Summary This is a Direct Hire Authority (DHA) solicitation utilizing the DHA for Certain Personnel of the DoD Workforce to recruit and appoint qualified candidates to positions in the competitive service. About the Position: This vacancy is Interdisciplinary (Engineer/Architect) position, GS-08XX-11/12 with U.S. Army Corps of Engineers (USACE), Tulsa District. The position will be filled at either GS-11 or GS-12 grade level. Duty Location is Tinker Air Force Base, Oklahoma. Duties Help You