Engineer Network

Sachin

acr8ov@r.postjobfree.com

Ph.: 732-***-****

SUMMARY OF SKILLS:

Cisco Certified Network Engineer with 7 years of experience in the industry, which includes expertise in the areas of Routing, Switching and Firewall.

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.

Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 3400, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.

Expert Level Knowledge about TCP/IP and OSI models. In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.

Involved in troubleshooting of DNS, DHCP and other IP conflict problems.

In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP 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 R 75 firewalls.

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.

Hands on experience working with Cisco Nexus 7K, 5K & 2K Switches.

Worked on NXOS, IOS, and IOS-XR BXB to N7K-NXOS (MPLS) system test.

Good knowledge of CISCO NEXUS data center infrastructure with 5000 and 7000 series switches includes (5548, 7010) including CISCO NEXUS Fabric Extender (223, 2248).

Experience in F5, Cisco ACE 4710 Load balancers.

Extensive understanding of the Application Security Module (ASM) technology

Experience in working with load balancer for converting CSS to ACE

Experience in F5, Cisco ACE 4710, F5 load balancers - LTM, GTM series like 6400, 6800, 5000, 2000 for the corporate applications and their availability.

Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 3400, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.

In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.

Experience in working with video from end-point in the network to the backend.

Experience in the setup of Access-Lists, and RIP, EIGRP, and tunnel installations

Strong 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.

Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.

Experience on Virtual Private Network (VPN) for operating Network and Data Center.

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 with Internet/Intranet Networking Protocols and Services

Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.

Excellent qualities such as Teamwork, Negotiation, Analysis and Communication.

Certification:

Cisco Certified Network Associate (CCNA)

Cisco Certified Network Professional (CCNP)

Education: Bachelor’s in JNTU University, Hyderabad, Telangana, India

PROFICIENCY AND TECHNICAL SKILLS:

Routers: Cisco 2600, 3600, 3800, 7200, 7600, ASR 9001

Switches: Cisco 2960, 3750, 4500, and 6500 and Nexus 2K/3K/5K/7K series

Routing Protocols: RIP V1/V2, EIGRP, OSPF, BGP, Summarization, Route Filtering, Redistribution

And static routing

Switching: VLANs, Dot1Q, VTP, STP, RSTP, PVST+, RPVST, VLAN Maps, Inter VLAN

Routing & Multi-Layer Switching, Ether channels (LACP, PAGP), VSS, VPC,

VDC, CEF, DCEF, Port Security

Gateway Redundancy: HSRP, VRRP, GLBP

Firewall: Cisco ASA, PIX Checkpoint GAIA Console R75.40 & R77.10R75/76 and

Juniper SSG series

Load Balancer: F5 LTM/GTM.

WAN Technologies: ATM, Frame relay, (E1/T1/E3/T3) lines, PPP, HDLC, DS3, OC192

System Administration: Windows 2000/XP/2003/Vista/Windows 7, Windows 2008 server, Linux.

Virtualization: VMware

PROFESSIONAL EXPERIENCE:

PepsiCo, Plano-TX June 2014 - Present

Designation: Network Engineer

Responsibilities:

Configured Routing protocols such as RIP, OSPF, EIGRP, static routing and policy based routing.

Team member of Configuration of Cisco 7206 router with VPN and Configuration of Catalyst switches.

Configuration 7500, 7200 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.

Create and test Cisco router and switching operations using OSPF routing protocol, ASA 5500 Firewalls, and MPLS switching for stable VPNs.

Troubleshooting the Network Routing protocols (BGP, EIGRP and RIP) during the Migrations and new client connections.

Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.

Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.

Configured and managed VLANs, 802.1Q Trunk, RPVST+, Inter-VLAN routing, HSRP and LAN security for Layer-2 and Layer-3 switching domains as per the organization's requirement plan.

Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.

Setup NFS and Samba File sharing on Linux and Windows servers.

Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.

Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.

Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.

Strong working knowledge of Nexus 5K/7K /2K.

Experience working with Nexus 7010, 5020, 2148, 2248 switches.

