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Network Engineer Cisco

Location:
Silver Spring, Maryland, United States
Salary:
$55/hr
Posted:
August 27, 2018

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Resume:

Chandrakanth B

Sr. Network Engineer

908-***-****

ac6ttk@r.postjobfree.com

PROFESSIONAL SUMMARY:

•Around 8 years of professional Networking experiences in installing, configuring and maintaining for LAN and WAN protocols.

•Build network/switch/server racks per manufacturer requirements and request using Cisco.

•Maintain general logs for daily build activities, assist daily activities of the Lead Tech as needed, work closely with the Lead Technician on various tasks throughout the build process, run and install telco power on various rack builds, work on proof of concept projects for various clients, provide assistance as needed.

•Power labeling and cabling, data labeling and cabling, double checking to make sure everything is correct.

•Implementing IP addressing portion, Switching, Routing, Firewall security, and troubleshooting of complex network systems.

•Hands-on working experience in 2600,2900,3600,3800,3900,7200,7600 series Cisco Routers.

•Skillful in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, 6500 series and Nexus 2248, 5548 and 7010 switches.

•Good knowledge in layer 3 about configuring and troubleshooting of interior Gateway routing protocols such as Distance Vector routing protocols (RIPv1, RIPV2, IGRP, and EIGRP) and Link State routing protocols (OSPF).

•Exterior Gateway routing protocols such as BGPv4 that include internal BGP (IBGP) and external BGP (EBGP).

•Experience in buildup, support and password recovery of cisco IOS.

•Well knowledge in maintaining HSRP, GLBP, ICMP, PPP, PAP, CHAP and SNMP.

•Pull off deep packet analysis to troubleshoot application, software and communication protocols development using tool like Wire-shark.

•Proper working knowledge of TCP/IP protocol suite and OSI model layers.

•Collision identified for wired LAN using access methods (CSMA/CD) and for wireless LAN (CSMA/CA).

•Knowledge about Cisco switches and Virtual Port Channel Configuration.

•Thorough knowledge in maintaining Virtual Local Area Network (VLAN) with 802.1Q, VLAN trunking Protocol (VTP), Multiple VLAN Registration Protocol, Shortest path bridging and VLAN Cross Connect (CC).

•Implementing security environment using Cryptography, DES algorithm, VPN, ACL, encryption and decryption methods.

•Expertise in switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter-VLAN routing.

•Install servers into chassis. If needed would use the server jack to place the servers into higher positions.

Install power cables on all installed server's

•Hands on traffic filters using standard and extended access-lists, distribute-lists and route maps.

•Giving backup that included resolving day-to-day operational issue with ticket generated by a server and network devices.

•Having awareness about basic and advance F5 load balancer configuration and general troubleshooting of the F5 load balancers.

•Strong interpersonal, organizational professional communication, customer service and presentation skills.

•Scripting skills for work automation and tool framework extension (Python, C).

•Proficient in installing and configuring Windows Server 2003, 2008, 2012 and Windows XP, 7, 8 and 10 operating system.

•Different tools like Putty, WinSCP, GNS 3, MATLAB and Cisco Packet Tracer.

•Ether-channel modes with Automatic and Dynamically (PAgP, LAcP) that configuration using BPDU Guard and BPDU filtering.

•Translations of IP address using static, dynamic and PAT configuration in Cisco packet tracer.

•Cisco ACI for provides a network that is deployed, monitored, and managed in a way that benefits different teams in the IT organization including SDN Network, Cloud and DevOps, and Security.

•Efficient at use of Power Point Presentation, MS Office and Microsoft VISIO as technical documentation and presentation soft wares.

Professional Certification:

•Cisco Certified Network Associate (CCNA)

•Cisco Certified Network Professional (CCNP)

Technical Skills:

Router platforms

Cisco routers (7600,7200, 3900, 3600, 2800, 2600, 2500, 1800 series) & Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900, 6807 series), Nexus 7K, 5K, 2K & 1K.

Switch platforms

Cisco 2900XL, 2950, 2960, 3560, 3750, 4500 and 6500, Nexus (2K, 5K, 7K and 9K)

Juniper Platforms

SRX, MX, EX Series Routers and Switches

Networking Concepts

Access-lists, Routing, Switching, Subnetting, Designing, CSU/DSU, IPSec, VLAN, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi

Firewall

Juniper Netscreen 6500, 6000, 5400, Juniper SSG, SRX5600, SRX5800, CheckPoint (NGX, R65, R70 and R71), Cisco Firewalls (ASA 5505, 5506-X, 5585), Palo Alto Networks (PA-2K, PA-3K and PA-5K).

