Occupation:Network Security Engineer |
Location:Irvine, CA |
Education Level:Bachelor |
Will Relocate:YES |
Description
Professional Summary: * 8+ years of experience in design, implementation, troubleshooting and maintenance of complex network systems * Sound knowledge of Routing and switching concepts and MPLS design. * Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS * Implementation, Configuration and Support of Checkpoint (NGX R65, R70 and R71), Cisco Firewalls (ASA 5505, 5506-X, 5585), Palo Alto Networks Firewall models (PA-2k, PA-3k, PA-5k). * Familiar with Cisco Security NAT/ACLs, AAA, Layer 2 Security, Layer 3 Security * Implemented and maintained Big-IP F5 load balancing solution across multiple datacentres * Experienced in DNS, DHCP, SMTP, FTP, HTTPS and web security architecture * Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, ISL/ 802.1q, Ether channel, Port Security, STP, RSTP and MST. * Extensive experience in Layer 3 routing and Layer 2 switching. Experienced dealing with router configurations like 7200, 3800, & 2800 and switches 6500, 4500, 3750, 2900 and 3500XL series * Well knowledgeable on Carrier Grade NAT technology using Cisco VSM card. * In depth understanding of IPV4 and implementation of Subnetting. * Well Experienced in configuring protocols HSRP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP. * Implemented IPv4 migration to IPv6 (NAT-PT, Tunnelling, etc.) and IPv6 routing protocols (RIP, OSPFv3, EIGRP, BGP etc.). * Experience in configuring and Troubleshooting BIG-IP F5 load balancer LTM. * Network planning and implementation of WAN technologies including E3, E1, T1, T3, ISDN, HDLC, PPP, Frame Relay, ATM and MPLS VPN * Moderate knowledge in configuring and troubleshooting Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics. * Worked on Aruba S3500 mobility switch, Aruba105, 175, 225 Campus AP, Aruba 7210 & 7220 AP Controller Familiarity with Firewall migrations from PIX firewall to Cisco ASA and Juniper SRX firewall appliances. * Design, implement and administer IPv4/IPv6 enterprise network infrastructure utilizing Juniper routers. worked on Juniper MX 480, MX960 and Juniper Layer 3 EX4200 & EX3200 switches * Experience in testing Cisco routers and switches in laboratory scenarios and then deploy them on site for production. * Excellent interpersonal, communication and organizational skills with the ability to interact effectively with employees at all levels within the organization. * Involved in troubleshooting network traffic and its diagnosis using tools like wire shark, TCP dump and Linux operating system servers. * Working experience as L2, L3 support engineer. * Expertise in troubleshooting and configuring DNS, DHCP, TFTP, SSH, FTP * Experience with Cisco ASA 5540 series and Checkpoint firewalls * Excellent hands-on experience in designing and implementing IP addressing that includes bothIPV4 and IPV6 * Implementation of Access lists, route maps, and distribute lists. * Strong fundamental knowledge in implementing Layer-2 level technologies including VLAN's, VTP, STP, RSTP and Trunking. * Technical support for improvement, up-gradation & expansion of the network architecture * Capable enough to work independently with minimal supervision and multitasking * Equally capable of working as a team member or a team leader as per the situation and its demands * Proven capabilities in learning and working with emerging modern technologies.
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