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Senior Network Engineer

Location:
Santa Ana, CA
Salary:
$60/hr on CTC
Posted:
November 30, 2016

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Resume:

Tej Reddy

732-***-****

acxphs@r.postjobfree.com

Summary:

Cisco Certified Network Engineer with 8 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.

Experience with Bluecoat Proxy servers, LAN & WAN management.

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 & installed NCS 6K 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 with Cisco IOS Command line interface

Experience working with Cisco Nexus 7K, 5K & 2K Switches.

Experience in F5, Cisco ACE 4710 Load balancers.

Good working knowledge on Cisco ACI integration.

Configuration of Network and Security devices such as Cisco routers and switches (Cisco 7600/3500/Nexus 7K/5K), Firewall (Checkpoint R75/Gaia and Cisco FWSM), Load Balancers and DNS and IP Manager (Infoblox).

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.

DMVPN uses a hub and spoke configuration to build site-to-site VPNs with a full mesh topology. I often use DMVPN as a backup solution for MPLS.

Good Knowledge on Solarwinds

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.

Access control server configuration for RADIUS & TACAS+.

Excellent qualities such as Teamwork, Negotiation, Analysis and Communication

Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.

Technical Skills:

LAN Protocols : VLAN, VTP, Inter-VLAN routing, STP, Workgroup, Domain,

HSRP, Static, Ether Channel, Trunks, DHCP

Network Configuration : Advanced switch/router configuration (Cisco IOS access list, Route

Redistribution/propagation).

Routing Protocols : IGRP, EIGRP, OSPF, BGPv4, MPBGP, HSRP, IPv6,

WLAN, 802.11/e, WEP, POP3 LADP, VRRP, GLBR, LACP

WAN Protocols : HDLC, PPP, MLPPP, ISDN, ATM, Channel & Leased Lines

Circuit switched WAN : T1/E1 – T3/E3/OCX (Channelized, Fractional & full).

Packet Switched WAN : ATM, FRAME RELAY, MPLS VPNs

Security Technologies : Cisco FWSM/PIX/ASDM, Nokia Checkpoint NG, Juniper SRX, Palo

Alto, IPS/IDS

Cisco Routers : 2600, 2900, 3600, 3800, 3900, 7200, 7600 and ASR 9K Routers

Redundancy / management : HSRP, VRRP, GLBP, RPR, NSF/NSR, Wireshark, Solarwinds, SNMP

Sniffers : Ethereal (Wireshark).

Network Management Tools : MRTG, HP Open view, Cisco WAN manager, Cisco works 2000.

Physical interfaces : Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonet (POS)

Layer 2 technology : VLAN, HSRP, VRRP, GLBP, STP, RSTP, PVST+, MST, PVLAN,

Optimizing STP (Port Fast, Uplink Fast, Backbone Fast, Root Guard, BPDU Guard),

Layer 3 Switching : CEF, MLS, Ether channel (PAGP & LACP, Load Balancing)

Switches : Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500, N5K, 7K, 9K

Operating Systems : Microsoft Windows XP/Vista/7/8/10, UNIX, Linux (Red hat, Fedora,

Ubuntu, Backtrack), Windows Servers 2003/2008 MS-Office. VMware ESX 5.1, VMware VSphere client.

Professional Experience:

Atos, Santa Ana, CA July 2015 to Till Date

Network Engineer

Key Responsibilities:

Responsible for configuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF & EIGRP (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E.

Working knowledge of frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, NAT’ing, NAC product sub-netting, also including DNS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, OSPF, RIP, IPSEC, PPTP, VLAN, STP (Spanning tree Protocol), RTSP & Multicasting protocols

Experience with design and implementation of Virtual Switching System (VSS) for both User segment and server segment using 6509-V-E catalyst switches

Experience with design and implementation of Data center migration with completed end to end site solution.

Worked on datacenter for fabric protocols including Cisco ACI /APIC

Managed the configuration inventories and timely revisions for ACI policies.

Conducted POC trials of Network Security technologies including, web application firewalls (Fortigate, Juniper Netscreen, SRX, and Palo Alto) then implemented the solutions.

Implemented Zone Based Firewalling and Security Rules on the Palo Alto Firewall.

Designing, Implementing and Troubleshooting Cisco 3750, 3550, 3560, 2924, 6509-V-E, 6513, 6504, 6503, 6506, 6500 series switches, GSR, ASR routers with Cisco IOS and IOS-XR and NX

Installed, configured NCS 6K and managed Cisco routers such as 7200 series, 3800 series, 3700 series, 2800 series and Cisco Catalyst switch series 6500, 4500, 3500, and 2900.

Upgraded the data center network environment with Cisco ASA 5520. Configured ACL’s on Cisco Switches as well as configured routers as terminal servers.

Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP+, MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment

Involved in designing and implementing QoS and policy map to 2800 series routers for all the branches

Experience Branch Relocation: Connect workstation, servers, etc. Rack and stack Pre-configured new hardware and connect the circuits. Work with Carrier to test and turn-up circuits.

