PROFESSIONAL SUMMARY:

• Experienced senior network engineer with 10+ years of professional experience in Network Planning, Implementing, Configuring, Troubleshooting and Testing of networking system on both Cisco and Juniper Networks.
• Administration, Engineering and Support for various technologies including proficiency in LAN/MAN/WAN, routing, switching, security and application load balancing.
• Experience with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.
• Solutions oriented VoIP Network Engineer with noted accomplishments in implementation and support of complex corporate networks and VoIP networks.
• Experience with Spine Leaf Architecture VXLAN and EVPN Configuration and operational experience with Cisco ACI.
• Worked on Cisco UCCE (7.0, 8.0, 9.0, 10.5), CVP, Cisco Unified Communications Manager (6.X, 7.X, 8.X, 9.X & 10.X), CUSP, CISCO GATEWAYS and CISCO PGW.
• Implementation, Configuration and Support of Palo Alto Firewall (VM - 500, PA-220, PA-820, PA-3k, PA-5k, PA-7k), Checkpoint firewall (NGX R65, R70, R71, R75, R77 and R80), Cisco Firewall (ASA 5505, 5520, 5506-X, 5585), Juniper (SRX 5400, SRX 5600, SRX 5800).
• Experience of routing protocols like EIGRP, OSPF, RIP, and BGP.
• Worked on Cisco 7200, 3800, 3600, 2900, 2800, 2600, 1800 series Router and Cisco 2900, 3500, 4500, 5500, 6500, 7000, 9000 series switches.
• Configured and troubleshoot IP sec Site to Site VPN and Remote Site VPN on Checkpoint, Cisco ASA, Palo Alto and Juniper Firewalls.
• Extensive hands-on experience with complex routed LAN and WAN networks, routers and switches
• Hands-on configuration and experience in setting up Cisco routers to perform functions at the Access, Distribution, and Core layers.
• Experience to migrate the infrastructure on Amazon Cloud Service - AWS.
• Extensive experience with Juniper portfolio including JUNOS, EX switching and SRX firewall annetworks firewall.
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Experience in the setup of Access-Lists, and RIP, EIGRP, and tunnel installations.
• Proficiency in configuration of VLAN setup on various Cisco Routers and Switches.
• Experience with working on Palo Alto Next-Generation firewalls security profiles and Cisco ASA VPN.
• Experienced in trouble-shooting both connectivity issues and hardware problems on Cisco based networks.
• Enhanced level of experience with OSPF, BGP, and TCP/IP.
• Firmware upgrade for Meraki MS, Meraki MR, Meraki MV, Meraki MX for the better performance
• Experience in deploying and supporting SD-WAN module in the production network environment.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, and VRRP.
• Worked on wireless controllers 3600/7210 and Aruba wireless access points 135, 225 and 275.
• Experience with the implementation of multicast/MPLS/l2vpn.
• Good understanding of Amazon ELB, security groups, NACL, NAT, firewall and Route 53.
• Experience with working on Palo Alto centralized management GUI PANORAMA.
• Experience in Network Management Tools and sniffers like SNMP, HP-Open view, Wireshark and Cisco works to support 24 x 7 Network Operation Center.
• Experience on Network, TCP/IP including complex Web/APP tier AWS and Azure clound services.
• Experience in physical cabling, IP addressing and Subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies.
• Access control server configuration for RADIUS & TACAS+.
• Expertise with 802.11x wireless technology.
• Installed, Configuration and managed Cisco Meraki Switch Series MS LP, MS LP, MS FP and Meraki AP.
• Able to Design and implement cloud infrastructure services to support rapid application deployment
• Firmware upgrade for Meraki MS, Meraki MR, Meraki MV, Meraki MX for the better performance
• Have good knowledge and experience on F5 product modules such as AFM, LTM, GTM, Link Controller, ASM, Web Accelerator, Edge gateway and APM.
• Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Lab & Production Environments.
• Extensive knowledge of CISCO NEXUS data center infrastructure with 5000 and 7000 series switches includes (5548, 7010) including CISCO NEXUS Fabric Extender (2232, 2248).
• Sound knowledge of virtual firewalls like checkpoint VSX, IDS, IPS as well as encryption techniques.
• Working with Cisco for opening TAC Case and resolving issues to meet project deadlines.
• Expertise on cisco IOS, Cisco IOS-XR, Cisco CatOS, Cisco NX-OS, JUNOS.
• Expertise with monitoring tools like Solar Winds & network packet capture tools like Wire-shark
• Great team player and able to work under pressure 24x7 duty rotation.

