Technical Specialist Computer Science

VISALAKSHI SASIKUMAR

*****************@*****.***

Mobile: +1-972-***-****

PROFESSIONAL SUMMARY

● Technical Specialist having 10+ years of experience in “Networking L2 and L3 Protocol Testing” across vendors such as Juniper and Nokia

● Skilled in OSPF/BGP/MPLS/LDP/RSVP/VPN/ACL QoS and TCL.

● Expertise in all the phases of SDLC consisting of requirement study, test strategy, test plan preparation, execution of test cases, reporting defects, defect tracking, Document reviews and regression testing.

● Strong testing experience in OSPF and MPLS

EDUCATION

● Bachelor of Engineering, Computer Science Engineering

● Thiagarajar College of Engineering, Madurai, Tamil Nadu, India

● 2003-2007

AREAS OF EXPERTISE

● Various testing types such as functionality, regression, performance, conformance, Interoperability and stress testing.

● Problem reporting and tracking defects using defect-tracking tools.

● Ability to reproduce and verify the fixes for the customer escalation cases.

● Ability to interact with developers and product analysts regarding testing status and defect tracking.

TECHNICAL SUMMARY

Protocols TCP/IP Forwarding, OSPF, MPLS, LDP, BGP, L3VPN, RSVP-TE, MPLS FRR and ACL QoS

Tools Wire shark, GNATS

Traffic Simulators Spirent, Adtech AX4000, IXIA

Hardware

Alcatel 7210 SAS-M, SAS-R, SAS-T, SAS-Mxp and Juniper M10, T Series, E series ERX 1440 and E320 and SRC - Policy Engine

Scripting

Language TCL, Perl

PROFESSIONAL EXPERIENCE

● Nokia (Alcatel Lucent India Limited), Bangalore (Sept 2017 to Oct 2019)

● Alcatel Lucent India Limited, Bangalore (Aug 2012 to April 2015)

● Aricent Technologies (Holdings) Ltd, Chennai (Nov 2010 to Aug 2012)

● Hindustan Computers Ltd (HCL), Chennai (Oct 2007 to Oct 2010) PROJECTS SUMMARY

Project 1:

Project: 7210 Service Access Switch (SAS)

Organization Nokia (Alcatel Lucent India Limited)

Tools: IXIA

Duration Sept 2017 to Oct 2019

Role Technical Specialist

Description: The Nokia (Alcatel Lucent) 7210 SAS (Service Access Switch) products are built to enable cost-effective and highly scalable Carrier Ethernet/MPLS service delivery to customer edge.

The 7210 SAS runs Service Router Operating System (SR OS). With platform capabilities that include IP, Multiprotocol Label Switching (MPLS), hierarchical quality of service (H-QoS), advanced operation, administration and maintenance (OAM) tools, leading resiliency and synchronization capabilities, and 10GigE interface support, the Alcatel-Lucent 7210 SAS is an integral component, delivering value-added MPLS-enabled Carrier Ethernet services including Virtual Private Line Service (VPLS) and Virtual Leased Line (VLL) services and VPRN services. Responsibilities Summary:

● Involved in functional, performance and regression testing in Access Control List

(ACL) for QoS.

● Automated ACL scaling scripts for Ipv6 VPRN services using TCL.

● Raised quality defects in manual, regression and performance testing. Technology Skills:

● Devices: 7210 SAS-T, SAS-R and SAS-K.

● Management: CLI, SNMP

● Services: VPLS, VPRN - ACL

● Traffic Generator: IXIA

Project 2:

Project: 7210 Service Access Switch (SAS)

Organization Alcatel Lucent India Limited

Tools: Agilent

Duration Aug 2012 to April 2015

Role Technical Lead

Description: The Alcatel Lucent 7210 SAS (Service Access Switch) products are built to enable cost-effective and highly scalable Carrier Ethernet/MPLS service delivery to customer edge.

The 7210 SAS runs Service Router Operating System (SR OS). With platform capabilities that include IP, Multiprotocol Label Switching (MPLS), hierarchical quality of service (H-QoS), advanced operation, administration and maintenance (OAM) tools, leading resiliency and synchronization capabilities, and 10GigE interface support, the Alcatel-Lucent 7210 SAS is an integral component, delivering value-added MPLS-enabled Carrier Ethernet services including Virtual Private Line Service (VPLS) and Virtual Leased Line (VLL) services

Responsibilities Summary:

● Involved in functional, performance and regression testing of MPLS features and FRR.