Implementation and configuration of F5 Big-IP LTM-6400 load balancers.

Installation and administration of Checkpoint R 75.40 Firewall.

Implemented firewall policy change on the Checkpoint clusters

Verified and Validated the Firewall policy on Checkpoint R75 clusters for unused rule and helped consolidating rule

Deploying Layer 2 security in Server Farms by configuring switch for 802.1x port based authentication.

Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).

Technical assistance for LAN/WAN management and complex customer issues.

Provided support for troubleshooting and resolving Customer and user reported issues.

Worked with Network Engineer’s in the installation and configuration of firewalls.

Involved setting up the TFTP server for backing up the IOS images and configuration files of Cisco Routers and Switches and troubleshooting the file servers.

Upgrades, installs, configuration and administration security and monitoring tools on Linux.

Excellent in patches and packages installation on Linux/Unix Environment.

Responsible for network evaluations, troubleshooting a variety of network problems, and implementing various software and hardware upgrades efficient performance.

Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls.

Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.

Provided redundancy to the network, implemented hot standby routing protocol (HSRP) and Load sharing for effective utilization of routers.

Configuring, implementing and troubleshooting VLAN’s, VTP, STP, Trunking, Ether channels.

Expertise in maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.

Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems

Implementing, configuring, and troubleshooting various routing protocols like RIP, EIGRP, OSPF, and BGP etc.

Performing network monitoring, providing analysis using various tools like Wireshark, Solarwinds etc.

Cisco ASA/Checkpoint 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.

Responsible for Cisco ASA 5500 firewall administration, Rule Analysis, Rule Modification.

Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.

Environment: Cisco 3500/3550/4500/6500 switches and Cisco 2500/2600/3000/6500/7500/7200 routers, Cisco ASA, Checkpoint, Cisco Nexus7K/5K/2K, LAN, OSPF, BGP, RIP, EIGRP.

Bloomberg, Albany – NY Feb 2013 – May 2014

Designation: Network Engineer

Responsibilities:

Involved in configuring and implementing of composite Network models consists of Cisco7600, 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.

Participated in the installation, configuration, and post installation daily operational tasks and configuration of the deployment of Cisco Nexus equipment.

Designed 10 gigabit networks using Cisco Nexus 7000 series switches, and Cisco 3800 series routers.

Managed rules on Cisco checkpoint NGX firewall.

Worked with Juno OS and Juniper M&T series switches.

Worked with Cisco ACE GSS 4400 Series global site selector Applicances.

Networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance.

Also worked with the Riverbeds Applicances.

Configured OSPF redistribution and authentication with type 3 LSA filtering to prevent LSA flooding.

Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.

Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).

Worked with Host Master for shared web hosting.

Experience in working with Network automation tools and testing for network change and configuration management.

Worked with basic SQL quires in working with Database team in solving some of their network connection issues.

Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.

Experience working with Exchange 2010 SP3 for planning and deployment.

Experience with Security- Firewalls, NAT / PAT, IPSEC, S2S.

Worked with Management tools like CSM and Cisco ACS.

Worked with Cisco IOS, NX-IOS, IOS-XR.

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 with Load balancing device like F5 Big-IP local traffic manager (LTM) 1600.

Experienced in working with BIG-IP Edge Portal and BIG-IP Edge Client.

Experience with ALG (RTP, RTSP and FTP, DNS, HTTP), DHCP.

Worked with Windows Power shell and power shell plus.

Worked with F5 load balancer and Cisco ACE 4710 Load balancers.

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.

Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s site.

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).

Worked on ASR 7000, 9000 series Cisco aggregation routers.

Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of 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 Wireshark tool.

Environment: Checkpoint, F5 BIG-IP, LTM, GTM, RIP, OSPF, EIGRP, RIP, BGP, LAN, WAN, MPLS, Nexus 2K,5K,7K, PIX 501, Cisco VPN

ECCO select, Kansas City – Missouri Nov 2011 – Jan 2013

Designation: Network Engineer

Responsibilities:

Responsible for implementing, supporting, and maintaining 24x7 network services.

