Teams at A & T Systems, Inc.

Support full RMF lifecycle and maintain system artifacts in eMASS. Perform security control assessments, prepare SSP/POA&M/SAR documentation, monitor vulnerabilities, coordinate ATO efforts, and ensure compliance with DoD, Army, and NIST cybersecurity requirements.

Maintain and upgrade Cisco IOS and Nexus switches, design and manage STP/MSTP topologies, troubleshoot fiber links, manage TCP/IP networks, and perform system upgrades and patches.

Provide SharePoint development and administration for Fort Johnson NEC: design pages, build/customize web parts and workflows, configure SharePoint services, develop templates, enable web services, and manage document lifecycle in coordination with COR and Government Knowledge Manager. Support government-specific systems (GFEBS, CHESS) and enhance site look and functionality.