Executive Administrative Assistant

Mesa•West Valley City, UT

1d•Onsite

About The Position

Mesa Systems is looking for an Executive Administrative Assistant / Senior Administrative Assistant to join our Executive Office team and help drive clarity, coordination, and execution at the highest levels of the organization. In this role, you serve as a strategic partner to executive leadership, ensuring their time, priorities, and communications are managed with intention and efficiency. You will operate at the center of the organization—connecting teams, aligning schedules, and enabling leaders to focus on high-impact decisions. You will be responsible for managing competing priorities in a fast-moving environment while maintaining exceptional attention to detail and professionalism. Your work directly impacts how effectively leadership operates and how clearly information flows throughout the organization.

Requirements

5+ years of experience supporting senior leaders or executives in an administrative capacity
Strong proficiency with tools such as Microsoft Office Suite (Outlook, Excel, PowerPoint, Word)
Proven ability to manage complex schedules and prioritize competing demands
Exceptional written and verbal communication skills, including summarizing complex materials clearly
High level of integrity and ability to handle confidential information with discretion

Nice To Haves

Experience supporting board-level activities or executive leadership teams in fast-paced environments.

Responsibilities

Managing complex calendars, coordinating meetings, and arranging detailed travel logistics
Acting as a liaison between executives and internal/external stakeholders
Preparing high-quality reports, presentations, and executive communications
Reviewing board books and summarizing key insights, risks, and action items manually (without the use of AI tools)
Supporting operational and administrative processes that improve efficiency across the executive office