SAI D TOGITA

E-mail: ac01i2@r.postjobfree.com LinkedIn Profile: Sai Togita

Cell: 316-***-**** 4250 E Renner Rd, Richardson, TX 75082

PROFESSIONAL SUMMARY

8+ years of extensive hands-on experience in Routing and Switching technologies, Carrier Ethernet, Network integration, Deployment and troubleshooting of configuration on IP and Ethernet.

Advanced expertise and hands-on experience working on Cisco IOS and IOS-XR Software upgrades on Cisco ASR 9010, Cisco ASR 9001, Cisco GSR 12000 routers, JUNOS upgrades on Juniper M320 and T640 routers.

Develop Technical configuration documents, Maintenance and Operational Procedures (MOPs) for various network design, migrations and software upgrade projects to improve the network resources utilization.

In-depth knowledge of Wide Area/Local Area Network (WAN/LAN) infrastructure, communications equipment, and technologies involving Cisco and Juniper platforms.

Hands-on experience working on configuring and troubleshooting Cisco ASR9k series, Cisco 7600, Cisco 6500, Cisco CRS, Juniper MX960, Cisco 15454 MSTP, ALU 7750, ALU 7450, ALU 7210, CPT 600, CPT 50, NSN hiT 7300, Infinera, Transmode TM series, Ciena 5142, Ciena 3930, Ciena 4200 and Ciena 6500.

Enhanced level of experience with TCP/IP, QoS, OSPF, EIGRP, MP-BGP, BGP and MPLS protocols.

Handle the tasks of providing network engineering input on major projects, software upgrades on Cisco GSR, 7513, 7613 and various Line-cards & rectifier installations.

Worked on high CPU issues on GSR, link flaps, BGP session flaps, memory leak, increase memory utilization on Cisco GSR, routing process crash on Juniper, SNMP issues.

Provide technical support to customers on Layer 2/3 switching and routing on Cisco enterprise switches and routers.

Network analysis and capacity planning experience using tools like Sniffer Wireshark, IP test sets such as Spirent.

Lab testing and validation prior to implementation in production network on Nexus7k, 5k and 2k series.

Experience in implementation of Fiber connections T1, DS3, Frame-relay, OC3, OC12, OC48 and OC192.

EDUCATION

Masters of Science (MS) in Electrical Engineering

WICHITA STATE UNIVERSITY, Wichita, KS

CERTIFICATIONS

Cisco Certified Network Associate (CCNA) – Routing and Switching

Cisco Certified Network Professional (CCNP) – Routing and Switching

TECHNICAL SKILLS

Protocols & Standards

Ethernet, TCP/IP, SONET/SDH, OTN Optical Networking, DWDM, CWDM, ROADM, QOS, RIP, IGRP, EIGRP, OSPF, BGP, VLAN, VTP, HSRP, MPLS, MPLS-TP, VPLS, G8032v2, Spanning Tree, NAT, PAT, DNS, DHCP and Access-lists

Routers & Switches

Cisco: CRS, ASR 9K, GSR 12K Series, 3750, 6500, 2911, 7200, 5500, ONS MSTP 15454, 7600

Juniper: MX 960, MX 480, T640, M320 and SSG5

Alcatel: 7750, 7450, 7210

Ciena: 4200 and 6500

Transmode: TM 3000 and TM 301

NSN: NSN hiT 7300

Infrastructure

Cisco IOS, IOS XR, JUNOS, Windows XP, Windows 2008/2012 servers, SQL 2008/2012, VMWare ESX 4.1/5.5/6.0, MS Office and Visio

Test Sets

Spirent Test Center (STC), JDSU ONT 606 -40G/100G, JDSU TBERD 8000, JDSU TBERD 6000, Blue-Light, Smart Bits and Optical Spectrum Analyzers (OSA)

PROFESSIONAL EXPERIENCE

DIVERSANT LLC

Client: Bank of America

R&D Engineer, Richardson - TX Sep 2016 – Present

Responsible for working on complex technical projects, meeting target timelines, facilitating meetings with vendors, documentation and issue resolution.

Conducted POC trials of Network Security technologies including IDS (intrusion deception systems), web application firewalls, domain monitoring, insider threat detection, user behavior and security analytics.

Worked with vendor to receive technical specifications of physical servers shipped to the lab and configured commercial security products.

Perform system administrator services on VMware system for ESXi 5.5 hypervisors.

Stood-up virtual environments for Windows and Linux OS based on POC requirement standards.

Created dashboards, trending and risk analysis reports for each of the vendor evaluations.

Provided day-to-day administration and support of an OSPF/BGP Netscreen firewall WAN with dual-stack IPv4/Ipv6 environment.

Developing and executing test plans by procuring server build requirements for POC standards.

Reviewed and modified access control lists (ACLs) on network switching and routing equipment as needed to maintain security standards

Evaluate variety of technology platforms functionality to identify potential threats, perform malware analysis and vulnerability assessment for remediation

Determine what functionality attackers may have introduced into a new variant scan for malicious artifacts based on sandbox results.

