TOM GREENEISEN CCNP Senior Technical Consultant PROFESSIONAL EXPERIENCE SUMMARY SEASONED PROFESSIONAL WITH15 plus years of Architecting, Implementation and Management of LANS, WANS, Internet, Intranet and Extranets as a Senior Network Engineer, Firewall Administrator and Network Security Engineer SUCCESSFUL ARCHITECT OF IN-DEPTH SOLUTIONS FOR various Firewalls, Security reviews, VPN Implementations, Local and Wide Area Designs and Upgrades Expert level knowledge in Checkpoint Firewalls, Pix Firewalls, Cisco Routers and Switches, Nortel/Bay Routers and Switches MASTERY OF SOLUTIONS with very large networks (Over 500 subnets, 20 K nodes) SUMMARY OF TECHNICAL EXPERTISE · Switches: Cisco 2XXX, 3XXX, 4XXX, 5XXX, 6XXX, Nortel Passport 1XXX, 8XXX · Routers: Cisco 1XXX, 2XXX, 3XXX, 4XXX, 7XXX, Nortel Passport 5XXX, 8XXX · Firewalls: Checkpoint Firewall 4.0, 4.1, ISA Server Firewall, Pix Firewalls (5XX), NOKIA IP 110, 120, etc. · Firewall Clusters: Cisco P