Acceptance Testing, Change Control, Communications Security (COMSEC), Computer Security, Computer Systems, Cross-Domain Solutions (CDS), Customer Relations, Database Backup, Documentation, File Maintenance, File Server, Firewalls, Help Desk, Information Technology & Information Systems, Leadership, Lift/Move 50 Pounds, Local Area Network (LAN), Mentoring, Network Security, Office Equipment, Operational Support, PL/1 (Programming Language 1), People Management, Presentation/Verbal Skills, Quality Assurance, Risk Management Framework (RMF), SAP, Security Monitoring, Security Policy, Sensitive Compartmented Information (SCI), Software Configuration Management, Systems Analysis, Testing, United States Department of Defense (DoD), Wide Area Network (WAN)