Validate vendor software ability to intercept and investigate endpoint attack on systems as outlined in the test plan.

Installed security patches and updates on servers and troubleshooting network connectivity issues.

Managed vendor POC planning spreadsheet for tracking project priority and availability.

XO Communications

Data Network Engineer, Plano - TX April 2012 – Sep 2016

Responsible for collaborating and working with architectural engineering and equipment engineering to gather Test Requirements for new and existing platforms.

Execute network Hardware and Software Test Plan, build the lab network based on the test plan, document detailed Test cases and generate Test Result Report along with the list of bugs/issues identified during the testing.

Develop MOPs to include Network Diagrams, Hardware Configurations, Uplink migrations and Network Integration to the Field Operations team to facilitate provisioning and deployment.

Hands-on experience working in lab to certify and validate IP/Routing and Switching technologies such as MPLS, LSP, MPLS-TP, IP-VPN, BGP and OSPF.

Investigated and resolved high critical outages on Edge network including routing issues, BGP attributes Local Preference, MED, AS-PATH, and communities.

Participate and engage in technical discussions with equipment vendors and track TAC issues for resolution, bug fixes and drive technical product requirements.

Actively investigated and participated in troubleshooting chronic production issues involving Class-of-Service, Multicast, MPLS, Packet loss, software defects and hardware issues.

Troubleshooting Layer2/Layer3 switches and EVC technologies like E-LINE, E-LAN, and Ethernet over MPLS, G8032v2 ERPS Topology.

Handling the responsibility for Internet route reflectors and iBGP (scale, performance), eBGP to customers on MIS/PNT edge routers.

Worked on various projects and provided MOPs for Uplink migrations on Cisco GSR & Juniper T640 routers, Inter-AS SAVPN, decommission of 7513 routers, IRSCP VAN Interchange Point Migration, Uplinks re-homing geographically.

Support implementation of new network services, features, technologies and replicate production issues in the lab to perform fault isolation.

Full regression and inter-operability testing in the lab with vendors like Cisco ASR9k series, Cisco 7600, Cisco 6500, Cisco CRS, Juniper MX960, Cisco 15454 MSTP, ALU 7750, ALU 7450, ALU 7210, CPT 600, CPT 50, NSN hiT 7300, Infinera, Transmode TM series, Ciena 5142, Ciena 3930, Ciena 4200 and Ciena 6500.

Perform trouble diagnosis and repair of hardware and software as escalated from network operations and technology on ETHERNET, OTN, SONET/SDH, FIBER CHANNEL, DWDM (Dense Wavelength Division Multiplexing), ROADMs, TDM, CWDM, Carrier Ethernet, Add-drop Multiplexers, and Metro Optical Networks (ETHERNET over SONET and DWDM) technologies.

Troubleshooting customer issues on MPLS-VPN, PE Configuration issues, PE-CE link issues, Layer1 /Layer2 issues and BGP4 address-family related issues.

Advanced knowledge on testing Ethernet features like VLAN’s, VPLS, Q-in-Q, Link OAM, QOS, VLAN Tagging, VLAN translations, COS, Ethernet OAM, Pseudo wire, Layer2 & Layer 3 VPNs, EVC Classification with PCP and CVID Translations.

Advanced knowledge of physical copper and fiber connectivity, connector pin-outs, GBICs and SFP/XFP/CFP’s.

Worked on industries first 100GE & OTU4 testing along with inter-operability across multiple vendors and ensured smooth transition to operations.

Execute tests comprising of RFC 2544, Throughput, Jitter, Latency, Frame Loss, Frame Delay, FEC Standards, Protecting switching, Stress Test and 24 Hour BERT Testing.

Worked on alarming tools like Netcool, Spectrum, HP Open View and Ticketing system like BMC Remedy.

Traffic tools and network analyzers like Spirent Test Center (STC), JDSU TBERD 8000, JDSU TBERD 6000, BLUE-LIGHT, WIRESHARK, OSA and SMARTBIT.

Assist IT for SNMP Management into NETCOOL for each vendor equipment to support Network Operations, Hardware Inventory, Fault and Performance Management.

Strong communication skills and technical writing.

CENX Inc.

Network Engineer, Jersey City - NJ Aug 2009 – Apr 2012

Configuring and Troubleshooting LAN IP infrastructure using Layer2/Layer3 Switching, VLAN, VTP, Inter-VLAN Routing, Spanning Tree, HSRP, VRRP, Switch Ports (access and trunks) Gigabit Ethernet and Ether channels.

Provisioning network protocols such as BGP, MPLS-VPN, OSPF and transport technologies such as SONET, Ethernet, TDM and DWDM (Dense Wavelength Division Multiplexing).

Analyzed service orders and resolved issues pro-actively that arose during circuit provisioning and project implementations.

