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Network Security Engineer Resume

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New, JerseY

SUMMARY

  • CCNA CCNP CERTIFIED professional with overall Four years of experience in network design, implementation, and support. Routing, switching, firewall technologies, system design, implementation and troubleshooting of complex network systems.
  • Work experiences on Cisco Switches, Cisco Routers, Load Balancers & Cisco Firewalls.
  • Experience in LAN/WAN setup, installation, configuration and troubleshooting.
  • Knowledge in WAN technologies including T1, T3, ISDN, HDLC, Point to Point, Frame Relay.
  • Experience in Physical cabling, IP addressing, Wide Area Network configurations (Frame - relay & MPLS), Routing protocol configurations (RIP, EIGRP, OSPF, BGP).
  • Well Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, PPP, PAP and SNMP. Configured RIP, EIGRP, OSPF.
  • Proficient experience in the configuration of Cisco Catalyst 2900, 2960, 3560, 3750, 4500, 4900, Legacy Cat 6500 series, Nexus 7010, 5548 and 2248 switches.
  • Experience working with 2800, 2900, 3800, 3900, 7200, 7600 series Cisco Routers.
  • Hands on experience in troubleshooting of inter-VLAN routing and VLAN Trunking using 802.1Q. Implementation of gateway redundancy with HSRP and GLBP.
  • Expertise in the implementation of Layer 2 technologies including VLAN’ Confidential, VTP, STP, RSTP, Trunking and Port-security, expertise on working with Ether channel technologies (LACP, PAGP).
  • Experience setting up Cisco ASA firewalls Cisco ASA 5510, Cisco ASA 5512 & Cisco ASA 5505 with restricted security policies, NAT implantation, configured DMZ interfaces to restrict traffic flow.
  • Experience in Dealing with vendor’ Confidential for MPLS/DSL Installation.
  • Experience in configuring and troubleshooting NAT and PAT.
  • Managed inventory of all network hardware, Management and Monitoring using SSH, Syslog, SNMP and NTP.
  • Excellent in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, Inter-VLAN routing, LAN security.
  • Configured Cisco voice gateways, troubleshoot complex call routing issues and equipment upgrades.
  • Knowledge on cloud services with Amazon Web Services(AWS).
  • Highly motivated with the ability to work independently or as integral part of a team and committed to the highest levels of professionalism.

TECHNICAL SKILLS

Networking Software’ Confidential: Cisco IOS, Cisco NX-OS.

Routers: Cisco 7600, 7200, 3800, 3600, 2900, 2800, 2600, 2500 series.

Routing: OSPF, EIGRP, BGP, RIP v1/v2, PBR, Route Filtering, Redistribution, Summarization, and Static Routing.

Switches: Nexus 5K/7K/2K, Cisco Catalyst 6500, 4500, 3850, 3560, 3750, 2960.

Switching: LAN, VTP, STP, RSTP, Inter VLAN routing & Multi-Layer Switch, Ether channels.

Firewall: ASA Firewall (5505/5510), FortiGate.

OS products/Services: DHCP, DNS, Windows (2000/2003, XP), LINUX, VMware.

LAN Technologies: Port-channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN Technologies: Frame Relay, ISDN, ATM, MPLS, PPP, HDLC, leased lines &, exposure to PPP, T1 /T3 & SONET.

Networking Protocols: LACP, MPLS, HSRP, VRRP, GLBP.

Security Server Protocol’ Confidential: TACACS+, RADIUS.

Network Management: Wireshark, Solar Winds.

PROFESSIONAL EXPERIENCE

Confidential, New Jersey

Network Security Engineer

Responsibilities:

  • Installation and configuration of Cisco Nexus 5k/7k Series switches.
  • Network Segmentation is applied for the Rating Application users.
  • Develop designs, Proof of Concept and implementations for FortiGate and Forti Authenticator.
  • Documented the user test cases for the low-level design.
  • Domain Controllers are added manually in Forti Authenticator to collect user login data, which will be used to authenticate users at Firewall.
  • Applied group policies on FortiGate Authenticator to filter the traffic.
  • Implemented VDC (Virtual Device Contexts) to enable virtualization and to present the physical switch as multiple logical devices.
  • Created layer 3 to layer 2 bridges in the firewall.
  • Documented the implementation of FortiGate, Forti Authenticator and Nexus switches.
  • Knowledge of F5 Load Balancing and BIG IP.

Environment: FortiGate, Forti Authenticator, Cisco Nexus7K/5K, AD servers, VM Ware, Hyper V, VDC, SVI, F5, BIG IP, Wireshark, Solar Winds, Visio.

