10 Results for Administrative Assistant Jobs in Adelanto, CA

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Administrative Assistant

Redlands, CA
onsite
Temporary to Hire
21.85 - 23 USD / Hourly
We are looking for a highly organized Administrative Assistant to support office operations for a busy hazardous waste company in Redlands, California. This contract opportunity is well suited for someone who works efficiently in a high-volume setting, manages shifting priorities with confidence, and maintains strong accuracy across daily tasks. The role will contribute to smooth administrative workflows by coordinating documentation, assisting the team with essential office support, and helping keep records and communication organized. Responsibilities: • Prepare and assemble packets, forms, and supporting materials needed for daily business activities. • Create purchase orders with a high level of accuracy and ensure related information is entered correctly. • Provide day-to-day administrative support to office staff and help maintain efficient workflow across the team. • Handle inbound calls and front-desk style duties in a thorough and responsive manner. • Enter, update, and verify data while maintaining organized and accessible office records. • Balance multiple assignments at once, adjusting to changing deadlines in a fast-paced environment. • Use Microsoft Word, Excel, and Teams to complete correspondence, track information, and support internal communication.
2026-11-06T00:00:00Z

Administrative Assistant

Adelanto, CA
onsite
Temporary / Contract
19 - 22 USD / Hourly
We are looking for an Administrative Assistant to provide dependable operational support for a non-profit organization in California. This Long-term Contract position is well suited for someone who can manage office priorities, maintain accurate records, and assist leadership with day-to-day administrative and financial tasks. The ideal candidate is organized, detail-oriented, and comfortable handling a mix of clerical coordination, reporting, scheduling, and confidential administrative work. Responsibilities: • Provide administrative support to leadership by managing correspondence, preparing documents, and keeping daily office activities organized. • Receive and route incoming calls and visitors in a courteous manner while supporting front-desk and general office coverage needs. • Maintain files, logs, and records with accuracy, including document tracking, retention materials, and other administrative documentation. • Assist with data entry, reporting, and preparation of supporting schedules to help departments maintain accurate operational and financial information. • Coordinate calendars, arrange meetings, and support master scheduling to ensure timely communication and efficient use of leadership time. • Prepare customized and department-specific reports by gathering information, formatting documents, and verifying details before distribution. • Support finance-related administrative duties by organizing materials, tracking information, and assisting with routine clerical tasks tied to department operations. • Handle sensitive information with discretion while providing administrative assistance across multiple management and support functions, including occasional human resources support as needed.
2026-11-05T00:00:00Z

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
2026-11-04T00:00:00Z

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
2026-11-04T00:00:00Z

Administrative Assistant

Diamond Bar, CA
remote
Temporary / Contract
22 - 24 USD / Hourly
We are looking for an experienced Administrative Assistant to support daily operations for a manufacturing organization in California. This Long-term Contract position is ideal for someone who brings strong coordination skills, clear communication, and an experienced approach to managing schedules, meetings, and office support tasks. The successful candidate will help keep administrative activities organized, provide reliable day-to-day assistance, and contribute to a focused and efficient work environment. Responsibilities: • Coordinate calendars, schedule appointments, and manage meeting logistics to ensure leaders and teams stay organized. • Prepare for meetings by arranging agendas, organizing materials, and confirming timing, attendees, and virtual or onsite details. • Record key discussion points during meetings and distribute accurate, timely summaries and action items. • Handle travel planning and event support, including reservations, itineraries, and coordination with internal and external participants. • Perform basic research and gather information needed to support projects, meetings, and administrative requests. • Provide phone and email support by responding to inquiries and directing messages to the appropriate contacts. • Maintain administrative records, enter data accurately, and help keep documentation current and accessible. • Act as a proactive point of communication by following up on tasks, sharing updates, and anticipating administrative needs.
2026-10-29T00:00:00Z

