Extensive knowledge of network topologies, protocols (e.g., TCP/IP, ICMP, HTTP/S, DNS, SSH, SMTP, SMB), and experience with tools/systems including AWS, Cisco, Splunk SIEM, Splunk Forwarders, IDS/IPS, VMware, SSL Decryption, proxy and DLP operations, Windows and Linux based endpoints. About BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services.