Confidential, Kent, Ohio

Network Support Engineer

Responsibilities:

  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems
  • Implementation of name resolution using DNS in TCP/IP environment
  • Worked on Cisco Layer 2 switches (spanning tree, VLAN, VTP, trunking using dot1q).
  • Worked on Cisco routers 7200, 3800, 2800 and Cisco switches 4900, 2900.
  • Configuring OSPF, RIP, EIGRP protocols and IP sub-netting, Routers and Switches Supported and maintained networking devices, cabling and standalone systems as part of job duties.
  • Installed and Configured Active Directory in Windows Server 2003 and helped System Admins to set up LAN network in the company.
  • Install and managing network devices including Hubs, Switches.
  • Layer 2 switching technology architecture, implementation and operations including L2 and L3 switching and related functionality. This includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.
  • Layer Three routing protocol configurations include but are not limited to distance vector and link state protocols such as: Directly Connected Interfaces, Static Routing, RIP, RIP2, IGRP, EIGRP, OSPF and other proprietary protocols used by Cisco.

Environment: LAN/WAN, Hubs, Switches, Routers, RIP, OSPF, EIGRP, BGP, VLAN’ Confidential, Inter-VLAN routing, STP, RSTP, 802.1Q, IOS, VTP, RADISU, TACACS+, Windows, Wire Shark.

Confidential

Network Engineer

Responsibilities:

  • Responsible for the configuration of Cisco Routers (7000, 5300, 4000, 2500, 3000, 2600) using RIP, IGRP, OSPF, EIGRP, BGP
  • Implemented Cisco IOS Firewall IDS using 2600 series router cr
  • Managed office network with Cisco devices with network devices including 2500 and 3600 series routers and 3500, 2900, 1900 series switches
  • Analyzed and resolved a high percentage of initial customer contact in the areas of PC/LAN.
  • Actively managed IP Communications, audio/video conferencing, mobility, presence.
  • Responsible for the analysis/troubleshooting of large scale enterprise VoIP networks.
  • Extensive experience in configuring and implementing OSPF and BGP.
  • Supported core network consisting of Cisco 7200 series routers running multi area OSPF.
  • Work with Security setting up CCTV security system, indoor\outdoor cameras onto network.
  • Configured EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution, installed and maintained Cisco 3600, 2600 and 7200 backbone routes with HSRP
  • Implemented stub/Totally stub areas and various OSPF features like route-summarization and SPF throttling.
  • Hands-on experience with WAN technologies like T1/T3, DS3, STM1 and STM4 circuit types
  • Configured Security policies including NAT, PAT, VPN, Route-maps and Access Control Lists.
  • Implemented Cisco Secure Access Control Server (ACS 3.0) for TACACS+/RADIUS
  • Knowledge with redistribution of routing protocols and Frame-Relay configuration
  • Handled Network Migration from RIP to OSPF.
  • Implementation of TCP/IP and related Services-DHCP/ DNS/ WINS
  • Configured, maintained and troubleshot routing protocols such as OSPF, EIGRP and BGP.
  • Assisted with escalation procedures and customer notifications.
  • Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.
  • Upgraded Cisco Routers, Switches and Firewall (PIX) IOS using TFTP
  • Acted as Tier 3 support for connectivity, failures, configuration, implementation, and troubleshooting.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/12000/7200/3845/3600/2800 routers, Checkpoint, OSPF, BGP, VLAN, HSRP, LAN, WAN, IPV4, AS Firewall, Checkpoint, Nexus 7K/5K/2K.

Confidential

Network Engineer

Responsibilities:

  • Providing day-to-day technical support to employees for network infrastructure and internal desktop systems software and hardware.
  • Performing general maintenance tasks and resolves less complex problems in timely manner and reporting complex issues to a higher level of support.
  • Installing, configuring and troubleshooting desktop systems, workstations, servers and network.
  • Maintaining passwords, data integrity and file system security for the desktop environment.
  • Communicating highly technical information to both technical and nontechnical personnel.
  • Recommending hardware and software solutions, including new acquisitions and upgrades.
  • Upgrading IOS, troubleshootingnetworkoutages.
  • Develop and implement strategies to support the current and future needs of the company.
  • Configured Cisco Routers 2600 series using RIP, OSPF, and EIGRP.
  • Configured Cisco Switches 2900 series.
  • Troubleshoot and document issues involving Windows desktops, laptops, LAN/WAN, routers, switches, printers and other hardware and software components.

Environment: /Platform: Windows, Linux, Routers, Switches, LAN/WAN, RIP, OSPF, EIGRP.

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