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⏰ Full-time

Sr. Administrative Assistant

Robert Half Office Team
Location 📍 Costa Mesa, United States
Posted 📅 May 01, 2026
Work Type ⏰ Full-time

Position Overview

Description We are looking for a highly organized Sr. Administrative Assistant to support senior leadership and business development operations in Costa Mesa, California. This Contract position is ideal for an experienced, detail-oriented candidate who can manage executive priorities, coordinate complex logistics, and produce high-quality business materials in a fast-paced environment. The role calls for strong judgment, excellent communication, and the ability to keep multiple projects moving while maintaining accuracy and consistency.

Responsibilities:
• Support the President, Vice Presidents, and Business Development team with high-level administrative coordination and day-to-day operational assistance.
• Create and refine presentations, business proposals, reports, and other business documents for leadership review and external use.
• Track open tasks, deadlines, and follow-up items to help ensure commitments are completed accurately and on schedule.
• Monitor ...

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Job Details

Employment Type
Full-time
📊
Category
other-general
🏠
Work Arrangement
On-site
📍
Location
Costa Mesa, United States