Performed IP address planning, designing, installation, configuration, testing, maintenance, and troubleshooting in complete LAN, WAN development.

Strong hands on experience on PIX Firewalls, ASA (5540/5550) Firewalls.

Implemented Security Policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA(TACACS+ & RADIUS)

Solarwinds updating, maintenance, standards & reporting

Combining GRE and IPSec with a Front Side VRF

Involved in operations and administration of WAN consisting Ethernet Handoffs, T1, DS3, and Optic Fiber Handoffs.

Installed wireless access points (WAP) at various locations in the company.

Actively involved in switching technology Administration including creating and managing VLANS, Port security – 802.1x, Trunking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009.

Worked on configuration and commissioning of the MPLS circuits for various branch offices.

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

Providing Daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.

Performed Network Security Assessment and implemented security improvements such as network filtering, SSH, AAA, SNMP access lists, VTY access lists, EIGRP MD5 authentication, and HSRP authentication.

Network capacity planning, modeling, and traffic optimization and experience in using tools

(Opnet, Netflow, etc.).

Configured of ACL’s in Cisco 5520 ASA firewall for internet Access requests for servers, Protocol Handling, Object Grouping and NAT

Create/configure new DHCP server under Ubuntu 14.04

Modify existing HP A550 switches/routers/cores for RADIUS logins

Replaced existing 3COM switches for HP A550 and configured them

Responsible for Data Center Migrations and its operations.

Implemented antivirus and web filtering on Juniper SRX 240 at the web server as well as configuration of F5 Big-IP LTM-6400 load balancers and experience working with F5 technologies (LTM, GTM, APM, V9, V10, V11)

Experience working in an Agile Scrum environment and with HPSM Change Control System.

Participated in communities and forums for continued business inputs & responses and sharing best practice

Environment:Cisco2948/3560/4500/3560/3750/3550/3500/2960/6500/3COM/HP550switches and Cisco 3640/12000 /7200/3845/3600/2800 routers, NCS 6000,Cisco Nexus 7K/5K, Cisco ASA5510, Checkpoint, Wireshark, F5 BIGIP LTM.,OSPF,EIGRP,RIP,BGP,VLAN,VPN,

DTE Energy, Detroit, MI July 2014 to June 2015 Network Engineer

Key Responsibilities:

Configured RIP, PPP, BGP and OSPF routing, and Involving in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies, and Creating and provisioning Juniper SRX firewall policies.

Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800) Cisco Router and Switches, Juniper Routers

Identify, design and implement flexible, responsive, and secure technology services

Installed, configured, and managed the firm's Citrix Access Gateway appliances and NetScaler’s 8.0

Created documentation for server builds and Citrix applications installations

Experience with Firewall Administration, Rule Analysis, Rule Modification

Implemented Positive Enforcement Model with the help of Palo Alto Networks.

Documented new VPN enrolments in a database and create standard procedures for further improvement.

Analyzed and tested network protocols (Ethernet, TCP/IP) using Wireshark.

Troubleshoot traffic passing managed firewalls via logs and packet captures

Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.

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

Innovated with support of Palo Alto for remote and mobile users and for analyzing files for malware in a separate (cloud-based) process that does not impact stream processing.

Created standard access lists to allow SNMP, NTP and logging servers.

Configure VRRP & GLBP and VLAN Trunking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.

Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.

Use Netflow Monitoring to detect the devices that use most of bandwidth

Security policy review and configuration in Palo Alto and Juniper SRX Firewall in US offices and Datacenter.

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

Installing& configuring VMware tools

Responsible for Checkpoint and Cisco ASA firewall administration across global networks.

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

Co-ordinated with the Data Network and Security team and came up with possible solutions.

Work on Physical site Inventory verification, gather information of various Cisco Network devices and Security Devices to develop Run book and Spec Book.

Configued and managed network traffic using 3COM SNMP and access list.

Managed Cisco Router, 2900xl switches and 3COM hubs configuration for WAN and LAN interfaces.

Provided proactive threat defence with ASA that stops attacks before they spread through the network.

Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.

Experience with implementing and maintaining network monitoring systems (Cisco works and HP Open view) and experience with developing complex network design documentation and presentations using VISIO Checkpoint R 77.10/.20 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.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/12000 /7200/3845/3600/2800 routers, Cisco ASA5510, Checkpoint, VMWare, Wireshark, Load Balancer,Citix XenApp5.0,Citrix Netscaler 8.0 Cisco Nexus7K/5K, 2248/3560/5020/6509,VPN

Harrison Medical Center, Bremerton, WA Feb 2013 to June 2014

Network Engineer

Key Responsibilities:

Performed network engineering, planning (WAN & LAN) & implementation, Studied single point failures & implemented WAN structure in such a way that there are no failures in network in case of any device or link failure.

Configured LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.

Performed network monitoring and packet tracing using tools like Wireshark, OPNET.