Network Management/Monitoring

Solar winds Orion, HP NNMi 8xi (Network Node Manager), Net flow and Cisco prime, Ethereal / Wireshark, TCP Dump, PRTG, Infoblox, Riverbeds.

Load Balancers

F-5 BIG-IP LTM 2000, 3900, 5000, 6400, 6800 AND 8900, Bluecoatt SG8100, AV 510.

WAN technologies

Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET

LAN technologies

Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

Security Protocols

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

Networking Protocols

RIP, OSPF, EIGRP, BGP, STP, RSTP, VLANs, VTP, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA, IPv4 and IPv6

Operating System

Windows 7/XP, MAC OS X, Windows Server 2008/2003, Linux, Unix, Arista

VOIP Devices

Cisco IP phones, Avaya, SIP

Software

GNS3, Microsoft Vision, Remedy, Service Now, MS SQL Server 2008, HTML

Professional Experience:

Ford Motor, Dearborn, MI Apr 2017 – Present

Cisco/Juniper Network Engineer

Responsibilities:

Responsibilities:

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

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

• Generated a best practice report for the existing network to increase the performance.

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

• Design, implement and administer IPv4/IPv6 enterprise network infrastructure utilizing Juniper routers. worked on Juniper MX 480, MX960 and Juniper Layer 3 EX4200 & EX3200 switches.

• Worked on Juniper MX 480, MX960, and with IOS upgrade of Juniper devices.

• 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 510, 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), Juniper MX 480, MX960, Juniper Layer 3 EX4200 & EX3200 switches, Cisco ASA Firewalls, STP, VLAN, VTP, VPN, NAT, OSPF, BGP, EIGRP

Environment: Cisco 3600/6500/7500/7200 routers, Cisco 4510/4948/4507 switches, STP, DNS, VPN, HSRP, GLBP, Wireshark, Load balancing, Cisco ACI, Cisco ASA, EIGRP, LAN, WAN and Juniper routers.

Huntington Bank, Columbus, OH Oct 2014 – Mar 2017

Sr. Network Engineer

Responsibilities:

•Installation and Configuration of Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design Document and followed the change process as per IT policy It also includes the configuration of port channel between core switches and server distribution switches.

•Experience with moving data center from one location to another location, from 6500 based data center to Nexus based data center.

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

•Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.

•Experience in migration of Frame-relay based branches to MPLS based technology using multilayer stackable switch like 6500 series and 2800 series router.

•Configuring IPSLA monitor to track the different IP route when disaster occurs.

•Provide on-site repair, maintenance and upgrade services for HP press.

•Designed and Implemented Virtual Server Farm for Web site load balancing with F5 Networks Load Balancer in DMZ architecture.

•Troubleshooting network issues through Blue coat as well as composing and altering web strategies.

•Monitoring threats on firewall and changing policies to prevent attack.

•Responsible for recreating system operations with the utilization of packet analyzer like Wireshark, and use to determine tickets at whatever point there is an issue.

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

•Performed route redistribution and manipulated route updates using distribute lists, route-maps and administrative distance, offset-lists.

•Generating RCA (Root Cause Analysis) for basic issues of layer1/layer2/layer3 issues.

•Providing Tier II support in the provisioning, end-to-end test and turn-ups and maintenance of the major accounts. Optimizing Network by continuously and extensively working with customer to upgrade and optimize network and Circuit Move Add Changes including detailed design documentation.

•Managed corporate Checkpoint Firewall management and operation and implementing security rules and mitigating network attacks.

•Involved in designing of LAN (Ethernet) and WAN infrastructure for the new Data Centre Using MS Visio.

•Configuring VLANs and implementing inter VLAN routing.

•Performed Security operations in terms of pushing new policies and deploying new rules. Performing security troubleshooting in terms of checking ACLs and ACEs and traffic flow analysis using packet capture features.

•Troubleshooting hardware and network related problems.

Environment: DMZ, RCA, MPLS, Nexus switches, IPSLA, TCP/IP, NAT, PPP, ISDN, MS Visio, Cisco 6500/3750/3550 switches, Spanning Tree Protocols, BPDU Guard and Cisco 6500/2800 routers.

T-Mobile, Bellevue, WA Jul 2013 – Sep 2014

Network Security Engineer

Responsibilities:

•Configuring Cisco ASA firewalls in Single and Multiple Context Mode firewalls.

•Troubleshoot User connectivity issues on Checkpoint and Cisco ASA using CLI utilities.

•Upgrade of Cisco ASA Firewall in Active/Standby mode with no down time.

•Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay).

•Configured Firewall logging, DMZs and related security policies and monitoring.

