Sr. Network Systems Admin at Ask.com
Greater New York City Area
Sr. Network Systems Admin at Ask.com
Greater New York City Area
CISCO CERTIFIED NETWORK ASSOCIATE (CCNA)
CISCO CERTIFIED INTERNETWORK PROFESSIONAL (CCIP)
Networking: Routing (BGP, MPBGP, OSPF, EIGRP, RIP, RIPv2), VPN (IPSec, SSL, L2VPN, VRF, VRF-Lite), MPLS (MPLS TE, LDP, RSVP-TE, AToM), QoS, Spanning Tree RSTP/MSTP, Network management (SNMP, Cacti, MRTG, NAGIOS, LDAP, TACACS+, RADIUS), PIM, multicast, DNS, iptables
Hardware: Cisco Catalyst (2960G, 3560, 4500 and 6500 series), Cisco routers (2500, 3800, 7200 and 7600 series), Cisco PIX, Sun Enterprise and Fire servers, Foundry ServerIron 450, F5 (3DNS, BIG-IP,LTM, GTM, Firepass), Alteon ACEswitch 180e, Juniper (Netscreen, SSG)
Operating Systems: Cisco IOS and CatOS, Sun Solaris 2.6/7/8/9 , RedHat, SuSE and Debian Linux, MS Windows 2000/XP
Software and Tools: NIS, NIS+, Apache, Legato NetWorker 5/6/7, Veritas Volume Manager, HPOpenView, SSH, BIND, Solaris Volume Manager, iPlanet (SunOne) Application, Web and Directory servers, Sendmail, Exim, Wireshark
Languages: Perl, SQL, HTML, Bash and Korn shells
RDBMS: Oracle 7/8, MySQL 4.0
Network and Systems administrator with experience in 24x7 worldwide production environment.
(Public Company; 501-1000 employees; IACI; Internet industry)
March 2005 — Present (4 years 10 months)
* maintaining network equipment: Netscreen firewalls, Cisco routers and switches (6500, 4500, 2900), Alteon Ace 180e balancers, F5 BIG-IP, F5 3DNS, Foundry ServerIron 450
* monitoring network security and ensuring network availability, mitigating DoS and DDoS attacks
* network design and capacity planning