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Network Engineer Management

Location:
Hyderabad, Telangana, India
Posted:
October 28, 2016

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Resume:

Nagarjuna

Network Engineer

732-***-****

acw97g@r.postjobfree.com

PROFESSIONAL SUMMARY:

•Network Engineer with 8 years of experience in testing, troubleshooting, implementing, optimizing and maintaining enterprise data network and service provider systems.

•Implementation, Configuration and Support of Checkpoint (NGX R76, R77 and R77.10), Juniper Firewalls (SRX5400, SRX5600, SRX5800 and SRX1400), Cisco Firewalls (ASA 5505, 5506-X, 5585), Palo Alto Networks Firewall models (PA-2k, PA-3k, and PA-5 k).

•Experience in configuring and Troubleshooting BIG-IP F5 load balancer LTM.

•Creating Virtual Servers, Nodes, Pools and iRules on BIG-IP F5 in LTM module.

•Provide scalable, supportable military grade TCP/IP security solutions along with expert TCP/IP network designs that enable business functionality.

•Administration, Engineering and Support for various technologies including proficiency in LAN/WAN, routing, switching, security, application load balancing and wireless.

•Worked on Juniper Net Screen Firewalls like, NS50, SSG550M, SSG520M, ISG 1000, ISG 200 and Cisco PIX 535, 520, 515, ASA -5500 and 5505.

•Responsible for Check Point and Cisco firewall administration across global networks.

•Worked on Cisco Catalyst Switches 6500/4500/3500 series.

•Policy development and planning / programming on IT Security, Network Support and Administration.

•Experience with Firewall migrations from PIX firewall to Cisco ASA and Juniper SRX firewall appliances.

•Experience with Bluecoat Proxy servers, LAN & WAN management.

•Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.

•Experience with Checkpoint VSX, including virtual systems, routers and switches.

•Experience in Network LAN/WAN deployment

•Experience with DNS/DFS/DHCP/WINS Standardizations and Implementations.

•Firewall technologies including general configuration, risk analysis, security policy, rules creation and modification of Check Point Gaia R76, R77, R77.1, R77.2 & VSX R77 and PAN-OS 6.

•Experienced in handling and installing Palo Alto Firewalls.

•Extensive understanding of networking concepts, (IE. Configuration of networks, router configuration and wireless security, TCP/IP, VPN, Content Filtering, VLANs and routing in LAN/WAN, Ethernet Port, Patch Panel and wireless networks.)

•Configuration of Network and Security devices such as Cisco routers and switches (Cisco 7600/3500/Nexus 7K/5K), Firewall (Checkpoint R77/Gaia and Cisco FWSM), Load Balancers and DNS and IP Manager (Infoblox)

•Black listing and White listing of web URL on Blue Coat Proxy Servers.

•Administration of production Windows Servers infrastructure that includes Domain Controllers, IIS Web Servers, SharePoint, File and Print and FTP/SFTP servers.

•Extensive experience in Windows 2008 R2/2008/2003 Wintel Servers at single or multi domain platforms.

•Proficient in installing and configuring Windows Server 2003, 2008, 2012 and Windows XP, 7, 8 & 10 Professional Client Operating Systems.

•IDS and IPS event management using CSM including signature updates for SSM Modules, IDSM.

•Provides management level reporting of firewall and Intrusion Protection System (IPS) activity on a periodic basis.

•24 x 7 on call support.

PROFESSIONAL SKILLS:

Cisco router platforms

2500, 2600, 2800, 3600, 3700, 3800, 7200, 7609.

Cisco Switch platforms

2900XL, 2950, 2960, 3560, 3750, 4500, and 6500.

Firewalls & Load Balancers

C Cisco ASA 5585, 5550, 5540, Juniper SRX5400, 5600, 5800, Juniper Net screen 6500, 6000, 5400. Juniper SSG Firewalls, Checkpoint Gaia R76, R77, R77.10 &R77.20 Palo Alto PA-3060/2050, F-5 BIG-IP LTM (3900 and 8900), Blue Coat SG8100, AV 510, Av810.

