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Sr Network Engineer Resume

Peoria, IL

SUMMARY

  • Cisco Certified Network Engineer with 8+ years of experience in the industry, which includes expertise in the areas of Routing, Switching, Firewall and Load Balancing.
  • Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.
  • Implementation traffic filters on Cisco routes using Standard, extended Access list.
  • Expert Level Knowledge about TCP/IP and OSI models.
  • Virtualization: Experience with Vmware (Workstation, Vcenter, Vmotion, ESXI hypervisor)
  • Experience with vBlock Cloud infra such as VMware vSphere, VMware Cloud Director and Veeam Backup.
  • Experimented with Software defined Networks - open day light.
  • In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on services.
  • Cisco ASA Firewall troubleshooting and policy change requests for new IP segments that either come on line or that may have been altered during various planned network changes on the network.
  • Extensive Knowledge on the implementation of Cisco ASA 5500 series and checkpoint R75 firewalls.
  • Hands on experience working with Cisco Nexus 7K, 5K & 2K Switches.
  • Comprehensive knowledge of wireless networking systems and protocols.
  • 3 years of experience in working with operating systems like Linux, Unix and Ubuntu.
  • Worked on NXOS, IOS, and IOS-XR BXB to N7K-NXOS (MPLS) system test.
  • Experience in F5, Cisco ACE 4710 Load balancers, Aruba wireless access points and controllers.
  • Familiar working with alcatel-lucnet networks, BENU appliances and network observer gigastor.
  • Experience with Vsat, Voip and WAN optimization techniques.
  • Extensive understanding of the Application Security Module (ASM) technology.
  • Experience in working with load balancer for converting CSS to ACE.
  • Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.
  • Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 3400, 2800, 2600, 2500, 1900, 1941, 1921 and 1800 series Routers, Cisco Catalyst 6800, 6807, 6500, 4500, 3750, 2950, 2960 and 3500XL series switches.
  • In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM, DNS, DHCP and ARP, reverse & proxy ARP, Ping Concepts.
  • Experience in working with video from end-point in the network to the backend.
  • Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
  • Experience in working with Windows power shell scripting to maintain and administrating server environments.
  • Experience with Layer 2 and Layer 3 protocols like LDP, RSVP/ TE, QOS, COS L2 VPWS and VPLS, FRR.
  • Responsible for network design, projects and support across the globally co-located data center networks.
  • Understanding of Quest Active role server, Quest self service manager for exchange and Quest reporter.
  • Experience on Virtual Private Network (VPN) for operating Network and Data Center.
  • Experience with Internet/Intranet Networking Protocols and Services.
  • Experienced with Windows 2008/2012 active directory design installation and migration.
  • Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy and troubleshooting.
  • Facilitating the automated collection, Analyzing, alerting, auditing, reporting and secure storage processing of all the logs using RSA envision solution.
  • Working with Riverbed for WAN optimization.
  • Excellent qualities such as Teamwork, Negotiation, Analysis and Communication.

TECHNICAL SKILLS

Networking Technologies: LAN/WAN Architecture, TCP/IP, VPN, NAT, PAT. Wireless networks such as microwave point-point, point- multipoint.

Switches: Cisco Catalyst Switches 2960 - X/XR, 3650, 3850, 4500,6500,6800, Nexus 3000, 5000, 7000 series, WS-C4948E-F, Juniper EX 4300/4200/3300/2300 , QFX 5100/5200 Series.

Routers: 2800,2900,3800,3900,4000 and ASR 1000/9000 series, ACX 2100/2200/4000 , PTX 3000/5000 MX240/480/960 series

Wireless: Cisco Meraki wireless Access points (MR66, MR74, MR84), Aruba Access points 200, 207,300,320, Wireless controllers 7280, 7240, Cisco Wireless controller 5508 and Cisco Aironet 3700 series.

