Vyas A

ac1k15@r.postjobfree.com

330-***-****

OBJECTIVE:

A career in Network and data communications. To Understand the intricacies of data communication over several medium. Seeking a role where networking products needs a methodical quality assurance process that will identify and address issues with network solutions and products.

SUMMARY:

6+ years’ experience as Test Engineer working on Wireless networking, Wireless Access Points, Wi-Fi Protocol Testing, Wireless Security Testing and System Testing and Testing of Validation of 802.11 Wireless LAN products (Wi-Fi).

●Good experience in throughput performance and WLAN security testing of Wi-Fi Access point

●Experience in Test Automation

●Experience in coordinating with multi-location testing team. Preparing Daily Status Report, Weekly Status Report, Bug Report, Test Progress report.

●Knowledge of cellular network technologies like CDMA, GSM, UMTS, LTE.

●Expertise in Cisco Prime Infrastructure Network Control System

●Familiar in working with IP4 & IPv6 addresses

●Experience in configuration of Virtual Local Area Networks (VLANS) using Cisco routers and multi-layer Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter VLAN routing and VLAN using 802.1q.

●Extensive experience in WAN Technologies, Switching Technologies along with failover mechanism & Inter VLAN Routing types

●Good understanding of TCP/IP, DHCP, DNS, NAT and other networking protocols

●Familiarity with using spectrum analysers, programmable attenuators and other RF test Equipment.

●Experience in wireless packet analyser tools like WIRESHARK, OMNIPEEK, AIROPEEK.

●Experience in configuring Client-to-Site VPN using IPSEC VPN on Checkpoint firewalls

●Skilled in handling projects through the full product development life cycle with experience in Android, IOS, Windows Wireless LAN and SIP.

●Hands on Experience in bug tracking tools -BUGZILLA, FILEZILLA, software life cycle management tools like HP-ALM.

●Bug reporting and follow up activities to resolve the bugs

●Working with the development team for debugging and recreating the bugs

●Experience in Testing of Mobile Apps In Various OS Like Android/Windows/IOS.

●Knowledge in scripting languages (PERL, Python, Ruby etc.)

●Experience from multi cultural MNC, overseas & highly process oriented environments.

●Recognized in the workplace for consistent delivery of superior project results within budget and scope, working and communicating efficiently and effectively across multiple organizational teams and exhibiting excellent people skills.

●Familiarity with using spectrum analyzers, programmable attenuators and other RF test Equipment

Worked as Subject Matter Expert (SME) and Provided Training to interns in Test Bed Creations, Configuring Access Points and Preparing Test Cases.

Strong written and verbal communication skills successfully leveraged in project documentation.

Skill Summary:

Networking

TCP/IP, L2-Switching, L3-Routing

Wireless Technologies

Wi-Fi(802.11a/b/g/n/ac), Wi-MAX, LTE, Bluetooth

L2/L3 Technologies

802.3, Bridging, STP,802.1Q,802.11,802.16,802.15

Hardware Experience

Hubs, routers, switches, firewalls. In Home Wi-Fi Routers (D-Link, Linksys, ASUS,NETGEAR, Broadcom), Wi-Fi USB’s(Linksys, ASUS,D-Link), Cisco Access Points(1552C,1552E,1552CU,1552CU,3600,3500,2600,3700,1532),

Networking

Languages

LAN/WAN, LWAPP, TCP/IP, VPN

C, Python, Ruby, PERL

Operating System

Linux (Fedora and Ubuntu), Windows, MAC OS, Solaris

Professional Experience:

Harman International Northridge Clark, OH Aug ’16 to till date

Wi-Fi Test Engineer

Roles & Responsibilities:

●Responsible for Test Plan Writing, Test Execution, Bug Reporting and Tracking.

●802.11 a/b/g/n connectivity under different authentication and encryption modes like WEP, WPA, WPA2, 802.1x (EAP-TLS, EAP-md5)

●Write Test Cases for testing Wi-Fi / WLAN Devices.

●Review vendor WLAN surveys and provide technical guidance to correct and improve reports.

●Perform WLAN surveys using Air Magnet.

●Build WLAN monitoring site maps in the Cisco Prime Infrastructure system.

●Consult project managers on wireless survey requests. Assist with determining standards of next version of WLAN implementation.

●Complete change requests, work orders and service requests.

●Troubleshoot and resolve incidents. Upload survey files to network location and migrate existing survey files to new file structure.

●Testing the various features on Home Gateway, Using Wireshark.

●Tested WEP, WPA, WPA2, WPS Push Button, Pin Entry Methods.

●Tested Firewall Settings, MAC filtering, Throughput.

●Tools used IX Veriwave, IX Chariot, iperf, AT4 Performance tool and IX Wave Dynamix.

●Involved in analyzing the logs and reporting the bugs in bug tracking system.

●Responsible for security and performance testing for different frequencies

●Responsible for security and roaming testing for 802.11 standards

●Throughput performance between Access point and client by using iperf

●Valid key length and valid key formatting checking for all Encryption modes(WEP, WPA-PSK, WPA2-PSK) for all supporting configuration(Funk and Microsoft Supplicant).

