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Network Engineer Resume

GA

SUMMARY

  • Network Engineer having 4 years of experience in routing, switching, data center, load balancers, Cisco firewalls, Implementation and troubleshooting of complex network systems.
  • Strong hands on experience in installing, configuring and troubleshooting of Cisco 7600, 7200, 3800,3600, 2800, 2600, 2500, 1800 series Routers and Juniper J series j230, M 320 and MX960 routers, Cisco Catalyst 6500, 4500, 3750, 2950, 3500XL series switches.
  • In - depth Cisco technology knowledge in design, administration, implementation and support.
  • In-depth knowledge of deploying and troubleshooting IP protocols.
  • Experience on layer3 routing and layer2 switching
  • In depth knowledge of IPv4 & IPv6 addressing and subnetting.
  • Excellent Experience in Network Planning, Implementing, Configuring, and Testing of network systems.
  • Experience in configuring protocols like TCP/IP, Routing Protocols (RIP, OSPF, BGP, IGRP, EIGRP), PPP, PPTP, L2TP.
  • Good knowledge on windows server 2008, 2012.
  • Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
  • Good knowledge on Cisco Nexus 2K/3K/5K/7K and 9K platforms.
  • Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
  • Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
  • In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.
  • Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
  • Experience working withJuniperappliances and other VPN technologies.
  • Experience with supporting large scale JUNOS routing and switching environments
  • Worked extensively in Configuring, Monitoring and Troubleshooting Cisco’s ASA 5500/PIX security appliance, Failover DMZ zoning &configuring VLANs/routing/NAT with the firewalls as per the design.
  • 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 with Change management process and Project documentation tools like MS Excel and MS VISIO.
  • Experience in developing test scripts and plans in Python, Perl, Shell, Linux and Unix scripting languages.
  • Experience in production support as a System administrator/Linux administrator.
  • Worked on various servers in production support like DNS, DHCP, Syslog, Active Directory, FTP, SNMP etc.
  • Strong experience in Data and Telecom management.
  • Excellent communication skills, Enthusiastic, motivated and a team player.
  • Played various customer interaction roles in various capacities, across projects in different areas.
  • A highly organized individual who adopts a systematic approach to problem solving, effectively analyzes results and implements solutions.
  • Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional projects.

TECHNICAL SKILLS

Protocols: RIP, RIP V2, EIGRP, OSPF, BGP, HSRP, VRRP, GLBP, LACP, PAGP, DNS, SMTP, SNMP, FTP, TFTP, LPD/ TDP, WLAN, 802.11/802.11 e, WEP, POP3 LADP

LAN Technologies: Workgroup, Domain, HSRP, DHCP, Static, VLAN, STP (Spanning Tree Protocol), VTP, Ether Channel, Trunks

WAN Technologies: Leased Line, Frame Relay, SDN, ISDN, PPP, HDLC, ATM, SONET, Metro Ethernet

Network Products: Cisco Routers 1700, 1800, 2500, 2600, 2800, 2811; CISCO High End Router 3600, 3800, 7600, 7200vxr, 12010; CISCO Switches 1900, 2950,2960; Cisco Campus switches 3550XL, 4984 Core Catalyst 4500 series, Catalyst 6500/6503/6507 , f5 load balancer, Juniper J series j230, M 320 and MX960 routers.

Security & VPN: PIX 500 Firewall, ASA 5505 Firewall, Fort iGATE, CISCO CSM, ACL- Access Control List, IPS/IDS, NAT, PAT, CISCO ACS, Check point, RSA Secure ID, socks proxy, HTTP proxy, IPsec, SSL VPN.

Authentication: RADIUS, TACACS+, Digital certificates

Monitoring Tools: Wireshark, Nmap, IP SLA, PRTG Packet Sniffer, and Confidential

PROFESSIONAL EXPERIENCE

Confidential, GA

Network Engineer

Responsibilities:

  • Working with data center deployment group for data center refresh project.
  • Deployment of Cisco 4900, 3750, 2960 switches, along with Cisco ASR 1K, 6509s (Sup 720).
  • Configuration of routing protocols OSPF, BGP and policy based routing.
  • Providing support for the Layer 2 and Layer 3 devices in the Network.
  • Perform IOS upgrades in Cisco Routers and Switches.
  • Design and Implementation of OSPF Areas for reliable Access Distribution and for Core IP Routing.
  • Redistribution of routing protocols - OSPF to BGP and BGP to OSPF.
  • Network Migration from Layer2 to Layer3 at access level.
  • Implementation and configuration of VPN Tunnels.
  • Implementing, monitoring, troubleshooting and convergence in Frame-Mode MPLS in the core.
  • Load Balancing usingF5 Networks Big IP.
  • Good knowledge on maintenance of Big-IP F5 load balancing solution across multiple datacenters.
  • Designed and implemented security systems including various Cisco IOS ACLs, Context-Based Access Control, PIX Firewall (PIX 506, 515), Network Intrusion Detection Systems, AAA Cisco Secure Access Control Server (Radius/TACACS+) .
  • Planned, configured and operated IPSec VPNs.
  • Created security policy according to user’s requirement in Cisco ASA-5580 firewall using CLI &GUI.
  • Configured HSRP and VLAN trunking 802.1Q, VLAN routing on catalyst 6500 switches.
  • Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
  • Study single point failures and design WAN structure in such a way that there are no failures in network in case of any device or link failure.
  • Setting up VLANS and configuring inter-VLAN routing, Trucking, STP, RSTP, port aggregation & link negotiation on Ethernet channel between switches.
  • System application monitoring SAM, IP address monitor IPAM and Network Performance Monitor NPM .
  • Maintenance and Network control with secure DNS, DHCP and IPAM using Confidential .
  • Working experience with Confidential, QIP, and BIND.
  • Troubleshoot various security issues related to Cisco ASA firewalls.
  • Implementation of TCP/IP and related services - DHCP/DNS, Confidential .
  • Experience with UNIX/LINUX based Operating Systems and applications.
  • Perform Wireless Administration and troubleshooting for the corporate Wireless infrastructure.
  • Build Logical design and Implementation of Wireless Solution.
  • Working on various 802.11x technologies for additional regulatory domains, Quality of Service, Inter Access Point Protocol etc.
  • Performing day to day network operations using Remedy and HP Service Manager tool for ticketing system and change management.
  • Policy provisioning, access to specific segments of the networks through Cisco ISE.
  • Engineered, configured and deployed routers using Cisco ISE.
  • Installed Wireless Access Points WAPs at various locations in the company.