● Writing test cases for each new feature(LdpOverRsvp), testing and automating those test cases using TCL.

● Raising quality defects in manual, regression and performance testing.

●

Technology Skills

● Devices: 7210 SAS-M, SAS-X, SAS-T and SAS-R.

● Management: CLI, SNMP

● Protocols: OSPF-TE, RSVP-TE, LDP, MPLS FRR, LdpOverRsvp

● Traffic Generator: Agilent

Project 3:

Project: E-Series Broadband Remote Access Server

Organization Aricent Technologies Ltd

Client: Juniper Networks

Tools: Agilent

Environment JUNOSe CLI Environment

Duration Jan 2011 to Aug 2012

Role Systest Engineer

Description: E Series Broadband Services Routers (BSRs) provide multiple services like broadband remote access servers, high-speed Internet access, subscriber management, security services, IPTV, video on demand, voice over IP (VoIP), online gaming, and a host of interactive applications on a single platform. The E Series consists of broadband-optimized platforms that offer the carrier-class reliability, availability, scale, and performance needed for business and residential services alike. Responsibilities Summary:

● Involved in both functional and customer Escalation testing.

● Writing test plans for functional features and escalation cases.

● Estimate the testing timeline for upcoming features based on lines of code (LOC) changes.

● Raising quality defects both from feature and system wide and automating those using TCL

● Involved in RCCA (Root Cause Analysis and Corrective Action) for the customer defects.

Technology Skills

● Devices: Juniper E series Routers : ERX1440, ERX1410, E320, E310, E120.

● IP Routing: OSPF, MPLS, Virtual Routers; IPv4 and IPv6

● Management: CLI, SNMP, SRC.

● Traffic Generator: Agilent N2X

● Tools: Clear case, ClearQuest, GNATS, SQATS, MG-Soft Mib browser, Ethereal, Wireshark.

Project 4:

Project: JUNOS T-Series (Regression)

Organization HCL Technologies Ltd

Client Juniper Networks

Tools: Agilent

Environment JUNOS CLI Environment

Duration Jan 2010 to Oct 2010

Role Regression Engineer

Description: T-Series routers are high speed core routers which are capable of supporting multi-terabit capacity and multi-chassis scalability and component-level redundancy for routing-engines, control-boards, switch interface boards and power entry modules. It supports superior packet processing via programmable ASIC-based Packet Forwarding Engine (PFE).

Responsibilities Summary:

● As a regression engineer, I was involved in running automation suites for Daily sanity and MR (Maintenance Release) release activities.

● Debug the failed test cases of MR releases.

● Defect reporting & Verification of Bug fixes through client interface called GNATS

● Involved in automating fixed bugs using Perl.

Project 5:

Project: BX-Series (BX-7000) – Mobile Backhaul Solution Organization HCL Technologies Ltd

Client Juniper Networks

Tools: Spirent Adtech AX4000, RAD ACE-3200, Agilent and GL Environment JUNOS CLI Environment

Duration April 2008 to Oct 2009

Role Systest Engineer

Description: BX-7000 is a Mobile Backhaul Router that addresses a pizza box solution for the mobile backhaul space migration from legacy T1/E1 to IP/MPLS based technology. The Platform will allow carriers to move to the cheaper IP based - Packet Switched Network (PSN), while at the same time allowing a network flexibility to co-exist with the legacy technologies.

Tested the product and experienced with the core features mentioned below

● IPv4 Forwarding, OSPF-TE, Tunnel using RSVP

● ATM PWE, SAToP PWE, Ethernet PWE

Responsibilities Summary :

● Involved in the design of system, conformance, performance, inter-op and acceptance test plans and reviewed the same.

● Defect reporting & Verification of Bug fixes through client interface

● Excellent intra- and inter-team interaction in terms of Defect resolution and closure

● Coordinating with the Automation team in running the automation test scripts and debugging the results and reporting the same.

ACHIEVEMENTS

● Got appreciation and Gift from customer – Juniper for the dedication towards work

● Have won the team excellence award in Aricent Technologies for raising legacy defects

● Raised more than 100 quality defects and received positive comments from developers from the customer side.

PROFESSIONAL TRAINING

● Undergone Training on TCL and Perl

CERTIFICATION

● JNCIA-ER Certified

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