2,149 Results for

Operations Assistant Jobs in Ontario, CA

Jobs

Lakewood, CA

$90,000–$140,000 / year

Preferred candidate will have 5 or more years of progressively responsible experience in executive support, chief of staff support, office operations, program management, consulting, communications, analysis, or a comparable executive office environment. 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.

4 days ago

Los Angeles, CA

$24–$28 / 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. Join us in this exciting role where you will be a crucial part of our team, assisting in the delivery of top-notch financial consulting services to our esteemed clients.

4 days ago

Orange, CA

$20–$22 / 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.

4 days ago

Los Angeles, CA

$22–$25 / 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. 3. Strong communication skills, both written and verbal, with the ability to effectively communicate with patients, healthcare professionals, and finance team members.

2 days ago

Los Angeles, CA

$50–$95 / hour

Qualifications: Candidates must hold a bachelor's degree from a regionally accredited college or university and have successfully completed a Pathologists' Assistant program accredited by the NAACLS (National Accrediting Agency for Clinical Laboratory Sciences). 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.

4 days ago

Pasadena, CA

$74,000–$130,000 / year

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. We specialize in large-scale residential construction, including mid-rise and podium-style projects, and pride ourselves on creating environments where field teams can take ownership and grow into leadership roles.

4 days ago

Los Angeles, CA

$85,000–$100,000 / year

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. Provide a safe working environment for employees by maintaining the facility and equipment in an optimal working environment and enforcing adherence to safe work practices.

4 days ago

Los Angeles, CA

$85,000–$115,000 / year

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. We are seeking a driven, detail-oriented Assistant Project Manager to support ongoing and upcoming capital and facilities projects across our production operations.

4 days ago

santa fe springs, CA

$25–$30 / hour
Temporary

p>Weâre looking for a bilingual (English/Spanish) Shipping & Operations Assistant to support a busy production facility in Santa Fe Springs. This role focuses on keeping shipments, inventory, and daily operations running efficiently.

30+ days ago

Irvine, CA

$20–$31 / 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.

4 days ago

Irvine, CA

$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.

2 days ago

Huntington Beach, CA

$26–$28

p> 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.
Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs.

2 days ago

Perris, Ca

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.

15 days ago

Commerce, CA

Temporary

p>A well-established food distribution company in Commerce is seeking a reliable and detail-oriented Administrative Assistant to support daily office operations. This position will assist with administrative, accounting, and customer service functions while helping ensure accurate processing of delivery documentation and office records.

15 days ago

Norwalk, CA

$23–$27 / hour

By serving as a key connection between patients, providers, and care teams, the Medical Assistant helps ensure smooth clinic operations and supports the overall effectiveness of the care center. This position is responsible for assisting with clinical and administrative functions that promote efficient care delivery, accurate documentation, and a positive patient experience.

30+ days ago

Los Angeles, CA

$90,000–$103,000

Responsibilities:

MV Transportation is seeking an Assistant Fleet Maintenance Manager to assist the Fleet Maintenance Manager with management of the day-to-day maintenance aspects of the operation of CNG and propane vehicles. Overview:

If you reside in California, please see our California Applicant Privacy Policy for more information about our data handling practices and your data rights.

8 days ago

Orange, CA

$35,000–$42,000 / 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.

2 days ago

Riverside, CA

$35,000–$42,000 / year

4 days ago

GLENDORA, CA

$22–$24

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Support the Dining Services Manager in managing daily dining operations, including staff supervision and training. Overview:

Join Healthcare Services Group (HCSG) as a Dining Services Assistant Manager, supporting the dining department at a long-term care facility.

1 day ago

Colton, CA

Goodwill Southern California is seeking a dedicated Retail Assistant General Manager (AGM) to help drive operational excellence and mission impact across one of our thriving retail locations. Join our mission to transform lives through the power of work — while growing your career with a purpose-driven retail organization making a lasting impact in Southern California communities.

24 days ago

Redlands, CA

$18.90–$19.15 / hour

The Assistant Manager is responsible for supporting the Store Manager in the various tasks involved in the overall operation of a store ensuring maximum sales/profitability by establishing and maintaining Guest Services, developing staff, controlling expenses, shrinkage and all aspects of merchandising and inventory control.

The Assistant Store Manager supports the Store Manager in the staffing, setup, merchandising, pack-up and teardown of a Seasonal Store.

30+ days ago

Ontario, CA

$18.90–$19.15 / hour
Full time

The Assistant Manager is responsible for supporting the Store Manager in the various tasks involved in the overall operation of a store, ensuring maximum sales and profitability by developing staff, controlling expenses and shrinkage as well as all aspects of merchandising and inventory control in adherence with all Company policies and procedures. The physical demands of the job require in excess of 8 hours of standing, walking, climbing ladders and lifting up to 50 pounds.

