Sr. Network Engineer Resume
Jacksonville, FL
SUMMARY:
- 8 years of experience in Network design, deployment and operations of both Confidential and Juniper Networks Strong hands on experience in installing, configuring, and troubleshooting of Confidential 7600, 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Confidential Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches
- Very sound knowledge IPV4 implementation of Subnetting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
- Moderate knowledge in configuring and troubleshooting Confidential Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics.
- Designed and deployed new Confidential catalyst 6513 and 6509 with dual Supervisor Engine 720 at both Distro and Core layer.
- Experience working with OTV & FCOE on the Confidential Nexus 7010/5548 between the datacenters
- Responsible for Confidential ASA firewall administration across our global networks
- Hands on experience on Up - gradation of Confidential IOS of different Confidential devices & modules.
- Well Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, IGMP, PPP, HDLC, PAP, CHAP, and SNMP.
- Strong hands on experience in installing, configuring, and troubleshooting of Confidential Nexus 7k, 5k, 2k, Confidential 7600, 7200, 3800, 3900, 2800, 2900 series Routers, Confidential Catalyst 6500, 4500, 2960 and 3750 Stack Switches.
- Provides technical leadership forproblem escalation and resolution.
- Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.
- Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls
- Implemented traffic filters using Standard and extended access-lists, Distribute-Lists, prefix lists and Route Maps.
- Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their Availability
- Extensive Experience in WAN Technologies, Switching Technologies along with Failover Mechanisms &Inter VLAN Routing types
- Experience with Change management process and Project documentation tools like Excel and VISIO
TECHNICAL SKILLS:
Operating Systems: Windows (Server 2003/2008), Linux OS, Sun Solais, Os
Routers: Confidential GSR12016, ASR1001, 2900, 3900, 7200, 7600 & ASR9000.
Switches: Confidential 3750, 4507, 4510 & 6500 series switches, Nexus 7010, 5548, 2448
Routing: MPLS, OSPF, EIGRP, BGP, RIP-2, PBR, IS-IS, Route Filtering, Redistribution, Summarization, Static Routing.
Switching: LAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switch, Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging.
Network security: Confidential (ASA, PIX) 5510, ACL, IPSEC VPN, GRE VPN
Load Balancer: F5 Networks (Big-IP) LTM Module, Confidential ACE 30 load balancer
Various Features & Services: IOS and Features, HSRP, GLBP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, TFTP and FTP Management
AAA Architecture: TACACS+, RADIUS, Confidential ACS.
Network Management: SNMP, Solar Winds, HP open view, and Wire shark
PROFESSINAL EXPERIENCE
Confidential, Jacksonville, FL
Sr. Network Engineer
Responsibilities:
- Experience with migrating all the Partner IPSEC VPN tunnels from one data center to another data center.
- Configuring numerous LAN/WAN technologies including leased point-to-point circuits,MPLS, ISDN, various Ethernet speeds/media
- Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210
- Provide consultancy services to customers on a variety of network security products including firewalls, VPNs, authentication, load-balancing, data loss prevention, security information and event management
- Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
- Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.
- Involved in the redistribution into OSPF on the core ASA firewall.
- Involved in the removal of EIGRP from all devices and making OSPF the primary routing protocol.
- Involved in the modification and removal (wherever necessary) of BGP from the MPLS routers.
- Worked on Solar winds Orion for analysis and monitoring purposes
- Implement and configured GLBP (on core switching and also for VPN redundancy), VRRP on different location of office on the switched network and managing the entire multilayer switched network
- Configuring, testing, and troubleshooting routing and switching issues and related protocols associated with packet networks including MPLS and traffic engineering (QoS).
- Designing and configuring IP address schemes.
- Deployed the Confidential 3500 Access Points using Confidential Wireless controllers 5500 and 2500 and WCS System
- IOS upgrade in Nexus 7010 through ISSU (In service software upgrade)
- Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.
- Configured and supported Juniper SRX 550 series across branch offices.
- Configuring AAA using Tacacs+ and ACS server.
- Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP
- Worked extensively in Configuring, Monitoring and Troubleshooting Confidential 's ASA 5500/PIX
- Security appliance, Failover, DMZ zoning & Configuring VLANs/routing/NAT ing
- With the firewalls as per the Design
- Experience with deploying the Layer 3 MPLS VPN in all the Branches and Campus locations.
- Replace Campus Confidential 6509 End of Life hardware with new EX 4200 devices.
- Experience with layer 2 securities which was implemented using a dedicated VLAN ID for all trunk ports, setting the user ports to non-trucking, deployed port security when possible for user ports.
Confidential, HIGHTOWN, NJ
Network Engineer
Responsibilities:
- Responsible for Working in high availability Nexus Environment and provide Level 3 Network Support.
- Configuring, upgrading and verifying the NX-OS operation system.