Routers

Cisco routers (1900, 2600, 2800, 2900, 3800, 3900, 7200, 7600), Cisco L2 & L3, Juniper routers (M7i, M10i, M320)

Switches

Cisco switches(3560, 3750, 4500, 4900 & 6500), Nexus(2248, 5548 &7010), Cisco ACI

Routing

RIP, EIGRP,OSPF & BGP, Route Filtering, Redistribution, Summarization, Static routing

WAN Technologies

FRAME RELAY, ISDN T1/E1, PPP, ATM, MPLS, leased lines, DSL modems.

LAN Technologies

Ethernet, Fast Ethernet, Gigabit Ethernet, NAT/PAT, FDDI. Cisco

Secure Access Control Server

(ACS) for TACACS+/Radius.

VOIP Devices

Cisco IP phones, Avaya.

Routing Protocols

RIP, OSPF, EIGRP, and BGP.

Switching Protocols

VTP, STP, RSTP, MSTP, VLANS, PAgP and LACP.

Network management

SNMP, CiscoWorks LMS, HP Openview, Solar winds, Ethereal.

Layer 3 Switching

CEF, Multi-Layer Switching, Ether Channel.

Carrier Technologies

MPLS, MPLS-VPN.

Redundancy protocols

HSRP, VRRP, GLBP.

Security Protocols

IKE, IPsec, SSL, AAA, Access-lists, prefix-lists.

Software

Microsoft Office Suite, MS SQL Server 2008, HTML.

Ticketing software

Service-now, Remedy system

Language

Unix, Turbo C/C++, basics in Perl and Shell scripting.

CERTIFICATIONS:

•Cisco Certified Network Professional (CCNP).

•Cisco Certified Network Associate (CCNA).

EDUCATIONAL EXPERIENCE:

•Bachelor of Computer Science and Technologies.

PROFESSIONAL EXPERIENCE:

Client: One America, Indianapolis Oct 2015 - Till Date

Role: Sr. Network Engineer

Responsibilities:

•Configured routers and coordinated with LD Carriers and LECs to turn-up new WAN circuits. Configuring, Maintaining the Routers and Switches and Implementation of RIP, EIGRP, OSPF, BGP routing protocols and troubleshooting.

•Experience on networking/distributed computing environment concepts.

•Experience on Enterprise ASA and Juniper firewall deployment includes expertise supporting Data Centers and internal networks.

•Hands on experience on implementation and administration of F5 Load balancers (LTM, GTM).

•Configure Virtual Servers, Nodes, and load balancing Pools in F5 BigIP LTM.

•Configured and deployed BIG-IP LTM 6900 for providing application redundancy and load balancing.

•Configured Session based persistence and configuring i-Rules for specific redirection purpose and also i-rules for persistence.

•Hands on experience on Cisco Nexus switches

•Superior Layer 2 and Layer 3 protocol troubleshooting ability, specifically with using protocol analyzers and/or sniffers.

•Hands on experience on Network Data Center planning/design/ implement or support

•Strong proven experience with Cisco routers/switches/access points/wireless controllers

•Network experience using TCP/IP, DHCP, DNS, Ethernet, Frame Relay, ATM, OSPF, VoIP, BGP and any Network security tools, packet analyzers

•Installed and administered Sun Solaris/SunOS, SGI IRIX and Mandrake Linux servers; implemented NAT firewalls and IPSec tunnels; configured NIS/DNS, DHCP, WWW, FTP, RAS, SMTP/IMAP, SSH services; performed network performance optimization; introduced security policies

•Responsible for setting up the infrastructure environment with majority of Cisco & Juniper appliances apart from various other equipment.

•Configuring, upgrading and deployment of Nexus 7010, 5596 and 2248

•Working with Cisco Nexus 2248 Fabric Extender and Nexus 5500 series to provide a Flexible Access Solution for datacenter access architecture.

•Experience with configuring Nexus 2000 Fabric Extender (FEX), which acts as a remote line card (module) for the Nexus 5000.

•Experience in Cisco wireless networking (5500/4400/2500 series Wireless LAN controllers, 3700/3600 series Access Points)

•Experience in installing, configuring and troubleshooting of ASA Firewall and juniper SRX series.

