Front Desk Administrative Assistant Ultimate Staffing ServicesFront Desk Administrative AssistantCosta Mesa, California$20–$24 / hourUltimate Staffing Services is actively seeking a professional and friendly Front Desk Administrative Assistant to support a busy office environment in Costa Mesa, California. This role is perfect for someone who enjoys being the first point of contact, managing front-office responsibilities, and providing administrative support to a team.
Administrative Assistant (Newport Beach, CA) PIMCOAdministrative Assistant (Newport Beach, CA)Newport Beach, CAOrganize client meetings and internal events, including venue selection, catering, and logistics management to create a seamless experience (e.g., Global Client Meetings, Due Diligence Meetings, Roadshows, Board Meetings, Department Onsites). Our flexible capital base and deep relationships with issuers have helped us become one of the world's largest providers of traditional and nontraditional solutions for companies that need financing and investors who seek strong risk-adjusted returns.
Human Resources Administrative Assistant Vanguard University Of So CalHuman Resources Administrative AssistantCosta Mesa, CaliforniaThis role ensures accurate and up-to-date employee records across staff, faculty, adjuncts, and student workers, while also assisting with HR-related expenses, including vendor invoice tracking and payment. The Human Resources Administrative Assistant supports the daily operations of the Human Resources department by processing employee transactions such as hires, promotions, transfers, and terminations.
Administrative/Customer Service Representative iStaff ProsAdministrative/Customer Service RepresentativeMurrieta, CaliforniaThis role is ideal for someone with an administrative or office background who enjoys helping people, managing details, and supporting a team in a fast-paced, service-focused environment. Our family-owned agency is growing, and we’re looking for a detail-oriented Customer Service & Administrative Support Representative to join our professional office team in Murrieta, CA.
Sr. Administrative Assistant 836603 HelpmatesSr. Administrative Assistant 836603Costa Mesa, CA$32.69–$33.65 / hourThis role is ideal for a proactive professional who has successfully supported senior leadership teams, managed high-level administrative responsibilities, and created professional presentations and marketing materials with exceptional attention to detail. We are seeking a highly polished Senior Administrative Assistant with strong executive support experience and a creative eye for graphic design to join a respected organization in Costa Mesa.
HR Administrative Assistant| Urgently hiring! | 840407 HelpmatesHR Administrative Assistant| Urgently hiring! | 840407Irvine, CAYou will play a key role in maintaining employee records, preparing HR documentation, coordinating onboarding activities, managing data entry, scheduling, and supporting the overall administrative needs of the HR department. Experience working with HRIS, payroll, or employee management systems such as ADP, Paylocity, UKG, Workday, or similar platforms.
Administrative Asst II University of RedlandsAdministrative Asst IIRedlands, Californiafingers to operate an electronic keyboard or other office machines; reach with hands and arms; stoop or kneel or crouch to file; climb stairs; speak clearly and distinctly to answer telephones and. to provide information; see to read fine print and operate computer; hear and understand voices. PHYSICAL AND PSYCHOLOGICAL EXAMS: For certain positions typically in Public Safety, Facilities, Athletics and Information Technology Services departments, employment is contingent upon a candidate passing a pre-employment physical exam with the ability to lift in excess of 50 lbs.
Senior Administrative Assistant Ultimate Staffing ServicesSenior Administrative AssistantCosta Mesa, California$33–$34 / hourDesign and produce high-quality digital and print marketing materials (presentations, brochures, tradeshow assets, product packaging, and web content). This combination role will be responsible for providing high-level executive support while leading the development and execution of marketing and creative initiatives.
Office Receptionist/ Administrative Assistant Ultimate Staffing ServicesOffice Receptionist/ Administrative AssistantHuntington Beach, California$24–$27 / hourUltimate Staffing is actively seeking an experienced Office Receptionist/Administrative Assistant to join their client's team in Huntington Beach, California. This position plays a crucial role in ensuring the smooth operation of the office, providing administrative support, and offering a welcoming environment for all visitors and staff.
Administrative Assistant Ultimate Staffing ServicesAdministrative AssistantCosta Mesa, California$24–$26 / hourConvenient location in the vibrant city of Costa Mesa with easy access to dining for lunch. -Maintain office supplies inventory and ensure proper functioning of office equipment.
