935 Results for

Professional Assistant Jobs in Fontana, CA

Jobs

New!

Irvine, CA3 days ago

$20–$31 Per Hour

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. A growing public accounting team is seeking a detail-focused Tax Administrative Assistant to support tax professionals with the preparation, assembly, and delivery of client returns.

New!

Orange, CA3 days ago

$20–$22 Per Hour

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. The successful candidate will be responsible for managing front office operations, assisting with administrative tasks, and providing exceptional service to our staff and visitors.

New!

Irvine, CA1 day ago

$23–$26

Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.

Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to:

the individual’s skill sets, experience and training;
licensure and certification requirements;
office location and other geographic considerations;
other business and organizational needs.

New!

Hesperia, CA1 day ago

$18–$25 Per Hour

Picture yourself in a clean, professional environment, wearing stylish scrubs, helping patients feel confident about their smiles, and building a career you’ll be proud of. Step into a bright, professional office where every day you make a difference helping patients smile and growing your own skills and confidence along the way.

New!

Santa Ana, CA2 days ago

$24–$25 Per Hour
Temporary

Approximately half of the role will focus supporting the president of the company and the other half handling office tasks and assisting the accounting team.

General office administration including filing, scanning, organizing documents, and maintaining office order.

Perris, Ca14 days ago

Temporary

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Act as the directorâs right hand, managing sensitive information, high-priority communications, and urgent issues requiring discretion and rapid decision-making.

Draft and edit critical documentsâcontracts, reports, correspondence, presentationsâensuring accuracy, compliance, and immediate turnaround when needed.

New!

Brea, CA1 day ago

$23–$25

Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.

Canadian residents may access our policies in English here and in French here.

Perris, CA9 days ago

Whether you are visiting patients near the scenic vineyards of Temecula or the vibrant lakefronts of Elsinore and Canyon Lake, you'll find a family-friendly atmosphere rich with breweries, local eateries, and water activities. Looking for someone covering any part of: Murrieta, Temecula, Wildomar, Lake Elsinore, Nuevo, Lakeview, Perris, Lake Mathews, Menifee, Sun City, Romoland, Canyon Lake, Quail Valley #broadbean.

New!

Pearblossom, CA1 day ago

li>Perform Therapeutic Interventions: Focus on functional strengthening, gait training, balance, and fall risk reduction to help patients reach their mobility goals.

Compliant Charting: Our integrated EMR, TherapySync, makes documenting patient progress simple and compliant, allowing for seamless charting.

New!

Hesperia, CA1 day ago

$18–$25 Per Hour

New!

Irvine, CA2 days ago

$18–$20

p style="line-height:1.39;margin-top:0pt;margin-bottom:8pt">LePort Montessori Schools provides students and families with an authentic Montessori educational experience facilitated by passionate Montessori educators who guide students in meaningful work within a beautifully prepared environment. The network (currently composed of approximately 220 schools) brings together some of the best private school programs in the country, with proven track records educating children through unique and carefully crafted curricula.

New!

Riverside, CA3 days ago

$35,000–$42,000 Per Year

See Sharp HealthCare Terms & Conditions at https://www.sharp.com/patient-rights-privacy/terms-of-use.cfm and Privacy Policy at https://www.sharp.com/patient-rights-privacy/privacy-practices.cfm and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions. The actual pay rate and pay grade for this position will be dependent on a variety of factors, including an applicant’s years of experience, unique skills and abilities, education, alignment with similar internal candidates, marketplace factors, other requirements for the position, and employer business practices.

New!

Orange, CA1 day ago

$35,000–$42,000 Per Year

New!

Fontana, CA5 days ago

$36–$41.40

The minimum qualifications for School Speech Language Pathologist Assistant: · 1 year of verifiable, professional experience as School Speech Language Pathologist Assistant within the last 3 years (may include residency or clinical practicum). Epic Special Education Staffing is partnering with an exceptional school district who is looking for a contract School Speech Language Pathologist Assistant for the 2026 - 2027 school year.

Garden Grove, CA27 days ago

$20–$22 Per Hour
Full-time
Employee

A manufacturing company located in Garden Grove is seeking an Administrative Assistant for their Shipping and Receiving Department to support daily administrative operations. This role is ideal for someone organized, friendly, and able to communicate effectively in both English and Japanese.