●Tested the different features (RTS/CTS, Fragmentation, Beacon, SSID, Channel Support, operational modes, protection mechanism) of access points.

●Performed Roaming testing with different authentication, different modes and different distances.

AT4 WIRELESS (IN – LAB Testing) HERNDON, VA Mar‘15- Aug ’16

Wi-Fi Test Engineer/QA Engineer

Job Responsibilities

●Prepare and setup Test Environment for Access Point Testing for Time Warner Cable deployment.

●Conducted performance and feature testing based on Access point, WLC and software release.

●Identify issues related to Chamber setup, network setup, performance tool issues and feature violation.

●Outdoor Wi-Fi testing (Drive, long duration and basic performance).

●Configuring, upgrading and integration Cisco, Ruckus and BelAir (Erricsson) Controller for specific customer requirements.

Tasks Completed

●Tested access points from Cisco, Ruckus, Ericson, Cablevision and Xirrus or TWC test suite.

●Radio performance testing on 802.11 a/b/g/n/ac radios on multiple vendor Wi-Fi access point ( Basic rate vs range, Performance with Wi-Fi and Non Wi-Fi interference, Multi User (100-500clients), Multiple SSID, temperature, beam forming, Wi-Fi roaming, QoS)

●Feature testing on multi-vendor Wi-Fi access points (Channel Availability, Data Rate Verification, Dual Band Steering, Security Protocol Suite, Basic Operation Test, Mesh, Client Black list and Access List). Tools used IX Veriwave, IX Chariot, iperf, AT4 Performance tool and IX Wave Dynamix.

●Experience in configuring controllers (Channel Band Change, DHCP Relay Setting, Channel Fly settings, QoS Setting, SSID Creation, WLAN Group Assignment, AP Client Limit, a/g/n/ac mode settings, Mesh Creation, software upgrade, AP Policy setting)

●Mesh Testing for Time Warner Cable deployment (Fail Over /Fail Back, backhaul performance, roaming).

●Verified interoperability of Wi-Fi devices (Samsung Galaxy S4, Samsung Galaxy Tablet, XOOM, HTC One, MAC Book Pro, iPad, iPhone (1x1),MAC Air, Wi-Fi Dongles (ASUS, DLINK, LINKSYS, NETGEAR) )

●Worked with TWC Core QA network to perform functionality and performance testing ( Throughput Testing, Mesh Testing, Cable Modem Testing, Controller Failover and Failback testing, Multi User Stress testing)

●Validation of Time Warner Cable test Cases (Cisco Daisy Chain, multi user scenarios, Rate vs range in OTA, throughput and fairness)

Issues Identified

●BelAir muliclient (50) association issue with global configuration vs per radio configuration.

●Ruckus Channel Fly interference algorithm. Identified and reported issue with Ruckus access point auto channel selection during introduction of interference.

●Cisco QoS VoIP/Video traffic profiles having un-acceptable performance ( delay, jitter, latency) verified configuration issues with Cisco switch unable to distinguish L2-QoS marking.

●Throughput and fairness setup issue in Semi conducted environment.

●Cisco Mesh access point unable to re-converge to original topology on varying conditions.

●Identified and troubleshoot issues related in Wi-Fi LAN environment (Low Throughput, ARP, DHCP, Interference, Client Isolation, protection mechanism, Throughput and Fairness, TCP Connection failure, Multi-User client limitation, Client Disconnection, AP Breakdown)

KOPIN Corporation, SCOTTS VALLEY, CA Nov ‘13 till Feb ‘15

Description:

This project involved testing of an android apk for Wi-Fi connection manager. Connection manager helps in optimizing Wi-Fi connection on the android device.

Responsibilities:

●Writing Test cases as per requirements.

●Executing Test cases for different releases.

●Bug – reporting.

●Involved in technical discussion about the defects and new feature implementations.

Environment& Tools: Android, JIRA,

Global Edge Software LTD, Hyderabad Jun ‘10 – Sep’ 13 Wi-Fi Test Engineer

Description:

Verification and validation of “Marvell SD8787 WLAN Driver” for Linux platforms.

Roles and responsibilities includes (Software Engineer)::

●Driver Installation and Configuration Testing.

●Writing and execution of test plans with exposure to the complete Software Testing Life Cycle.

●Validation of 802.11a/b/g/n protocol Functionalities in Infrastructure and P2P mode.

●Validating Backward compatibility with IEEE-802.11 a/b/g.

●Various user scenario and stress test case validation.

●Validation of WEP, WPA, WPA2 Security Functionalities.

●IOT Throughput and Connectivity testing with various APs.

●Over The Air performance testing of Wi-Fi driver in different locations with respect to Access Points.

●Performance testing of Wi-Fi Display Miracast feature.

Education:

Bachelor of Engineering – Electronics and Communication Engineering in 2010

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