Networking Software: IOS, IOS-XR, IOS-XE, NX-OS, JUNOS

Firewalls: Cisco ASA 5500-X (5505/5510/5525 , 5545,5585), Palo Alto firewalls ( PA-2k, PA-3k, andPA-5k ), Juniper SRX (1400/3400/3600/4000 ), Checkpoint R75, R76 firewalls, Checkpoint NGX R65, Checkpoint IPSO, SPLAT, GAIA, Firepower

LAN Technologies: Ethernet, Fast Ethernet, and Gigabit Ethernet, Light weight access point, ARP, wireless Lan controllers.

WAN Technologies: Frame Relay, PPP, HDLC, (E1/T1/E3T3), DS3, Fiber optic circuits, MPLS.

Network Monitoring Tools: Wire shark, Fiddler, Solar Winds, and RSA Security console, Network sniffer & packet analyzer, HR Ping, Infoblox.

Ticketing Systems: Service Now, BMC Remedy, HP Service Manager

Load Balancer: BIGIP 2000, 4000, 5000, 7000 series, F5 LTM 8900, 6400, 6800, BIGIP-GTM, Citrix NetScaler ADC.

AAA Architecture: TACACS+, RADIUS, Cisco ACS, LDAP, Cisco ISE

OS products: Windows (2000/2003/2008 , XP), UNIX, LINUX.

Features & Services: IOS and Features, HSRP, GLBP, IPAM IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management, Net Flow, Open Stack, IVR’s, HLD and LLD documents, Dell equal logics, Microsoft Visio diagramming , Microsoft Office.

Scripting: Python, Shell

PROFESSIONAL EXPERIENCE

Confidential, Peoria, IL

Sr Network Engineer

Responsibilities:

  • Design, Implementation, and Maintenance of IDENTITY SERVICE ENGINE NAC Solution across Wireless and Wired Networks.
  • Working extensively on device profiling, authentication and authorization mechanisms using AAA, RADIUS, 802.1X, Policy buildups for Posture Compliance Policies and Rules for Checking the devices coming onto Network, Remediation Process, Access, and Controls, and Segmenting the Global Networks for NAC Solutions for Cisco ISE NAC Appliances.
  • ISE policies for auto-remediation of non-compliant devices and remediating devices that are misconfigured or is missing an 802.1X supplicant and providing ongoing maintenance and support of solution components (e.g. patching, upgrades, capacity reviews, lifecycle management)
  • Actively map network devices and make design to connectivity for remote devices using Microsoft Visio.
  • Strong hands on experience on deployment, configuration and troubleshooting of cisco devices such as Cisco Catalyst Switches 2960, 3850, 3650, 9300,9400,9500,6800 series, Nexus 3000, 7010,7376 switches and Cisco routers 2800, 2900, 3800, 3900, 4000,ASR 1000, 9000 series and ISR 800,1000,4000 series.
  • Managed inventory of all network hardware. Management and monitoring by use of SSH, Syslog, SNMP, NTP, Solar winds, NetFlow, Wireshark, Castlerock and WhatsupGold.
  • Expert in configuration of Virtual Local Area Networks (VLANS) using Cisco routers and multi-layer Switches and supporting STP, RSTP, PVST, RPVST, MST along with trouble shooting of inter VLAN routing and VLAN trunking using 802.1q.
  • Implemented FortiManager and FortiAnalyser. Also done extensive troubleshooting on the compatibility issues with FortiOS.
  • Part of migrating the entire store Sophos UTM ACL's to Cisco FTD devices. Used FMC to manage Cisco NextG Firewalls.
  • Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering)
  • Configured and maintained IPSEC and SSL VPN's on Palo Alto Firewalls.
  • Managing F5 Web traffic load balancing functions, and manipulation procedures along with sizing and capacity planning based on a high availability
  • F5 Load balancing troubleshooting and incident resolution, including failover management, packet and log analysis, and escalation to additional resources as appropriate to ensure timely resolution
  • Dealt with Aruba wireless access points 200,300 series supporting 802.11 ac.
  • Setting Aruba Access to link distribution switch system and then to WLAN controller.
  • Strong experience in Networking, including hands-on experience in providing network support, installation and analysis for a broad range of LAN/WAN communication systems.
  • Worked with Cisco Catalyst 6500, 4500, 3750, and 3560, 2960 switches and Cisco 2800, 3600, 3800, 7200, 7600 Series Routers.
  • Deployed and configured Cisco ASR 1000, 7000, 9000 series routers.
  • 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.
  • Strong experience in Networking, including hands-on experience in providing network support, installation and analysis for a broad range of LAN/WAN communication systems.
  • Worked with Cisco Catalyst 6500, 4500, 3750, and 3560, 2960 switches and Cisco 2800, 3600, 3800, 7200, 7600 Series Routers.
  • Deployed and configured Cisco ASR 1000, 7000, 9000 series routers.
  • 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.
  • Configured, managed and troubleshooting of remote Cisco routers, switches and ARUBA access points
  • Installed and configured Meraki (MX80, MX60) Appliance via Meraki MX400 Cloud.
  • Installed and configured Cisco Meraki (MR66, MR74, and MR84) wireless Access points in the warehouses
  • Involved in the configuration & troubleshooting routing protocols like MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, and MPLS.
  • Experience with Installing and troubleshooting Data center migration with 24/7 support.
  • Expert in configuring Cisco Routers, Catalyst Switches, Nexus Switches.

