Clerk Jobs in Ontario, CA

A Clerk in the admin industry performs a wide range of administrative and office support tasks. They typically handle general office duties such as filing, answering phones, managing correspondence, scheduling appointments, and maintaining records. They also assist in the preparation of reports and documents, data entry, and customer service. Clerks play a crucial role in ensuring the smooth operation of an office. They often serve as the first point of contact for clients, customers, vendors, and employees, making strong communication and interpersonal skills necessary.

Key skills for a Clerk in the admin industry include proficiency in Microsoft Office Suite, accurate data entry skills, excellent organizational and multitasking abilities, and a keen eye for detail. They must be able to work independently, maintain confidentiality, and demonstrate professionalism at all times. Some positions may require a certification such as a Certified Administrative Professional (CAP) or Microsoft Office Specialist (MOS). Prior to becoming a Clerk, a person may have roles such as an Office Assistant, Receptionist, or Customer Service Representative. These roles provide a solid foundation in office management, customer service, and administrative support, which are essential for a Clerk's role.

1-15 of 95 Jobs

Health Clerk for 2025-2026 School Year

  • San Dimas, CA (9 miles from Ontario, CA)
  • moments ago
  • San Dimas, CA (9 miles from Ontario, CA)
  • moments ago

Comments and Other Information 1 Position for 2025-2026 School Year Oak Mesa Elementary School 8 Hours Per Day M-F: 7:30 am - 4:00 pm For more information about this position, go to the pdf file here Clerk...

Clerical Assistant II

  • Fullerton, CA (18 miles from Ontario, CA)
  • moments ago
  • Fullerton, CA (18 miles from Ontario, CA)
  • moments ago

Fullerton Elementary School District See attachment on original job posting POSITION DETAILSThe Fullerton School District is seeking a qualified individual for a full-time Clerical Assistant II...

Mailroom Clerk - Now Hiring

  • Corona, CA (13 miles from Ontario, CA)
  • 5 hours ago
  • Corona, CA (13 miles from Ontario, CA)
  • 5 hours ago

job summary: We are seeking a detail-oriented Data Entry Clerk to accurately input and maintain critical data....

Mailroom Clerk

  • El Monte, CA (22 miles from Ontario, CA)
  • 15 hours ago
  • El Monte, CA (22 miles from Ontario, CA)
  • 15 hours ago

Randstad is looking for Mailroom Clerks in El Monte,CA.This role involves providing operational support in a fast-paced mailroom or warehouse setting....

Front Desk/Clerk for Boutique Law Firm

  • Irvine, CA (22 miles from Ontario, CA)
  • 21 hours ago
  • Irvine, CA (22 miles from Ontario, CA)
  • 21 hours ago

Administrative Assistant (Temp-to-Hire) Boutique Law Firm - Irvine, CA Adams & Martin Group has partnered with a boutique law firm located in Irvine is seeking a reliable and detail-oriented...

Legal Support Staff - Litigation Paralegal (3+ years) AND Calendar/Docket Clerk (3-5 years)

  • Irvine, CA (22 miles from Ontario, CA)
  • 1 day ago
  • Irvine, CA (22 miles from Ontario, CA)
  • 1 day ago

For consideration, please submit cover letter and resume to protected email, with Calendar/Docket Clerk in the subject line. No recruiter phone calls please....

Senior Accounting Clerk, Fiscal Services/Administration and Business Services Lake Elsinore (25-7765, 25-7976)

  • Riverside, CA (16 miles from Ontario, CA)
  • 2 days ago
  • Riverside, CA (16 miles from Ontario, CA)
  • 2 days ago

professional training, support and resources for teachers, administrators, and staff throughout Riverside County. www.rcoe.us Job Summary Job Summary POSITION DESCRIPTION The job of Senior Accounting Clerk...

IOC Clerk

  • City of Industry, CA (21 miles from Ontario, CA)
  • 4 days ago
  • City of Industry, CA (21 miles from Ontario, CA)
  • 4 days ago

POSITION: IOC Clerk SUPERVISOR: Inventory Control Manager STATUS: Hourly/Non-Exempt PAY RANGE: $20.00 - $22.00 Hourly The base pay offered will consider internal equity and may vary based on the candidate's...