Newport Beach, CA24 days ago

Full-time

This role is ideal for a proactive, highly organized, and detail-oriented professional who thrives in a fast-paced environment and is interested in long-term growth within the company. While pursuing a career in commercial real estate sales is not required, it is considered a plus.

Irvine, CA27 days ago

$19.36–$28 Per Hour
Full-time

Lennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career. Requires the ability to work more than eight hours per day in the confined quarters of a construction trailer, the ability to operate a motor vehicle, read plans, climb stairs and ladders, bend, stoop, reach, lift, move and/or carry equipment which may be in excess of 50 pounds.

San Bernardino, CA15 days ago

$20–$49 Per Hour

p>Physical:

Primary functions require sufficient physical ability and mobility to work in an office setting; to stand or sit for prolonged periods of time; to occasionally stoop, bend, kneel, crouch, reach, and twist; to occasionally lift, carry, push, and/or pull light to moderate amounts of weight up to 25 pounds; to operate office equipment requiring repetitive hand movement and fine coordination including use of a computer keyboard; and to verbally communicate to exchange information.

San Bernardino Valley College provides innovative instructional programs and cohesive student services to support the educational goals of a culturally diverse community of learners by engaging in continuous improvement and actively working towards an antiracist culture to foster an environment of meaningful learning and belonging for our students, employees, and the community.

Yucaipa, CA29 days ago

$20–$49 Per Hour

p>Physical:

Primary functions require sufficient physical ability and mobility to perform moderately strenuous manual labor; to frequently stoop, bend, kneel, crouch, reach, and twist; to frequently lift, carry, push, and/or pull light to moderate amounts of weight up to 50 pounds; to frequently lift, carry, push, and/or pull heavier amounts of weight with or without assistance; dexterity of hands and fingers to operate specialized hand and power tools and equipment; operate assigned equipment; and to verbally communicate to exchange information.

Utilizes accessibility evaluation and remediation tools, including Canvas Accessibility Checker, UDOIT, WAVE, Axe, Adobe Acrobat Accessibility Checker, Microsoft Accessibility Checker, and related technologies to conduct accessibility reviews, audits, and remediation activities.

Yucaipa, CA30+ days ago

$20–$49 Per Hour

p>Physical: Primary functions require sufficient physical ability and mobility to perform moderately strenuous manual labor; to frequently stoop, bend, kneel, crouch, reach, and twist; to frequently lift, carry, push, and/or pull light to moderate amounts of weight up to 50 pounds; to frequently lift, carry, push, and/or pull heavier amounts of weight with or without assistance; dexterity of hands and fingers to operate specialized hand and power tools and equipment; operate assigned equipment; and to verbally communicate to exchange information. A key focus of this role includes assisting with the Dean with reporting requirements for the development and implementation of new categorically funded projects supported by federal/state grants, including those funded by Strong Workforce Program and High Road Training Partnerships (HRTP).

New!

San Bernardino, CA1 day ago

p>Physical: Primary functions require sufficient physical ability and mobility to work in an office setting; to stand or sit for prolonged periods of time; to occasionally stoop, bend, kneel, crouch, reach, and twist; to occasionally lift, carry, push, and/or pull light to moderate amounts of weight up to 25 pounds; to operate office equipment requiring repetitive hand movement and fine coordination including use of a computer keyboard; and to verbally communicate to exchange information.

Summary Description:

Coordinate the activities of the water supply technology outreach program; communicate with District staff/faculty, educational, industry and community partners; work independently with minimum supervision.

Anaheim, California23 days ago

$23–$24

p>A renewable energy company is seeking a personable and organized Temporary Administrative Assistant to support the Renewable Energy Division, with a focus on travel-related administrative tasks and general office duties. This role is essential in alleviating the workload of existing administrative staff by efficiently managing travel receipt tracking and communication with hotels, car rental companies, and traveling employees.

Irvine, CA8 days ago

$36.71–$51.62 Per Hour

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.

Build relationships with key stakeholders, liaise with executive assistants, and provide ad-hoc support to team members as needed, including handling contract issues and payment concerns for hotel services.

Costa Mesa, CA30+ days ago

$32.69–$33.65 Per Hour

This 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.