30+ days ago

Victorville, CA

$20.90–$21.15 / hour
Full time

30+ days ago

Garden Grove, CA

$20–$22 / hour
Full time

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.

28 days ago

Redlands, CA

$19–$19 / hour

Current pharmacy technician license or certification of training as required by individual State Pharmacy Regulations preferred. Receive supplies and assist with inventory receiving clean-up and staging procedures.

30+ days ago

Irvine, CA

$30–$35 / hour

Identify, develop, and implement moderately complex process improvements to optimize clinical trial workflows and timelines . · Collaborate cross-functionally with Clinical Study Teams, Manufacturing, Supply Chain, Finance, Quality, and Compliance .

30 days ago

Irvine, CA

$30–$35 / hour

Coordinate with cross-functional teams including Clinical, Supply Chain, Manufacturing, Finance, and Quality . If you think this Clinical Operations Specialist position is a good fit for you, please reach out to me - feel free to call, e-mail, or apply to this posting!

30+ days ago

Irvine, CA

$19.36–$28 / 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.

28 days ago

p>While performing the duties of the job, the employee is regularly required to sit, stand, walk, reach/handle items, work with fingers, have color vision (ability to identify and distinguish colors) and talk and hear others in conversations via the phone or in person.

With a nationwide presence, terminals across 40+ markets, and more than $400 million in revenue, the company's Smart Long-Haul Network is the preferred choice for shippers looking to move freight quickly and reliably.

30+ days ago

Riverside, CA

PHYSICAL REQUIREMENTS: Hearing and speaking to exchange information with staff and external persons; seeing to read, proofread, perform clerical tasks, and work on a computer screen; intermittent sitting, standing, and walking throughout the workday; dexterity of hands and fingers to operate a computer keyboard and other office equipment; kneeling, bending at the waist, and reaching overhead, above the shoulders, and horizontally to retrieve and store files and supplies; lifting and carrying light objects; traveling to attend visits at resource centers, external venues, and staff meetings with reliable transportation.

This position directly supports student learning and the delivery of educational services through management, deployment, maintenance, and support of instructional materials, educational technology, student information systems, student devices, and operational resources utilized by students, teachers, and educational staff.

9 days ago

City of Industry, California

$25–$27 / hour

Programs include company and industry training curricula, support for formal education through the Tuition Reimbursement Program (Non-Union), and a Learning Management System that supports and enhances employee skills at all levels of the organization.

Novolex is a leading manufacturer of food, beverage, and specialty packaging that supports multiple industries including foodservice, restaurant delivery and carryout, food processing, grocery and retail, and industrial sectors.

17 days ago

Los Angeles, CA

$22–$30 / hour

Ednovate is committed to serving areas where students traditionally lack access to a quality college-prep education by building tuition-free, safe, high-performing public schools driven to create positive multi-generational change. As a Part-Time Operations Assistant at Ednovate, you will be responsible for supporting operational excellence at your school site to ensure that the school is safe and efficient, with resources readily available and aligned to educational priorities to enable the highest level of learning.

30+ days ago

Los Angeles, CA

$22–$30 / hour

As an Operations Assistant at Ednovate, you will be responsible for supporting operational excellence at your school site to ensure that the school is safe and efficient, with resources readily available and aligned to educational priorities to enable the highest level of learning.

30 days ago

Cerritos, CA

$23–$26 / hour

p>Main purpose of the Merchandising Operations Assistant role:

The Merchandising Operations Assistant supports the day-to-day execution of digital merchandising by managing product placements, maintaining merchandising tools and documentation, and ensuring accuracy across on-site experiences. As a trusted, premium lifestyle brand, and a go-to online source for discovery and inspiration, we deliver an engaging customer experience from a vast yet curated offering totaling over 45,000 apparel, footwear, accessories and beauty styles.

30+ days ago

Irvine, CA

Headquartered in the United States, TP-Link Systems Inc. is a global provider of reliable networking devices and smart home products, consistently ranked as the world's top provider of Wi-Fi devices. What we're looking for: As a Sales Operations Assistant at TP-Link, you will assist the B2B sales team with maintaining detailed records of claims and ensure proper documentation for auditing purposes.

30+ days ago

$25–$27 / hour

28 days ago

santa fe springs, CA

$25–$30 / hour

Were looking for a bilingual (English/Spanish) Shipping & Operations Assistant to support a busy production facility in Santa Fe Springs. This role focuses on keeping shipments, inventory, and daily operations running efficiently.

30+ days ago

Buena Park, California

p style="line-height:1.38;margin-bottom:11px">Now, as we expand deeper into national retail (Target, Walmart, CVS, ULTA, TJX, etc), we are seeking a Korean-speakingBrand Operations Assistant to support day-to-day communication with brand partners in Korea and assist with operational execution across our B2B retail business.