Setting up VLANS and configuring ISL trunk on Fast-Ethernet channel between Switches.

Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.

Worked with F5 load balancer and Cisco ACE 4710 Load balancers

Configuring and implementing F5 BIG-IP, LTM, GTM load balancers to maintain local and global traffic.

Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-210

Implementing, Monitoring, Troubleshooting and Convergence in Frame-Mode MPLS inside the core.

Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches

Understand the JUNOS platform and worked with IOS upgrade of Juniper devices

Configured OSPF, BGP on Juniper Routers and SRX Firewalls.

Configured routing policy for BGP. Switching related tasks included implementing VLANs and configuring ISL trunk and 802.1Q on Fast-Ethernet channel between switches

Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers

Troubleshooting on network problems with Wire shark, identify problem and fix.

Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card Redistribution of routing protocols and Frame-Relay configurations.

Designed and Implemented Cisco UCS pods in Nexus 7000 and Cisco 6500 Platform

Configured UCS Fabric Interconnects 6248 / 6120

Involved in Implementation and Configuration (Profiles, IRules) of F5 Big-IP C-4400 load balancers

Configuring and troubleshooting type of routing to route traffic flow per customer requirement as primary, backup/load balanced and load splitting.

Performed the maintenance of Active Directory and replication scheme, DNS/DHCP services and time services; wrote step-by-step procedures for implementing upgrades.

Dealt with creating VIP (virtual servers), pools, nodes and applying rules for the virtual servers like cookie persistency, redirection of the URL

Configured VLANs on a switch for inter-VLAN communication. Configured VLAN Trucking Protocol (VTP) on Core Switches. Configured various LAN switches such as CISCO CAT 2900, 3550, 4500, 6509 switches for STP, VTP Domain, VLAN, Trucking, Fast Ether Channel configuration.

Performed installation, configuration and testing of Aruba's wireless Access points.

Successfully installed Palo Alto Next-Generation PA-3060, PA-5060 firewalls to protect Data Center with the use of IPS feature

Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series.

Implemented security policies using ACL, PIX firewall.

Monitored usage of network resources with Cisco works, and using sidewinder in PIX Firewall.

Engineering, re-designing, upgrading and tier 3 administration of Citrix NetScaler

Implemented Cisco IOS Firewall IDS using 2600 series router.

Environment: Cisco routers (1600, 3600, 7300) and Cisco switches (6509, 3550, 4500, 2900), Nexus (7K, 5K & 2K), Routing protocols (EIGRP, OSPF, BGP), Switching Protocols (VTP, STP, GLBP, HSRP), F5 load balancer, Citrix NetScaler, Cisco PIX (525, 515E), ASA (5540, 5510) firewall, Palo Alto firewall.

DATS India Limited, Hyderabad, India Aug 2010 – Jan 2013

Network Support Engineer

Responsibilities:

Experience in Cisco 7200, 7600 routers, Cisco 2800 3700 series switches: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay and ATM).

Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications. Configured Cisco Routers for OSPF, RIP, IGRP RIPv2, EIGRP, Static and default route.

Configured the Cisco router as IP Firewall and for NATting.

Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.

Switching (Ethernet) related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet channel between switches.

Configuring routers and send it to Technical Consultants for new site activations and gives online support at the time of activation.

Installed and configured PIX 520, 525, 535 series firewalls, configured standard and extended access-lists and policy- based filters

Work with Help Desk for circuit troubleshooting to give Support to the Tech persons at the site.

Configured ASA 5510 appliance and VPN.

Responsible for implementing QoS prioritizing voice traffic over a data.

Implemented SNMP on Cisco routes to allow for network management. Completed the installation and configuration of T1, T3 & OC3 circuits.

Troubleshoot TCP/IP problems, troubleshoot connectivity issues.

Intelex Systems, Hyderabad, India May 2008 – July 2010

Network Engineer

Configured the Cisco router as IP Firewall and for NATing.

Maintenance of ERP and troubleshooting of ERP.

Managed and installed Firewall (Sonic wall).

Installed & configured PIX 520, 525, 535 series firewalls, configured standard & extended access-lists & policy- based filters.

Configured ASA 5510 appliance and VPN.

Responsible for implementing Qos prioritizing voice traffic over a data.

Managed and maintained Antivirus Server (MacAfee, Quick heal, scan).

Installed and configured network printer installation (HP) 3500 series.

Configuring, supporting, and maintaining routers, switches, network appliances, firewalls, concentrators, and other communication devices.

Providing support for advanced level and on-call support for large variety of networks, systems, and infrastructures.

Troubleshooting network systems and performance, and remediating issues professionally and concisely.

Evaluating project fit and design, utilizing best practices and vendor comparison techniques to provide customer with best business solution.

Education: Bachelor of Technology in Computer Science and Engineering

Certifications:

CCNA: Cisco Certified Network Associate

CCNP: Cisco Certified Network Professional



Contact this candidate