San Bernardino, CA30+ days ago

Communication & Information Management: Professionally screen and respond to calls and correspondence; coordinate internal and external communications; maintain comprehensive filing and record-keeping systems; and create and update reports. • Strategic & Compliance Support: Assist with marketing needs, manage petty cash/p-card reconciliation, coordinate recognition awards, and oversee crucial compliance submissions for integrity disclosures, internal representation letters, and sensitive legal/contract processes.

Orange, CA30+ days ago

p>This role manages critical administrative functions, coordinates complex activities, and ensures smooth day-to-day operations by addressing matters that do not require the direct attention of executive leadership.

Under general supervision, the Executive Assistant I performs a wide variety of administrative, secretarial, and technical duties in support of a Director-level position.

Irvine, CA28 days ago

$100,000–$110,000 Per Year

As an Executive Assistant, you'll provide high-level administrative support to the CEO and collaborate closely with leadership to streamline daily operations and organizational efficiency. The ideal candidate for this role will have: 10+ years of Executive Assistant or high-level administrative experience within public companies and product/IP companies.

Costa Mesa, California30+ days ago

p>The ideal candidate brings significant experience supporting a CEO, has earned trust at the highest level, has led teams with intention, communicates with precision and polish, and carries the kind of quiet, unshakeable organization that makes everything around them run better.

After 12 remarkable years supporting our CEO and founder, our exceptional Executive Assistant has taken an exciting new role within the company, and we are now looking for someone equally extraordinary to take the reins.

Irvine, California30+ days ago

$84,000–$100,000

The Executive Administrator serves as a key partner to leadership, helping manage priorities, streamline processes, and maintain a professional, well-functioning office environment within a hybrid work setting. This position provides high-level, confidential support to senior executives, ensuring seamless day-to-day operations and effective communication across the organization.

Irvine, California30+ days ago

$85,000–$100,000

Costa Mesa, California9 days ago

Strategically Orchestrate Meetings: Expertly coordinate and facilitate meetings, ranging from intimate office gatherings to large-scale off-site events, ensuring seamless execution and impactful outcomes. This critical role demands a seasoned professional capable of proactively managing intricate tasks, effortlessly engaging with high-level leaders, and steadfastly acting as the executive's primary gatekeeper.

Irvine, CA30+ days ago

$90,700–$127,100 Per Year

The role is well-suited for a proactive, highly detail-oriented professional who thrives in a fast-moving environment, anticipates needs, and brings a strong in-office presence to support executive leadership and cross-functional teams. Outcome Driven - Highly reliable and execution-focused, with a track record of delivering high-quality work, ensuring follow-through on commitments, and keeping executives and teams on track.

Anaheim, CA30+ days ago

$87,516–$97,900 Per Year

Pacsun is a leading lifestyle brand offering an exclusive collection of the most relevant brands and styles such as adidas, Brandy Melville, Essentials Fear of God, our own brands, and many more. Operate as extension of assigned executives; interface directly with Pacsun employees and teams, vendors, and customers as needed, to define problems and provide solutions to inquiries or orders.

Orange, CA30+ days ago

Physical Activity Requirements: Bending, Carry Objects, Climbing, Keyboard use/repetitive motion, Pinching/fine motor activities, Push/Pull, Reaching forward, Reaching overhead, Sitting, Squat/kneel/crawl (Squad & Knee), Standing, Talk or hear, Taste or smell, Twisting, Walking, Wrist position deviation. Lifting (Floor to waist level) - Constant 67 or more%, Lifting (Floor to waist level) - Frequent 36-66%, Lifting (Floor to waist level) - Occasional 0-35%, Lifting (Waist level and above) - Constant 67 or more%, Lifting (Waist level and above) - Frequent 36-66%, Lifting (Waist level and above) - Occasional 0-35%.

New!

Costa Mesa, CA5 days ago

li>Coordinate closely with other Executive Assistants and functional teams as needed on in-office matters impacting executive leadership, including handling temporary work overloads and providing administrative coverage or back-up support for other executives or departments when needed.

Support administrative and operational needs tied to physical office presence, including mail handling, document management, office coordination, and executive workspace readiness; share in responsibility of managing front desk/reception area.

Irvine, California14 days ago

li>Outcome Driven – Highly reliable and execution-focused, with a track record of delivering high-quality work, ensuring follow-through on commitments, and keeping executives and teams on track.