Confidential, Princeton, NJ

Sr. Network Engineer

Responsibilities:

  • Deployed and maintained security/network devices and data centers for Service provider network.
  • Involved in the configuration & troubleshooting routing protocols like MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, and MPLS.
  • Experience with Installing and troubleshooting Data center migration with 24/7 support.
  • Expert in configuring Cisco Routers, Catalyst Switches, Nexus Switches.
  • Upgraded Cisco 6500, 3750, 2960s , Nexus 5000, Nexus 2000 and Nexus 7000 switch software.
  • Manage Daily: Multisite Windows, VMware, Azure, and SAN infrastructures including by not limited to Active Directory, Azure Active Directory, Office 365, DNS, DHCP, DFS, File Servers, Commvault, VMware Farm, and Zabbix Monitoring
  • Worked extensively with ASR 9K(9010 9922), Nexus 7000, 5000, 2000, Cisco 6500 series multilayer switches, Cisco 2960s series switches and Cisco 3560/3750s switches.
  • Creating object, groups, updating access-lists on Check Point Firewall, apply static, hide NAT using smart dashboard.
  • Monitor performance of network appliances and WAN utilizing using network analyzer like Wireshark.
  • Experience with the connectivity of Cisco Networking Equipment with F5 Load Balancer.
  • Implemented Zone-Based Firewalling and Security Rules on the Palo Alto Firewall.
  • Successfully manages all operations related to onboarding new SourceFire partners including, Go to Market plan development, training, certification, administration of co-marketing funds, meeting management and logistics.
  • Designed and Implemented MPLS VPN and BGP PE-CE Routing for a large government network.
  • Designed, upgraded and troubleshot datacenter and SMB switching infrastructures utilizing Cisco, Brocade and VMware NSX technologies.
  • Configuration and providing management support for Palo Alto and Checkpoint Firewalls (R75, R76 and R77).
  • Configuration, Troubleshooting, and Maintenance of Palo Alto Firewalls (36+ firewalls) - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.
  • Successfully configured and maintained Site to Site IPSEC and SSL VPN's on Palo Alto firewalls.
  • Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering).
  • Helped installed F5 VIPRION load balancers for one of our new data centers .
  • I am task to troubleshoot SourceFire 3D System software and networking problems.
  • Configured and troubleshoot Cisco IOS, IOS-XR, Nexus Devices and Cisco UCS servers for large environments.
  • Installed Cisco UCS blades, Rack mount servers, fabric interconnect and configured FI's, UCS hardware, UCS Manager, KVM console, CIMC and Migrated VM's hosts from HP hardware to UCS B & C Series.
  • Installed and configured the server farm using Cisco UCS (B & C series) Hardware.
  • Provide timely troubleshooting measures for all of our customers to ensure a satisfactory resolution is provided, including third parties. Configure, Support, update and install McAfee IPS and DLP systems, Firemon, Cisco ASA and Fortigate Firewalls.
  • Configured Cisco ISE for Wireless and Wired 802.1x Authentication on Cisco Wireless LAN Controllers, Catalyst Switches, and Cisco ASA Firewalls.
  • Monitor and troubleshoot BGP, EIGRP, TI circuits, and cellular backup circuits via ICMP and SNMP ticketing systems.
  • Working on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
  • Implementation of various protocols like RIP, OSPF, BGP and STP. deployed 18 Cisco SourceFire IPS devices to onshore & offshore locations around the world
  • Blacklisting and Whitelisting of web URL on Blue Coat Proxy servers.
  • Worked on design, configuring and managing of Blue Coat Proxy Servers.
  • Tshoot tickets issues such as Routing, Switching, Firewall plus ACE and F5 LB tickets.
  • Worked on multiple reports VLANs and canon printers.
  • Implementing the necessary changes such as adding, moving and changing as per the requirements of business lines in a data center environment
  • Configured the Cisco router as IP Firewall and for NATting.
  • Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links.
  • To troubleshoot complex networks layer 1, 2 and layer 3 (Ten Gigabit circuits, Routing with BGP, OSPF, RIP Routing protocols) technical issues.
  • 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 exercise and core network repairs

