Administrative Assistant

Ontario, CA
Administrative Assistant Location: Ontario, CA (100% Onsite)

Pay Rate: Starting at $25.00/hr

Schedule: Monday – Friday, 9:00 AM – 5:30 PM

Position Type: Full-Time, Temp-to-Hire Opportunity

About the Role: Company seeking a versatile, proactive, and detail-oriented Administrative Assistant to join their team in Ontario.

Key Responsibilities:

  • Core Support: Handle daily clerical duties, high-volume email correspondence, and administrative reporting within our warehouse office.

  • Invoicing: Assist with the accurate processing, data entry, and tracking of operational invoices.

  • Team Coverage: Serve as the primary administrative backup, seamlessly stepping in to cover other desks to ensure zero gaps in support when team members are out.

  • Office Coordination: Manage general office tasks, including scanning, digital filing, and routing correspondence to the appropriate teams.

What We Are Looking For:

  • 2+ years of experience in an administrative, clerical, or office support role (experience in logistics, distribution, or manufacturing environments is a major plus!).

  • Proficiency in Microsoft Office (Excel, Outlook) and comfortable learning new data entry systems.

  • Exceptional written and verbal communication skills to handle heavy email and phone correspondence.

  • High adaptability—someone who is excited to learn multiple desks and step in wherever the team needs support.

  • Reliable, punctual, and comfortable working 100% onsite in a warehouse-office setting.

salary: $25 - $30 per hour
shift: First
work hours: 9 AM - 5:30 PM
education: High School

Responsibilities

Responsibilities:

  • Core Support: Handle daily clerical duties, high-volume email correspondence, and administrative reporting within a dynamic, business-casual warehouse office.

  • Invoicing: Assist with the accurate processing and tracking of operational invoices.

  • Team Coverage: Serve as the primary administrative backup, seamlessly stepping in to cover other desks and ensure zero gaps in support when team members are out.

Skills
  • Microsoft Office
  • Written Communication
  • Running Reports
  • Excel
  • Invoices
  • Data Entry
Qualifications
  • Years of experience: 2 years
  • Experience level: Entry Level
Randstad is a world leader in matching great people with great companies. Our experienced agents will listen carefully to your employment needs and then work diligently to match your skills and qualifications to the right job and company. Whether you're looking for temporary, temporary-to-permanent or permanent opportunities, no one works harder for you than Randstad.

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact [email protected].

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

Qualified applicants in San Francisco with criminal histories will be considered for employment in accordance with the San Francisco Fair Chance Ordinance.


Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.


We will consider for employment all qualified Applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance.

Posted 2026-07-18

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