SUMMARY

• More TEMPthan 8 years of experience in Networking and Security, including hands - on experience in providing network support, installation and analysis for a broad range of LAN / WAN communication systems.
• Experience with designing, deploying and troubleshooting LAN, WAN, Frame-Relay, and Ether-channel.
• Experience in Configuring & implementing VLAN, VTP, LAN switching, STP and 802.x autantication in access layer switches.
• Switching tasks include VTP, ISL/802.1q, IPSec and GRE Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP.
• Switching related tasks included implementing VLANS, VTP, RSTP, STP and Port security.
• Performed EIGRP, OSPF & BGP routing protocol administration.
• Maintain and configure HSRP & VRRP for consistency on all VLAN's across a redundant Core.
• Maintain a thorough understanding of teh basics behind teh Internet and its workings (DNS, Security, IP Routing, HTTP, VPN, Email Routing etc.).
• Performed IOS upgrades on various models of IP Internetworking layer 2/3 switches
• Experience in configuration of Checkpoint 600, 1100, 4800, 12000 appliances and Checkpoint clusters.
• Efficient in preparing technical documentation using Microsoft office and Visio.
• Excellent working knowledge of TCP/IP protocol suite and OSI layers.
• Strong hands on experience in installing, configuring, and troubleshooting of Cisco Nexus 7k, 5k, 2k, Cisco 7600, 7200, 3800, 3850, 3900, 2800, 2900 series Routers, Cisco Catalyst 6500, 4500, 2960 switches, 3750, 3850 Stack Switches.
• Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.
• Experience in installing and configuring DNS, DHCP server
• Strong knowledge of Cisco and Juniper software (IOS/XR and JunOS) and hardware.
• Experience in Network Management Tools and sniffers like SNMP, HP-Open view, Wireshark and Cisco works to support 24 x 7 Network Operation Center

TECHNICAL SKILLS

Network Configuration and Troubleshooting Protocol: BGP, EIGRP, OSPF, Access Control Lists (ACL), Network Address Translation (NAT), Cisco Discovery Protocol (CDP), Port Address Translation (PAT)

Switching Technologies: VTP, Spanning Tree 802.1d, 802.1w, Rapid-PVST, VLAN, Inter VLAN, 802.1q Trunking, Port-Channel(PAGP/LACP) HSRP, VRRP, GLBP (Load Balancing)

Networking Tools: WatsUp Glod, Solar Winds Orion, HP open view, NMS, Manage engine firewall analyzer, Spice work etc.

Operating System: Windows2008/ 2003 Server Windows 8 / 7 / Vista / XP / 2000 / 9X, Microsoft Office 365 (Cloud), 2013, 2010, 2007, 2003

Network Products: Cisco Switches 1900, 2950, 2950, 2960G, Switches 550XL, 4500/6500 Nexus 7k/5k/2k Cisco Routers 800, 1600, 1700, 2500, 2800, 3600, 3800, 7600 Series

Firewalls: Cisco ASA (5585/5550/5520/5510/5505 ), Pix (535/525/515), Juniper (SRX 3600/650/210 , Net screen 500)

Servers: Domain Servers, DNS Servers, Proxy servers, Print Servers, Application Servers, FTP Servers

WAN Technologies: Frame Relay, ISDN, PPP, Leases Lines, Cable modem, DS1, DS3, T1, T3

F5 load balancers: F5 BigIP 1500, 3400, 6400 8900 LTM, GTM 5, and F5 3DNS Load balancer GTM

PROFESSIONAL EXPERIENCE

Confidential, Sunnyvale, CA

Sr Network Engineer

Responsibilities:

• Involved in teh configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4.
• Configured and involved in troubleshooting with L3 and L2 Ether channel
• Performed Cisco ISE deployments on mid to enterprise projects.
• Installed, configured, and maintained Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series), Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800), Juniper Routers.
• Possesses a thorough understanding of SIP and H.323 VoIP signaling protocols.
• Rebuilding data centers and redundant sites for failover, F5 load balancers
• Created, deployed and managed BigIP F5 load balancer nodes and pools
• Deployed teh Nexus 7000/5000/2000 architecture into production securing competitive advantage across multiple verticals.
• Configured with F5 Load balancers in Failover for Load balancing and SSL handling
• Involved in teh migration of F5 3DNS to Global traffic manager (GTM) for teh wide area based load balancing environment of teh datacenters
• Developed PowerShell scripts to automate various tasks in Exchange 2010 and 2013.
• Implemented PowerShell scripts that automated creation of contacts from Active Directory users and updating of address books -increasing productivity and efficiency.
• Extensive hands on support of F5 Products including AFM, ASM, LTM and APM.
• Modified BigIP F5 Load Balancer config for new servers, also configured firewalls.
• Worked with setting up MPLS Layer 3 VPN cloud in data center and also worked with BGP WAN towards customer
• Involved in SNMP Network management.
• Bridging/Switching & 802.x protocols knowledge, (MPLS, STP, RSTP,802.1x, 802.3)
• Deployment, implementation, and troubleshooting of teh Avaya Aura Communication Manager solution.
• Implemented Zone Based Firewalling and Security Rules on teh Palo Alto Firewall.
• Involved in design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Worked in Switching technologies like VLAN, Inter-VLAN Routing, Ether-channel, VTP, MLS, HSRP, VRRP.
• Aruba S-3500 mobility access switch/ Azalea MSR wireless mesh routers (1200/2000/4000 )
• Managed corporate Checkpoint Firewall implementing security rules and mitigating network attacks.
• Involved in writing test plans for different 802.3 & 802.11 protocols.
• Deployed Site to Site and Client to Site VPNs utilizing Checkpoint Firewall-1/VPN-1