Developed network test plans to facilitate interoperability between seller and buyer and validate physical ENNI and EVC connectivity including QOS Bandwidth profiles and COS parameters for customer networks.

Perform end-to-end inter-connectivity testing and provisioned Layer 2 services such as Ethernet OAM, Link Aggregation Groups (LAGs), VPLS Services, Port Encapsulation (Q-in-Q and Dot1q), CFM, Y.1731 and LACP.

Testing includes Layer 3 Class of Service (COS) test, Throughput test, Packet loss test, Jitter test etc., using Spirent Test Center (STC)

Responsible for the configuration, implementation and operation of multi-vendor Network elements like Cisco 6500, Cisco 3750, Cisco 2511, Alcatel Lucent SR 7750, Alcatel Lucent 7450 and Juniper SSG5.

Isolating and identifying network issues by using traffic generators like Smart Bits 6000, EXFO (BV3000), Syslog Servers and packet sniffing tools such as Wire Shark.

Scheduled weekly meetings with vendors and customers to discuss ongoing chronic production issues and follow-up on status of ongoing software defects and root-cause analysis (RCA) identified during lab testing and in production network.

Worked on Customer outage issues and chronic network issues provided tier 3 level of troubleshooting to resolve the problem. Engaged Vendors to determine the root cause analysis of the issue.

Understanding and troubleshooting the Ethernet EVC types including EVPL network, EPL network, EP-LAN and EVPLAN technologies.

Generated MOPs for new installations in the field and coordinated with customers for network outages, new turn-ups and software upgrades to be performed during the maintenance window.

Conducted carrier network testing and performed fault isolation by monitoring Alcatel Lucent Service Aware Manager (5620SAM) and running RFC 2544 tests.

Support customers by troubleshooting issues related to STP, VLANs, VTP, Layer 2/3 switching, Ether channels, Inter-vlan routing, log messages, high CPU utilization and parameters that can degrade performance of network.

Responsible for conducting regular operational review with vendors and customers.

Client: AT&T

Employer: Prolient Group Inc.

Network Support Engineer, Bedminster - NJ Jun 2008 – Mar 2009

Responsible for data network operational support, design, engineering, trouble detection and resolution of network problems for AT&T customers in a 24x7 environment.

Configure, test and troubleshoot various network devices for deployment on Cisco GSR 12K series, Cisco ASR 9K, Cisco 7500 and Cisco CRS platforms to include OSPF, BGP, and MPLS configurations.

Performed migration of GSR routers from IOS to IOS XR and configuration of Juniper M-320 and Juniper T640.

Provisioning and maintenance of services such as ETHERNET, SONET/SDH, DWDM, TDM and VPLS.

Experience on configuring, troubleshooting & provisioning end-to-end VPLS services and support configuration fall –outs from Cisco Catalyst 6500, Juniper MX960 and Juniper MX480 routers for VPLS/IPAG Project.

Worked on Multi-Service Platforms such as Lucent DMX and Cisco MSP. Provided fault isolation using Terminal Loops and Facility Loops on Cisco MGX 1 and Cisco MGX 45.

Configuring Ethernet services like Q-in-Q, Dot1q, VLAN Tagging, EPLS, VPLS, Port Encapsulation and L2/L3 VPN’s.

Pro-actively monitor HP Open View and BMC Remedy for network failures/alarms and verify connectivity of circuits by performing stress testing using CENTEST and Net Analyst software.

Involved, provided technical documentation and tested for 7513 migrations to Juniper T640, soft-reconfiguration on IGR, 6513 SVT, CPU Upgrade from NPE-400 to NPE-G1 on 7200, MVPN Mon project, ICDS CCE project, and Hosting IDC project.

Created lab topology with Cisco GSR & Juniper T640s as Provider Edge routers with various E3, E5, FPCs and PICs to reproduce the production issues to determine the root cause.

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

Basic configuration and troubleshooting on Cisco firewalls PIX and ASAs.

Provide problem resolution on Network Element Components (Interface cards, Control Modules etc.) including equipment swap outs, card level and port level resets.

Co-ordinate and work with equipment vendors on Juniper/ Cisco TAC cases and RMA process.

WICHITA STATE UNIVERSITY

Networking and IPT Lab Assistant

Installation, configuration and upgrade network equipment hardware (Routers, Switches, Cables etc) and software.

Assist students in Routing and Switching lab, trouble shooting and configuring routing protocols such as RIP, IGRP, EIGRP and OSPF

Cisco Layer 2/3 switches 2800 Series, 3700 Series and 4500 Series.

Develop and document TCP/IP ports for campus network.

Diagnose, isolate and resolve network communication failures and issues.

WICHITA STATE UNIVERSITY

Library Network Administrator

Installing, configuring, trouble shooting and maintaining computer systems on LAN/ WAN

Providing Server and Network administration in the University library and administrative Office.

Help desk and end user support for hardware, software and Windows operating System.

Design and maintain Library Internet and Intranet sites.

Configuring and troubleshooting wireless access points.

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