Experience in installation, troubleshooting of firewalls (Cisco firewalls, Checkpoint firewalls and juniper firewalls,) and related software and LAN/WAN protocols

•Administering multiple Firewall of juniper/Net Screen, in a managed distributed environment. Fulfilling routine change requests of Net Screen OS Firewall and resolving trouble tickets, maintain and monitoring firewalls using scanning software Nesses.

•Experience in Supporting and troubleshooting Checkpoint (R77.10 Gaia, R77, R76, Provider-1, MDM/MDS, VSX, SPLAT and IPSO) juniper (SRX, JUNOS, Screen OS, Net Screen SSG, SPACE and NSM) and Cisco firewall (ASA 5550, 5540, 5520, PIX 525, 535, CSM and ASDM) technologies.

•Performed VOIP sector configuration and service administration.

•Ensured that all IPT implementation was conducted in accordance with customer requirements and local and state regulations.

•Functioned as customer technical liaison.

•Coordinated with engineering teams on operational system expansion.

•Provided technical assistance to third-party and client operational staff.

•Configure various LAN switches such as CISCO 2900, 3550, 4500, 6509 switches and Access layer switches such as Cisco 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.

•Configured Site-to-Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5500 series firewalls.

•Migrate sites currently using decentralized TDM phone technology to an internal IPT call cluster solution of VOIP.

•Responsible for the identification, evaluation, development and capture of cloud & virtualization opportunities in DoD/IC.

•Design and Implement software quality assurance process.

Develop software code to reduce the amount of manual test cases.

Provide software demonstrations to internal quality assurance personnel.

Create standardized test processes and techniques for quality assurance department.

Develop quality measurement analytics to measure overall software performance.

•Supported core network consisting of Cisco 7200 series routers running multi area OSPF.

•Responsible for all aspects of TCP/IP functionality across multiple enterprise environments.

•Troubleshoot issues and outages on Trunks and Router interfaces and firewalls extensively.

•Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.

•Planned resources and presented project status to higher management.

•Configured and played with various BGP attributes such as Local Pref, MED, Extended Communities, Route-

•Performed the ACL request changes for various clients by collecting source and destination information from them.

•Perform Technical Review as required to adhere and verify the compliance to organization Network security standards

•Take ownership and hold accountability for Escalations from clients or Service Delivery, ensure drive is maintained until completion or advised otherwise by the client or Service Delivery.

•Ensure that in all circumstances the Client is kept at the Centre of our Services Universe

•Be involved in Client calls, either for Incident or regular review

•Drive the timely closure of tasks, ensuring that cases are actively worked on in line with Service Levels and priorities.

•Review Aged tasks and ensure that action plans exist for their closure

•Monitor dashboards and reports to ensure that task volumes are monitored and escalations occur where issues occur.

•Ensure that Major Incident Management processes are activated immediately when defined triggers occur or upon request.

•Manage escalations from the NOC where issues are experienced in engaging Resolver Groups.

•Understand the scope, delivery mechanisms and processes of Services delivered

•Review the output from Quality Analysis programs and drive improvements as required.

•High level of initiative, accountability, attention to detail and ability to follow process

•Created MOPS (Method of procedures) and sought the approval of peers to perform configuration changes.

•Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope Ensures the project will achieve targeted dates to ensure business continuity. Involved in meetings with engineering teams to prepare the configurations according to the client requirement.

•Working on different monitoring tools HP NNMI, SolarWinds, Riverbed and Net scout to resolve the issues

•Creation of change tickets and implement according to the customer requirements.

Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/2960, 6500 switches and Cisco 3640/12000/7200/ 3845/3600/2800 routers, Cisco Nexus 7K/5K, Cisco ASA 500, windows server 2003/2008: F5 BIGIP LTM, RIP, OSPF, BGP, EIGRP, LAN, WAN, VPN, HSRP

Client: DTE Energy, Detroit, MI Aug 2013 - Sep 2015

Role: Sr. Network Engineer

Responsibilities:

•Configuration and troubleshooting of Cisco Routers such as Cisco 3640, Cisco GSR 12416,21418(with PRP and RPR processors), Cisco catalyst 6509,7613 with supervisor cards.