Executive Assistant

Pasadena, CA
onsite
Temporary / Contract
28 - 30 USD / Hourly
Robert Half has upcoming opportunities for experienced Executive Assistants. The executive assistant will report directly to and support director level, vice-presidents, and C-level executives. Please submit your resume and call 626.463.2031 to schedule your interview. Responsibilities may include:· Providing administrative assistance, such as writing and editing e-mails, drafting memos, and preparing communications on the executive’s behalf· Maintaining comprehensive and accurate records · Performing minor accounting duties · Organizing meetings, including scheduling, sending reminders, and organizing catering when necessary· Answering phone calls in a polite and professional manner· Welcoming visitors and identifying the purpose of their visit before directing them to the appropriate department· Managing the executive’s calendar, including making appointments and prioritizing the most sensitive matters
2026-11-04T00:00:00Z

Executive Assistant

Azusa, CA
onsite
Temporary to Hire
32 - 44 USD / Hourly
We are looking for an Executive Assistant to support operational leadership within a mission-driven non-profit organization in California. This contract-to-permanent position is ideal for a highly organized individual who can manage executive-level coordination, maintain momentum on priority projects, and handle sensitive information with discretion. The role requires strong judgment, effective communication, and the ability to keep meetings, reporting, travel, and administrative workflows running smoothly across multiple stakeholders. Responsibilities: • Manage high-level administrative support for operations leadership, ensuring daily activities, priorities, and deliverables are organized and executed efficiently. • Track assigned initiatives and action items for Operations managers, providing regular status updates and helping keep short- and long-term projects on schedule. • Coordinate calendars, meetings, interviews, and appointments, while preparing agendas, documenting discussions, and distributing meeting materials and notes promptly. • Serve as a key administrative link between Operations and internal departments, helping streamline communication and maintain alignment across teams and leadership groups. • Prepare, revise, and format correspondence, reports, spreadsheets, presentations, and other business documents on behalf of executive and senior leaders. • Maintain secure electronic and manual records, safeguarding confidential files and ensuring information is accurate, accessible, and well organized. • Compile data, research findings, and statistical information for operational reporting, committee work, clinical discussions, and board or advisory meeting materials. • Arrange travel, conference registration, lodging, and related logistics for leaders, staff, and occasional guests, while supporting event coordination as assigned. • Monitor department-related expenses, assist with budget tracking, reconcile administrative card activity, and help obtain approvals for purchases and expenditures. • Order office supplies, furnishings, and equipment, while supporting vendor coordination, pricing review, and contract-related administrative tasks.
2026-11-03T00:00:00Z

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
2026-11-04T00:00:00Z

Receptionist

Arcadia, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
We currently have an opening for an articulate, skilled Receptionist. In this role, you will greet visitors, handle incoming calls and perform general administrative duties. Proficient Receptionists will also assist other administrative staff with overflow work, including word processing, data entry and Internet research tasks.Receptionists with 1 or more years of experience managing multi-line phone systems (15+ lines) looking for new opportunities should apply today. Excellent career opportunity for a career-minded Receptionist with a strong desire to succeed! This is opportunity is available exclusively through Robert Half. For immediate consideration email your resume and call 626.463.2031· Answer and direct phone calls in a polite and friendly manner· Welcome visitors in a warm and friendly manner, and answer any questions visitors have· Maintain reception area and all common areas in a clean and tidy manner at all times· Operate standard office equipment on a regular basis, including a fax machine, a copy machine, and a computer· Keep detailed and accurate records of visitor requests and of calls received· Receive deliveries; sort and distribute incoming mail· Take inventory of supplies and restock as needed· Maintain the general office filing system
2026-11-04T00:00:00Z

Receptionist

Pasadena, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
We currently have an opening for an articulate, skilled Receptionist. In this role, you will greet visitors, handle incoming calls and perform general administrative duties. Proficient Receptionists will also assist other administrative staff with overflow work, including word processing, data entry and Internet research tasks. · Answer and direct phone calls in a polite and friendly manner· Welcome visitors in a warm and friendly manner, and answer any questions visitors have· Maintain reception area and all common areas in a clean and tidy manner at all times· Operate standard office equipment on a regular basis, including a fax machine, a copy machine, and a computer· Keep detailed and accurate records of visitor requests and of calls received· Receive deliveries; sort and distribute incoming mail· Take inventory of supplies and restock as needed· Maintain the general office filing system
2026-11-04T00:00:00Z

10 results for Administrative Assistant in Adelanto, CA