Senior Network Engineer
Trusted Information Systems
Supported users and resellers of Gauntlet firewall product and related TIS products in all aspects of system and network administration, including OS-related problems, DNS, sendmail, routing, and protocol-level application. Managed the Gauntlet Firewall and related products for all operating systems on which it ships (BSD/OS, SunOS and Solaris, HP/UX, IRIX, Windows NT and Windows 95 [PC Extender]). Participated in consultation-based remote administration and administrative consultation of customer LAN/WAN setups. Managed lab and testing machines, especially as pertains to firewall installation and setup. Conducted training sessions in setup of various platforms (BSD/OS, Solaris, and NT). Drafted, maintained, and reviewed technical documentation pertaining to security of various heterogeneous network configurations with regard to the Gauntlet firewall. Reviewed, maintained, and updated security-related shell scripts, using vi. Provided training, consultation, and mentoring within the department to new members, including security, system and network administration, protocol-level security concerns, and network management in a dynamic, heterogeneous environment. Personally addressed emergency security situations in user base, providing immediate technical response, and took ownership of ticket items that had been escalated for technical or administrative reasons.