Sarfraz Haq

ad1y7s@r.postjobfree.com

Summary

Multiple years of work experience in quality assurance and testing for software and hardware.

Strong technical background in design verification, testing, troubleshooting and technical support.

Experience with DOCSIS in the past.

Experience with broadband service and Wi-Fi

Vast experience in telco, and enterprise complex solutions testing and design validation.

oSoft Switch Media Gateway, Intelligent Gateway, RBS (Radio Base Station), PoC (Push-To-Talk Over Cellular Phone), IMS, Ericsson CCF and OSS-RC, Call Recording Platform and Web Servers installation, configuration, and testing.

Hands on experience in VM deployment of virtualization and OpenStack cloud environment.

Professional Experience

Syntronic

Client Amazon Robotics February 2022 - July 2022

North Reading Massachusetts - Contract

Working as an SQA Engineer. Writing test cases and executing test cases. Entering bugs verifying and validating fixes.

Using Jama for creating and executing test cycle.

Experience in Jira ticket system.

Recovering robotic drive units that may have had issues/failures during day or overnight test runs.

Tested Robotic drive movement.

Tested robotic package sortation.

Genesis Networks Global Service

Client AT&T - Middletown, New Jersey September 2013 - March 2018

Design Validation Engineer - Contract

Project: Enhanced Push to Talk (EPTT)

Designed developed and maintained test cases for mobile devices (iOS and Android).

Testing and validation of Mobile phones Push to Talk application on iOS and Android OS. Variety of mobile phones e.g. iPhone, iPad/iPod, Samsung, Motorola, Sonim etc.

Executed manual testing on mobile devices.

Logged bugs in bug tracking system QC. Knowledge of quality/bug tracking systems (i.e., Quality Center, TMATS) and testing processes.

Vendor Management (Bug Fix & Software Upgrade prioritization/scheduling, Vendor Documentation).

Troubleshooting skills utilizing protocol analysis applications such as Tektronix IRIS, and Wireshark. Worked as an EPTT Engineer in CPE Device Certification AT&T Lab.

Analyzed SIP messages using Wireshark.

Test and collect traces for various VoLTE scenarios in Lab and Production environment.

Validate VoLTE Handover service between LTE and WiFi for in-call (Voice/Video) and idle mode scenarios.

Tested Wi-Fi product, its protocols and did testing of the same with different routers.

Perform Triage and Troubleshooting during regression and Sanity testing of new VoLTE features.

Coordinate test planning and execution of system validation testing (SVT) in Lab environment

End to End VoLTE call-flow analysis for various call scenarios.

Test and validate SIP/RTP call traces and call flows using Wireshark and IRIS® from Tektronix.

Ericsson Charging Collector Function (CCF) and Operations Support System-Radio and core (OSS-RC).

Tested and validated design of Ericsson CCF non-Virtualized node. Tested Call Detailed Record (CDR) for HC Sessions by using the ACRs delivered by vSBG and Broadsoft Application Server (BS-AS).

Tested CCF alarms on Ericsson OSS-RC.

Tested Ericsson Multi-mediation (EMM) provides charging collector.

function (CCF) role via Rf/Diameter for vSBG and BS-AS.

Wrote and executed hardware and software tests for Ericsson CCF and OSS-RC.

Project: Mobile Call Recording (MCR)

As a part of MCR team, AT&T deploys a new Hosted Voice Service (vHV) on a Virtualized Platform leveraging the AT&T Integrated Cloud (Openstack cloud).

Functional testing of application.

Responsible for feature, regression and performance testing.

VM creation/snapshot of virtualized components using Horizon Dashboard GUI OpenStack cloud environment.

Member of AT&T’s Cloud based Domain 2.0 (SDN + NFV) Network Virtualization initiative.

Verifying different mobile calls and call recording.

Participated in design validation of Mobile Call Recording.

Executed tests and load running. Composed, edited and analyzed report of MCR load.

Project: Collaborate Call Recording

Wrote and executed test plans. Entered defects and verified after fixes.

Executed integration and regression testing on Call Recording Platform (Dubber).

Using IRIS and Wireshark analyzed SIP messages for troubleshooting.

The Select Group - NC

Client Tekelec - Morrisville North Carolina August 2012 - July 2013

Professional Services Engineer (PSE) Contract

Installed and configured Tekelec Diameter Signaling Router (DSR). Supporting Customers on site and remotely.

Installation and configuration of Management servers HP Rack Mount DL 360, DL 380 and BL460c Blade servers.

HP c-Class system and HP Onboard Administrator installation configuration and testing.

Installation and configuration of Cisco switches 3020, 6120XG and 4948E rack mount Network switch.

Travelling to customer sites for installation and configuration of DSR.

Provided training and assessment of designated Customer for finished Installation/Configuration and/or Upgrade/Backout procedures.