•Involved in the configuration of the Nexus 2248 Fabric Extender (FEX) module on the Nexus 5000 to connect servers and storage devices.

•Experience with Firewall Administration, Rule Analysis, Rule Modification

•Experience working on different monitoring tools Q radar, Zenoss and Net scout to analyze and resolve the issues.

•Configuring, Monitoring and Troubleshooting Cisco’s ASA 5500 security appliance.

•Worked with multiple customers over a period of time to enhance their network, resolve and do the RCA (root cause analysis) for in service production problems and create work around for known IOS issues.

•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.

•Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing.

•Configured various Router interfaces like ATM interface, T3 interface, and Channelized T1 interfaces.

•Involved in IOS and CAT OS upgrade procedures and Pre/Post checks for customer production upgrades.

•Experience working with NCM and Infoblox.

•Experience with Project data and voice documentation tools & experience with developing network design documentation and presentations using VISIO

•Replaced old 6500 and WAN routers from DR testing site and Installed Nexus 7K and ASR 1006 routers.

•Commissioning and decommissioning, configuring, URL and Web filtering, SSL Certificates, monitoring, SNMP traps, logging, blocking on Palo Alto devices, migrating from one network to other.

•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.

•Working on HP open view map for Network Management System and Ticketing.

•Configuration was running and completed in timely manner. Configure policies and enabled rules to alerting on intrusion events.

•Responsible for entire LAN and WAN/WLAN maintenance and troubleshooting of the company network. Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.

•Configured FWSM on cisco 7600 router to reduce costs and operational complexity while enabling organization to manage multiple firewalls from the same management platform.

•Provide solutions to Tier 1/2 escalated issues and tickets.

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

•Worked in projects converting P2P circuits into MPLS circuits, commissioning and decommissioning of the MPLS circuits for branch offices.

•Configuring and resolving various OSPF issues in an OSPF multi area environment.

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

•Worked on commissioning and decommissioning of the MPLS circuits for various field offices & POPs.

•GRE tunneling & Site-to Site VPN configuration between other two sites in USA.

•Implemented redundancy for Routers, Switches and Firewalls.

Environment: Cisco 7200, 7204, and 7206 Routers, Switches: Cisco Distribution layer switches such as 4510, 4948, 4507, 7k, 5k and 2k series. Firewalls 5GT, 208, EIGRP, RIP, OSPF, CISCO ASA, DHCP, DNS, SAN, Spanning tree, Windows Server, Windows NT

Client: TD Bank, Farmington Hills, MI Sep 2012 - July 2013

Role: Network Engineer

Responsibilities:

•Performed network implementation that includes configuration of routing protocols, leased lines, ISDN lines, VLANs and IOS installations.

•Troubleshot the network issues onsite and remotely, depending on the severity of the issues.

•Deployed and decommissioned the VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.

•Had hands-on experience with WAN (ATM/Frame Relay), Routers, Switches and IP addressing.

•Configured and deployed VPC, OTV, FABRIC PATH between Nexus 7010 and Nexus 5596, 5548 switches along with FEX2248.

•Worked with layer 2 switching technology architecture. Implemented L2 and L3 switching functionality, which includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.

•Supported core network consisting of Cisco 7200 series routers running multi area OSPF.

•Configured EIGRP and OSPF as interior gateway protocols with route filtering and route redistribution. Troubleshot complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF and BGP.

•Responsible for all aspects of TCP/IP functionality across multiple enterprise environments.

•Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.

•Involved in Implementation and Configuration (Profiles, I Rules) of F5 Big-IP C-4400 load balancers.

•Configured ASA 5500-X Series firewalls to provide highly secure and high performance connectivity between the site locations.

•Configuring Big-IP F5 LTMs (virtual servers, pools, SNATs, health monitors, irules) for managing the traffic and tuning the load on the network servers.

•Worked on Juniper SRX 5800 firewalls to create policies using J-Web User Interface.

•Performed Network Address Translation on Cisco ASA 8.2 and 8.3.

