WORK EXPERIENCE:

Software QA Engineer

Confidential, Sunnyvale, CA

Responsibilities:

• Key Player in Successfully identifying intricate design flaws & stabilizing the DNS ddos attack mitigation feature. Responsible for driving test strategy for validating the entire functionality of the feature.
• Expert level knowledge of DDoS Mitigation technologies gained by hands on testing & configuring FortiDDoS a network behaviour anomaly detection system that detects & blocks distributed denail of service (DDoS) atacks.
• Created multiple functional test plans over various releases while simultaneously executing & stabilising the feature & product from nacent phase to a robost release stage.
• Co - cordinated & contribute in meetings for internal & external testplan reviews with off-shore development & QA teams during the release cycle & to discuss critical bugs for release.
• Collaborate with cross functional teams - DEV, QA analyze requirements, implementations and contribute to test strategy development for parallel, overlapping releases
• Resposible to Thoroughly test DDoS Mitigation technologies which involves SYN flood mitigation technique, black-listing/white-listing IPs, Aggressive aging of the TCP sessions, Source Tracking, IP Reputation network, rate-limiting, Access-control lists, detecting anomalies in packets based on header inspection.
• Performed Functional testing & regression testing for releases using different tools like Breaking Point/Ixia. Simulated real world traffic scenarious with industry standard traffic tools like Breaking point / IXIA & in house traffic generators.
• Identify, isolate, interpret, and report defects, and reproduce problems to get them resolved & work very closeley with SEs across geographies to resolve the issues under tight time constrains.Maintain thorough and accurate documentation of work and communication and feedback of technical issues to developers and test leadership
• Collaborate with peers in local and distributed geos to setup and maintain test environments and run test executions, Set up testbeds to simulate new DDoS attacks for developers to fully understand & create a solution to mitigate the attack. Eg set up an exploratory scenario for the new tftp amplification attack.

Staff Dev-Test Engineer

Confidential

Responsibilities:

• Design and Execute test plans extensive test plans for Openflow protocol and conduct internal and external reviews at the beginning of a release
• Diagnose, reproduce and verify software and hardware related bugs in latest versions of software releases
• Work closely with Software development and Hardware teams to have the defects resolved and verify the same
• Hands on Experience on Testing Openflow protcol in Hybrid port mode Test SDN enabled end to end data center solution that comprises of openflow enabled switches & OVS controllers.
• Testing System Infrastructure while integrating multiple Protocols in conjunction with Openflow protocol on the same test bed and verifying system stability under stress conditions and performing negative triggers.
• Work closely with TAC and Software Development team to understand, replicate and verify customer issues and integrate them as test cases in the test plans.
• Performed tests on flows sent from OVS controlleer and traffic generation tools like Ixia
• Performance testing for throughput on 10G modules by fully loading MLX Chassis
• Co-Ordinated & Participated in meetings to discuss critical bugs of releases with development

Sr. Software Dev-Test Engineer

Confidential

Responsibilities:

• Worked on testing the Network Performance & Analysis product, on Confidential 9100 platforms feature testing (deeppacket inspection) for Network Performance & Monitoring product - a solution which helps vendors to monetize & analyze traffic in their Wireless Networks
• Developed theTest plan for various project releases based on the product requirements and functional specification documents.This test plan was executed by various team members & was used as a bases to develop further testcases as the release cycle progressed.The test plan was reviewed muptiple times by development/QA & Product management & eventually finalized with 1000+ testcases.
• Conducted multiple demonstration sessions to various teams & to internal team members as well.
• Trained and mentored new employees to help them understand the technology.
• Deeply Involved in Functional testing of the product. Testing experience of Transport and Application Layer protocols for the Smart Packet Core solutions which help vendors to monetize their Wireless Networks.
• Arranging meetings to discuss critical bugs of releases with development and marketing team - bug scrubs. ... Worked with testing Live traffic and traffic generation tools like Spirent Landslide, Breaking Point and Colasoft Packet Replay.

Software Dev-Test Engineer

Confidential

Responsibilities:

• Primary responsiblities include design, construct, operate, and maintain regression testbeds which includes networking equipment such as Cisco Routers, and Linux machines.
• Worked on the Ericssons RBOS project - which was designed to make the Routing intellegence (Essentially the Control Plane) of the SE routers platform independent.
• Run automated regress test library on all Smart Edge Multiservice Edge Router (MSER) releases.
• Analyze test script failures and open bug report when appropriate. Assist developers to reproduce and debug failures.
• Maintain and enhance scripts and test environment. Check scripts written by other test groups into central regress automated test library and verify that scripts conform to central regress requirements.
• Provide after working hours and weekend support on rotating basis.
• Script testcases using Perl programming in Unix environtment.
• Writing and debug automated test scripts using Perl in Unix environment.
• Test experience with Routing & IP protocols OSPF, RIP, ICMP, ARP

Sr. Quality Assurance Engineer

Confidential, Sunnyvale, CA

Responsibilities:

• Primary responsiblities include designing, maintaining system test - bed, performing various tests -System, Capacity & Stability & Performance tests on a whole range of Confidential Security Products.
• Reproducing customer escalation issues, & track the issue from discovery through resolution.
• I thoroughly enjoy this aspect of my job. testing Network Security applications, Firewall
• Participate in test team activities including planning, tracking, reporting, and support of test cycles.
• Engage in test case execution including defect documentation and tracking, resolution support, and fix verification.
• Work closely with product development teams, including direct and detailed interaction with software engineering teams.
• Develop test cases and plans for new functions and releases
• Write and execute detailed System, Capacity & Stability & Performance-RFC2544 test strategies, test plans & test cases for Confidential Firewalls features like VPN, including methods, tools and processes
• Testing done using testing tools like IXIA IxVPN, IxExplorer, Iperf ... Interact with Confidential development.
• Have been very involved with building & maintaining the System test bed, run system tests (VPN related & Non-VPN also)on every product on this testbed

Software Engineer

Confidential

Responsibilities:

• Primary responsibility involves testing Layer 3 forwarding which involves functional and negative tests for the following IP, ICMP, CIDR, ARP Also involved in automation, there by gained hands - on in TCL/Expect.
• These experiences helped me in setting up a test bed to be used for negative & functional tests for our script
• Development testing, involves writing and execution of test plan, conduct test plan review, testing schedule and define SQA entrance.
• Design and execute functional, negative and black box test plan and test procedure for IP, ICMP, CIDR, ARP. IPV4 Router Requirements-RFC1812
• Functional test for routing protocols (OSPF, RIP).
• Test automation using TCL/Expect,.
• Developed a Library for various Packet handling functions. Seeing the benefits of this Library, QA team across Nevis decided to use this for automation.