Network Security Architecture, Access Control (NAC), Firewall Management, SIEM, LAN/WAN Administration, VPN, Encryption, Security Compliance, Threat Detection, Incident Response, Risk Assessment, Security Audits, SATCOM Systems, Fiber Optic Networks, Server Management, Disaster Recovery, Business Continuity, High Availability Systems, TCP/IP, Routing & Switching, Network Monitoring & Troubleshooting, Military Communication Systems, AFNET Infrastructure, Digital Communications, RBI Guidelines, PCI DSS, Banking Security Protocols, Team Leadership, Technical Training, Project Management, Security Tools: Network Monitoring, SIEM, Vulnerability Assessment, Microsoft Suite: Windows Server, Active Directory, Group Policy, Enterprise Systems: Backup Solutions, Network Performance Tools