Senior Administrative Assistant

Senior Administrative Assistant | 5‑Month Contract | Berkeley, CA | $48.62 - $54.17/hour

We are seeking an experienced Senior Administrative Assistant (Administrative Assistant III) to provide high‑level administrative support within a dynamic division at Lawrence Berkeley National Laboratory. This role supports leaders and staff across the organization and involves a broad mix of calendar management, recruitment coordination, event logistics, travel, and office operations in a fast‑paced, highly collaborative setting.

• Schedule: Full‑time, Monday–Friday
• Location: 100% onsite in Berkeley (shuttle access available)
• Duration: July 2026 – December 2026
• Pay Rate: $48.62 - $54.17/hour
• Background Check: Required

Key Responsibilities:

Administrative & Operational Support

• Provide broad administrative support, ensuring accuracy and timely completion of multiple concurrent priorities
• Manage complex calendars and independently resolve scheduling conflicts
• Serve as a point of contact for staff, leadership, and external stakeholders
• Track action items, deadlines, and workflows to ensure follow‑through

Recruitment & HR Coordination

• Partner with HR and hiring managers to schedule interviews, seminars, and candidate meetings
• Support onboarding for new employees, affiliates, and visitors, including tracking documentation and requests

Meetings, Events & Travel

• Coordinate logistics for meetings, reviews, workshops, and conferences
• Arrange complex domestic and international travel, including multi‑leg itineraries and expense processes
• Support event logistics such as catering, materials, and attendee coordination

Office & Project Support

• Assist with general office operations, space coordination, and special projects
• Track inventory, manage supplies, and coordinate equipment maintenance
• Support procurement processes including purchase requests and follow‑through
• Maintain tracking systems and assist with internal communications and updates

Qualifications:

• 6+ years of administrative or executive support experience, ideally in fast‑paced or complex environments
• Strong experience with calendar management, travel coordination, and event logistics
• Demonstrated ability to manage multiple priorities with competing deadlines
• Excellent organizational skills with strong attention to detail and follow‑through
• Strong interpersonal and communication skills with the ability to work across all levels of an organization
• Proficiency with Microsoft Office, Google Calendar, Smartsheet, Zoom, or similar
• Experience in scientific, government, or large institutional environments preferred