EXPERIENCE SUMMARY

• Cisco certified network engineer with 7 plus years of experience in Network engineering, performing analysis, design, implementing, troubleshooting with focus on performance tuning and support of large Enterprise Networks
• Experience in service validation, gateway support and troubleshooting network & Security infrastructure on routers, switches & firewalls
• Good working knowledge with Cisco Routers, Cisco Switches, Nexus 7K, 5K and 2K series, Load Balancers and Firewalls
• Expertise in Configuration of Virtual Local Area Networks using Cisco routers and multi - layer Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter-VLAN routing and VLAN trunking using 802.1Q
• Extensive experience with routing protocols BGP, OSPF, EIGRP, RIP
• Responsible for validating ASR5500 SAE Gateway functional testing on IPME & VoLTE
• Analyze network & system responses and determining tuning recommendations to improve performance
• Experience in working with F5 Load Balancers for LTM and GTM type load balancing between multiple centers
• In depth understanding of IPV4 and implementation of Sub netting
• Experience in implementation, configuration & troubleshooting of Access Control Lists (ACL), NAT and Cisco IOS
• Have knowledge on various advanced technologies like VOIP, QOS, IPv4, Multicasting, and MPLS
• Extensively worked on Cisco catalyst router 6509 and implemented VSS along with VDC and VPC on Nexus 5505, 7009 switches
• Strong hands on experience on PIX, Firewalls, ASA 5500 series firewalls. Implemented Security Policies using ACL, IPSEC, SSL, VPN, IPS/IDS, AAA (TACACS+ & RADIUS)
• Setup of site-site (IPSEC VPN) and remote VPN connections to communicate between branches
• Implementation of data center migration from 6500 based data center to Nexus based data center with 7k-5k-2k dual home design with multiple VDC’s, VPC, OTV and FEX
• Familiarity of British Telecom (LOB -BT Open reach - Plan and Build Process) in BT L2C for GIS based application
• Good understanding of the OSI Reference Model and the TCP/IP Model
• Troubleshoot network issues using monitoring tools like Cisco Prime Infrastructure, Wireshark, Solar winds, Cisco NCS, and Firemon
• Expertise in creating test Plan, test estimation, test execution and reporting
• Understanding of 3GPP/3GPP2 standards and test requirements for LTE wireless technologies
• Expertise in use of Microsoft VISIO/Office as technical documentation and presentation tools

TECHNICAL SKILLS

LAN technologies: Ethernet/ Fast Ethernet/ Gigabit Ethernet networks, VLAN, 802.1W, RSTP

WAN technologies: Frame Relay, ISDN, PPP, MPLS, T1/T3 and E1/E3

Cisco: Cisco routers (2901, 1900, 1800, 2500, 2600,7600) Cisco Switches (2900, 2950, 3500, 3550, and 1900) Cisco ASR 5500

Protocols/ Services: TCP/IP, UDP, GBLP, VRRP, HSRP, QoS, CDP, DNS, ICMP, ARP

Routing Protocols: EIGRP, OSPF, BGP, RIP v1/v2

Load Balancers: F5 Networks (Big-IP), Cisco ASE

OS Products/ Services: DHCP, TFTP, FTP, SMTP, UNIX, LINUX, Sun Solaris 9/10, Mac, Microsoft SQL server 2005, windows server 2000, 2003, 2008, Windows 7/NT/XP/Vista, VMware

Network Management: Solar Winds, Snooper, IWOS, Wireshark, HP Quality Center 10.0, Balance Manager

Languages: C, C++, Java, Python

Documentation: MS-Office (PowerPoint, Excel, Word), MS-Visio, SharePoint, Google Docs

PROFESSIONAL EXPERIENCE

Confidential, Columbus

Network Test Engineer

Responsibilities:

