolio processes, accounting controls, and ongoing record maintenance.• Assist with property management and property development accounting matters as needed.• Document recommended processes and procedures to help prevent future accounting discrepancies.
2026-09-29T00:00:00Z

Front Office Receptionist

Fallbrook, CA
onsite
Temporary / Contract
21.5 - 23.5 USD / Hourly
A professional services company in Fallbrook is looking for a polished, organized Front Office Receptionist to become the welcoming face of its office. This is more than simply answering phones — you’ll help create a smooth experience for clients and visitors while keeping the front office organized and supporting the broader administrative team. The ideal candidate is friendly, professional, dependable, and naturally organized. You should be comfortable greeting executives and clients, handling multiple incoming calls, coordinating visitors, and jumping in wherever the office needs support.What You’ll Do:<ul><li>Welcome clients, visitors, vendors, and employees</li><li>Answer and route incoming phone calls</li><li>Manage the reception area and maintain a professional appearance</li><li>Monitor and respond to general office emails</li><li>Coordinate conference rooms and visitor schedules</li><li>Receive and distribute mail and packages</li><li>Assist with outgoing shipments and correspondence</li><li>Maintain office calendars and basic administrative records</li><li>Order office supplies and monitor inventory</li><li>Assist with meeting preparation and office events</li><li>Coordinate building access and visitor notifications</li><li>Provide administrative support to various departments</li><li>Prepare documents, scan files, and organize electronic records</li><li>Assist with scheduling and other office coordination tasks</li><li>Handle sensitive information professionally and confidentially</li></ul>
2026-09-21T00:00:00Z

Administrative Assistant

Pasadena, CA
onsite
Temporary / Contract
23 - 25 USD / Hourly
Opportunities for top Administrative Assistant (Administrative Coordinator / Administrative Associate)We currently have ongoing positions for a results-oriented Administrative Assistants who are deeply passionate about growing their career. In this role, you will perform various administrative and office support duties. Do you love mail merging, pivot tables and presentation design? Then we have a position for you. Please email your resume and call 626.463.2031 for immediate consideration.· Answer phones and greet visitors· Schedule appointments and maintain calendars· Schedule and coordinate staff and other meetings· Collate and distribute mail· Prepare communications, such as memos, emails, invoices, reports and other correspondence· Write and edit documents from letters to reports and instructional documents· Create and maintain filing systems, both electronic and physical If you are a self-starter who is passionate about supporting a dynamic and growing company and looking to thrive in a creative environment, we would love to hear from you! Contact us now
2026-10-05T00:00:00Z

Administrative Assistant

Redlands, CA
onsite
Temporary to Hire
21.85 - 23 USD / Hourly
We are looking for a proactive Administrative Assistant to join a busy hazardous waste company in Redlands, California. This contract opportunity with potential for a permanent position is well suited for someone who stays organized under pressure, manages competing tasks effectively, and takes pride in accurate administrative support. The role offers the chance to contribute to daily office operations while working closely with a team in a fast-moving environment. Responsibilities: • Prepare and assemble packets, reports, and other office materials needed to support daily operations. • Generate purchase orders with a high level of accuracy and ensure related information is entered correctly. • Provide day-to-day administrative assistance for the team, including document handling and routine office coordination. • Track multiple assignments at once and adjust priorities to meet deadlines in a busy office setting. • Organize and maintain files, records, and supporting documentation so information is easy to access when needed. • Respond to inbound calls and assist with front-office or receptionist-related tasks in a thorough manner. • Perform data entry and update administrative records while maintaining strong attention to detail.
2026-10-05T00:00:00Z

Administrative Assistant

Fallbrook, CA
onsite
Temporary / Contract
25 - 30 USD / Hourly
An established educational organization in North County is looking for an Administrative Assistant to support its academic and student-services operations. This is a great opportunity for someone who enjoys a professional, people-facing environment and wants to work in a setting where organization, communication, and attention to detail really matter. You’ll serve as an important point of contact for students, families, instructors, and internal staff while helping keep daily administrative operations organized. What You’ll Do:<ul><li>Provide day-to-day administrative support to department leadership and staff</li><li>Answer phones, emails, and general inquiries</li><li>Assist students and families with routine questions and requests</li><li>Maintain student and departmental records</li><li>Schedule meetings, appointments, orientations, and events</li><li>Coordinate calendars and room reservations</li><li>Prepare correspondence, reports, forms, and presentations</li><li>Process student documentation and maintain confidential records</li><li>Assist with registration, enrollment, and other administrative processes</li><li>Enter and update information in internal databases</li><li>Track deadlines, forms, and outstanding documentation</li><li>Assist with purchasing, invoices, reimbursements, and basic budget tracking</li><li>Coordinate mail, supplies, printing, and office materials</li><li>Help organize school events, workshops, and department meetings</li><li>Prepare meeting agendas, notes, and follow-up items</li><li>Support special projects for department leadership</li></ul>
2026-09-30T00:00:00Z

