AI-Driven Administrative Assistant: Ops & Travel

TriNet; Irvine (CA); On-site; USD 41,000 - 62,000; Full time

Job summary

TriNet in Irvine, CA is seeking an Administrative Assistant to support leaders across the organization. You will leverage AI to handle high-volume, standardized admin tasks, manage calendars, coordinate travel, and prepare reports.

The role emphasizes accuracy, discretion, and a service mindset, with opportunities to grow into a strategic EA through mentoring and cross-functional exposure. A 2-4 year experience and an associate degree are preferred.

Qualifications

• Associate degree preferred.
• 2–4 years of related experience.
• Excellent verbal and written communication.
• Strong organizational skills and a client-first attitude.

Responsibilities

• Expense report management: Process, reconcile, and submit expense reports using TriNet's expense management systems.
• Travel Coordination: Book domestic and international travel including flights, hotels, ground transportation, and provide complete itineraries.
• Purchasing & Procurement: Execute purchasing requests and manage purchase card reconciliation.
• Distribution Lists Management: Create, maintain, and update email distribution lists across departments and leadership teams.
• Reporting & Documentation: Generate routine reports, maintain documentation, and ensure accurate record-keeping.

Skills

Customer service

Highly organized

Discretion & confidentiality

Verbal and written communication

Adaptability

Policy communication

Education

Associate’s degree preferred

Tools

Microsoft Office Suite

Teams

OneDrive

OneNote

Job description

TriNet in Irvine, CA is seeking an Administrative Assistant to support leaders across the organization. You will leverage AI to handle high-volume, standardized admin tasks, manage calendars, coordinate travel, and prepare reports.

The role emphasizes accuracy, discretion, and a service mindset, with opportunities to grow into a strategic EA through mentoring and cross-functional exposure. A 2-4 year experience and an associate degree are preferred.