Decision Making – Demonstrates strong judgment in managing competing priorities, making sound decisions related to scheduling, logistics, and executive needs, and appropriately escalating complex or sensitive issues.

Irvine, California14 days ago

Learn more at www.terranorbital.com.

Your actual level and base salary will be determined case-by-case and may vary based on the job-related qualification, knowledge, skills, education, and experience.

Fullerton, CA30+ days ago

$22–$24 Per Hour

li>A "can-do" attitude is essential as the role may include a variety of tasks including filing, handling constant phone calls or drop-by personnel, or representing the Vice President or the management team at meetings, University functions, etc.

Excellent interpersonal and telephone skills, including customer service, to provide positive and welcoming interaction with students, parents, and other university staff.

New!

Moreno Valley, CA2 days ago

$60,465.60–$85,134.40 Per Year

Senior Administrative Assistant is distinguished from Administrative Assistant in that incumbents in the former class have responsibility for greater diversity of difficult and specialized assignments and entails one or more of the following: work that requires more extensive knowledge of the departments technical functions, including terminology, policies, practices and procedures and their application in completing, monitoring and managing the units work processes; sophisticated mastery of computer software to design, set up and produce such complex documents as spreadsheets and databases involving data interpretation and manipulation; greater accountability for independently producing technical work products and results; and greater responsibility for managing resources to meet deadlines and complete assignments.

Senior Administrative Assistants support Division Manager level staff and perform a variety of difficult, specialized administrative support functions that require a thorough knowledge of the terminology, procedures and practices for their functional areas, with a significant degree of independence and accountability for results.

Diamond Bar, CA30+ days ago

$70,304–$70,304

This role requires someone who can operate at a high level, manage competing priorities, and mirror an executive schedule with professionalism and flexibility. ODORZX Inc. is seeking a highly organized, discreet, and reliable Executive Assistant to directly support the Owner.

Irvine, CA21 days ago

$80,000–$110,000 Per Year

Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and on-orbit support to meet the needs of the most demanding military, civil, and commercial customers.

And, in the event that a resume or candidate is submitted by a recruiter, an employment agency, or a staffing firm without a fully executed MSA, Terran Orbital has the unrestricted right to pursue and hire any of those candidate(s) without any legal or financial responsibility to the recruiter, agency, and/or firm.

Pomona, CA30+ days ago

On-site office management - coordinate and address any on site related issues (for example, working with building property management,) reception duties, inventory of office resources, help with developing office procedures, collaboration and support for all programs, ensuring that the office is ready for daily activities and programming. The Administrative Assistant at Sacred Path Indigenous Wellness Center plays a crucial role in providing administrative and organizational support to ensure the smooth functioning of the agency's operations.

Costa Mesa, CA30+ days ago

This role is critical to the success of high-level operations and investment, and requires a sharp, resourceful professional who operates with precision, discretion, and a strong sense of accountability. Serve as a trusted advisor and operational partner to executive leadership, managing priorities, communications, and logistics with efficiency and foresight.

Mira Loma, CA30+ days ago

$76,500–$80,500

This position requires proven experience as an EA, with the ability to manage complex schedules, prioritize competing demands, and maintain the highest level of professionalism and discretion. We are dedicated to improving health outcomes by addressing social determinants of health and coordinating comprehensive community-based services, particularly through our programs.

Irvine, California30+ days ago

Our practice spans fashion releases, art projects, film production, and underground music events, all pursuing an avant-garde, indie aesthetic.

We seek a sophisticated Executive Assistant to provide comprehensive support to our Creative Director/CEO.

Orange, California13 days ago

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This role manages critical administrative functions, coordinates complex activities, and ensures smooth day-to-day operations by addressing matters that do not require the direct attention of executive leadership.

Under general supervision, the Executive Assistant I performs a wide variety of administrative, secretarial, and technical duties in support of a Director-level position.

Moreno Valley, CA14 days ago

$27.69–$38.98 Per Hour

The City has a committed customer-service oriented workforce comprised of more than 450 employees who provide a wide-range of municipal services, including Public Works, Economic Development, Community Development, Parks and Community Services, Financial and Management Services and Library services. Assigned work requires the use of initiative and judgment in selecting appropriate work methods, understanding and applying complicated information requiring a high degree of accuracy and interacting with and handling routine to non-routine questions, complaints and problems based on knowledge gained through experience.