SKILLS:

Cisco & other vendor Equipment: Nexus 9K, 7K, 5K, 2K & 1K, Cisco routers (7600, 7200, 3900, 3600, 2800, 2600, 2500, 1800 series) & Cisco Catalyst switches (6500, 4500, 4900, 3750, 3500, 4500, 2900 series). PIX Firewall (506/515/525/535 ), ASA (5505/5510/5580 ), Cisco ICE, Cisco VoIP, Cisco ACI, Cisco ACE Load Balancers and Checkpoint (IP Series/NGX R65/IPSO),, OPNET, Solar winds, Cisco Meraki

Routing Protocols: RIP, IGRP, EIGRP, OSPF, IS-IS, BGP, HSRP, VRRP & GLBP

Network Management: Solar Winds, SNMP, Cisco Works, Wireshark

Infrastructure services: DHCP, DNS, SMTP, FTP, and TFTP

LAN technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN technologies: Frame Relay, ISDN, ATM, MPLS, SD-WAN, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET

Network Security: NAT/PAT, Ingress & Egress Firewall Design, VPN Configuration, Dynamic, Palo Alto firewalls, Aruba Clear pass, Reflexive ACL, and authentication AAA (TACACS+ & RADIUS)

Platforms: Cisco IOS-XR, PAN-OS, Cisco Cat OS, NX-OS, AWS, Cisco IOS (11.x, 12.x), PIX IOS (6.7.x), CAT-OS UNIX, LINUX, Windows XP, NT, 2000, 2003

Documentation: MS Office, MS Visio and Excel

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

Sr.Network Engineer

Responsibilities:

• Worked on Cisco Layer 2 switches (spanning tree, VLAN).
• Router/ Microsoft VPN Server in order to access certain limited network resources from customer locations.
• Installed and configured four PIX 525 and two ASA 5520 in customer locations. In addition to that, two PIX firewall configured for the Guest access.
• Deployment of Cisco 6500 switches in standalone and VSS modes with SSO and NSF.
• Supporting EIGRP, OSPF and BGP based network by resolving level 1 &2 problems of internal Sites.
• Providing daily network support for Global wide area network consisting of MPLS, VPN and point-to point site.
• Experience working with Network management software NSM.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Upgraded load balancers from Radware to F5 BigIPv9 which improved functionality and scalability in the enterprise. Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs.
• Experience in migration of Frame-relay based branches to MPLS based technology using multi-layer stackable switch like 6500 series and 2951, 2800 series routers.
• Created engineering configuration, Security Standards, documenting processes and Network documentation using Microsoft Visio.
• Worked on HP open view map for Network Management System and Ticketing.
• 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.
• Support various Routers like 2600/2900/3600/7200 series routers.
• Tested authentication in OSPF and BGP.
• Configured and troubleshoot OSPF and EIGRP.
• Work on different connection medium like Fiber and Copper Connectivity.
• WAN Infrastructure running OSPF as a core routing protocol.
• Follow process & procedures for change & configuration management.
• Supported nationwide LAN infrastructure consisting of Cisco 4510 and catalyst 6513.
• Deployed the switches in high availability configuration with HSRP.
• Network Monitoring using tools like Cisco Works 2000.
• Participate in all technical aspects of LAN, WAN, VPN and security Internet Service projects including, short- and long-term planning, implementation, project management and operations support as required.
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.

Environment: CISCO routers and switches, Access Control Server, VLAN, Trunk Protocols, CISCO ASA, DHCP, DNS, Spanning tree.

