Phone: 469 224 7524.

Phone: 214 484 5629.

Email:gprabu@yahoo.com

1114 Spinnaker Ct,

Irving, TX 75063

 

Ganesh J Prabu

 

 

 

Highlight of Experience & Skills:

·          Managed a software delivery team of 20 personnel spread across USA and Canada using Agile SCRUM in the successful delivery of two new BB Phones and supported 6 in-market devices.

·          13+years of experience in technical oversight, requirements analysis, design, development, testing and integration of telecommunications software using C, C++, Java languages on Linux/Unix/VxWorks/QNX OS.

·          Architected key components of “Radio Resource Manager” for QNX based BlackBerry devices.

·          Expert level knowledge of Wireless systems (UMTS, LTE).

·          Expert level knowledge of TCP/IP, SIP, IMS  and User Terminal Access Stratum (RRC, PDCP,

·          RLC & MAC).

·          Expertise in Network and UE side protocol development.

·          Hands-on experience in all aspects of software design, development, quality assurance, configuration management and design reviews

 

Educational Qualification             

              M.S. Computer Science, University Of Montana, Missoula, Montana. GPA 4.0/4.0.

B.E. Computer Science and Engineering, Government College Of Technology, Coimbatore, INDIA. 78.6% (3.7/4.0).

 

Patents             

·          US Patent 7,730,072: “Automated Adaptive Classification System for Bayesian Knowledge Networks”.

·          34771-US-PAT – US Publication Number 2012/00221877: Method and apparatus for managing power levels in a handheld mobile communication device

·          39838-US-PAT – US Publication Number 2012/0219134: Apparatus, and associated method, for facilitating screening of a terminating communication

 

Skill Set:

 

Technology/Domain	LTE, 3G-UMTS,
Operating Systems	Linux, Unix, Solaris, VxWorks (RTOS), QNX, Windows
Programming/ Scripting Languages	·          C, C++, Java, Perl, Shell Scripting, TCL-Tk ·          Data Structures using C and C++ ·          Data Communications and TCP/IP Network Programming Fundamentals ·          Network Programming and Inter Process Communication (IPC) using threads and sockets
S/W Methodologies /Tools	GDB, Lauterbach, Code Coverage
Frameworks / Middleware	Eclipse, X-Code
Development Tools	QXDM, QCAT, QRCT, RTD,
Protocols	LTE, UMTS, SS7, RADIUS, TCP/IP, ASN.1, VoLTE (IMS/SIP)
Configuration Tools	Clearcase, Perforce.

Professional Qualities:

·          Recognized as one of the “Go-To” and “Whatever it takes Attitude” leader within the organization and rewarded repeatedly for high energy and positive attitude.

·          Always be in Top 10% performer.

·          Proven success in on-time delivery by fostering a culture of design-driven product development and rolling up sleeves to get the details right.

·          Effective Team Lead who can communicate goals & priorities to the team and ensure delivery of quality product

·          Stay on top of technology curve and up-to-date on new platforms amd innovations in the mobile computing arena.

 

Work Experience              

 

BlackBerry, Irving, TX USA.

 

Title	Individual Contributor
Duration	From: Feb 2013	To: Nov 2013
Platform	QNX
Language	C Language

·          Responsibility includes triage, analysis, debug and fix call/data Performance related issues found in Performance Testing (Internal, Field and Carrier).

·          Representative of the Development Team Key Performance team.

·          Responsible for resolving email clogging issues experienced by Field and Beta users.

·          Interfacing with QUALCOMM for LTE/3G/2G issues found and integrating them to our code

 

Anritsu, Richardson, TX USA

 

Title	Software Engineer Staff
Duration	From: Feb 2012	To: Feb 2013
Platform	Windows, RTD, Linux
Language	Java, RTD scripting

·          Collaborated with Subject Matter Expertise (SME) from carriers (Verizon, AT&T) to formulate the Carrier Acceptance Test (CAT) library requirements that will be used by carriers for validation of Phones in LTE technologies.

·          Elaborated requirements from carriers and developed Anritsu specifications for the following features

o         Vo-LTE and RCS for Verizon CAT (SIP and VoIP).

o         CS FB for AT&T CAT

 

BlackBerry, Irving, TX USA.

 

Title	Lead - Radio and Integration
Duration	From: Feb 2008	To: Feb 2012
Platform	Linux, BB7,  Nucleus
Language	C, Java, Perl

·          Lead team of 20 engineers/leads across US and Canada for data issues on RIM Devices. Responsibilities include providing technical guidance and working out with other team to get the issues analyzed, fixed, tested and delivered.

·          Built and managed a team that is responsible for in-market BB devices that are built on QUALCOMM chipset family 7XXX and 8655 while the other teams are concentrating after BB10. Responsible for all software upgrades after product launch for all QCT based RIM products to the carriers. Tasks include getting the needed IOT, CDG, GCF and Field-testing done and approved for shipping the update.

