SUMMARY

• Around eight years of experience in Network engineering with a strong knowledge in Cisco Routing, Switching and Security with Cisco hardware/software experience.
• Performed many Network designs, Network analysis, Implementing, capacity planning with a focus on performance tuning and support of large Networks.
• Hands - on experience in providing network support, installation and analysis for a broad range of LAN / WAN/MAN communication systems, implementing IP addressing schemes, Routing, Switching and Firewall Security. Administering of windows servers, Linux, Unix on various environments.
• Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter VLAN routing, LAN security etc.
• Practical Experience in working with 2600, 2900, 3600, 3800,3900, 7200, 7600 series Cisco Routers.
• Skilled in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, 6500, 6509 series and Nexus 2248, 5505, 5548 and 7009 switches.
• Extensively worked on Cisco catalyst 6509 and implemented VSS along with VDC and VPC on Nexus 5505, 7009 switches.
• Configure VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
• Proficient with different Network Management Tools and Sniffers like Wireshark (ethereal), HP-Open view and RSA envision.
• Experience in Networking Switches, Routers, QOS, BGP, OSPF, ATM, PPP, Ethernet, Wi-Fi and Multicasting.
• Knowledge of executing and troubleshooting complicated layer 2 technologies like VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Designed and deployed necessary controls to insure the network meets service levels. Implementing security policies using Cryptography, ACL, SDM, PIX Firewall, IPsec, VPN, and AAA Security on different series of routers.
• Basic and advance F5 load balancer configurations, including migrating configurations from Cisco ACE to F5 and general troubleshooting of the F5 load balancers.
• Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 series switches and 2600, 3600, 3800 series routers.
• In depth knowledge of LAN/ WAN communications, network hardware such as CISCO Routers, Ethernet Switches, bridges, Gateways & Firewalls, HTTP troubleshooting.
• Highly skilled in customer management/resolution, problem solving, debugging skills and efficient in learning quickly and implement and delivering solutions as an individual and as part of a team.
• Dealt with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.
• Hands on experience in Network troubleshooting, Organization, Network planning, Maintenance, Monitoring protocols and software.
• Proficiently implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps and route manipulation using Offset-list.
• Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.

TECHNICAL SKILLS

Systems: Windows (XP, Vista, 7, 8, 8.1, 10), Mac OS, Linux (Ubuntu), Unix.

Hardware: Cisco routers (2600, 2900, 3600, 3800, 3900, 7200, 7600 series) & Cisco Catalyst switches (2900, 2960, 3560, 3750, 4500, 4900, 6500 series), Nexus 2248, 5548 and 7009 switches.

Software: Wireshark (ethereal), HP-Open view, and RSA envision.

Networking Technologies: Access-lists, Routing, Switching, Subnetting, Designing, CSU/DSU, TCP/IP, LAN/WAN, IPsec, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi, VLAN.

Networking Protocols: RIP, OSPF, EIGRP, BGP, STP, RSTP, VLANs, VTP, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA.

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, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET.

Security: IPSEC, SDM, AAA, ACL, VACL, NAT/PAT.

PROFESSIONAL EXPERIENCE

Confidential, Thousand Oaks, CA

Sr. Network Engineer

Responsibilities:

• Installing, configuring, maintaining, monitoring and supporting networking hardware mainly related to firewalls, routers, switches, load balancers, VPN and enterprise wireless networks.
• Dealing with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.
• Configuring, patching, upgrades, maintenance, and troubleshooting of hardware, network operating systems, security, WAN and VPN architectures.
• Actively participated in upgrading fast Ethernet, Layer 3 switched/routed LAN infrastructure from Cisco 3640 to Cisco 2811 ISR routers and switches at access level to 2950, 3550.
• Consulted the Ingram associates and vendors to evaluate business opportunities related to our technology infrastructure.
• Providing Level 3 support to customers, resolving issues by attending to conference calls.
• Providing Level 3 Engineering and Support to other internal network engineers and contractors.
• Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.
• Assisted in the creation of highly available solutions to solve business challenges using multiple technologies like dynamic routing, load balancing, link aggregation, server load balancing, IP SLA, clustering.
• Created and maintained documentation on network topology and installation/configuration procedures.
• Installed and tested Cisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs.
• Configure VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
• Core member in the configuration of Cisco 7206 Router with VPN and configured many catalyst switches like 2900, 3500, 4500 series.
• Optimized performance of the WAN network consisting of Cisco 2960, 3560, 3850, 4500-X, 4509, 6500 switches by configuring VLANs.
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 series switches and 2600, 2900, 3600 series routers.
• Configure VDCs and implement Layer2 topologies using Fabric path, vPC+, L2-L3, VRFs, HA, Port Channel and OTV functionality.
• Configured Nexus 7009 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer link.
• Experience with F5 load balancers and Cisco load balancers (CSM, ACE and GSS).
• Configuration and troubleshooting of Cisco Nexus switches 2248, 5548 and 7009 Series.
• Maintained redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.
• Troubleshooting the Network Routing protocols (BGP, EIGRP and OSPF) during the Migrations and new client connections and troubleshooting HTTP and browser issues.
• Documenting, maintaining, and improving support processes and best practices.
• Helped in mentoring and supporting the Service Desk staff.