Confidential, Mechanicsburg, PA

Network Engineer

Responsibilities:

• Configured IP RIP, PPP, BGP and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4.
• Configured IP access filter policies.
• Supported Cisco Call Manager 11 with Cisco Unity, UCCM, UCCX and AQM.
• Implemented Cisco IP phones and built agent extensions and VM profiles for new hires and transfers.
• Experience on cloud AWS cloud EC2, S3, RDS, Load Balancer, Auto Scaling with AWS command line interface and AWS python SDK.
• Plan, coordinate, and implement network security measures to protect data, software, and hardware such as, Check Point, Cisco ASA Palo Alto, Juniper firewalls.
• Worked Extensively on Checkpoint R77.20 on above GAIA and Splat, Cisco ASA 8.0 and above, Palo Alto 7.0 and above environment.
• Supported multi-site production Cisco Call Enterprise Manager 4.X, UCCX (IPCCX) Express 4.X, Cisco Emergency.
• Troubleshooting DMVPN and Meraki auto-VPN, addressing Wireless issues on Flex Controller 7500
• Worked with Aruba Instant, Airwave, Clear pass, Air glass and Aruba Anchor Controllers and other Aruba Hardware and participated in configuring and installing equipment in the Data Center
• Worked on software Defined Network solutions using Cisco ACI.
• Configured SSL decryption on Palo Alto Firewalls.
• Setting up cloud infrastructure for POC’s on OCI and AWS.
• Configure Syslog server in the network for capturing and logs from firewalls.
• Worked with a Team responsible for deploying Cisco VoIP/WLAN/Router/Switch solutions.
• Worked on Cisco ACI, Configured Spine and Leaf Switches, VXLAN, VNI, VTEPS, Bridge Domains etc in ACI.
• Configured and Troubles hooted IPS Policy on Palo Alto Firewalls using Security Profiles such as Antivirus, Anti-Spyware, Vulnerability protection, URL Filtering, File Blocking, Wildfire Analysis, Data Filtering, DOS Protection.
• Troubleshooting DMVPN and Meraki auto-VPN, addressing Wireless issues on Flex Controller 7500
• Helped develop and implement a Clear pass configuration necessary to support a secure wireless network that uses WPA2-Enterprise with IEEE 802.1X authentication for Corp Owned Devices.
• Used Cisco ACI (Application Centric Infrastructure) SDN architecture to reduce operating costs, automate IT tasks, for greater scalability and visibility in a data center environment.
• Experience with RF Engineering Planning. Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.
• Optimize and virtualize SD-Wan service providers using via Silver peak, Riverbed, Viptela, Citrix.
• Communities, Route-Reflector clusters, Route-maps and route policy implementation.
• Created Stealth and Cleanup Rules also explicit rules for security of network.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Added a wireless Guest network that uses a self-registration process with employee sponsorship where guests will have to provide specific customer directed information and submit it for approval by Customer designated personnel. This configuration was done using Aruba Cleapass solution.
• Installed, Configuration and managed Cisco Meraki Switch Series MS LP, MS LP, MS FP and Meraki AP
• Assisted lead engineer in implementation of the IWAN (Intelligent WAN - Cisco SD-WAN) and VPN (Secure Transport) for enterprise networks.
• Envision and drove Cisco's SD-WAN (IWAN) and VPN for Enterprise and MSP networks.
• Managing Juniper Junos devices in production environments.
• Configured Firewall logging, DMZs & related security policies & monitoring.
• Aruba - This was a project at our DSG was to install a completely new wireless authentication system as well as migrate to a new controller infrastructure. The project was completed with zero downtime to users.
• Basic knowledge of Citrix NetScaler.
• The role often involved a “the bucks stop here approach” where once the regional teams had passed a problem or difficulty up the line, we were the final team left to solve the problem.
• This global role helped expand my expertise into other areas such as Cisco UCS, Checkpoint Firewalls, Cisco ASA.
• Migration from Cisco to Palo Alto firewall & Cisco to Checkpoint firewall.
• Designed, Deploy and Administer VoIP networks. Specializing in UCCX scripting, Unity Connection, Unified Communications Manager, H323 and MGCP gateways
• Manages and configures VPN’s, NATing and Object group-based ACL’s on Cisco ASA Firewalls.
• Migrated SAP based applications from old Cisco ACE load balancers to new NSX edges.
• Deploying Site to Site VPN’s, Cisco Any Connect VPN Clients and SSL based Citrix Clients is part of my daily activities.
• Experienced with F5 1500 and 4200 series Local Traffic Manager as a reverse proxy for all client external facing websites.
• Provided capabilities in supporting Boundary Security Devices, Active Directory, and firewalls to provide F5, TMG and Wireless Application Protocol (WAP) services.
• Worked on Palo Alto PA-5000 and PA-3000 Series hardware handling App-ID, Content-ID and User-ID
• Through presentations at client sites, enabled them to meet various technical standards related to IPv6 and their technology enhancements.
• Create F5 monitor such as Address check, Service check, content check and interactive check using F5 GUI.
• Created AWS Route53 to route traffic between different.
• Configured AWS IAM and Security Group in Public and Private Subnets in VPC.
• Design and Implement the changes on Palo Alto firewalls with PANOS 6.0 version. Make sure we have single pass through in equities environment for fast transactions.
• Experience testing and troubleshooting layer1 circuit, layer 2 devices and WAN connections establishment and protocol debugging.
• Experience in WAN connectivity using Cisco routers by using T1, T3 and frame relay connections and its troubleshooting issues.
• AWS Cloud Infrastructure build and implementation.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5580 security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Extensively worked with different senior engineers in troubleshooting SAN related issues.
• WAN Infrastructure running OSPF & BGP as core routing protocol.
• Worked in configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Design and implementation of Networks using TCP/IP.
• AWS - design, migration, development and administration.
• Knowledge of Client F5 LTM and GTM hardware platforms including engineering design and deployment implementation guidelines.
• Provided daily Palo Alto Network firewalls administration such as Security NAT, Threat prevention, URL filtering, IPSEC and SSL VPN's, Security rules, zone-based integration, and analyzing sys logs, and utilizing wild fire feature in Panorama 8 and above.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.
• Automating AWS builds with Cloud Formation and Terraform.
• Experience configuring Virtual Device Context in Nexus 7010.
• Coordinating with other teams for remediation of vulnerability and compliance scan failed controls.
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Use and maintain routing protocols EIGRP, OSPF and BGP on the ISR Router models like 2951, 3845, 3945,7206 in the network & also worked on BGP Route Reflectors, Confederations.
• Configured a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Configured and Managing LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.

