Systems Administration Conference (LISA)

SANS

Other Events

FedUNIX - Open Systems World/FedUNIX Conferences
Hensa - HENSA Unix Parallel Archive of Events
HPUX Technical User Group conference
InterWorks Technical Users Forum of Interex Conference - Every year, from all over the world, InterWorks folk come together for the exchange of ideas, brainstorming problems, feedback to HP, revitalization, and just good fun with comrades.
SAGE - System Administration conferences
SNAC - (System and Netowrk Admiistrtion Conference) is the only northeast based technical conference/exhibit for unix sys admins and those integrating unix and NT sites. Produced by Miller Freeman Inc.
USENIX - Upcoming USENIX Symposia and Conferences Relating to System Administration