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

Ultimate LLC

Office Assistant

Ontario, CA · On-site

$20/hr

Position Overview Ultimate Staffing Services is actively seeking an Office Assistant/PM Assistant ... Required Work Hours The work schedule is Monday through Friday, from 8:00 AM to 4:30 PM with a 30 ...

JM Temporary Services & Affiliates

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OA III

Rancho Cucamonga, CA · On-site

$22.50 - $24.50/hr

Office Assistant III Terrific opportunity for an experience Office Assistant! Must have at least 3+ ... the general public. 4. Researches and responds to problems and complaints. 5. Administers ...

JM Temporary Services & Affiliates

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OA III

Rancho Cucamonga, CA · On-site

$22.50 - $24.50/hr

Office Assistant III Terrific opportunity for an experience Office Assistant! Must have at least 3+ ... the general public. 4. Researches and responds to problems and complaints. 5. Administers ...

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 ... Monday to Friday, 8:00 AM - 4:30 PM Location: Jurupa Valley, CA Job Type: Temp-to-Hire Primary ...

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All JobsOffice Iv JobsOffice Assistant Iv JobsOffice Assistant Iv Jobs in Rialto, CA

Office Assistant Iv information

See Rialto, CA salary details

$9

$18

$25

How much do office assistant iv jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for office assistant iv in Rialto, CA is $18.99, according to ZipRecruiter salary data. Most workers in this role earn between $16.15 and $21.20 per hour, depending on experience, location, and employer.

What is an Office Assistant IV?

Office Assistant IVs are experienced administrative professionals who perform advanced clerical and office support tasks. They typically handle complex administrative duties such as managing records, preparing reports, coordinating office processes, and providing support to higher-level staff or management. In addition to general office responsibilities, they may supervise other clerical staff, assist with budgeting, or handle confidential information. Office Assistant IVs are often expected to have strong organizational, communication, and problem-solving skills. Their role is crucial in ensuring the smooth operation of an office environment.

What are the key skills and qualifications needed to thrive as an Office Assistant IV?

To thrive as an Office Assistant IV, you need strong organizational skills, attention to detail, and proficiency in office administration, often supported by a high school diploma or equivalent and several years of clerical experience. Familiarity with office software like Microsoft Office Suite, database management systems, and standard office equipment is typically required. Excellent communication, time management, and problem-solving abilities help you excel in supporting teams and managing multiple tasks. These skills and qualities are crucial for ensuring efficient office operations and effective support to staff and management.

What are some common challenges faced by an Office Assistant IV, and how can they be effectively managed?

Office Assistant IVs often encounter challenges such as managing multiple high-priority tasks, coordinating with various departments, and handling sensitive information with discretion. To effectively manage these demands, strong organizational skills, clear communication, and adaptability are crucial. Building good relationships with team members and proactively seeking clarification on assignments can help prevent misunderstandings and ensure smooth workflow. Additionally, leveraging office productivity tools and maintaining an updated task list can greatly enhance efficiency in this role.

What is the difference between Office Assistant Iv vs Office Assistant III?

AspectOffice Assistant IVOffice Assistant III
Required CredentialsHigh school diploma, basic clerical skillsHigh school diploma, some experience in office tasks
Work EnvironmentBusy office settings, handling multiple administrative tasksStandard office environment, supporting daily operations
Employer & Industry UsageGovernment agencies, large corporationsSmall to medium businesses, government offices
Common Search & ComparisonOften compared for experience level and responsibilitiesBaseline role for entry-level office support

Office Assistant IV typically requires more experience and handles more complex tasks than Office Assistant III. Both roles are essential in supporting office operations, but the IV level often involves greater responsibility and multitasking in busy environments.

How much is an office assistant iv's salary?

The salary for an Office Assistant IV typically ranges from $35,000 to $50,000 annually, depending on experience, location, and employer. This role often requires strong organizational skills and proficiency with office software. Salaries may vary based on industry and specific job responsibilities.

What job categories do people searching Office Assistant Iv jobs in Rialto, CA look for?

The top searched job categories for Office Assistant Iv jobs in Rialto, CA are:

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

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

Office Assistant Iv jobs near you
Infographic showing various Office Assistant Iv job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, 1% Temporary, and 2% Contract. Highlights an 89% Physical, 5% Hybrid, and 6% Remote job distribution, with an average salary of $39,494 per year, or $19 per hour.

Office Assistant

Ultimate LLC

Ontario, CA • On-site

$20/hr

Other

PTO

Posted 28 days ago

Job description

Job Description
Position Overview
Ultimate Staffing Services is actively seeking an Office Assistant/PM Assistant for an esteemed client in California. The role involves providing a wide range of administrative and office support, ensuring smooth operations and maintaining high standards of organization. This position is pivotal in managing document archiving, file auditing, and offering front desk support.
Responsibilities

  • Serve as a backup for the receptionist, including covering breaks and lunch periods, and executing all Receptionist duties.
  • Provide scheduled PTO coverage for phones until 5:00 PM.
  • Support administrative tasks such as data entry, preparing documents, and tracking databases as assigned by management.
  • Close out Estimator and PM Books/Archiving and file all job-related paperwork.
  • Operate standard office equipment including postage machines, copiers, printers, and computers.
  • Prepare files/documentation for job audits and conduct a full audit of files when a project is closed and prior to archiving.
  • Draft meeting minutes, cost estimates, and miscellaneous project correspondence.
  • Perform other administrative duties as assigned to support company operations.
Qualifications
  • Education requirement is a high school diploma.
  • 2-5+ years of experience in the construction industry preferred.
  • Knowledge of administrative and clerical procedures, including word processing and managing files and records.
  • Basic computer skills in Word, Excel, Outlook, PDF, and scanning.
  • Strong attention to detail and organizational skills.
  • Ability to manage multiple tasks and meet deadlines in a fast-paced environment.
  • Professional demeanor with strong communication and interpersonal skills.
  • Team-oriented and able to collaborate effectively across departments.
  • Reliable, punctual, and adaptable to changing priorities.
Required Work Hours
The work schedule is Monday through Friday, from 8:00 AM to 4:30 PM with a 30-minute lunch break. If the receptionist is on scheduled PTO, the work hours extend to 5:00 PM with a one-hour lunch break.
Benefits
This position offers a stable work environment with opportunities for growth and development within the company. The pay is fixed at $20 per hour, with approximately 0% travel time required.
Physical Requirements
  • Prolonged periods of sitting at a desk and working on a computer.
  • Must be able to lift 15 pounds at times.
  • Must be able to access and navigate each department at the organization's facilities.

Interested candidates are encouraged to apply directly to this job posting for consideration.
All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, Los Angeles County Fair Chance Ordinance, and San Francisco Fair Chance Ordinance.
Job Reference: JN -062026-423253

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