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Assistant Office Administrator Jobs in Riverside, CA

CYNET SYSTEMS

Administrator - Office

Foothill Ranch, CA · On-site

$31 - $36/hr

Acquire conference room supplies including snacks, pens, notepads, and flip charts. * Assist with special projects such as employee desk moves. * Create and maintain office phone lists and desk ...

EV Mode

Office Admin Intern (Paid Part-Time)

Irvine, CA · On-site

$18 - $20/hr

The tasks of the office administrator will include bookkeeping and helping with general office ... Submit timely reports and prepare presentations/proposals as assigned * Assist colleagues whenever ...

Connect Staffing

Admin Assistant

Riverside, CA · On-site

$23/hr

In this role, you will support the Office Manager with data entry, SAP reports and invoices, and ... Update reports and assist the Office Manager with HR, accounting, and general administration tasks.

ServiceMaster

Front Office Admin

Riverside, CA · On-site

$20 - $25/hr

Join ServiceMaster Restore 10253 in Mission Viejo as a Front Office Admin, where you'll be the ... Process invoices and assist with billing and payment collections. * Support the team with ...

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Showing results 21-40

All JobsOffice Administrator JobsAssistant Office Administrator JobsAssistant Office Administrator Jobs in Riverside, CA

Assistant Office Administrator information

See Riverside, CA salary details

$27.1K

$71.2K

$142.4K

How much do assistant office administrator jobs pay per year?

As of Sep 5, 2026, the average yearly pay for assistant office administrator in Riverside, CA is $71,166.00, according to ZipRecruiter salary data. Most workers in this role earn between $46,900.00 and $84,000.00 per year, depending on experience, location, and employer.

What is an assistant office administrator?

Assistant Office Administrators provide support in managing the daily operations of an office. Their duties often include handling correspondence, organizing files, scheduling appointments, ordering supplies, and assisting with basic bookkeeping tasks. They help ensure that the office runs smoothly by supporting management and staff with administrative tasks. This role requires strong organizational, communication, and multitasking skills.

What are the key skills and qualifications needed to thrive as an assistant office administrator?

To thrive as an Assistant Office Administrator, you need strong organizational skills, attention to detail, and proficiency in office procedures, often supported by a high school diploma or associate degree. Familiarity with office software such as Microsoft Office Suite, scheduling tools, and basic bookkeeping systems is typically required. Excellent communication, time management, and problem-solving abilities help you stand out in this role. These skills and qualities are crucial for ensuring smooth office operations, supporting team productivity, and providing effective administrative support.

What are some common challenges faced by assistant office administrators, and how can they be successfully managed?

Assistant Office Administrators often juggle multiple tasks such as scheduling, managing correspondence, and supporting various team members, which can lead to conflicting priorities and tight deadlines. Successfully managing these challenges requires strong organizational skills, the ability to communicate clearly, and proficiency with office technology. Setting clear priorities, proactively communicating with colleagues about workload, and staying adaptable to sudden changes can help ensure day-to-day operations run smoothly.

What is the difference between Assistant Office Administrator vs Office Coordinator?

AspectAssistant Office AdministratorOffice Coordinator
Primary RoleSupports administrative tasks, manages office operations, assists with communicationCoordinates office activities, manages schedules, handles logistics
Required SkillsAdministrative skills, communication, organizationOrganizational skills, multitasking, communication
Work EnvironmentOffice setting, administrative supportOffice setting, event planning, logistics
Common UsageUsed in various industries for administrative support rolesUsed in corporate and organizational settings for managing office functions

The Assistant Office Administrator and Office Coordinator roles share similarities in supporting office functions and requiring organizational skills. However, the Assistant Office Administrator typically provides broader administrative support, while the Office Coordinator focuses more on coordinating activities and logistics. Both roles are essential for smooth office operations and are often found in similar work environments.

What are the most commonly searched types of Office Administrator jobs in Riverside, CA?

The most popular types of Office Administrator jobs in Riverside, CA are:

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

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

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

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

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

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

Assistant Office Administrator jobs near you
Infographic showing various Assistant Office Administrator job openings in Riverside, CA as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 90% Physical, 4% Hybrid, and 6% Remote job distribution, with an average salary of $71,166 per year, or $34.2 per hour.

Office Administrator/ Procurement Assistant

Honor Plastics & Molding

Pomona, CA • On-site

$19 - $22/hr

Full-time

Re-posted 7 days ago

Job description

Please note: This position is a temporary-to-hire role. The selected employee will initially be working for the company through an employment agency. Based on performance, they may be considered for transition to the company's payroll after the temporary period.

Purpose:

This role involves assisting with administrative tasks such as email management, scheduling, and inventory updates. Responsibilities include coordinating with suppliers, processing orders and invoices, and supporting production planning. Additional duties include handling customer calls and performing basic office tasks as assigned by management

Duties & Responsibilities:

  • Assist with day-to-day administrative tasks, such as email management and scheduling.
  • Communicate with suppliers to request and track product samples.
  • Place purchase orders with suppliers and follow up to ensure deadlines are met.
  • Update and maintain inventory records in the company's system.
  • Monitor orders and help coordinate shipments to ensure timely delivery.
  • Collaborate with internal teams to provide updates on inventory and supplier progress.
  • Prepare simple reports and summaries for management.
  • Assist VP in planning and executing production
  • Answering customer calls and directing them to the appropriate recipient
  • Performing basic office tasks, such as filing, data entry, answering phones, transferring phone calls to employees, processing the mail (Sorting and delivering mail to employees),
  • Process invoices for Customers
  • Handle other administrative duties as assigned
  • Perform any other assignments given by VP Operation/ CEO/Manager HR

Required Knowledge, Skills, & Abilities:

  • High School Diploma.
  • Strong organizational skills
  • Good written and verbal communication skills, including the ability to compose emails with good grammar
  • Exceptional attention to detail
  • Strong mathematical skills
  • Exceptional data entry skills (fast and accurate)
  • Proficient with Excel
  • Self-starter with strong self-initiative
  • Ability to work effectively in a fast-paced environment

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