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Jaroslaw Jake Jozefczyk
1318 Kingsbury Unit 3
Hanover Park, IL. 60133
TEL. (773)216-6448
E-mail: jakejozefczyk@hotmail.com
EXPERIENCE –
Freescale Semiconductor, Lake Zurich, IL. 10/2006-present
Field IOT Engineer-
Responsible for field and lab based interoperability test of Freescale 3G wireless platforms
Worked with various internal teams to define, develop and execute test cases to validate the performance of Freescale platform under “real world” operating conditions.
Worked with development & validation teams to analyze and debug field IOT issues
Conducted drive testing of prototype i.300( 3G/HSDPA) cellular platform in greater Chicago area
Evaluated ROMES field measurement tool during field drives with reference handsets
Developed ROMES training documentation and provided training to global field teams
Worked closely with Sr. IOT Engineer to learn and evaluate field workbook application
Used Freescale tools to flash new software and configure prototype 3G cellular platforms
Sr. Drive Test Engineer
ComNet Solutions, Inc. ( Cingular Wireless ) Birmingham, AL; New Orleans, LA 03/06 – 10/06
Installation, configuration, operation and troubleshooting of Ericsson TEMS Investigation v6.1 and v.7.1
Requested to assist the Drive Test Manager with various tasks and offered technical assistance to our client when needed
Tapped to replace Drive Test Manager during his vacation ( Acting Drive Test Manager )
On-going training of and management of 7+ ( rotating ) drive test teams
Worked closely with RF Engineering and Optimization teams during the build-out of Cingular Wireless’ Dual Band network
Gained valuable RF Engineering and Optimization knowledge while working in this GSM 850 1900 MHz network
Route design and planning in an effort to increase productivity
Recognized several times during the project for strong technical and leadership abilities
Prestige Staffing, Kansas City Market 02/09/2005-23/12/2005
Drive Test Technician:
1900 overlay on the existing 850 network.
Site integration and verification.
MOTOROLA, Libertyville, IL 01/08/2004-30/08/2005
Senior Field Test Technician-Duties included:
Conducting field testing on 3G Bluetooth GSM/GPRS products prior to ship authorization including browser, GPRS, EDGE, messaging, basic features, kJava, call performance, etc. Identify and duplicate field problems - Interface with field engineers, development engineers, and program managers to resolve issues. Flashing radio software and code plugs. Prepare PC, GPS for test. Developing test plans and test cases.
LCC International Inc, New York, New Jersey, Connecticut Market 01/09/2003-31/05/2004
Associate RF Engineer - Duties included:
Coordination of 12 drive test teams, Preparing Procedures for SGSN, MBCCH Rehomes
Phase 0, 1 & 2 E911 Testing, EDGE Testing, Site Verification & Troubleshooting, Cluster Testing
BSC Rehomes, AMR Testing
Wireless Facilities Inc, Chicago Market 03/20/03-05/25/03
GSM 850 Optimization, Site Verification, Cluster Testing, Trouble Shooting
Precision Wireless - Sub-contractor for ERICSSON (04/02-03/03)
Cell Technician for Cingular and AT&T
Indianapolis, IN 11/29/02-03/14/03
-GSM 1900 & 850 Optimization using Ericsson's TEMS T61,TEMS 4.0 & TEMS Investigation3.2.2
Cluster testing, Cell site optimization, E911Testing, Trouble shooting of network quality problems, Conditional acceptance using DTI scanner
Riverside, CA, 09/12/02-10/03/02
-24 site TDMA rehome, cell and border testing, trouble shooting of network quality problems
Pittsburgh, PA, 08/21/02-09/07/02
- GSM 1900 Optimization, E911 testing
Austin, TX, 05/22/02-07/23/02
- GSM 1900 Optimization
Sacramento, CA, 04/17/02-05/15/02
- GSM 1900 Optimization using Ericsson's TEMS Investigation 3.2.2
Tek-Systems, Rolling Meadows, IL (3/00-4/02)
Drive Tester-System Performance Technician with Voicestream Wireless during the build out of the largest GSM 1900 PCS Network in Chicago.
Network and cell site optimization:
Footprint, Call Path Trace, Inter-cell+Intra-cell Handover verifications, responding to customer
complaints
Drive test data collection and post processing of collected data using Ericsson's TEMS
Data collection for network verification using Nemo's drive test Tool for Outdoor Measurement (TOM)
Post-processing and analysis of drive test data using Nemo's Software for Analyzing Measurement (SAM)
Continuous wave data collection for prediction model tuning and site verification utilizing Grayson Spectrum Tracker Software & Equipment. Coordination of crane tests.
E911 Testing
Post-processing of collected CW data using Odyssey.
Electromagnetic Emission Testing using Narda Probe and Redman Tool.
Preparation of coverage plots using Logica's Odyssey Propagation Tool. Input and update of site-specific information into the prediction tool.
Analysis and trouble shooting of network quality problems.
Preparation of quality survey report and network drive test plots.
Maintenance, administration and set-up of test equipment.
Site verification and evaluation.
TOOLS - Ericsson’s TEMS Investigation Nemo Outdoor, SAM & TOM, Logica's Odyssey, Mapinfo, Grayson Spectrum Tracker, Motorola’s PST, RTA, Radiocomm, Compal’s PCO2,Freescale’s OneUI ,DLA,
Rhode&Schwarz ROMES, Microsoft Streets & Trips, Word, Excel, Power Point, Street Atlas
EDUCATION - Harper College, Palatine, IL
1997-99 (undergraduate)
LANGUAGE - Fluent in English, Polish and Russian
Reference: Leland Treebs Wireless Platform Validation Engineer (847) 337-3726
Frank Stambe RF Team Leader, Ericsson (317) 374-7078
Chris Lamb project Manager, Ericsson (317) 410-1504 |