- Providing Level 3 support to customers, resolving issues by attending to conference calls.
- Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.
- Translating Confidential IOS Route maps to Confidential IOS XR Routing policies.
- Working with Confidential Nexus 2148 Fabric Extender and Nexus 5500 series to provide a Flexible Access Solution for datacenter access architecture.
- Ensuring problems are satisfactorily resolved in a timely manner with focus in providing high level of support for all customers.
- Working with wireless technologies troubleshooting and configuration.
- Establishing VPN Tunnels using IPSec encryption standards and also configuring and implementing site-to-site VPN, Remote VPN.
- Working with Juniper JUNOS on M and MX series routers.
- Providing daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.
- Configuring HSRP between the 3845 router pairs of Gateway redundancy for the client desktops.
- Configuring GLBP, VLAN Trunking 802.1Q, STP, Port security on Catalyst 6500 switches.
- 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.
- Configuring, Monitoring and Troubleshooting Confidential ’s ASA 5500 security appliance, Failover DMZ zoning and configuring VLANs/routing/NATing with the firewalls as per the design.
- Converting Confidential IOS to Confidential IOS XR configurations.
- Configuring BGP, MPLS in Confidential IOS XR.
- Configuring multiple route reflectors within a cluster.
- Working on HP open view map for Network Management System and Ticketing.
- Working on a broad range of topics such as routing and switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercise and core network repairs.
- Involved in L2/L3 Switching technology administration including creating and maintaining VLANs, Port security, Trunking, STP, Inter Vlan Routing, LAN security.
Confidential, SAN JOSE, CA
Network Administrator
Responsibilities:
- Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
- ConfigureVRRP & GLBP andVLANTrucking802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
- Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
- Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trucking, STP, Inter-Vlan routing, LAN security.
- Worked on the security levels with RADIUS, TACACS+.
- Completed service requests (i.e. - IP readdressing, bandwidth upgrades, IOS/platform upgrades, etc)
- Worked on a broad range of topics such as routing and switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercises, and core network repairs
- 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.
- Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
- Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
- Working on Network design and support, implementation related internal projects for establishing connectivity between the various field offices and data centers.
- Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
- Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.
Confidential, Irving, TX
Sr.Network Engineer
Responsibilities:
- Performed network engineering, design, planning (WAN & LAN) & implementation. Studied single point failures & designed WAN structure in such a way that there are no failures in network in case of any device or link failure.
- Understand the JUNOS platform and worked with OS upgrade of Juniper devices
- Redistribution of routing protocols and Frame-Relay configurations.
- Configuring and troubleshooting type of routing to route traffic flow per customer requirement as primary, backup/load balanced and load splitting.
- Setting up VLANS and configuring ISL trunk on Fast-Ethernet channel between Switches.
- Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
- Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-240 HA.
- Implementing, Monitoring, Troubleshooting and Convergence in Frame-Mode MPLS inside the core.
- Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
- Understand the JUNOS platform and worked with IOS upgrade of Juniper devices
- Designed and implemented security policies using ACL, SRX firewall.
- Worked on Extensively on Confidential Firewalls like ASA 5500(5510/5540) Series
- Configured and designed LAN networks with Access layer switches such as Confidential 4510, 4948, 4507 switches.
- Configured routing policy for BGP. Switching related tasks included implementing VLANs and configuring 802.1Q on Fast-Ethernet channel between switches
- Implemented Confidential IOS Firewall IDS using 2600 series router.
- Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
- Troubleshooting on network problems with Wireshark, identify problem and fix.
- Experience with configuring Nexus 2000Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
- Dealt with creating VIP(virtual servers), pools, nodes and applying I Rules for the virtual servers like cookie persistency, redirection of the URL
- Performed the maintenance of Active Directory and replication scheme, DNS/DHCP services and time services; wrote step-by-step procedures for implementing upgrades.
- Configured VLANs on a switch for inter-VLAN communication. Configured VLAN Trunking Protocol (VTP) on Core Switches. Configured various LAN switches such as Confidential CAT 2900, 3550, 4500, 6509 switches for STP, VTP Domain, VLAN, Trunking, Fast Ether Channel configuration.
- Documented all the work done by using Visio, Excel & MS word.
- Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
Confidential, Arlington, VA
Network Engineer
Responsibilities:
- Configured Confidential Routers for OSPF, EIGRP, Static and default route.
- Worked on HSRP for hop redundancy and load balancing.
- Configured the Confidential router as IP Firewall and for NATing Configured RSTP, MST and used VTP with 802.1q trunk encapsulation.
- Provided port binding, port security and router redundancy through HSRP.
- Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.
- Provided testing for network connectivity before and after install/upgrade
- Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
- Experience in Confidential switches and routers: Physical cabling, IP addressing, Wide Area Network configurations.
- Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external.