Environment: F5 Load Balancer, Cisco ASR 1001/ISR 7206/3845/3945/2951 routers, AWS VPC, NEXUS / 3850 switches, TACACS, BGP, SD-WAN, OSPF, Mobile Iron, Palo Alto, Cisco ASA 5580/5505/5520 , Cisco ACE.

Confidential, Bothell, WA

Sr. Network Engineer

Responsibilities:

• Experience with moving data center from one location to another location, from Cisco 6500 based data center to both Cisco 6500 & Nexus based data center.
• Implementing Security Solutions using Palo Alto PA 5000/3000, Cisco 5580/5540/5520 , Checkpoint firewalls R70, R75, R77.20 Gaia and Provider-1/MDM.
• Experience with working on Palo Alto Next-Generation firewalls security profiles and Cisco ASA VPN.
• Experience with implementing Cisco 6500 VSS at the distribution/core switches.
• Designed and Deployed QOS on entire LAN and WAN edge devices (Cisco & Juniper) in place of existing non-consistent QOS policy.
• Upgrades Identity Service Engine (ISE) from 1.2 to 1.4 Patch 3.
• Installed Security Gateway, Management Server and Smart Console
• Experience with working on Palo Alto Next-Generation firewalls security profiles and Cisco ASA VPN.
• Extend Enterprise services such as Enterprise middleware and Database management as service to AWS Cloud.
• Responsible for entire LAN and WAN maintenance and troubleshooting of the company network.
• Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.
• Implemented VLAN, LAGs, and Port-channels on Brocade switches.
• Created Stealth and Cleanup Rules also explicit rules for Security of Network
• Implemented BNA (Brocade Network Advisor) on the migrated network for monitoring and management of the network devices.
• Knowledge of F5 iRules (F5's TCL scripting language) enabling customization of application load balancing solutions through the control and direct manipulation of the application traffic.
• Experience with F5 configuration CLI including both BigPipe and Shell (TMSH)
• Worked on F5 Web Accelerator and Application Security Module (ASM).
• Implementation and support of VoIP networks. For Sparrow Health.
• Experience with working on Palo Alto centralized management GUI PANORAMA.
• Have good working experience with the Trouble Tickets on F5 Load Balancers.
• Managing enterprise BGP setup by configuring and troubleshooting BGP related issues.
• Scaling of BGP and IGP in the core, dealt with implementation of deployment related to Cisco devices and applying security policies on it.
• Manage Cloud network BGP Point to multicast AWS.
• Conducted SD-WAN Proof of Concept (POC) preparation (coordinated logical default route change and re-direction of Internet destined traffic to Fortinet 100D firewalls) for future adoption (Viptela, Silver Peak, Riverbed/Ocedo)
• Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
• Configuration of NAT.
• Involved in the team for designing and Configured Nexus 7000/5000/2000 in Top of Rack & End of Row Architecture for a Scalable Production Network that supports Rack & Blade server architecture in a Multi-Tenancy environment using VPC, VDC & VRF
• Created Cloud Formation scripts for deploying RDS hot components on AWS.
• Experience in Configuring, upgrading and verifying the NX-OS operation system
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Experience working with BGP attributes such as Weight, Local-Preference, MED and AS-PATH to influence inbound and out bound traffic
• Coordinating with other teams for remediation of vulnerability and compliance scan failed controls.
• Involved in Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing and LAN security.
• Use and maintain routing protocols EIGRP, OSPF and BGP on the ISR Router models like 2951, 3845, 3945,7206 in the network & also worked on BGP Route Reflectors, Confederations
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.