Administrative Assistant

City of Industry, CA
onsite
Temporary / Contract
20 - 23 USD / Hourly
Duties:• Support the day-to-day functions of assigned projects by meeting deadlines; responding to incoming requests for information, maintaining electronic records and files, etc.• Create and prepare correspondence• Schedule appointments and coordinate department meetings,• Coordinate department travel arrangements, ensuring the coordination of information within the department• Professional demeanor required with the ability to interact with colleagues; corporate/business representatives, elected and appointed officials, members of the Board of Directors, and the general public;• Adhere to attendance and punctuality standards of the organization.• Such other duties as may be assigned as needed.Qualifications:• Evidence of effective time management skills required with success in being accountable for specific outcomes.• Exceptional office skills with the ability to multi-task various priorities,• Highly detailed-oriented,• College degree preferred;• Minimum of two years’ experience in nonprofit development or prior experience in a non-profit or similar organization;• Excellent oral, written, and interpersonal communications skills;• Strong attention to detail with accuracy and organizational skills required;• Willingness to take initiative to make improvements, enhance departmental efficiency, solve problems, take direction from multiple management sources, and effectively handle change;• Ability to be flexible and balance competing priorities while supporting and executing an event;• Ability to exercise sound judgement and work effectively under pressure;• Ability to maintain professionalism, discretion and confidentiality in all situations;• Must be available for overtime/flexible scheduling and periodic travel • Ability to speak Spanish, a plus
2026-09-18T00:00:00Z

Administrative Assistant

Los Angeles, CA
onsite
Temporary / Contract
22.8 - 26.4 USD / Hourly
We are looking for an Administrative Assistant to provide onsite support for a busy team in California. This is a Contract position that will serve as a central resource for day-to-day office coordination, executive support, and administrative operations. The role is ideal for someone who is experienced, organized, and comfortable managing multiple priorities in a detail-oriented, fast-moving environment. Responsibilities: • Manage front-desk and general office support activities, including document handling, record organization, and coordination of workplace materials and equipment. • Prepare meeting spaces for internal gatherings and guest visits by arranging room setup, breakdown, and food service logistics as needed. • Oversee incoming and outgoing mail and package distribution to help maintain smooth daily office operations. • Coordinate calendars and schedule appointments for team members while supporting meeting planning and related administrative follow-through. • Prepare and track expense documentation and assist with travel planning for project leaders and research staff. • Provide administrative support for special assignments and ongoing departmental initiatives as business needs evolve. • Use Microsoft Office applications such as Word, Excel, PowerPoint, and Outlook to create documents, maintain records, and manage communications. • Work closely with leadership and staff across the office to ensure administrative needs are handled accurately and efficiently.
2026-09-23T00:00:00Z

Administrative Assistant

Monrovia, CA
onsite
Temporary / Contract
22 - 23 USD / Hourly
Opportunities for top Administrative Assistant (Administrative Coordinator / Administrative Associate)We currently have ongoing positions for a results-oriented Administrative Assistants who are deeply passionate about growing their career. In this role, you will perform various administrative and office support duties. Do you love mail merging, pivot tables and presentation design? Then we have a position for you. Please email your resume and call 626.463.2031 for immediate consideration. How you will make an impact<ul><li>Fielding telephone calls</li><li>Receiving and directing visitors</li><li>Word processing, filing and faxing</li><li>Support on diverse projects for other employees as needed</li></ul> If you are a self-starter who is passionate about supporting a dynamic and growing company and looking to thrive in a creative environment, we would love to hear from you! Contact us now
2026-10-05T00:00:00Z

Administrative Assistant

Diamond Bar, CA
remote
Temporary / Contract
22 - 27 USD / Hourly
We are looking for an organized and resourceful Administrative Assistant to support day-to-day business operations for a manufacturing environment in Diamond Bar, California. This is a Contract position suited for someone who can manage schedules, coordinate meetings, handle communication tasks, and keep administrative workflows running smoothly. The ideal candidate is proactive, detail-oriented, and comfortable balancing multiple priorities in a fast-paced setting. Responsibilities: • Coordinate calendars, arrange meetings, and confirm scheduling details to support team priorities and deadlines. • Prepare agendas, capture key discussion points during meetings, and distribute clear follow-up notes to stakeholders. • Provide administrative support through email management, phone coverage, and timely handling of inbound inquiries. • Organize travel plans and assist with event logistics, ensuring arrangements are accurate and well communicated. • Perform data entry and maintain organized records, files, and meeting materials for easy access and reference. • Conduct basic research to gather information, summarize findings, and support administrative decision-making. • Support general office and receptionist-related activities as needed to maintain efficient daily operations. • Communicate proactively with internal contacts to track action items, share updates, and help keep projects moving forward.
2026-10-07T00:00:00Z

