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Back Office Assistant Jobs in Rialto, CA (NOW HIRING)

unicare

Back Office - Optometry Assistant

Hesperia, CA

$18.50 - $23.25/hr

Completion of medical assistant training program preferred. * Minimum of one (1) year experience in an outpatient medical clinic or hospital, medical office setting. * One (1) year of previous ...

unicare

Back Office - Optometry Assistant

San Bernardino, CA · On-site

$19 - $24/hr

Completion of medical assistant training program preferred. * Minimum of one (1) year experience in an outpatient medical clinic or hospital, medical office setting. * One (1) year of previous ...

unicare

Back Office - Optometry Assistant

Hesperia, CA

$18.50 - $23.25/hr

Completion of medical assistant training program preferred. * Minimum of one (1) year experience in an outpatient medical clinic or hospital, medical office setting. * One (1) year of previous ...

unicare

Back Office - Medical Assistant I

Moreno Valley, CA

$19.25 - $24.25/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Moreno Valley, CA · On-site

$19.25 - $24.25/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Colton, CA · On-site

$19 - $23.75/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Ontario, CA · On-site

$18.75 - $23.75/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Ontario, CA · On-site

$18.75 - $23.75/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Colton, CA

$19 - $23.75/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

unicare

Back Office - Medical Assistant I

Pomona, CA · On-site

$18.50 - $23.25/hr

Process front and back patients check out to ensure completeness. Assist with the training of ... Zero (0) to two (2) years' experience in an outpatient medical clinic or hospital, medical office ...

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All JobsBack Office JobsBack Office Assistant JobsBack Office Assistant Jobs in Rialto, CA

Back Office Assistant information

See Rialto, CA salary details

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How much do back office assistant jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for back office assistant in Rialto, CA is $20.42, according to ZipRecruiter salary data. Most workers in this role earn between $17.84 and $22.40 per hour, depending on experience, location, and employer.

What is a back office assistant?

Back Office Assistants are administrative professionals who support the day-to-day operations of a business by handling tasks such as data entry, record keeping, document management, and internal communications. They typically work behind the scenes, ensuring that the front office and other departments run smoothly. Their responsibilities may also include scheduling, processing invoices, and maintaining databases. While they do not usually interact directly with customers, their work is essential for the efficient functioning of an organization.

What are the key skills and qualifications needed to thrive as a back office assistant, and why are they important?

To excel as a Back Office Assistant, you need strong organizational abilities, attention to detail, and proficiency in basic administrative tasks, often supported by a high school diploma or equivalent. Familiarity with office software such as Microsoft Office Suite, data entry systems, and document management tools is typically required. Effective communication, time management, and discretion are essential soft skills for efficiently handling sensitive information and supporting team operations. These skills ensure smooth office workflows, accurate record-keeping, and reliable support to front-line staff and management.

What are some common challenges faced by back office assistants, and how can they be managed effectively?

Back Office Assistants often handle a variety of administrative tasks, such as data entry, record keeping, and supporting multiple departments simultaneously. One common challenge is managing a high volume of repetitive tasks while maintaining accuracy and meeting tight deadlines. Staying organized, using digital tools to streamline workflow, and communicating proactively with other team members can help manage these challenges effectively. Additionally, regularly updating skills in office software and seeking feedback can improve both efficiency and job satisfaction.

What is the difference between Back Office Assistant vs Data Entry Clerk?

AspectBack Office AssistantData Entry Clerk
Required CredentialsHigh school diploma; some roles may prefer administrative or office certificationsHigh school diploma; basic computer skills
Work EnvironmentOffice setting, supporting administrative tasksOffice or remote, focusing on data input
Employer & Industry UsageBusinesses, healthcare, finance, retailVarious industries, including healthcare, finance, and government
Common Search & Comparison IntentUnderstanding administrative support rolesData management and input tasks

The Back Office Assistant and Data Entry Clerk roles both support administrative functions in office environments. While the Back Office Assistant handles a broader range of tasks such as document management and customer support, the Data Entry Clerk primarily focuses on inputting and maintaining data. Both roles require similar credentials and are used across various industries, but their core responsibilities differ in scope and focus.

How much is the salary of a back office assistant?

The salary of a back office assistant typically ranges from $25,000 to $45,000 per year, depending on experience, location, and the industry. Entry-level positions may start lower, while experienced assistants or those in specialized fields can earn higher wages. Skills in administrative tasks, data entry, and familiarity with office software are often required.

What are the most commonly searched types of Back Office jobs in Rialto, CA?

The most popular types of Back Office jobs in Rialto, CA are:

What cities near Rialto, CA are hiring for Back Office Assistant jobs?

Cities near Rialto, CA with the most Back Office Assistant job openings:

Back Office Assistant jobs near you
Infographic showing various Back Office Assistant job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 89% Full Time, 8% Part Time, and 2% Contract. Highlights an 78% Physical, 3% Hybrid, and 19% Remote job distribution, with an average salary of $42,482 per year, or $20.4 per hour.

DENTAL BACK OFFICE ASSISTANT

AMPeriodontics & Dental Implants

Chino, CA • On-site

$18.25 - $24/hr

Full-time

Retirement, PTO

Re-posted 9 days ago

Job description

DO NOT  APPLY  IF YOU DO NOT HAVE ANY  PRIOR  DENTAL  BACK  OFFICE  EXPERIENCE; YOUR APPLICATION WILL BE IMMEDIATELY DISQUALIFIED AND REJECTED . Thank you for your co-operations & understanding 


Seeking a dynamic DENTAL ASSISTANT for a private, caring, patient-centric Periodontal Office in CHINO, CA

This position is 4 days a week; 8:30 -5:30PM. Candidate must be a pleasant, motivated, organized, enthusiastic & upbeat personality with the ability to multitask. Prior Periodontal; surgical experience assisting is a plus. Dentrix scheduling software and digital Dexis x-ray imaging utilized. Candidate will be responsible for ensuring patient quality care, assisting chair-side ; with attention to sterilization; cross-infection control measures; taking intra-oral digital x-rays; extraoral Panoramic & CT scan views; impressions; supply inventory and back office supplies ordering. Bilingual Spanish speaking preferrable; but not essential 

If you are looking to become a vital staff member of a remarkable team of professionals, and to work alongside a highly skilled Periodontist that is passionate & innovative about his field; look for longevity within your career; this may well be the perfect office for you!

We offer paid vacation benefits which grow with tenure; sick benefits, 401K and retirement benefits; bonus incentives & continuing education. Salary TBD based upon experience and satisfactory completion of working skills assessment period.

We look forward to reviewing your application and hearing back from you.

Job Type: Full-time

Benefits:

  • Paid Holidays after 6 month probationary period
  • Sick/Well Days 
  • Vacation benefits after 18 months continual employment  
  • 401K Benefits after 12 months continual employment

Work Location: In person