Subba Challa is an experienced Oracle Application DBA Consultant currently working at CACI International Inc since June 2015, providing operational and maintenance technical support for various environments. With a background in DOD’s SCES Program at AMERICAN SYSTEMS since September 2014, Subba is involved in developing enterprise solutions for the U.S. Government and its international clients. Prior roles include serving as Principal Oracle Applications Database Administrator at CACI Inc Federal from 2006 to 2014, focusing on the Oracle Contract Lifecycle Management project, and as a Sr Systems Analyst III at Verizon Business from 1999 to 2006. Subba also has experience as a Systems Manager at PKL from 1991 to 1999 and holds a Master’s degree in Management of Information Systems from Strayer University.