Environment: switches, Cisco routers 7200; Cisco Catalyst switches 6500, 4500, 2950; Cisco PIX Firewalls 535, 525 Routing Protocols OSPF, BGP; STP, VTP, VLAN; VPN, MPLS, HSRP, GLBP, Big-IP F5 Load Balancer, Cisco Works; MS Visio, Checkpoint, Cisco ASA and Palo Alto firewalls, Blue Coat Proxy

Confidential, Boston, MA

Sr. Network Engineer

Responsibilities:

  • Involved in configuring and implementing of composite Network models consists of Cisco 7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.
  • Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links.
  • To troubleshoot complex networks layer 1, 2 and layer 3 (Ten Gigabit circuits, Routing with BGP, OSPF, RIP Routing protocols) technical issues.
  • Experienced in providing a plan, designing and implementing the services for the enterprise class data center networks with leading technologies such as virtual port channel (VPC), virtual extensible LANs, Fabric path and Overlay Transport Virtualization (OTV) in NX-OS
  • Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering).
  • Configured SourceFire sensors for deployment in critical/high volume network segments
  • Strong networking capability and knowledge of different firewall platforms to help in random identification and isolation of issues during outages and incidents.
  • Participated in the installation, configuration, post installation daily operational tasks and configuration and deployment of Cisco Nexus equipment.
  • To troubleshoot complex networks layer 1, 2 (Frame Relay, ISDN, Point to Point, ATM) to layer 3 (Routing with MPLS, BGP, OSPF, EIGRP, and RIP Routing protocols) technical issues.
  • Worked on a project to update and manage configuration parameters for data center and servers using Python scripting.
  • Designed 10 gigabit networks using Cisco Nexus 7000 series switches, and Cisco 3800 series routers
  • Maintenance of citrix-Net scalar 9800 load balancer to monitor the traffic at the severs end. sed Enterasys Dragon, Snort/ SourceFire, ISS Site Protector and Symantec Manhunt to detect, assess and report network intrusions
  • Managed rules on Cisco checkpoint NGX firewall.
  • Managed VPN, IPSec, Endpoint-Security, status policy, Application control, IPS, Monitoring, Anti-Spam, Smart Provisioning, DLP using Checkpoint Firewalls
  • Worked with Juno OS and Juniper M&T series switches.
  • Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools
  • Successfully installed Palo Alto PA-3060 firewalls to protects Data Center and provided L3 support for routers/switches/firewalls
  • Worked with Cisco ACE GSS 4400 Series global site selector Appliances.
  • Configuring and enable Net flow on layer 3 ingress ports with defined active timers.
  • Good working knowledge of common end user operating systems and internal/external DMARC identification.
  • Experience with email security standard implementation policies such as SPF, DMIK and DMARC.
  • Configured OSPF redistribution and authentication with type 3 LSA filtering to prevent LSA flooding and also Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
  • Implemented traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
  • Worked on arista 7010-T and 7050-T 52 switches.
  • Worked with Host Master for shared web hosting.
  • Worked on Iron Port to secure the mail infrastructure.
  • Dealt with Aruba/cisco wireless access points 205 series supporting 802.11 ac.
  • Setting Aruba Access to link distribution switch system and then to WLAN controller.
  • Configured SMTP rules and policies to manage email routing through Iron Port C370.
