ProfitBricks has a blog posting listing their 47 top SysAdmin Events and Conferences in 2015-2016 at:
https://blog.profitbricks.com/top-sysadmin-events-in-2015-2016/
LOPSA's Seattle chapter meetings came in at number #7 and the LOPSA Cascadia IT Conference clocked in at number 20.   Congratulations to the folks in Seattle to get listed.  There are also many other events that may interested you on the list.