Texas. Somerville Lake Office, 13 mi. N of Brenham, mid-way between Austin and Houston. Fall/Winter 2015 positions: 5.  Application deadline: Sept. 30, 2015. Spring/Summer 2016 positions: 5.  Application deadline: Nov. 30, 2015.  Contact John Wm. "Bill" Keienburg: 979-596-1622.  [email protected]  Somerville Lake Office, 1560 Thornberry Dr, Somerville, TX 77879.