  • Provide timely troubleshooting measures for all of our customers to ensure a satisfactory resolution is provided, including third parties. Configure, Support, update and install Checkpoint, Fortinet Firewalls, Firemon, Juniper NSM, McAfee IPS and DLP systems. Provide monitoring of all Checkpoint firewalls and there logs / traffic
  • Used Net Flow Data statistics from Net Flow engine and export it to a Net Flow Collector for storage.
  • Good knowledge on lexicon, regex, and content type filtering on Iron port
  • Monitor the RSSI of the Aruba/cisco Access points and manage the Wireless control system.
  • Supported a user base of more than 30000+ active accounts across multiple domains.
  • Administered Windows server 2003 active directory and like creation and deletion of user accounts, managing access controls and domain structure configurations.
  • Worked with Processes like RFI, RFE and RFP.
  • Deployed, configured and implemented cisco 6800 catalyst switch.
  • Dealt with monitoring and documenting the services in compliance to the SLA requirements as a noc team member.
  • Experience in working with Network automation tools and testing for network change and configuration management.
  • Worked with HP Network Automation software that automates the complete operational lifecycle of network devices from provisioning to policy-based change management, compliance, security administration and assist with the security Audits.
  • Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
  • Worked on Juniper SA 2500 to configure SSL VPN clients
  • Experience working with Exchange 2010 SP3 for planning and deployment.
  • Worked with Management tools like CSM and Cisco ACS.
  • Worked with Cisco IOS, NX-IOS, IOS-XR. event logs and supporting data sources. Utilized Bluecoat, SourceFire, Wireshark, McAfee HBSS, McAfee Nitro
  • Worked with MPLS to improve quality of service (QoS) by defining LSPs that can meet specific service level agreements (SLAs) on traffic latency, jitter, packet loss and downtime.
  • Worked on GaUI and CLI monitoring for UCS data management using xml API
  • Worked with Load balancing device like F5 Big-IP local traffic manager (LTM) 1600.
  • Hands on experience in F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
  • Configuring various advanced features (Profiles, monitors, iRules, Redundancy, SSL Termination, Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation, Persistence, Digital Certificates, executed various migration/upgrade projects across F5 and hands on with F5 BIGIP LTMs/EM.
  • Experienced in working with BIG-IP Edge Portal and BIG-IP Edge Client.
  • Work with Load Balancing team to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers
  • Worked with Windows Power shell and power shell plus.
  • Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption.
  • Implemented various OSPF scenarios on networks consisting of 7600 routers.
  • Configured policy based routing for BGP for complex network systems.
  • Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
  • Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local preference.
  • Worked with Nagios for monitoring of network services (SMTP, POP3, HTTP, NNTP, ICMP, SNMP, FTP, SSH).
  • Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA other security products.
  • Installation of vBlock products for the virtualization.
  • Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs in the network.
  • Provided full visibility and notification of authorized and unauthorized network access with integration of CISCO ASA/FWSM and NAC solution.
  • Installed, configured and set security policies on cisco and checkpoint firewalls, VPN.
  • Analyzed and tested network protocols (Ethernet, TCP/IP) using Wire shark tool.