Administrative Assistant

Orange, CA
onsite
Temporary to Hire
24.7 - 28.6 USD / Hourly
We are looking for an Administrative Assistant to support a fast-paced billing and office operations environment. This contract opportunity with potential for a permanent role is ideal for someone who thrives on accuracy, organization, and consistent follow-through while managing a high volume of invoicing and related administrative tasks. The person in this role will help keep billing records current, coordinate with internal teams and customers to gather required documentation, and ensure submissions are completed according to client-specific guidelines. Responsibilities: • Manage a large daily invoicing workload, handling roughly 50 or more billing transactions with a strong focus on timeliness and accuracy. • Examine inspection documents, quoted service work, and completed job activity to prepare invoices that reflect the correct billable details. • Confirm that inspection approvals and supporting paperwork are complete before releasing invoices for processing. • Communicate with coworkers and customers to obtain missing reports, clarify incomplete billing details, and keep invoicing on schedule. • Submit invoices through customer billing portals while following each account’s specific formatting and documentation requirements. • Maintain billing logs and tracking spreadsheets to monitor completed work, invoice progress, pending items, and outstanding follow-up needs. • Investigate rejected invoices, payment questions, and other billing discrepancies, then take appropriate steps to resolve outstanding issues. • Provide general administrative support that may include data entry, handling inbound calls, and front-office assistance as needed.
2026-10-07T00:00:00Z

Administrative Assistant

Newport Beach, CA
onsite
Temporary to Hire
28.5 - 30 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations in NYC. This contract opportunity is ideal for someone who enjoys creating an organized, welcoming environment while managing a variety of administrative and front-desk tasks. The role requires strong communication, accuracy in data handling, and the ability to respond effectively to incoming inquiries. Responsibilities:• Manage front-desk activities by greeting visitors, directing inquiries, and maintaining an organized office presence.• Handle incoming phone calls with courtesy and efficiency, routing messages and providing timely assistance to callers.• Perform a range of administrative support tasks such as preparing documents, organizing files, and maintaining office records.• Enter and update information in internal databases and spreadsheets with a high degree of accuracy.• Coordinate day-to-day office workflow to help ensure administrative processes run smoothly and efficiently.• Support general receptionist functions, including monitoring shared inboxes and responding to routine requests.• Assist with clerical projects and operational tasks as needed to meet team and business priorities.
2026-10-05T00:00:00Z

Administrative Assistant

Los Angeles, CA
onsite
Permanent / Full Time
80000 - 82000 USD / Yearly
We are looking for an experienced Administrative Assistant to support senior leadership at a fast-growing company in the natural foods and consumer packaged goods space. This role is central to keeping executive priorities organized by managing schedules, communications, travel coordination, and meeting preparation. The ideal candidate brings professionalism, strong judgment, and the ability to stay ahead of shifting needs in a dynamic business environment. Responsibilities: • Create high-quality presentations, written communications, reports, and other materials for senior leaders. • Manage calendars and arrange meetings by coordinating attendees, timing, agendas, and supporting documents. • Monitor follow-up items, deadlines, and open priorities to help leadership stay aligned on key actions. • Organize incoming requests and sort information so urgent matters are identified and addressed efficiently. • Support recurring reporting, special projects, and day-to-day administrative tasks with accuracy and timeliness. • Coordinate domestic and international travel plans, including detailed itineraries and related logistics. • Prepare and submit expense reports while maintaining complete and accurate backup documentation. • Partner with teams across the organization to support meetings, events, off-sites, and cross-functional initiatives. • Help streamline communication among stakeholders and provide additional executive support as priorities evolve.
2026-09-25T00:00:00Z