Coordinated efforts with Engineer’s to ensure all network devices conformed to defined network standards.

Worked with MSC- Microsoft system center manager.

Configured various Routing protocols such as RIP, OSPF, EIGRP, static routing.

Provided configuration of STP and Port Security on Catalyst 6500 switches.

Configure the Cisco CRS-1 Routing System, back out of configuration changes, and restore older versions of a configuration.

Troubleshooting of Cisco 2800, 2900, 3900, 7200, 7600, ASR9k, CRS Series routers.

Configure the Cisco IOS XR security features in both owner SDR and non-owner SDRs.

Worked with Juniper Net Screen 500/5200 and also juniper SRX 650/3600.

Worked on Fiber channel over Ethernet (FCOE) for connecting 10gigabit Ethernet networks.

Maintaining Core Switches, creating VLANs and configuring VTP.

Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.

Experienced working with Tomcat and Apache servers in troubleshooting network issues for our internal server teams.

Worked with Enterprise Intrusion Detection / IPS (Snort, Source fire, Juniper IDP, IBM ISS).

Designed on–premise IVRs for integrating with the ACD and CRM systems to ensure maximum efficiency in call handling.

Performed redistribution with OSPF, EIGRP, RIP version 1 and 2 to enable communication with backbone.

Executed BPDU Guard, port-fast, uplink fast and other spanning tree features on various layer 2 and layer 3 switches.

Worked on video from end-point in the network.

Troubleshooting advanced Riverbed Issues and settings.

Configured and optimization settings of Riverbed.

Configured static NAT, dynamic NAT, dynamic NAT overloading.

In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.

Route configuration and point code checks for System Technician and Network Technician.

Worked with other team members in testing of the network architecture.

Participated in quality system implementation project.

Configure wireless routers on enterprise network.

Environment: Cisco 3550/4500/6500 switches and Cisco 2800/2900/3900/7200/7600 routers, Cisco ASA, Checkpoint, WAN, LAN, OSPF, BGP, RIP, EIGRP.

Trace Network Solution, Vijayawada - India March 2009 – Sep 2011

Designation: L1 Technical Support, Senior Associate

Responsibilities:

Manage installations, configuration and administration of Cisco equipment in IT architecture of organization.

Configure IT LAN/WAN elements and held responsibility of maintaining and monitoring performance of network.

Provide Tier1 technical support; assist users facing network problems and Perform advanced troubleshooting, diagnostics and provide tier/level-1 solutions to network failures.

Network Migration from RIP to OSPF and EIGRP.

Network infrastructure support to routing and switching equipment.

Redistribute routing protocols and Frame-Relay configuration.

Design the layout for cable installations.

Involved in design and deploying various network security & High availability products like Cisco ASA and other security products.

Support customer with the configuration and maintenance of ASA firewall systems.

Troubleshoot and resolved dynamic routing, Ethernet switching and host connectivity issues in a window and network environment.

Troubleshoot wiring problems and serial communication lines.

Develop, plan and maintain documentation necessary for operation in support of LAN to WAN connectivity.

Maintain excellent communication with the IT Manager on all tasks and projects.

Datatel Networks, Hyderabad- INDIA May 2008 – Feb 2009

Designation: Jr. Network Engineer

Responsibilities:

Migration of RIP V2 to OSPF, BGP routing protocols.

Configured EIGRP for Lab Environment.

Implemented ISL and 802.1Q for communicating through VTP.

Working with Client teams to find out requirements for their Network Requirements.

Designing solutions for frozen requirements using Cisco Routers and Switches.

Deploying the network infrastructure to meet the requirements.

Created VLAN and Inter-Vlan routing with Multilayer Switching.

Documenting and Log analyzing the Cisco ASA 5500 series firewall.

Monitor performance of network and servers to identify potential problems and bottleneck.

Performed administrative support for RIP, OSPF routing protocol.

Maintained redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.

Real time monitoring and network management using Cisco Works LMS.

Provided technical support on hardware and software related issues to remote production sites.

Contact this candidate