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Posted June 05, 2026
Robert Half

Administrative Assistant

Orange, CA 92865, US Contract
Compensation: $28.50 to $33 Hourly

We are looking for an experienced Administrative Assistant to support daily office operations for a busy team in California. This fully onsite role is ideal for someone who brings strong organizational judgment, strong communication skills, and the ability to manage a wide range of administrative priorities with accuracy and consistency. The position is a contract opportunity with the potential for a permanent role and offers the chance to contribute in a senior-level support capacity within a structured office environment.

Responsibilities:
• Coordinate day-to-day administrative support for the office, ensuring schedules, correspondence, and general operations run smoothly.
• Prepare, format, and organize reports, proposals, and other business documents with a high level of accuracy and attention to detail.
• Review and audit employee timesheets, follow up on discrepancies, and help maintain organized administrative records.
• Handle incoming calls and front-office communication in a careful manner, directing inquiries and responding appropriately.
• Perform data entry, document management, copying, scanning, and filing to keep office information current and accessible.
• Provide ad hoc support across administrative functions, adapting quickly to shifting priorities and team needs.
• Use Microsoft Office applications and Adobe tools to create, edit, and maintain clear documentation.
• Support teams with technical or engineering-related documentation when applicable, helping organize materials and maintain consistency.

Qualifications:

• 3+ years of administrative support experience, including responsibilities at a senior or high-volume support level.
• Strong proficiency with Microsoft Office Suite and working knowledge of Adobe applications.
• Experience creating reports, preparing documents, and maintaining accurate administrative records.
• Ability to manage multiple tasks independently while meeting deadlines in a fully onsite office setting.
• Comfortable handling inbound calls, reception-related duties, and clear communication with internal and external contacts.
• Strong data entry skills with careful attention to detail and accuracy.
• Prior exposure to engineering environments or engineering documentation is highly preferred.

Compensation

$28.50-$33.00 Hourly

About Us

TalentMatch®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use and Privacy Notice.

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