We import, launch, and scale Asian beauty and wellness brands, including Round Lab, Sungboon Editor, Dr. Melaxin, Fino, Ohora, plus our nail brand, Heyhae, across e-commerce and brick & mortar stores.

30+ days ago

Downey, CA

$20.79–$25.99 / hour

At the Reyes Family of Businesses, our Total Rewards Strategy prioritizes the holistic well-being of our employees, and our compensation philosophy embraces diverse factors for fair pay decisions, valuing skills, experience, and the needs of our business. Position Responsibilities: The Operations Assistant performs general administrative tasks, including processing orders, producing and reconciling shipping, delivery, and service performance tracking.

30+ days ago

Buena Park, CA

Full time

Now, as we expand deeper into national retail (Target, Walmart, CVS, ULTA, TJX, etc), we are seeking a Korean-speakingBrand Operations Assistant to support day-to-day communication with brand partners in Korea and assist with operational execution across our B2B retail business. We import, launch, and scale Asian beauty and wellness brands, including Round Lab, Sungboon Editor, Dr. Melaxin, Fino, Ohora, plus our nail brand, Heyhae, across e-commerce and brick & mortar stores.

30+ days ago

Pasadena, CA

$26.89–$35.50 / hour

The Operations Assistant will support projects and communications as needed, assisting with deliverable creation, tracking deadlines and timelines, and acting as the liaison between various departments and teammates to ensure work is progressing.

At WelbeHealth, each participant of our program is guided by our interdisciplinary team (IDT), composed of clinical and non-clinical members who work cohesively to provide all-inclusive care to our most vulnerable senior population.

8 days ago

Irvine, CA

li>Assists in keeping property grounds clean to include but not limited to: general curb appeal including trash pick-up and disposal, vacuuming/sweeping/mopping common areas, maintain pool and amenity areas as needed, power washing, etc. in line with the American Campus BOSS program.

You will be the liaison between vendors and staff to include, but not limited to: unit entry/oversight, collecting daily vendor assignment sheets, basic work order fulfillment, general unit make-ready etc.

30+ days ago

Anaheim, CA

Pumping Resin from Rail Car to the Silo's Ensuring Rail Cars are ready to delivered back to the manufacturer Provide back up to Production Packaging Associates (PPA) functions Grind Bottles Pack Bottles Palletizer Robot Bagger Operate within JDE inventory system, database, and excel spreadsheet.

Our Guiding Principles Act with Integrity & in Compliance Drive Value Creation Be Disciplined Entrepreneurs Focus on the Customer Act with Humility Treat others with Dignity and Respect Seeking Fulfillment in your Work.

30+ days ago

Los Angeles, CA

Full time

What you will be doing: • Provides proof of delivery and dispute resolution • Answers incoming phone calls • Supports sales, field and management personnel • Performs basic ticket reconciliation • Special projects as requested • Identify and address product quality issues and continually look for ways to improve processes at the plant Ok • Customer Service • Other duties as assigned What makes you great: • H.S. Degree is required, Bachelor's Degree is preferred • Minimum 2 years Administrative Support is preferred • Outstanding oral and written communication • Proficient in MS Office • Excellent phone etiquette • Knowledge of multi-line phone system • Bilingual Spanish English a Plus Why you will enjoy working with us: Linde is a leading global industrial gases and engineering company with 2025 sales of $34 billion.

30+ days ago

Rancho Cucamonga, CA

p>The Bankcard Operations Assistant is responsible for providing sales support and pricing analysis to the Centers for existing and prospective merchants, opening and maintaining new accounts, identifying sales opportunities, and assisting management to ensure retention of existing relationships and growth of new relationships.

While performing the duties of this Job, the employee is regularly required to sit; use hands to finger, handle, or feel; reach with hands and arms and talk or hear.

30+ days ago

Los Angeles, California

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Familiarity with tools such as Google Workspace, Project Management Software (Jira, Kanbanchi, Trello, ClickUp), Confluence, Ashby, Canva, Affinity, and the Google Suite (Docs, Slides, Sheets, etc.). This kind of improvement has the potential to help reduce over 500M tonnes of CO2 emissions, lower the risk of catastrophic wildfires by enabling safer and more capable transmission infrastructure, and make it cheaper and easier to deliver electricity where people need it most.

21 days ago

Irvine, CA

$80,000–$140,000 / year

li>Provide operational oversight by identifying trends, recurring issues, and opportunities to enhance controls and improve processes, while independently managing work within established procedures and exercising sound judgment on elevated or complex matters.

This role requires a highly self directed professional able to navigate complex and evolving situations, independently identify exceptions, perform thorough analysis, and drive issues to resolution while adjusting priorities as business needs change.

