Security/Network Engineer

Security/Network Engineer

Job category: Engineer

Job Type: Full Time

/ Chicago, IL , Illinois

Closes on:

Job Description:

  • A CCNA / CCNP Certified and AWS (Amazon Web Services) Certified professional with over 8 years of experience in Networking and Security, including hands-on experience in providing network support, installation and analysis for a broad range of LAN/WAN/MAN communication systems.
  • Detailed understanding of different layer 2 protocols like VLANs, VTP, STP, RPVST, Port Security, and Ether Channels (LACP and PAGP).
  • Experience in cloud networking (Azure Express Route and AWS connections)
  • Experienced in Data-Center Nexus 7009, 7018, 5548P, 5596T, 2148T, 2224Tand 6000switches.
  • Worked on configuring the Nexus 5K Aggregation Switch and Nexus 2K Fabric Extenders.
  • Implemented VDC, VPC, VRF and OTV on the Nexus 5505 and 7009 switches and also implemented VSS on Cisco catalyst 6509 and 6513 switches.
  • Worked on Cisco 1800, 2600, 3600, 7200 and 7600 routers.
  • Experienced and skilled in configuring Routing Protocols RIP, EIGRP, OSPF and BGPV4 on Cisco routers like 2600, 2900, 3600, 3900, 7200 and 7600 series.
  • Hands on experience on racking and cabling F5 hardware in data centers and initialize base configure using TMOS Shell.
  • Work experience to setup virtual servers profile and attach pool and pool members, iRules, various profiles, SSL certificates etc.
  • Designed Redundancy Gateways for Campus Network using HSRP/VRRP/GLBP.
  • Hands on experience in configuring and supporting site-to-site and remote access Cisco, IPSec, VPN solutions using ASA/PIX firewalls, Cisco and VPN client.
  • Experience in deploying Cisco 6900, 7800, 7900, 8800 and 3900 series VoIP phones.
  • Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.
  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
  • Responsible for Check Point and Cisco ASA firewall administration across global networks.
  • Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
  • Worked on F5 LTM, GTM, ASM series like 6400, 6800, 8800 for the corporate applications and their availability.
  • Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
  • DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design.
  • Working experience with 6500 series switches at layer 2 and layer 3.
  • Working experience with Wireless LAN Controller (WLC) and Light Weight Access Point (LWAP).
  • Experience in configuring and troubleshooting various layer 3 routing protocols like RIP, OSPF, EIGRP and BGP.
  • Expertise is maintaining stable STP topology using protocols such as Port fast, BPDU guard, root guard and UDLD.
  • Experience in Trunking protocols 802.1q and ISL.

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