Administrative Assistant

Robert Half • Antioch, CA • 1d ago

Description

Robert Half client is looking for an Administrative Assistant to join our team in a fully onsite contract-to-permanent position. This role supports daily office operations by keeping records accurate, communications organized, and administrative tasks moving efficiently. The ideal candidate is comfortable managing multiple priorities, providing attentive service over the phone and email, and maintaining a well-stocked, orderly workplace.

Administrative Assistant Responsibilities:

Enter and maintain business information accurately using Excel and Smartsheet to support day-to-day operations.

Coordinate outgoing communications by preparing emails, mailings, and other correspondence in a timely and organized manner.

Monitor office and kitchen inventory levels, place supply orders, and restock shared areas as needed.

Review timesheets submitted by field leadership each morning and follow up on missing timecards to help keep records current.

Answer inbound calls, respond to routine inquiries, and direct messages to the appropriate team members.

Schedule appointments and help organize calendars or administrative activities to support office workflow.

Provide general administrative support to ensure the office runs smoothly and efficiently.

If you are interested in this Administrative Assistant position, please submit your resume today!

Requirements - Previous experience in an administrative support or office coordination role.

Proficiency with Microsoft Excel, Outlook, Word, and PowerPoint.

Experience performing high-volume data entry with strong attention to accuracy.

Ability to manage email correspondence and phone communication in a detail-oriented manner.

Strong customer service skills, including handling inbound and outbound calls.

Comfortable working onsite in Antioch, California.

Excellent organizational skills with the ability to prioritize multiple tasks and deadlines. 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 (https://www.roberthalf.com/us/en/mobile-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 (https://www.roberthalf.com/us/en/terms) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .

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