Motorola Inc - Lowell, MA November 2005 - December 2011

Senior Engineer NPI - Full Time

Supported installation, integration, acceptance testing and ongoing modification and configuration changes to the Push to Talk platform for Motorola Push To Talk (MPTT).

Installed, configured and tested web servers and Push To Talk Over Cellular (PoC) platform running Linux operating system in House and customer site.

Built and tested Web servers running Linux operating system (RedHat).

Test VoLTE CDMA service in Lab and FOA production for smooth rollout.

Performed diagnostic troubleshooting and technical support remotely.

Developed service documentation and procedures for customers.

Developed MOPs for new software release.

Reported software and hardware problems and assisted in prioritizing the importance.

Participating in PoC projects for Verizon USA, OPTIMUS Portugal, Vodaphone Spain and TELCEL Mexico. Traveled to international customer sites for FOA.

Configured and tested DotHill SanNet II RAID. Wrote and executed test plans for IMS e.g., Billing, Voicemail, Conferencing, Call features.

Cedar Point Communications - Derry, NH August 2004 - November 2005

Senior Systems Test Engineer - Full-Time

Cedar Point Communications is the first in the development of integrated Cable media switching system (CMSS).

Performed interoperability and validation of Class 5 Switch (Safari).

Tested VoIP, System performance, DOCSIS, Euro DOCSIS, MGCP, SIP, SS7, MTA, CMTS interoperability.

Worked on Packet Cable networks using internet protocol (IP) technology as the basis for a highly capable multimedia architecture.

Tested Motorola’s family of embedded Multimedia Terminals Adaptor (MTA) for DOCSIS® and PacketCable® compliance for high-speed data and voice by using dynamic QOS and VoIP protocols like SIP.

Interoperability of CMTS Motorola BSR64000, Arris and Scientific Atlanta MTA’s (multimedia terminal adapter) and cedar point communications Class 5 solution CMSS (Cable media switching system) a new category of voice switching equipment, designed to be PacketCableTM compliant.

Load testing using Hammer (Load Blaster) and SoftMta tool. Redundancy testing during load running.

Siemens Networks Convergence LLC - Chelmsford, MA April 2000 - March 2003

Senior Member of Technical Staff - Full-Time

Created Product test plans, executed test procedures and reported results.

Created and executed tests for hiQ8000 (Soft switch), Media Gateway (MG) and Intelligent Gateway (IG) and faults testing. Included, installation and configuration of system, power, thermal, networking, population, redundancy, clock, loop back testing.

Created SS7 ISUP test plans and executed the tests reported bugs.

Executed tests for voice and data network management graphical user interface, (NMC) for the VOIP, SS7, data connections and Media Gateway Control Protocol (MGCP) .

Wrote Faults/Alarm test cases from design specifications and executed test plans. Used protocol analyzer Etherpeak to verify SNMP traps. Performed load testing using Ameritec Crescendo.

Boston Communications Group - Woburn, MA July 1999 - April 2000

Software Quality Assurance Engineer - Full-Time

Used Hammer to execute tests.

Tested application on Windows NT based platform using Oracle Database.

Used scripts to run tests on Hammer to ensure quality of prepaid Cards for Cellular Phone. Load testing using Hammer.

Comverse Network Systems - Wakefield, MA July 1996 - June 1999

Software Quality Assurance Engineer, R &D - Full-Time

Created and executed test cases of the enhanced service applications and system administration deliverables on UNIX platforms.

Installed, configured and tested Voice Mail Systems on International customer sites.

Visited international customer sites, Telecom Asia Thailand and Paktel Pakistan: Installed, configured and tested Voice Mail systems.

Telecom Asia Thailand: Visited customer site for Customer Acceptance Test (CAT).

Sprint labs USA: Performed platform testing in house and at customer site.

DDI / IDO Japan: Created and executed Administration and platform test cases.

Instaphone Cellular Phone - Larhore, Pakistan August 1990 - October 1992

Radio Engineer - Full-Time

RBS Engineer/Supervisor.

Managed a seven persons team of Technicians.

Conducted Microwave Transmission network planning and field survey.

Installation and commissioning of CMS 8800 (Ericsson) Communication.

Radio base stations.

Provided Quality control, installation and commissioning of RBS sites throughout Pakistan.

Performed Base Station Testing.

Education

BS, Electronics Engineering

Suffolk University Boston, MA

AS, Computer Science

Quincy College Quincy, MA

Certification & Training

Telecommunications Systems Technology Certificate, Northeastern University, Boston,

Cisco CCNA Training for CCNA Exam, Roger Williams University, Providence RI.

Computer Telecommunications, University of Massachusetts, Lowell, MA

Completed Red Hat Linux training RH033 and Red Hat Linux System Administration RH133.

Novell / LAN C.N.E. Certification Program, Boston University, Boston, MA

https://www.linkedin.com/in/sarfraz-haq-11920a1/

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