Confidential, Wilmington, DE

Sr. Network Engineer

Responsibilities:

• Installed, configured and maintained of Cisco 7206/3660/3640/2600/2500 series routers.
• Configured Cisco 6500, 4500 & 3750 Catalyst Switches for network access. Worked extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series.
• Worked on F5 BIG-IP LTM 8900, configured profiles, provided and ensured high availability
• Configuration of security policies inNet screen and Checkpoint.
• Solid understanding and experienced in VoIP systems and related protocols including H.323, SIP
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches
• Developed PowerShell scripts to automate various tasks in Exchange 2010.
• Involved with companies to implement Python programming and train on-site Python Programmers
• Capture teh packets in SSL Session send between Server and Host on Wireshark while purchasing an item.
• Manage user autantication, authorization and posture assessment utilizing Cisco Identity Services Engine (ISE)
• Primarily worked on teh Border Gateway Protocol (BGP) and L3VPN technologies for both core and edge routers like teh Carrier Routing System (CRS-1), C12K and ASR9000 routers running IOS-XR which is one of teh most complex scalable distributed operating system
• Performed technical support for Windows 7/8/10 operating systems on various workstations
• Involved in designing, implementing and supporting Cisco VOIP technologies.
• Involved in Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
• Provide on-site repair, maintenance, and upgrade services for HP press
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Effectively evolved with teh quickly advancing Azure platform and its capabilities.

Confidential, Morristown, NJ

Network Administrator

Responsibilities:

• Maintained, configured, and sustained teh Cisco VoIP network
• Provided Tier III troubleshooting support, in ACD, Call Recording, CTI, SIP Trunk. Complete familiarity with Avaya CM platform products.
• Configured Client VPN technologies including Cisco’s VPN client via IPSEC.
• Involved in updating teh F5 wide ip configurations, persistence profiles, updating teh SSL certificates across teh F5 devices for teh resource updates.
• Review network change settings to make sure access interface settings and appropriate uplink to halp QoS and VoIP
• Created, deployed and managed BigIP F5 load balancer nodes and pools
• Configuration and troubleshooting L3 switches with VLAN, STP, SPAN, ETHERCHANNEL, HSRP, VRRP and GLBP
• Reproduced customer issues with Azure test environment to verify teh integrity of solutions prior to deployment.
• Assisted in troubleshooting complex layer 1, 2 and 3 connectivity using WireShark protocol analyzer and recommended solution for better performance.
• Responsibilities as a NOC technician include develop, implement and maintain teh solutions that support and halp teh company’s wireline and wireless networks.
• Installed and configured Cisco Catalyst 3550, 3750, 4500, and 6509 switches.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Implemented Site-to-Site VPNs over teh Internet utilizing 3DES, AES/AES-256 with ASA Firewall 5505.
• Experience in working with Nexus 7010, 5548, 5020, 2148, 2248 devices.
• Involved in importing teh ASA rules to Palo Alto Networks Firewall rules
• Responsible for Checkpoint firewall management and operations across our global networks.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).

Confidential

Network Administrator

Responsibilities:

• Configuring and troubleshooting multi-customer ISP network environment.
• Involved in network monitoring, alarm notification and acknowledgement.
• Troubleshooting complex networks layer 1, 2(frame relay, ATM, Point to Point, ISDN) to layer 3 (routing with MPLS, BGP, EIGRP, OSPF and RIP protocols) technical issues.
• Providing support to networks containing more TEMPthan 2000 Cisco devices.
• Commissioning and Decommissioning of teh MPLS circuits for various field offices.
• Preparing feasibility report for various upgrades and installations.
• Deployed Cisco ACS using TACACS+ for Autantication, Authorization and Accounting of access to network devices
• Installed and configured Solarwinds server.
• Configuring IPsec VPN Site-site, GRE Tunneling and SDM along with troubleshooting.
• Optimized OSPF and EIGRP network reducing network multicast traffic
• Greatly enhanced network manageability using SNMP, NTP, SSH and Solar Winds

Confidential

Network Engineer

Responsibilities:

• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of teh WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Project managing complex network implementations, including Cisco PIX firewall and Cisco Intrusion Detection System installation, Cisco VPN and Layer 3 implementations.
• Involved in migration of ACE 10 and ACE 20 to ACE 30 module.
• Implementing NAT solution's on Cisco IOS routers.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Providing Technical Support and solutions forNetwork Problems.