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Administrative Assistant

Job in Diamond Bar, Los Angeles County, California, 91765, USA
Listing for: Robert Half
Full Time position
Listed on 2026-10-16
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator, Virtual Assistant/ Remote Admin, Executive Admin/ Personal Assistant, Business Administration
  • Business
    Office Administrator/ Coordinator, Business Administration
Job Description & How to Apply Below

Administrative Assistant

We are looking for an organized and resourceful Administrative Assistant to support day-to-day business operations for a manufacturing environment in Diamond Bar, California. This is a Contract position suited for someone who can manage schedules, coordinate meetings, handle communication tasks, and keep administrative workflows running smoothly. The ideal candidate is proactive, detail-oriented, and comfortable balancing multiple priorities in a fast-paced setting.

Responsibilities:

  • Coordinate calendars, arrange meetings, and confirm scheduling details to support team priorities and deadlines.
  • Prepare agendas, capture key discussion points during meetings, and distribute clear follow-up notes to stakeholders.
  • Provide administrative support through email management, phone coverage, and timely handling of inbound inquiries.
  • Organize travel plans and assist with event logistics, ensuring arrangements are accurate and well communicated.
  • Perform data entry and maintain organized records, files, and meeting materials for easy access and reference.
  • Conduct basic research to gather information, summarize findings, and support administrative decision-making.
  • Support general office and receptionist-related activities as needed to maintain efficient daily operations.
  • Communicate proactively with internal contacts to track action items, share updates, and help keep projects moving forward.
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