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Main Office Assistant Jobs in Riverside, CA (NOW HIRING)

Hasa

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Driver Assistant

Anaheim, CA · On-site

$19 - $20/hr

Driver Assistant The Driver Assistant's responsibilities include helping load and unload products ... Liaising with the main office or the warehouse logistics team to notify the driver of any changes ...

New

Hasa

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Driver Assistant

Anaheim, CA · On-site

$19 - $20/hr

Driver Assistant The Driver Assistant's responsibilities include helping load and unload products ... Liaising with the main office or the warehouse logistics team to notify the driver of any changes ...

New

Sonic Drive-In

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Administrative Assistant

Mission Viejo, CA · On-site

$25 - $27/hr

As the Front Office Administrative Assistant, you will be the first friendly face any visitors will ... Answer main office phone line and direct calls to appropriate departments * Maintain proper office ...

Earthbar

Retail Marketing Manager

Irvine, CA · On-site

$61K - $77K/yr

Some travel between the main office and the stores. Physical Demands Face to face discussions ... assist other employees in lifting and/or moving objects that weigh more than 25 pounds. Specific ...

Oso Home Care

LVN Case Manager

Irvine, CA · On-site

$30 - $36.40/hr

Our main office is located in Irvine, CA where the 405 and 55 freeways meet. Candidate must be IV ... * Assist AIC nurses in obtaining provider orders, starting IV's & case managing all aspects of ...

Oso Home Care

LVN Case Manager

Irvine, CA · On-site

$30 - $36.40/hr

Our main office is located in Irvine, CA where the 405 and 55 freeways meet. Candidate must be IV ... * Assist AIC nurses in obtaining provider orders, starting IV's & case managing all aspects of ...

Davis Farr

Audit Manager

Irvine, CA · On-site

$111K - $146K/yr

Davis Farr LLP is a rapidly growing, full-service CPA firm with its main office located in Irvine ... Responsibilities: Assist in carrying out quality and other assurance services to clients in various ...

Davis Farr

Audit Manager

Irvine, CA · On-site

$111K - $146K/yr

Davis Farr LLP is a rapidly growing, full-service CPA firm with its main office located in Irvine ... Responsibilities: · Assist in carrying out quality and other assurance services to clients in ...

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All JobsMain Office JobsMain Office Assistant JobsMain Office Assistant Jobs in Riverside, CA

Main Office Assistant information

See Riverside, CA salary details

$10

$19

$26

How much do main office assistant jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for main office assistant in Riverside, CA is $19.75, according to ZipRecruiter salary data. Most workers in this role earn between $16.78 and $22.07 per hour, depending on experience, location, and employer.

What is a main office assistant?

Main Office Assistants are administrative professionals who support the daily operations of an organization's main office. Their responsibilities typically include answering phones, greeting visitors, managing schedules, handling correspondence, and maintaining files. They play a key role in ensuring the smooth functioning of the office by assisting staff and management with various clerical and organizational tasks. Main Office Assistants often serve as the first point of contact for clients and visitors, making communication and interpersonal skills essential.

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

To thrive as a Main Office Assistant, you need strong organizational skills, attention to detail, and proficiency in office administration, often supported by a high school diploma or equivalent. Familiarity with office software such as Microsoft Office Suite, basic database systems, and office equipment is typically required. Outstanding communication, time management, and customer service skills help you excel in a dynamic and supportive environment. These abilities ensure efficient office operations, positive interactions with staff and visitors, and smooth handling of daily administrative tasks.

What are some typical challenges a main office assistant may face in a busy office environment?

Main Office Assistants often juggle multiple responsibilities, such as managing phone calls, scheduling appointments, handling correspondence, and supporting various departments. One common challenge is prioritizing tasks efficiently, especially during peak hours or when urgent requests arise simultaneously. Adapting to rapidly changing situations and maintaining strong organizational skills are essential. Additionally, Main Office Assistants routinely collaborate with colleagues from different teams, requiring clear communication and a positive, solution-oriented attitude.

What is the difference between Main Office Assistant vs Receptionist?

AspectMain Office AssistantReceptionist
CredentialsHigh school diploma; some roles may require administrative certificationsHigh school diploma typically sufficient
Work EnvironmentOffice setting, supporting multiple departmentsFront desk, greeting visitors, answering calls
Employer & Industry UsageCommon in corporate, educational, and healthcare officesPrimarily in customer service, hospitality, and corporate offices
Search & Comparison IntentLooking for administrative support roles in officesSeeking front desk or customer service positions

The Main Office Assistant typically handles broader administrative tasks across departments, while the Receptionist focuses on front desk duties like greeting visitors and managing calls. Both roles require strong communication skills and office experience, but the Main Office Assistant often has more responsibilities supporting overall office operations.

How much is a main office assistant's salary?

The average salary for a main office assistant typically ranges from $25,000 to $40,000 per year, depending on experience, location, and the size of the organization. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Many office assistants also receive benefits such as paid time off and health insurance.

What are popular job titles related to Main Office Assistant jobs in Riverside, CA?

For Main Office Assistant jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Main Office Assistant jobs in Riverside, CA look for?

The top searched job categories for Main Office Assistant jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Main Office Assistant jobs?

Cities near Riverside, CA with the most Main Office Assistant job openings:

Main Office Assistant jobs near you
Infographic showing various Main Office Assistant job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, and 3% Contract. Highlights an 89% Physical, 5% Hybrid, and 6% Remote job distribution, with an average salary of $41,089 per year, or $19.8 per hour.

Office Assistant Manager

Marcellini's Martial Arts Academy

Riverside, CA • On-site

$18 - $30/hr (+ commission)

Part-time

Re-posted 28 days ago

Job description

Looking for charismatic personnel to help us grow our martial arts school. Marcellini’s Martial Arts Academy has been the premiere martial arts academy in the Inland Empire for 24 years, and we have a state of the art facility in a very safe location in Riverside. The main part of the job would be enrolling new students and customer service. Good writing ability is required. The hours are flexible and mainly from 5:30 to 8:30 PM, Monday through Thursday. This is a great opportunity as this is a very sought-after and one of a kind school with a lot of potential, especially if you are a martial arts enthusiast or any female with interest in a solid assault prevention program. While working here, you can expect a respectful, family-oriented school with expert instructors. Check out our website at www.mmaa.us for more information about the school. Please do not call the school number to respond to this posting.

We are seeking an Office Assistant Manager to join our team! You will perform clerical and administrative functions in order to drive company success.

Responsibilities:

  • Draft correspondences and other formal documents
  • Plan and schedule appointments
  • Greet and assist onsite guests
  • Answer inbound telephone calls
  • Develop and implement organized filing systems
  • Perform all other office tasks

Qualifications:

  • Previous experience in office administration or other related fields
  • Ability to prioritize and multitask
  • Excellent written and verbal communication skills
  • Strong attention to detail
  • ​Strong organizational skills

Company Description

This school is owned by chief instructor Sam Marcellini, highly credentialed martial artist. It's an educational facility that is dedicated to the betterment of the students with a focus on respect and character development. Our student base is as young as 3 years old to all ages, goals, and walks of life. Very nice facility in a safe and convenient location.