·          Built and Managed a product team for Radio that is responsible for product development from h/w bring up till End of Life, Involved in SFN, GCF certification, IOT, FTS and Carrier acceptance and Market release for the product in Verizon network.

·          Interfaced with QUALCOMM on radio related issues and integrated resolutions in BB code for verification.

·          Architected and developed “Radio Resource Manager” for QNX based BB devices using C in QNX  environment along with the team in Canada

·          Re-engineered Tunnel Management feature for BB 7 architecture. Responsible for the analysis/fixing of issues seen in pre-IOT, IOT testing in Modem functionality and emergency call back mode.

·          Primary architect of the AT parser feature for the first touch screen world phone from BlackBerry

 

Motorola PCS, Libertyville, IL USA

 

Title	Sr. Staff Software Engineer
Duration	From: Oct 2003	To: Feb 2008
Platform	Linux, P2K
Language	C, Java, Perl, C++

·          Feature Lead for VoIP feature within 3G UMTS Stack.

·          Worked on KPI project, that collects and process Data Performance for all 3G Motorola Phones and comparing the results with competitor phones, which will be used as feedback to tune the performance.

·          Responsible for data throughput issues (3G phones) across all IOT, Field, Carrier Validation, Certification, Factory and Operator Testing’s.

·          Feature champion for code coverage and scenario coverage for Layer 2, UMTS Stack (writing End to End and Unit case scenarios and directing a team to write and execute the scenarios).

·          Spec reference person for 3GPP components PDCP, RLC, BMC.

·          Designed and implemented the self learning data flow control feature for UMTS stack, which will enable to port the stack on a less efficient processor.

·          Optimized the data path to utilize less memory and streamlined the data path.

·          Redesigned the RLC uplink and downlink for MIPS improvement.

·          Implemented Cell Broadcast feature, BMC and RLC layer, extended the black box environment to cover BMC also.

·          Point of contact for all issues and new features related to RLC and R99 Data issues.

·          Designed and Implemented a black box test environment for RLC Layer

·          Analyzed, Designed, Implemented and Tested RLIST SUFI to improve the performance for HSDPA.

·          Engine front person for all stack related issues from field for Motorola UE A845.

·          Front end person for all stack related issues for IOT with Ericson and Nortel Networks RNC for Motorola UE A845.

·          Redesigned Layer 1 state machine for DSM sleep mode.

 

Motorola Networks, Arlington Heights, IL USA

 

Title	Sr. Software Engineer
Duration	From: Jan 2001	To: Oct 2003
Platform	Linux, VxWorks
Language	C, Perl

·          Tested End-to-End security functionality for UMTS system between MOTOROLA UE and MOTOROLA UTRAN.

·          Responsible for implementing and testing all security (ciphering) IOT effort.

·          Developing software solutions for 3GPP Spec

·          Provided support for RLC Layer during MOTOROLA field testing in Australia

·          Tested End-to-End security functionality for UMTS UTRAN using Motorola internal Black Box test equipment.

·          Optimized the Radio Link Controller to make it stable and get high throughput.

·          Re-engineered the Radio Link Controller in SDL for getting automated code process and studied the performance.

·          Developed optimized ciphering functionality as per the 3GPP standard using KASUMI algorithm.

 

RightNow Technologies, Bozeman, MT USA

 

Title	Software Developer (Intern)
Duration	From: May 2000	To: Aug 2000
Platform	Linux, MySQL, Oracle
Language	C, Java, Perl

·          Developed a knowledge base for customer support system.

·          Developed a working search engine core for interactive customer support that works in Linux, Solaris and Windows environment and can use SQL, MySQL in the background.

·          Increased the efficiency of the search by improving the stemming algorithm and implementing the natural language and fuzzy searching.

·          Implemented a hierarchical tree clustering for efficient grouping and provide a base for guided wizard search for novice user, this was submitted for the International Patent.

 

Computer Skills.             

Operating Systems:              QNX, Nucleus, VxWorks, CRAY T3E, Linux.

Programming Languages:              ANSI C, ANSI C++, Objective C and JAVA1.2.

Development Tools:              Eclipse, Xcode, MPI, PERL, PERFORCE, GIT, JIRA, CLEARCASE, MKS Integrity, TCL and TK.

Other Areas:              SQL, TCP/IP Programming, Client Server Computing, Using UML Design Strategy and Parallel Processing.

 

Publications

·          Basak, S., Mills, D., Opitz, D., Prabu, G.(2000), “Hazard Assessment Modeling: A Hierarchical QSAR Approach”. IASTED International Conference on Control and Applications. (464-467). Banff, Canada

·          Morton, D., G. Prabu, D. Sandholdt, L. Slater, "The Integrative Role of COW's and Supercomputers in Research and Education Activities," in 41st Cray User Group Proceedings, 24-28 May 1999.

·          Opitz, D, Prabu, G. Smith, G. and Wrobel, C. (1999). Neural Network Ensembles For Control. IASTED International Conference on Control and Applications. (464-467). Banff, Canada.