Administrative Assistant - Part-time (32 hours per week) West YostAdministrative Assistant - Part-time (32 hours per week)Irvine, CaliforniaAll of our team members have access to local and company-wide events, our Diversity, Equity and Inclusion Workgroup, Culture Workgroup, Wellness Workgroup, book clubs, charitable giving and community service, firm-wide resources, peer groups (young professionals & middlers group), and mentorship and leadership programs. You’ll be recognized for your contributions at West Yost through milestone anniversary benefits, peer to peer recognition programs, the potential for employee stock ownership, annual monetary and paid time off bonuses, performance-based bonus eligibility, merit increase eligibility, and employee referral bonuses.
Administrative / Office Assistant Riser Fitness, LLCAdministrative / Office AssistantCosta Mesa, CAFull timeFounded in 2013, Riser is one of the largest multi-unit operators in the Club Pilates system, developing and operating studios across multiple markets, our approach is grounded in operational excellence, brand consistency, and a commitment to delivering a high quality Pilates experience. Our studios are built by teams who invest in people, execute with discipline processes, deliver a best-in-class Pilates product, and operate with a performance driven mindset focused on learning, growth, and sustainable results.
Administrative Assistant (Remote) Bradshaw HomeAdministrative Assistant (Remote)Rancho Cucamonga, CARemoteThis role is responsible for coordinating schedules, arranging meetings, maintaining records, supporting travel and expense processes, and assisting with day-to-day office operations. The Administrative Assistant serves as a reliable resource to employees and visitors while helping ensure the office runs efficiently.
Administrative Assistant Bradshaw HomeAdministrative AssistantRancho Cucamonga, CA$26–$31This role is responsible for coordinating schedules, arranging meetings, maintaining records, supporting travel and expense processes, and assisting with day-to-day office operations. The Administrative Assistant serves as a reliable resource to employees and visitors while helping ensure the office runs efficiently.
Part Time Administrative Assistant (HR)| $21.00 -$24.00| Urgently hiring! 839756 HelpmatesPart Time Administrative Assistant (HR)| $21.00 -$24.00| Urgently hiring! 839756Irvine, CAIf you're eager to build your HR administrative skills while supporting a collaborative team, apply today or contact our recruiting team to learn more. Preparing and organizing paperwork related to new hire onboarding, employee terminations, LOA documentation, and LSA administration.
Administrative jobs in the Inland Empire Ultimate Staffing ServicesAdministrative jobs in the Inland EmpireRancho Cucamonga, California$18–$55 / hourThis role is responsible for performing a variety of clerical and administrative tasks to ensure the efficient day-to-day function of our office. Ideal candidates will demonstrate strong organizational skills, professionalism, and the ability to multitask in a fast-paced environment.
Administrative Coordinator Ultimate Staffing ServicesAdministrative CoordinatorOrange, California$18In this role, you will support internal operations and provide excellent service to external clients by ensuring timely and accurate communication. Continuously learn the technical aspects of products or services to provide knowledgeable support to customers and coworkers.
Administrative & Finance Assistant OneOCAdministrative & Finance AssistantSanta Ana, CA$27–$30 / hourPart timeSince 1976, Relámpago del Cielo has proudly served the Santa Ana and Orange County community by providing educational programming to more than 300 students, supporting community cultural events, collaborating with schools and educational partners, and preserving the rich traditions of Mexican performing arts for future generations. Relámpago del Cielo is seeking an Administrative & Finance Assistant to support administrative operations, enrollment coordination, bookkeeping support, payroll administration support, and daily office functions within a growing, mission-driven nonprofit organization.
Executive Administrative Assistant / Remote Easy RecruiterExecutive Administrative Assistant / RemoteRiverside, CaliforniaRemoteWork involves providing professional and courteous administrative support to the ORS Department which includes Solid Waste, Facilities Management, Sustainability and Parks & Recreation managers, employees, and citizens by handling a variety of tasks in order to ensure that all interactions between the organization and others are positive and productive. Performs lead administrative duties including managing parking administration and security processes (badges & access controls), ordering office supplies, tracking fleet data, vending liaison, and other administrative duties as needed.
Administrative Assistant Energy SolutionsAdministrative AssistantSan Clemente, CAProcesses purchase requisitions, reviews and submits invoices for payment, and performs similar corporate processes, as needed. Performs setup for visitor/customer visits and plans special events as directed by management.