Santa Ana, CA30+ days ago

$90,356–$138,138 Per Year

Working in close partnership with the Chief of Staff to the CFO, you will help drive organizational alignment, operational rhythm, and execution across a high-impact portfolio of work. We are looking for an Executive Assistant to support three senior leaders across our Finance, Legal, and Operations functions: the SVP of FinOps, General Counsel, and VP of Finance & Strategy.

New!

Irvine, California3 days ago

Learn more at www.terranorbital.com.

Your actual level and base salary will be determined case-by-case and may vary based on the job-related qualification, knowledge, skills, education, and experience.

Irvine, CA8 days ago

$80,000–$110,000 Per Year

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Professional Assistant Jobs in Fontana, CA

Tax Administrative Assistant Jobot

Front Desk Admin Assistant Jobot

Administrative Assistant Vaco LLC

Dental Assistant in Training Indigo Dental

Administrative Assistant Kinetic Personnel Group

Executive Assistant - contract role !! Kinetic Personnel Group

HR Assistant Vaco LLC

Home Health Physical Therapy Assistant (PTA) -PTA LICENSE REQUIRED Lifespan Therapy

Home Health Physical Therapy Assistant (PTA) - PTA LICENSE REQUIRED Lifespan Therapy

Dental Assistant – No Experience Needed (Training Available) Indigo Dental

Montessori Assistant Teacher LePort Montessori

Medical Assistant - Podiatry - SRS Rancho Bernardo - Full-Time - Day Shift SHARP HEALTHCARE

Medical Assistant - SRS Primary Care - Rancho Bernardo - Full-Time - Day Shift SHARP HEALTHCARE

Speech Language Pathologist Assistant School 2026-2027 SY Epic Special Education Staffing

Administrative Assistant – Shipping & Receiving [Bilingual English / Japanese Languages] DSA International

Administrative Assistant Rencata

Jr Construction Field Assistant Lennar Homes

Professional Expert, Program Assistant - Art Gallery San Bernardino Community College District

Professional Expert - Program Assistant, Accessibility San Bernardino Community College District

Professional Expert - Program Assistant San Bernardino Community College District

Professional Expert, Program Assistant - Water Supply Technology San Bernardino Community College District

Administrative Assistant Ultimate Staffing Services

Executive Administrative Assistant Stryker Corp

Sr. Administrative Assistant 836603 Helpmates

Executive Assistant CommonSpirit Health

Executive Assistant I, Rail Operations Orange County Transportation Authority

Executive Assistant to CEO | Urgently hiring! | 837628 Helpmates

Executive Assistant to CEO and Chairman MAHLER PRIVATE STAFFING

Executive Assistant Ultimate Staffing Services

Executive Assistant (Direct Hire) Ultimate Staffing Services

Vans: Executive Administrative Assistant (Human Resources) VF Corporation

Executive Assistant Tarsus Pharmaceuticals Inc

Executive Assistant Pacific Sunwear of California, Inc.

Executive Assistant, Belonging, Diversity, Equity & Inclusion (Temporary) Rady Children's Health

Executive Assistant El Pollo Loco Holdings Inc

Executive Assistant the Tarsanet Internal Career Center

Executive Assistant - Program Management Terran Orbital Corporation

Executive Assistant to the Vice President of Enrollment Management NEBRASKA CHRISTIAN COLLEGE

Senior Administrative Assistant (Emergency Management) The City of Moreno Valley

Executive Assistant ODORZX INC.

Executive Assistant Terran Orbital Corp

Administrative Assistant and Case Manager Sacred Path Indigenous Wellness Center

Executive Assistant / Paralegal / Office Manager Altametrics

Executive Assistant Pacific Health Group

Executive Assistant to Creative Director Remilia Corporation

Executive Assistant I, Rail Operations OCTA

PT Administrative Assistant (Administrative Assistant (City Clerk, Mayor, and Council) The City of Moreno Valley

Executive Assistant Collectors Holdings, Inc.

Executive Assistant - CEO Terran Orbital Corporation

Executive Assistant - CEO Terran Orbital Corp

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