• Plan, design and implement network systems, including configurations and troubleshooting network problems
• Configured RIP, PPP, BGP and OSPF routing, and involving in the configuration & troubleshooting of routing protocols: BGP, OSPF, EIGRP, RIP, BGP v4
• IP address management, Sub netting, VLSM, TCP/IP, NAT, DHCP, DNS, racking, stacking and data center concepts
• Configuration of Cisco switches (2950, 3700, 6500), and routers (2600, 2800, 3600, 3800) for LAN and WAN connectivity
• Managing F5 LTM (Local Traffic Manager) partition for production and other development environments
• Implemented and troubleshooted the MPLS network and also implemented site to site VPN
• Ability to plan independently and execute network testing with quality (White box, Black box, Scalability, performance and system testing)
• Strong knowledge on networking concepts like TCP/IP, Routing and Switching
• Experience with implementing and maintaining network monitoring systems and experience with developing complex network design documentation and presentations using VISIO
• Hands on experience on upgradation of Cisco IOS and Firmware of different Cisco devices & modules
• Extensive knowledge in implementing and configuring F5 Big-IP Local Traffic Manager 3900, and 6900 Load balancers
• Performed troubleshooting on slow network connectivity issues, routing issues involving EIGRP, BGP and identifying the root cause of the issues
• Configuring, monitoring and troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning and configuring VLANs/routing/NATing with the firewalls as per the design
• Work experience on Bluecoat Proxy SG for Content filtering and URL filtering
• Has good experience working with the Trouble Tickets on F5 Load balancers
• Used multiple network monitoring tool Solar Winds, Cisco Prime for supporting the existing core network environment and Network edge devices
• Gained technical expertise in Ethernet Technology performingnetworktroubleshooting, design/solutions to meet goals and key requirements

Confidential, Redmond, WA

Network Engineer

Responsibilities:

• Designed network connectivity and network security, between various offices and data center
• Responsible for the installation, configuration, maintenance and troubleshooting of the company network
• Monitoring network performance using various network tools to ensure the availability, integrity and confidentiality of application and equipment; monitoring links using solar winds
• Configured BGP, RIP, OSPF routing and IP access filter policies
• Troubleshooting of complex LAN/WAN infrastructure and routing protocols EIGRP, OSPF & BGP
• Responsible for all aspects of TCP/IP functionality across multiple enterprise environments
• Designing and implementing QoS policy for different clients and applications, VOIP and assigning different bandwidth’s according to need
• Configured wireless access points (WAP) for the organization network for continuous network mobility
• Providing technical security proposals, security presentation, installing and configuring ASA, Checkpoint, and Palo Alto firewalls, VPN networks and redesigning customer security architectures
• Designed and implemented an IP addressing scheme with subnets for different departments
• Knowledge on Cisco routers, Cisco L2/L3 switches, QOS, PBR, WCCP, VPN, NAT, VoIP, IPsec, Multicast, DNS services, MPLS networks, Cisco firewalls, network protocols (Ethernet, TCP/IP, SNMP, VLAN Trunking), and routing protocols (BGP, EIGRP, GRE)
• Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 3900
• Performing network monitoring, providing analysis using various tools like Wire Shark, Solar winds etc
• Worked on change management documentation of Network infrastructure design using Microsoft Visio

Confidential, Atlanta

Network Test Engineer

Responsibilities:

• Gathered business and system requirements and designed test cases
• Track work orders in IWOS and verify call flow diagrams
• Managed production environment zone test sessions and guided field testers as per test plan
• Managed SIM assignment and provisioning for production environment zones
• Verified the timestamp in the CDR logs by coordinating with the mediation team
• Update the validation report on the IWOS & HPQC
• Coordinating with multiple vendors for TAC cases
• Scheduling the maintenance window for production environment for LTE, 3G, and 2G services
• Daily/Weekly Configuration backup and device Configuration changes as per the request
• Reproducing the Bugs in the pre-production environment for RCA to get the bugs fixed by the vendor
• Collaborated with the onsite team to resolve issues found posttest execution
• Maintained bug status reports and drove to resolution including verification of fixes
• Execute the Commands & extract the logs from Cisco ASR 5500
• Troubleshoot the Issues during service validation and verifying the gateway logs
• Highlight configuration errors/changes to the deployment team
• Responsible for hardware/software changes, configurations and upgrades when needed.