•Used DHCP to automatically assign reusable IP addresses to DHCP clients.

•Performed the ACL request changes for various clients by collecting source and destination information from them.

•Troubleshoot the BIG-F5 1600 LTM through constant contact with the vendor.

•Created MOPS (Method of procedures) and sought the approval of peers to perform configuration changes.

Environment: Cisco Routers, Cisco Switches, Nexus 7k/5k/2k Routing protocols, F5, Load Balancer HSRP, VRRP, IPSEC VPN, VPN, QOS, ASA firewall, Load balancer, MPLS, VLANS, VTP, RSTP, ACL, NAT, IDS/IPS, Monitoring tools (PRTG, HP OpenView), SIP, RTP, RADIUS, TACACS+, Cisco Wi-Fi technologies, Juniper SRX, ASR 9000, Catalyst 6500, CRS, Cisco ASR Firewall, IPV6, Cisco IP phones

Client: Sine90 Software Labs Pvt Ltd, Hyderabad, India Oct 2010 – Aug 2012

Role: Network Engineer

Responsibilities:

•Configuring Static, IGRP, EIGRP, and OSPF Routing Protocols on Cisco 1600, 2600, 2800, 3600, 7300 series Routers.

•Configured, installed software applications, anti-viruses, drivers and security software on user devices, maintained and troubleshoot desktop, laptop and peripheral equipment.

•Perform hardware and software diagnostics, fault isolation and coordinate repairs and/or replacement of faulty equipment.

•Maintain logs of network and bandwidth utilization of servers and network devices and create utilization report based on the logs

•Design network and create physical and logical network layout diagrams

•Write and maintain technical documents describing implemented technologies and architecture

•Provided consultation services to clients for installing and configuring Cisco routers and switches

•Configured Site-to-Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5500 series firewalls.

•Configured VLAN’s, Private VLAN’s.

•Configure various LAN switches such as CISCO CAT 2900, 3550, 4500, 6509 switches.

•Configuring access layer switches such as CISCO 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.

•Configured inside ACL and interfaces, outside ACL and interfaces.

•Configured NAT and PAT policies.

•Configuration and troubleshooting of EIGRP, OSPF, BGP.

•Design OSPF areas for reliable Access Distribution and for Core IP Routing.

•Extensively used TCP/IP tool like TELNET for remote login to the routers and SSH for secure login.

•Has expertise in LAN/WAN technologies (fast Ethernet, Layer2 & 3 switched/routed LAN, and Frame Relay).

Environment: Cisco Routers ASR1002X/3945/3845/2800/3600, Load Balancer (BIG-IP), Cisco ASA Firewalls, STP, VLAN, VTP, VPN, NAT, OSPF, BGP, EIGRP

Client: Nihar Info Global Limited, Hyderabad, India June 2008- Sep 2010

Role: Jr. Network Engineer

Responsibilities:

•Have ability to install and maintain Microsoft Exchange and worked extensively on different applications.

•Created network diagram for employees using the Microsoft Visio.

•Preparing Client Machines for users with Operating Systems, Software, antivirus and required utilities and mailing clients etc.

•Primarily responsible in designing and maintaining the budget for the whole network.

•Perform daily maintenance, troubleshooting, configuration, and installation of all network components.

•Configuration of CISCO Routers (3600, 4000 Series) and 3550, 4500 series switches.

•TCP/IP network planning, Implementation and Management with subnets.

•Enabled SNMP traps for our Cacti Monitoring tool to monitor traffic and check the regular health of Servers and Network Devices

•Implementation of Virtual LANs across Routers and Switches.

•Implemented and Configured IP Routing Protocols: OSPF, EIGRP, and RIPv2

•Implemented and configured LAN Protocols: Ethernet, VLANs, VTP and STP.

•Worked with Remedy Ticketing tool in maintaining and keep a track of logs/monitor

•Designed and implemented IP Addressing, Subnetting, Route Summarization and Route Distributions

•Monitoring the Servers and Networks.

Environment: LAN, WAN, Subnetting, VLAN, VTP, VPN, NAT, OSPF, BGP, EIGRP



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