Environment: Cisco 6509/4900/3750/2960 , Cisco ASA firewalls, Load Balancer (BIG-IP), Access-lists, Subnetting, STP, RSTP, VLAN, VTP, HSRP, Ether Channel, DNS, DHCP. Checkpoint, windows server 2003/2008, F5 BIGIP, LTM, RIP, OSPF, BGP, EIGRP, LAN, WAN, VPN

Confidential, Sprint, MO

Intern as Network Engineer

Responsibilities:

  • Configured IP, RIP, PPP, BGP and OSPF routing.
  • Configured IP access filter policies, Cisco CLI, Cisco works, Network Security, Network Analysis Tools.
  • Experience with Checkpoint Firewall policy provisioning.
  • Identify, design and implement flexible, responsive, and secure technology services.
  • Experience with Firewall Administration, Rule Analysis, Rule Modification.
  • Troubleshoot traffic passing managed firewalls via logs and packet captures.
  • Configured and resolved various OSPF issues in an OSPF multi area environment.
  • Worked with telecom vendors in regards to network fault isolation.
  • Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
  • Installed different software on the systems and managed 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.
  • Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
  • Estimated Project costs and created documentation for project funding approvals.
  • Managed various teams involved in site surveys, cabling specifications, Network equipment installation and configuration.
  • Working on various 802.11x technologies for additional regulatory domains, Quality of Service, Inter Access Point Protocol etc.
  • Planned resources and presented project status to higher management.
  • Deployed 7613 as PE and CE router and configured and involved in troubleshooting the Edge Routers.
  • Excellent troubleshooting knowledge on T1, T3, OC-3 and OC-12.
  • Created and delivered internal trainings for BGP.
  • Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
  • Ability to analyze, configure and troubleshoot networks.
  • Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.
  • Supporting EIGRP and BGP based PwC network by resolving level 2 &3 problems of internal teams &external customers of all locations.
  • Perform maintenance and changes in Palo Alto Web Application Firewalls.
  • Implemented Zone Based Firewalling and Security Rules on the Palo Alto Firewall.
  • Configured and maintained IPSEC and SSL VPN’s on Palo Alto Firewalls.

Environment: Net Flow, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, CSM, SUP720, Ether Channels, Cisco 7200/3845/3600/2800 routers, Cisco 6509/ 3750/3550/3500/2950 switches, Checkpoint firewalls(SPLAT), Palo Alto Firewalls.

Confidential

Network Engineer

Responsibilities:

  • Performed Configuration and troubleshooting of multi-customer ISP network environment.
  • Involved in network monitoring, alarm notification and acknowledgement.
  • Implemented new/changing existing data networks for various projects as per the requirement.
  • Performed troubleshooting of complex networks layer 1, 2(Point to Point, ISDN) to layer 3 (routing with MPLS, BGP, EIGRP, OSPF and RIP protocols) technical issues.
  • Used Wireshark for network packet capture.
  • Provided support to networks containing more than 2000 Cisco devices.
  • Performed troubleshooting for IOS related bugs by analyzing past history and related notes.
  • Carried out documentation for tracking network issue symptoms and large scale technical escalations.
  • Managed the service request tickets within the phases of troubleshooting, maintenance, upgrades, fixes, patches and providing all-round technical support.
  • Performed Commissioning and Decommissioning of the MPLS circuits for various field offices.
  • Prepared feasibility report for various upgrades and installations.
  • Performed installation and maintenance of new network connections for the customers.
  • Configured all the required devices and equipment for remote vendors at various sites and plants.
  • Installed new equipment to RADIUS and worked with MPLS-VPN and TACACS configurations.
  • Installed and maintained local as well as network printers.
  • Validated existing infrastructure and suggesting new network designs.
  • Worked on creating new load balancing policies by employing BGP attributes including Local Preference, AS-Path and Community, MED.
  • Installed and maintained Windows NT Workstations and Windows NT Server.
  • Provided technical support to LAN & WAN systems.
  • Monitored Memory/CPU on various low end routers in a network.

Environment: Routing Protocols (RIP, OSPF, BGP, EIGRP, MPLS), VPN.

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