Environment: Checkpoint-R65,R70,NGX,VPN,Solar Winds, IP, IPSEC, AAA-Radius, Tac-acs, ACS, SNMP, Infoblox, DNS, DHCP, OSPF Troubleshooting, Bigip F5-LTM-1600, 3600, GTM, Python scripting, Viprion, Active Directory, OSPF, EIGRP, Out-look servers,Nexus-7k,Cisco Routers-7600, 7200, 3800, Cisco Switches-2950, 3500, 5000, 6500,HSRP,GLBP,ACE-GSS-4400,VM-ware-ESXi-6,Vsphere,Vcenter,UCS

Confidential, West Des Moines, IA

Sr. Network Engineer

Responsibilities:

  • Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
  • Coordinated efforts with Engineer’s to ensure all network devices conformed to defined network standards.
  • Configured various Routing protocols such as RIP, OSPF, EIGRP, static routing.
  • Maintaining Core Switches, creating VLANs and configuring VTP.
  • Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
  • Major Deliverables included meeting yearly scheduling demand for advanced switching hardware/software (Universal Translations & Centrex) instruction, in addition to cross training in wireless technologies.
  • Troubleshooting of Cisco 2900, 3900, 6500, 7500, 7200 Series routers.
  • Configured static NAT, dynamic NAT, dynamic NAT overloading.
  • Palo Alto installation, configuration, administration, monitoring and implementing the policies
  • Palo Alto, 3060,5060, and 7050
  • Palo Alto user-identification implementation with KIWI servers user Palo Alto user-id agents
  • Palo Alto integration with VMware Virtual Desktop infrastructure
  • Palo Alto upgradation and degradation
  • Back up a Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.
  • In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.
  • Responsible for designing, implementing and troubleshooting temporary infrastructures for Live Webcasting Events
  • Involved in F5 BIG IP LTM administration, familiar with enterprise level traffic managers like 6800, 3600, 1600,3400 series
  • Analyzed Routing, trunk usage and network utilization to ensure quality of service
  • Involved in updating the VIP’s for pools and pool members, updating iRules for the URL created in the new DNS entry
  • Upgrade Cisco Routers and Switches IOS using TFTP
  • Installed and configured Cisco IP Phone 794x, 796x, 7937’s and IP Communicator
  • Creating dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA
  • Installation and management of overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers & Switches, firewalls, IPS and ensuring maximum uptime during site deployment to VoIP.
  • Configuring and adding, moving, removing of various IP phones like (7941, 7961, and 7971)
  • Knowledge on VOIP protocols like H.323, RTP, SIP and good understanding about VOIP devices.
  • Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems
  • Performing network monitoring, providing analysis using various tools like Wireshark, Solar winds etc.
  • Implementation and configuration of F5 Big-IP LTM-6400 load balancers
  • Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience
  • Worked on a project to update and manage configuration parameters for data center and servers using Python scripting.
  • Responsible for Cisco ASA firewall administration across our global networks

Environment: Cisco Catalyst 2960/3750/4500/6500 Series Switches, Linux, Cisco 2800/2900/3000 Series ISR's and Cisco 3640/12000 /7200/3845/3600/2800 routers, SQL, Cisco ASA 5500, Juniper Ex switches, Active Directory, Juniper ACX series routers, Windows Server 2003/2008, ACL, SIP, RIP, OSPF, Python scripting, MPLS, BGP, EIGRP, Wi-Fi, LAN, MacAfee, WAN, WAP, IDS, IPS, Aruba WLAN, VPN, HSRP.

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