Arkansas. Russellville Project Office, located on I-40 halfway between Little Rock and Ft. Smith. Fall/Winter 2015 positions: 2. Application deadline: October 1, 2015.  Spring/Summer 2016 positions: 2.  Application deadline: March 1, 2016.  Contact John David Curtis: 501-340-1754. [email protected] Russellville Project Office, 1598 Lock & Dam Rd, Russellville, AR 72802.