Environment: Cisco 2950, 2960, 3550, 3560, 3640, 3850, 4500-X, 4509, 6500 Switches, Cisco 2600,2900,3600,7206 Series Routers, Nexus 2248,5548,7009, VRGP, VLAN, GLBP, BGP, EIGRP, F5.

Confidential, Murray, KY

Network Engineer

Responsibilities:

• Established a networking environment by designing system configuration, directing system installation, defining, documenting, and enforcing system standards.
• Installing, configuring Cisco Catalyst switches 2960, 3560, 6500, 6509 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.
• Performed IOS upgrades on Cisco routers 2900, 3600 series & Cisco Catalyst switches 3560, 3750 and 4500 series.
• Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.
• Project management and Quality Analysis for system deployments (LAN, WAN, IPS, routers, switches, security, and firewalls).
• Enforced system security policies in compliance with SOC/SSAE-16 guidelines, government regulations, and consumer privacy standards.
• Configured various Router interfaces like ATM interface, T3 & Channelized T1 interfaces.
• Configuring and troubleshooting CISCO catalyst 4900, 6509 with Supervisor cards.
• Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter VLAN routing, LAN security etc.
• 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.
• Maximized the network performance by monitoring performance, troubleshooting network problems and outages, scheduling upgrades and collaborating with network architects on network optimization.
• Developed scripts and other monitoring improvements as required or directed.
• Developed and delivered effective reports, metrics for existing and proposed network operations and services. Delivered the business intelligence data to the leadership team.
• Secured the system by implemented various Switch Port Security features as per the company’s policy.
• Provided Tier 2/Tier 3 technical support to all clients.
• Remote support of on-site engineers and end users/customers during installation.
• Remote troubleshooting and fault finding if issues occur upon initial installation.
• Advised Account Management of client support or reoccurring technical issues.

Environment: Cisco Catalyst switches 2960, 3560, 6500, 6509 series, Cisco routers 2900, 3600 series, VLANS’s, Port security, Trunking, STP, Inter VLAN routing, LAN security.

Confidential, Arlington, VA

Network Engineer

Responsibilities:

• Designing and implementing the engineering network to assist with needs of network security and compliance testing.
• Identifying, analyzing and fixing network related issues across the organization.
• Developed and documented engineering feature test plan for endpoint networking features such as 802.1x, LLDP, VLAN, Proxy, etc.
• Develop and document engineering network interop test plan for Microsoft and Cisco environments.
• Assisted in deploying network services by designing, defining & documenting system installations & configurations.
• Configuration and testing of various networking equipment for production rollout.
• Performed network maintenance & system upgrades to improve network performance.
• Participated in troubleshooting network problems & outages and provide Level 2/3 troubleshooting support.
• Actively work with NOC in performing network monitoring and create solutions that allow proactive network monitoring.
• Capacity planning and resource management; data trending, statistical analysis, data archiving/purge management. Includes performance tuning to proactively improving uptime.
• Provided on-call support for installation and troubleshooting of the configuration issues.
• Configured STP for loop prevention and VTP for Inter-VLAN Routing.
• Performed troubleshooting of connectivity problems using PING, and Trace route.
• Collaborated with various vendors on hardware & software roadmaps, s and problem resolutions.
• Maintained fault-tolerant, high-availability, and Disaster Recovery solutions for 24x7 system uptime. Managed backup / recovery strategy to ensure the system recoverability.
• Creating change tickets according to the scheduled network changes and implementing the changes.
• Working closely with the product management, solutions architects, development teams and contribute to product feature requirement definitions and reviews.
• Designed and developed the automation for service delivery, dashboards for cross functional and management review.
• Experience with monitoring, network diagnostic and network analytics tools.
• Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.

Environment: Cisco Switches and Routers, TCP/IP, VLAN, VTP

Confidential

Network & Operations

Responsibilities:

• Administering end-user workstations supporting end-user activities utilizing TCP/IP on a primarily Microsoft Windows-based local area network (LAN).
• Assisted with troubleshooting all network issues with routers and switches when necessary and consulted with on call tech as needed for client.
• Developing and maintaining a computer system that meets management's information needs.
• Carry out the first level of troubleshooting on Networks and Applications.
• Work in a 24 X 7 Environment Network Operations Center.
• Configures, tests, and maintains LAN/WAN equipment and related services
• Extend technical support the Clients over email and phone.
• Responsible for the uptime of the various projects being managed / monitored.
• Ensure that the tickets raised per shift are closed as per SLA and if not escalate as per the escalation Matrix defined.
• Understand and troubleshoot any issue related to network faced by end users.
• Shift report generation on daily issues handled / escalated in the form of Daily reports.
• Worked on the change request and new Installation.
• Following up with Vendors hardware & software whenever required & resolved issues by minimizing downtimes.
• Troubleshoot a wide range of technical support issues and connectivity problems such as authentication, connection speed, e-mail configuration, and loss of synchronization.
• Coordination with ISPs and various hardware vendors.
• ISP, Vendor Coordination/ Following up with Vendors for Call Resolution.
• Maintaining Inventory for N/W Devices.
• Identifies diagnoses & resolves N/W problems.
• Maintaining Daily Checklist, Prepare daily/Monthly reports.

Environment: Cisco Switches and Routers, TCP/IP, LAN, WAN