CV/Mission UTRAN freelance

Résumé d'expériences de David,
freelance UTRAN résidant dans la Haute-Savoie (74)

• Chicago, IL USA

  Alcatel-Lucent
  Jan 2009 - aujourd'hui

  Special matter expert (SME) on UTRAN RF/Parameterization for AT&T project.
  • Parameterization
  • Knowledge transfer
  • Issues investigations

• Alcatel-Lucent

  Wellington New-Zealand
  Jan 2008 - Jan 2009

  Expert Monitoring/Parameterization in Alcatel-Lucent New-Zealand on Sunrise project for Telecom New-Zealand operator (New UMTS850 network)
  • Support to local RF engineering teams – Knowledge transfer - Presentations
  • Support on UA6 introduction / non regressions tests
  • Lab tests
  • Parameterization/Performance Monitoring/Troubleshooting
  • UL RSSI issue detection/troubleshooting

• Alcatel-Lucent Nantes
  Jan 2007 - Jan 2008

  Expert Monitoring on 3G swap from Utran NEC-Siemens to Utran Alcatel-Lucent for French operator SFR in West of France
  VSR UA4.27, UA5.1, UA5.1 DR5 follow-up with QoS monitoring
  • Reports presentation / Redaction to the customer
  • Explaination/ Troobleshooting on degraded cells with call traces analysis Cta, Ctb, Ctg, OTCell and Iub/Iu traces with Astellia probes.
  • Control of HSUPA cells readiness
  • Alarms/Utran parameters check
  • Validation of RRH40W equipment with performance monitoring
  • Operation and maintenance tasks follow-up on the network with QoS monitoring. Follow-up for Utran new features on the network.
  • Knowledge of Utran Alcatel main parameters
  Installation of means necessary for QoS monitoring on Utran Alcatel
  • Metrics Definition and implementation on Mycom Proptima for UA4.2 and UA5.1 monitoring
  • Creation of worst cell list automatically generated every day
  • Creation of monitoring report for load follow-up on Alu 3G Area
  • Technical support for Alu « daily monitoring » team

• NEC France Paris
  Jan 2006 - Jan 2007

  3G QoS follow-up for SFR network (French operator, Utran NEC-Siemens) and support for NEC Radio Optimisation teams :
  • Tests on Idle mode reselection parameters (2G/3G and 3G/2G) with SFR to decrease indisponibility time for the users (in 3G/2G ping-pong areas)
  • Creation of an algorithm for crossfeeder detection method with counters, based on 3G/3G and 3G/2G flows
  • Study of HSDPA impact on UMTS R99 with counters
  • KPI’s follow-up on different NEC-Siemens areas
  • Bug reporting on Siemens UTRAN, follow-up with Siemens TAC2

• NEC France in SFR Paris
  Jan 2006 - Jan 2006

  Service of “ Follow-up and maintenance of the Paris area 3G QoS” in SFR Paris, for NEC France. Objective : to place at the disposal of SFR Paris engineers teams the means necessary to their work of optimization-QoS.
  • Kpi’s formulas definition with Utran raw counters
  • Creation of reports “batch” generated automatically by day/week to identify easily the cells of bad QoS
  • Confrontation between counters data and probes data : traces analysing on Iub and Iur with probes
  • Counters analysing on Paris area (Siemens reference area), to increase QoS and obtain targets values for Kpi’s fixed by SFR. Traces analysing with NEMO

• UMTS-UTRAN (NEC-Siemens) live optimisation for French 3G network SFR

  NEC France Paris
  Jan 2004 - Jan 2005

  Drivetest preparation and post-processing : Tilts and azimuts modifications following data analysis with RSCP and ECNO predictions (using WCARD), to improve radio KPIs (RSCP, ECNO, number of SC in AS). Troubleshooting of coverage and quality problems.
  • TRACES Analysis (UE and IMSI):. Classification for fail and drops (Radio, UE, UTRAN, Syst CN…), E2E KPI’s calculation. Traces acquisitions for acceptance phase using COUEI-XCAL. Troubleshooting activities.
  • Neighbour plan : 3G-3G and 3G-2G Neighbour plan definition System parameters modifications: fine tunning
  • Optimisation with counters analysis: Control of hardware or network problems
  • Presentation of periodical report to French operator SFR

• GSM Network optimisation in specific case of TGV lines

  Bouygues Telecom Lille
  2004 - aujourd'hui

  Traces analysis (with TEMS)
  • Modifications of antennas tilts and azimuts, using PLANET software for predictions / System Parameters modifications on NOKIA and NORTEL 2G equipment
  • EDGE tests