Accounting Clerk (Credit & Collection or A/R)

  • La Puente, CA (16 miles from Ontario, CA)
  • 4 days ago
  • La Puente, CA (16 miles from Ontario, CA)
  • 4 days ago

Accounting Clerk (Credit & Collection or A/R) Work schedule: M-F 7 am 4 pm Looking for strong Excel. Microsoft AX Dynamic is plus....

Customer Service Clerk- West Coast Arborists, Inc.

  • Anaheim, CA (23 miles from Ontario, CA)
  • 4 days ago
  • Anaheim, CA (23 miles from Ontario, CA)
  • 4 days ago

West Coast Arborists, Inc. is hiring for a Customer Service Clerk position to work at the corporate office in Anaheim....

Library Clerk

  • Santa Ana, CA (24 miles from Ontario, CA)
  • 4 days ago
  • Santa Ana, CA (24 miles from Ontario, CA)
  • 4 days ago

Library Clerk Rancho Santiago Community College District Salary Range: Grade 6: $23.85 Job Type: Part Time Job Number: CL25-01161 Location: Santa Ana, CA Division: SAC Academic Affairs Closing: 4/30...

Warehouse Inventory Clerk

  • City of Industry, CA (21 miles from Ontario, CA)
  • 4 days ago
  • City of Industry, CA (21 miles from Ontario, CA)
  • 4 days ago

Ryder is immediately hiring a Permanent Full-Time Inventory Clerk in City of Industry, California Warehouse Positions Pay Weekly Hourly Pay: $17.50 per hour Overtime Pay: $26.25 per hour Schedule: First...

Production Clerk II

  • Pomona, CA (10 miles from Ontario, CA)
  • 4 days ago
  • Pomona, CA (10 miles from Ontario, CA)
  • 4 days ago

Production Clerk II Pomona, CA 91767 Job Function: Administrative Job Number: 407330 Job Description JSG is seeking a contract to permanent Production Clerk II for our client in Pomona, CA....

Shipping Clerk

  • Anaheim, CA (23 miles from Ontario, CA)
  • 5 days ago
  • Anaheim, CA (23 miles from Ontario, CA)
  • 5 days ago

The Shipping Clerk position is responsible for processing paperwork, printing pick tickets and labels, data entry, customer phone contact and assisting truck drivers with pickups....

Scan Center Document Prep Clerk (Full Time, Nights)

  • Anaheim, CA (23 miles from Ontario, CA)
  • 5 days ago
  • Anaheim, CA (23 miles from Ontario, CA)
  • 5 days ago

Job Type Full-time Description The Scan Center Document Prep Clerk performs fast paced, clerical work (similar to product and manufacturing environments) preparing documents and records for scanning...

Demographic Data for Ontario, CA

Moving to Ontario, CA? Find some basic demographic data about Ontario, CA below.


Local
National
178,152
5,054
Medium/Lg

Clerk Online Courses and Training Opportunities

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Mississippi UST Operations Clerk Training
All of PASS' UST operator training courses meet and exceed the federal requirements for UST operator training and are offered through our in-house designed and built Learning Management System...
Mississippi UST Operations Clerk Training
Comply with EPA and Mississippi regulations and complete our safety compliance training course. Start your online learning today! What is Mississippi UST Class C Training? Safe operations of...
Institute of Banking Personnel Selection (IBPS) Clerk Exam
This course is designed to help you excel in the Institute of Banking Personnel Selection (IBPS) Clerk exam through rigorous practice with multiple-choice questions (MCQs) tailored to the exam's...

Salary for Clerk Jobs in Ontario, CA

Estimated salary range based on data from US Bureau of Labor Statistics (BLS) and iHireAdmin research efforts.

Highest Education Level

Clerks in Ontario, CA offer the following education background
High School or GED
28.7%
Bachelor's Degree
28.6%
Associate's Degree
18.0%
Vocational Degree or Certification
14.4%
Master's Degree
6.8%
Some College
1.9%
Some High School
0.8%
Doctorate Degree
0.8%

Average Work Experience
Here's a breakdown of the number of years' experience offered by Clerks in Ontario, CA
Less than 1 year
39.4%
1-2 years
30.0%
2-4 years
19.6%
None
7.7%
4-6 years
3.3%


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