Confidential, Redmond

Network Test Engineer

Responsibilities:

• Secure, Test, Monitor and Improve Network Security with Net Screen 208 Firewalls
• Configuring, Implementing and Managing F5 LTM (Local Traffic Manager) 1500 series and F5 GTM (Global Traffic Manager) 1500 series Load Balancer Devices
• Configuring, Implementing and Managing Cisco 2950 Switches and Cisco 3550 switches.
• Secure, Test, Monitor and Improve Network Security with Top Layer IPS Devices 5500-100
• Design, Test, Build and Implement DNS, DFS, WSUS, IIS, and SMTP services on Windows 2003 operating systems
• Design, Test, Build and Implement Active Directory Services on Windows 2003 Operating systems
• Design, Test, Build and Implement Indicative v8.0 Monitoring tool with DMS (Diagnostic Measurement Server) to monitor all the network devices, Application and servers in production sites
• Design, Test, Build and Implement WSUS (Windows Server Update Services) v3.0 on Windows 2003 operating systems
• Configuring, Implementing and Managing Tripwire Enterprise v6 software to monitor all the network devices configuration and version history
• Discovering and monitoring devices on the network, adding removing users, configuring alerts for network Devices, Servers and applications

Confidential

Network Test Engineer

Responsibilities:

• Reviewed Business requirements, IT Design documents and prepared Test Plans for all assigned project releases
• Involved in both Fiber to the Cabinet (FTTC) & Fiber to the Premise (FTTP) areas with functionalities related to manage physical inventory (MPI)
• Test case design & execution in an end-to-end perspective, Regression Testing and Ad-Hoc Testing
• Defect Reporting with relevant Business Complexity and Fixing Priority
• Involved on testing the new functionalities based on test cases and coordinated with development team in fixing the issues
• Ensured that all the test cases are updated in the Quality Center along with Master test plan
• Involved in Release support - Release to QA, involved in environment setup, testing the release process
• Follow Tech Mahindra QMG processes and British Telecom Quality gate processes during testing life cycle and provide testing artifacts like Test Log, Test report, story specific list of open and closed issues for every user story
• Provide knowledge to CIT & IVVT Teams regarding new user stories and timely advise them with their queries of test cases execution and obtain signoff

Confidential

Windows Specialist

Responsibilities:

• The Project Objective is to evaluate Cadbury Schweppes Americas current IT environment and outline a strategy to consolidate Data centers, servers and storage infrastructure where possible for increased efficiencies, increased levels of services and reduced total cost of ownership (TCO)
• Responsible for creating the assessment tool to capture the information in the form of tool/templates and mapped into database, we captured the preliminary data of all CS-Americas locations using the current Cadbury Schweppes documentation and transformed to the assessment tool/Templates
• Responsible for Gathering information from all the Zones, Cadbury Schweppes is distributed in 178 locations in US & Canada, Mecca, Brandina and Southern Cone
• Responsible for data collection, validation and proposing recommendations to the Cadbury Schweppes Americas IT environment for consolidation opportunities, optimize utilization, process improvements, vendor contracts profiling, licenses management and cost reduction opportunities, storage utilization and their layout optimization opportunities
• Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, Frame relay, NAT, DHCP, TCP/IP)
• Configured Routing protocols such as OSPF, BGP, RIP, static routing and policy based routing
• Performed network QA test, executed system analysis and troubleshooting in order to resolve problems on servers, workstations and other network devices
• Planned and executed 802.11 Wireless LAN adapter testing to model potential customer setups and deploy wireless solutions
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches
• Provided escalated IT support including hardware troubleshooting, backup and recovery, email communication and application support
• Monitored the network performance regularly to improve performance and functionality