22 days ago

Santa Ana, California

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We are looking for a proactive and detail-oriented Operations Assistant to support daily office functions and ensure smooth operational workflows.

Support daily office operations including filing systems, data entry, and document management.

30+ days ago

Riverside, CA

$210,300–$272,030 / year

p>For-jobs-where-work-will-be-performed-in-unincorporated-LA-County,-the-employer-provides-the-following-statement-in-accordance-with-the-Los-Angeles-County-Fair-Chance-Ordinance.-Criminal-history-may-have-a-direct,-adverse,-and-negative-relationship-on-the-following-job-duties,-potentially-resulting-in-the-withdrawal-of-the-conditional-offer-of-employment:

Consistently-supports-compliance-and-the-Principles-of-Responsibility-(Kaiser-Permanente's-Code-of-Conduct)-by-maintaining-the-privacy-and-confidentiality-of-information,-protecting-the-assets-of-the-organization,-acting-with-ethics-and-integrity,-reporting-non-compliance,-and-adhering-to-applicable-federal,-state,-and-local-laws-and-regulations,-accreditation,-and-licensure-requirements-(where-applicable),-and-Kaiser-Permanente's-policies-and-procedures.
Minimum-seven-(7)-years-of-management-experience-(including,-but-not-limited-to:-disciplinary-actions,-training,-employee-development/-assessment,-and-wage-and-hour-regulations)-in-a-complex,-multi-faceted-health-care-setting-and-in-working-with-a-large-physician-group-practice-managing-through-influence-and-collaboration-which-includes:
Minimum-three-(3)-years-of-experience-in-financial-management,-budget-development,-program-development,-quality-improvement-and-project-management.

30+ days ago

SAN DIMAS, CA

Oversees the fire hydrant flow testing program, receives completed field test reports, performs hydrant flow calculations, maintains fire hydrant test log, returns test results to customers. May include but not limited to standing, climbing, walking, lifting, bending, pulling and/or pushing, grasping, reaching, stooping and crouching, sitting, typing, walking, reading, writing, color determination, speaking and listening for extended periods of time.

3 days ago

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Operations Assistant Jobs in Ontario, CA

Business Operations Manager Jobot

Administrative Assistant Jobot

Front Desk Admin Assistant Jobot

Medical Assistant (Primary Care, Oncology, OB/GYN, Women's Health) Jobot

Pathologist Assistant Jobot

Assistant Superintendent – Multifamily Construction Jobot

Plant Manager Assistant Jobot

Assistant Project Manager - Industrial Jobot

Shipping Assistant Kinetic Personnel Group

Tax Administrative Assistant Jobot

Administrative Assistant Vaco LLC

HR Assistant Vaco LLC

Executive Assistant - contract role !! Kinetic Personnel Group

Administrative Assistant Kinetic Personnel Group

Certified Medical Assistant Mindlance

Assistant Fleet Maintenance Manager MV Transportation

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

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

Dining Services Assistant Manager Healthcare Services Group, Inc.

Retail Assistant General Manager Goodwill Southern California

Assistant Store Manager - Spirit Spencer Gifts - Spirit Halloween

Assistant Store Manager - Spencer's Spencer Gifts - Spirit Halloween

Senior Assistant Store Manager Spencer Gifts - Spirit Halloween

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

Assistant Operations I{169992} A-Line Staffing Solutions LLC

Clinical Operations Specialist A-Line Staffing Solutions LLC

Clinical Operations Specialist {169462} A-Line Staffing Solutions LLC

Jr Construction Field Assistant Lennar Homes

Operations Assistant Roadrunner Transportation Systems Inc.

Operations Assistant AUDEO CHARTER SCHOOL

Operations Assistant Novolex

2026-2027 Operations Assistant (Part Time) Ednovate

2026-2027 Operations Assistant Ednovate

Merchandising Operations Assistant Revolve Group Inc

Sales Operations Assistant - Early Careers TP-Link Corporation Ltd

Operations Assistant Pactiv Evergreen Inc

Shipping & Operations Assistant Kinetic Personnel Group, Inc.

Brand Operations Assistant (B2B Retail) Unlockt Brands

Operations Assistant Reyes Holdings LLC

Brand Operations Assistant (B2B Retail) Unlockt Brands, Inc.

Operations Assistant Welbe Health LLC

Seasonal Operations Assistant - Camino del Sol American Campus Communities Inc

Operations Assistant Altium Packaging LP

Operations Assistant Linde Gas & Equipment Inc

Bankcard Operations Assistant Citizens Business Bank

Executive and Operations Assistant Arcturus

Middle Office Operations, Assistant Vice President State Street Corp

Operations Assistant Peregrine Team

Assistant Administrative Operations & CNO SCPMG Kaiser Permanente

Assistant Operations Engineer or Associate Operations Engineer (42.26) American States Water Company

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