•Configured Cisco 7200, 7600, 3800 and 3600 routers.

•Link state protocols such as OSPF are configured and also had experience in troubleshooting them.

•Used Spanning Tree Protocol and also configured BPDU Guard, Port-Fast, and Up-Link Fast.

•Performed installation and configuration Cisco Secure Access Control Server (ACS) configuration for AAA (RADIUS) authentication.

•Experience with Monitoring remote systems and performing site reviews.

•Experience with upgrading troubleshooting network outages and also upgrading IOS.

•Hands on experience with implementing and maintaining network monitoring systems such as Cisco works and HP Open view and have experience with developing complex network design documentation and presentations using VISIO.

•Implemented various EX, SRX and J Series Juniper, MX devices.

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

•Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.

•Work on Checkpoint Platform including Provider Smart Domain Manager. Worked on configuring, managing and supporting Checkpoint Gateways.

•Access Point refresh and implementation at various sized branches and locations.

•Handling Break/Fix situations, monitor, configure, policy creation on Checkpoint's Smart Center Server running on Secure Platform.

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

•Configuring static NAT, dynamic NAT, inside Global Address Overloading, TCP overload distribution, Overlapping Address Translation on Cisco ASA Firewalls.

•LAN/WAN level 3 support (diagnose and troubleshoot layer 1, 2, 3 problems).

•Expertise in developing Complex Automated Script Framework, utility functions manually for HTTP(S) Protocol as per CMMI level 5 standards using Network Sniffers like HTTT Watch, and Firebug.

Environment: LAN, WAN, F5 load balancer, OSPF, EIGRP, RIPV2, BGP, Cisco 7200/7600/3800/3600 routers, HSRP, NAT, Cisco 6500 series switches, AAA, MS Visio, LTM, GTM and Juniper devices.

Polaris, India Dec 2011 – Jun 2013

Jr. Network Engineer

Responsibilities:

•Implementation of OSPF and BGP on Juniper routers.

•Maintained and installed new internet connections for customers.

•Responsible for implementation and day to day operations of all associated hubs, routers, bridges, gateways and related equipment.

•Installation and Configuration of various types of Personal Computers and Printers. Installation of different operating systems on Intel based PC's.

•Documenting and Log analyzing the Cisco PIX series firewall.

•Troubleshoot and fix any backup and monitoring systems related issues in conjunction with Systems team and external vendors.

•Install Windows Server 2003, configure IP addresses, network printers and configure Client Access for PCs.

•Provided 24/7 rotational on call supports for branch offices.

•Responsible for configuring site-to-site VPN on Cisco Routers between Head Quarters and Branch locations.

•Handled establishment of Windows NT Server and Windows NT Workstations.

•Active interest on operational support for routing/switching protocols in complex situations including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, and etc.

•Used various scanning and sniffing tools like Wire-shark.

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

•Installing and Upgrading Antivirus software’s like AVAST, NORTON, MACFEE etc.

•Has experience in installation, troubleshooting, configuration and maintenance of server Operating System (windows).

•Maintaining and troubleshooting of connectivity problems using Ping, Traceroute.

•Troubleshoot a wide range of technical support issues and connectivity problems such as authentication, connection speed, e-mail configuration, and loss of synchronization.

•Assisted in racking and stacking.

Environment: TCP/IP, Cisco routers and switches, OSPF, BGP, AVAST, NORTON, MACFEE and Wire-shark

Honeywell, India Jul 2010 – Nov 2011

Jr. Network Engineer

Responsibilities:

•Provide high level technical support, including identifying and resolving problems on Cisco supported products for e-Commerce infrastructure. This included external routing and internal/intranet routing for DMZ servers.

•Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.

•Created VLAN and Inter-Vlan routing with Multilayer Switching.

•Gained knowledge in IP Subnetting for Class A, B, and C networks.

•Handled the up gradation and substitution of system segments like NIC cards, show cards, RAM, console, mouse and different peripherals/gadgets.

•Implemented, configured redundancy protocols HSRP, VRRP, GLBP for Default Gateway Redundancy.

•Experience working in Datacenter environment, configuration changes as per the needs of company.

•Assisted in network engineering efforts consistent with the infrastructure of an Internet Service Provider and support of such network services. Helped in designing and implementation of VLAN for the new users.

•Preparation of all Branches Link up time/down time report to maintain SLA with Customer.

•Designed and Developed Internet Security policy for the company in order to build a secure and robust network Infrastructure.

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

•Monitoring network performance to improve the backup strategy using Net rep, Solar winds.

Environment: Cisco routers and switches, HSRP, VRRP, GLBP, NIC cards, TFTP, Net rep, Solar winds and OSPF.



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