Environment: Cisco 7206/3845/3945/2951 routers, NEXUS 7010, 5672UP, 2248/6500/4500/3750/3850 switches, AWS (Amazon Web Server), SD-WAN, TACACS, EIGRP, OSPF, and Vulnerability Assessment tools like Nessus, VPN’s, and SSL.

Confidential, East Brunswick, NJ

Network Engineer

Responsibilities:

• Responsible for monitoring and reporting error incidents for remote location servers.
• Worked as L1 network (NOC) Engineer support and responsible for escalation of Redstone ISP client’s issues.
• Experience in Active Directory, GPOs, DNS, DHCP, File & Print Server, IIS (Web Server), FTP, Terminal Server, RIS, RRAS, NAT, WSUS, Microsoft Clustering, Exchange Mail Server and ISA Server installation, configuration and maintenance.
• Installed, Configured and Implemented Terminal Server (TS) RemoteApp on IIS 7.0Windows 2008 R2 published applications using TS Web Access, RemoteApp program and TS Gateway.
• Implemented Microsoft Clustering for IIS Web Servers.
• Installation, configuration and maintenance of Windows Servers 2003 and 2008.
• Responsible for maintaining Active Directory applications.
• Installation and configuration of DNS, DHCP, IIS WEB and FTP servers.
• Responsible for report generation of Daily, weekly to tape, differential and incremental, and Monthly backups of remote database servers.
• Liaison with ISPs related to circuit problems; raised tickets with Remedy ticketing system and related Remedy to HP Open View system.
• Monitored the ticket queue for incoming tickets; updated tickets in accordance to Service Level Agreement requirements and escalated based on severity levels using Remedy.
• Performed troubleshooting of routers and installed and configured CiscoMulti Layer Switches like 3550.
• Resolve DNS issues; add Zones and domain addresses to the configuration files and the daemons on the live servers.
• Installation and support of desktops with Windows 2000 and Windows XP Operating system.
• Provide Remote support and administration on network for internal and external clients using tools like Microsoft remote desktop connection.
• Provide day to day support (troubleshooting & installing) for more than 200 users for hardware, network & software's including Microsoft Office applications, Mail clients and network related issues.

Environment: Citrix desktop, Microsoft Windows servers 2003/2008, Active Directory 2003/2008, TCP/IP, WINS, DNS, DHCP, FTP, LDAP, IMAP.

Confidential, St. Louise, MO

Network & Security Engineer

Responsibilities:

• Involved in Local Area Network (LAN) design, troubleshooting, and maintenance as per company’s requirements.
• Worked with snipping tools like Ethereal to analyze the network problems.
• Performed scheduled Virus Checks & Updates on all Servers & Desktops.
• Implementing Routing and Switching using the following protocols; IS-ISOSPG, BGP on Juniper M series routers.
• Design, installation and troubleshooting networks with hand-on experience with OSPF, ISIS, BGP, VPLS, Multicast, VPN, MPLS, & Traffic engineering.
• Configured STP for loop prevention on Cisco Catalyst Switches.
• Configured VTP to manage VLAN database throughout the network for Inter-VLAN Routing.
• Worked in setting up Inter-VLAN routing, redistribution, access-lists and dynamic routing.
• Involved in configuring and implementing of Composite Network models consists of Cisco 3750, 2620, 7600 series routers and Cisco 2950, 3500 Series switches.
• Implemented various Switch Port Security features as per the company’s policy
• Configured RIP, and EIGRP on 2901 and 3925 Cisco routers.
• Maintenance and troubleshooting of network connectivity problems using PING, Trace Route.
• Performed replacements of failed hardware and upgraded software.
• Configured VLANS to isolate different departments.
• Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
• Used TFTP server to backup Cisco configuration files.
• Network layer tasks included configuration of IP Addressing using FLSM, VLSM for all applications and servers throughout the company.
• Assisting with the design and deployment of a Cisco Firepower cluster in the core
• Worked on Cisco Firepower on URL filtering and Advance malware protection with the help of Firesight management.
• Configuration and maintenance of Call Manager, CUC, IP Phones, IP Communicators, troubleshooting user related issues, proactive and reactive monitoring of VOIP Server and VOIP Gateways.
• Provided operational support for network topologies and connections TCP/IP, ATM, VoIP, MGCP, and MPLS.
• Experiencing working with end users supporting and setting up new accounts with 7900 series VoIP phones for Configuring CUC & CUCM.
• Experience in configuration of Palo alto firewalls like PA2020, PA3050, PA5050.
• Troubleshooting of protocol-based policies on Palo Alto firewalls and changing the policies as per the requirement and as per traffic flow.
• Implemented many numbers of security policy rules and NAT policy rules on Palo Alto, created Zones, Palo Alto Firewall interface, Palo Alto IDS and VLAN.
• Configured IPSEC VPN on SRX series firewalls.
• Experience in configuration of Juniper security appliances SRX 220, SRX 240, SRX 550, NS 50, SSG 550M, SSG 520M.
• Provided technical support for expansion of the existing network architecture to in corporate new users.

Confidential, Milwaukee, WI

Network Engineer

Responsibilities:

• Serve as part of a team of network engineers responsible for base wide network troubleshooting of Cisco Layer 3, Layer 2 devices.
• Design, implement and administer IPv4 enterprise network infrastructure utilizing Cisco routers.
• Experience working with design and deployment of MPLS Layer 3 VPN cloud, involving VRF, Route Distinguisher (RD), Route Target (RT), Label Distribution Protocol (LDP) & MP-BGP
• Implemented antivirus and web filtering on Cisco devices.
• Experience working with cat6000, 6500, 7600 devices
• Identify, design and implement flexible, responsive, and secure technology services
• Experience in network security in a telecommunications environment.
• Experience in Configuring, upgrading and verifying NX-OS operation system with OSPF, BGP.
• Tests scope to include application modules, integration layer and full end-2-end testing incorporating various device & web-top clients
• Demonstrated that the video segmented system works reliably with the actual satellite network going through the core node, network infrastructure accelerator, and receive via satellite modem.
• Experience working with Transaction Language 1 (TL1), which is used as a management protocol in telecommunications.
• Extensive Knowledge in configuring and troubleshooting as well as creating Virtual Servers, Nodes, Pools and iRules on BIG-IP F5 load balancer LTM for load balancing and traffic management in DC environment.
• Performed upgrading of load balancers from citrix to F5 BigIP load balancer to improved functionality, reliability and scalability in the system.
• Worked on configuration of BIG IP (F5) Load balancers, also monitored the Packet Flow in the load balancers. Upgrades/Downgrades of F5 TMOS, Hot-fix installations depending on need.
• Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs
• Experience converting Cat OS to Cisco IOS on the Cisco 6500 switches
• Experience with deploying PIM Sparse-mode/Dense-mode multicasting in Campus locations.
• Actively involved in Switching technology Administration including creating and managing VLANS, Port security- 802.1x, Trucking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009, ASR9K, ASR1K.
• Tested various networks, which works on the protocols like of TCP/IP (IP, TCP, UDP, SNMP, DNS, DHCP, FTP, HTTP, HTTPS, ICMP, SMTP, ARP, IPSEC, NAT).
• Worked on different phases of testing such as Sanity Testing, Functionality Testing, Smoke Testing, System Testing, Installation Testing, Compatibility Testing, Regression Testing, Stress Testing and UAT Testing.
• Troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP, MPLS