Administrative Assistant

Azusa, CA
onsite
Temporary / Contract
22.8 - 26.4 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations for multiple departments within a corporate environment. This is a Contract position suited for a proactive individual who can manage routine administrative needs, maintain an organized workplace, and provide dependable front-desk support. The ideal candidate is comfortable handling a variety of tasks, uses Microsoft Office effectively, and takes initiative without requiring close supervision. Responsibilities: • Manage incoming mail and ensure timely distribution to the appropriate teams and departments. • Welcome visitors, answer inbound calls, and provide dependable reception support for the corporate office. • Monitor office, kitchen, and meeting room supplies and place orders to keep the workplace fully stocked and organized. • Maintain conference rooms so they are clean, presentable, and ready for internal meetings and guest visits. • Coordinate and update calendars to support scheduling needs across various departments. • Complete assigned project-based administrative work and provide general support as business needs evolve. • Enter and update information accurately in worksheets, logs, and office records using Excel, Word, and other Microsoft Office applications.
2026-10-06T00:00:00Z

Administrative Assistant

San Luis Rey, CA
onsite
Temporary / Contract
29 - 33 USD / Hourly
A growing life sciences organization in North County is looking for an Administrative Assistant to support its scientific and business operations teams. This is a great opportunity for an administrative professional who wants to get into the biotech/life sciences environment without needing a scientific degree.You’ll support a combination of administrative, scheduling, purchasing, documentation, and team-coordination responsibilities in a highly organized environment. Key Responsibilities:<ul><li>Provide administrative support to department leaders and cross-functional teams</li><li>Manage calendars, meetings, and conference room scheduling</li><li>Coordinate internal meetings, presentations, and team events</li><li>Prepare reports, presentations, spreadsheets, and correspondence</li><li>Maintain department files and confidential documentation</li><li>Assist with purchasing requests and vendor coordination</li><li>Process invoices, expense reports, and purchasing documentation</li><li>Track department budgets, supplies, and recurring expenses</li><li>Coordinate shipping and receiving of office and business materials</li><li>Maintain distribution lists, contact information, and internal databases</li><li>Assist with onboarding and offboarding administrative tasks</li><li>Coordinate training sessions and team meetings</li><li>Maintain project trackers and follow up on outstanding items</li><li>Assist with documentation and records management</li><li>Support audits, inspections, and internal administrative projects</li><li>Serve as a professional point of contact for internal teams and outside vendors</li></ul>
2026-09-30T00:00:00Z

Administrative Assistant

Orange, CA
onsite
Temporary to Hire
31.9675 - 37.015 USD / Hourly
We are looking for a highly organized and detail-oriented Administrative Assistant to join our team in Orange, California. This is a Contract to permanent opportunity, offering the chance to grow within the organization while contributing to a dynamic and collaborative office environment. The ideal candidate will be tech-savvy, familiar with QuickBooks Desktop, and capable of managing various administrative and bookkeeping tasks effectively. Responsibilities: • Manage scheduling and calendar activities to ensure smooth daily operations. • Oversee general office management tasks, including maintaining supplies and organizing workflows. • Process invoices, write checks, and handle occasional banking errands. • Perform light bookkeeping and accounting duties to support financial operations. • Provide administrative support by answering calls, managing data entry, and assisting with receptionist duties. • Utilize QuickBooks Desktop for financial record-keeping and related tasks. • Collaborate with the team to ensure efficient property management. • Maintain an organized workspace, adhering to business casual dress code.
2026-10-07T00:00:00Z

Administrative Assistant

Costa Mesa, CA
onsite
Temporary / Contract
22.1635 - 25.663 USD / Hourly
We are looking for an organized and service-oriented Administrative Assistant to support daily office operations in Costa Mesa, California. This Long-term Contract position is ideal for someone who enjoys being the go-to resource for workplace coordination, front desk support, and executive assistance tasks in a detail-oriented, team-focused environment. The role requires strong attention to detail, sound judgment, and the ability to manage multiple priorities while maintaining a welcoming and efficient office experience. Responsibilities: • Coordinate day-to-day administrative activities to keep the office running smoothly, including reception coverage, mail handling, and visitor direction. • Manage relationships with external service providers and property-related contacts to arrange maintenance, repairs, and other facility needs. • Oversee workplace organization by monitoring inventory, ordering office and kitchen supplies, and helping maintain clean, well-stocked shared spaces. • Prepare and distribute billing-related communications and assist with administrative follow-up tied to vendors and office services. • Schedule meetings, appointments, and travel arrangements while supporting calendar coordination for leadership as needed. • Assist with expense report preparation, documentation, and general administrative tracking to support operational accuracy. • Provide planning and logistical support for events, team gatherings, and leadership offsite meetings. • Contribute to project-based administrative work by following up on timelines, coordinating details, and keeping stakeholders informed.
2026-10-07T00:00:00Z

53 results for Office Manager in Corona, CA