PROFILE
Telecommunications professional, with extensive experience providing support for implementation and maintenance of Mobile Networks, around 5 years working in telecommunications industry and excellent understanding of 2G&3G standards.
Job experience in GSM/UMTS projects for network deployment, RAN Elements dimensioning, commissioning, integration, reconfiguration, rehoming, hardware expansion, software upgrade, network assessment, expansion and troubleshooting, and transmission planning and optimization.
Good written and oral communications skills, teamwork and collaboration spirit, very responsibly and able to work under pressure.
PROFESSIONAL EXPERIENCE
Ericsson Mxico
07-2011 - Present
Access Transport Design Engineer America Movil Project
Planning and design of transport network UTRAN (RNC3810, RNC3820) and prepare TND report for the customer.
Troubleshooting for IUPS redundancy over IP/Ethernet, standardize the configuration for RSTP, VLANs, SCTP Multi-homing and M3UA associations on SIGTRAN for RNC3820.
Prepare acceptance test for IUPS redundancy and support on site during ATP with the customer.
Planning IuFlex for SGSN in Pool, RNC All IP and IuFlex for MSC in Pool (Blade Cluster)
Fill CCRs templates for UTRAN configuration, including RNC Northbound release W10b, ARW, BIT and Onsite.
Planning IuB ATM, Dual Stack, Full IP for new RNCs and generate datafills for NodeBs rehoming.
Update Network Node Renewal Process NNRP-4 to perform GS upgrade in BSCs release G08B/G10B with the right Temporary Corrections.
Tools used Moshell, MO Scripts, MS Excel, Wireshark, Telnet, Unix OS, MML Commands.
ZTE Corporation Ecuador
01-2011 - 06-2011
RAN Engineer Telefonica Movistar Project
Transmission planning for RNC/BSC interfaces. ATM for IuCS, IP for IuPS/IuB/Gb, E1 TDM for A, and IP over E1 for Abis.
Supervise RNC/BSC installation perform RNC/BSC commissioning, interoperability test and integration with CN.
Support during the commissioning for EMS (NetNumen M31) and integration for Alarm Management interface with Operators Network Management System (BEM)
Coordinate and perform ATP for RNC/BSC/EMS hardware installation and services
Support during the swap of BTSs/NodeBs (from NSN to ZTE equipments). Prepare MOP, Scripts, download NodeB software and run the scripts during the swap.
Get performance data from EMS, analyze main KPI for services in 2G/3G, CS traffic/PS throughput in interfaces and prepare a report for the customer.
Provided effective and consistent technical support, administration and trouble shooting for ZTE RAN equipments (2G and 3G).
Tools used NetNumen M31, OMCB, OMCR, SDR LMT, UMTS Tracing Tool, Red Hat Linux, AIX OS
Nokia Siemens Networks Chile
06-2010 - 12-2010
RAN Transport Planner America Movil Project
Dimensioning of RAN Nodes (RNC, WBTS) and interfaces (IuB, IuR, IuCS, IuPS, IuBC) according to capacity and quality requirements from the operator.
Planning the transmission parameters for RNC and NodeBs to be integrated using different types of transmission technology (ATM, Dual Stack, Full IP)
Network performance analysis, and optimization support in access/transmission area (GSM and UMTS)
Generate datafills for NodeBs rehoming between RNC or NodeBs migration from ATM to Dual Stack or Full IP transmission.
Work in an assessment project for radio access network 2G/3G, where were analyzed 13 RNC, 36 BSC, NodeBs and BTSs integrated, and the interfaces between RAN Nodes or between RAN and CN.
3G analysis includes RNC hardware model, software version, NodeBs and Cells configured, CS Erlangs, PS Throughput, Load Factor, BHCA, CPU Load, Interface utilization for IuPS/IuB with ETH/IP transmission, and Control Plane/User Plane/Interface utilization for IuCS/IuPS/IuR/IuB with ATM transmission.
2G analysis includes BSC hardware and software version, BTS/Cell/TRX configured, PCM Lines used, CPU Load, AMR Erlangs, GPRS Mbps, and A/Abis/Gb interface utilization.
Prepare a RAN Topology document in MS Visio which includes all RAN Nodes, interfaces, transmission type and current capacity.
Generate a Master Plan for summarize the analysis. It provides technical description, functionality, dimensioning, capacity and scalability of Operator network 2G/3G.
Tools used NetAct, HIT, TANG, RNW Manager, Report Explorer, MML Scripts, Hyperion, Radio Commander, Oracle DB, MS Access, MS Excel
Huawei Technologies Ecuador
06-2009 - 05-2010
UTRAN Engineer America Movil Project
Perform IuR, IuFlex, One Tunnel implementation and IuPS/IuCS reconfiguration
Plan and perform NodeBs Rehomings. Prepare MOP, MML Scripts, and test post-rehoming (around 150 sites in 4 groups)
Perform RNC software upgrade from RAN6.1 to RAN10 using Upgrade Client tool
IPRAN implementation layer 3. Prepare IP Planning, MOP, MML Scripts, and test post-migration (around 60 sites integrated to IP Backhaul)
Installation, commissioning and integration of IP Clock Server, planning and configure synchronization of NodeBs with ETH/IP transmission.
Support in swap project of about 50 NodesB in Coast Region, from DBS3800 to DBS3900. Prepare MOP, MML Scripts, download NodeB software and run the scripts during the swap.
Prepare MOP and MML Scripts in order to configure HSUPA feature and perform acceptance tests with the customer.
Planning and perform IuB reconfiguration over ATM (IuB expansion and IuB transmission remapping)
Analyze traces in order to solve problems related to 3G Network and services
Support RAN Engineers in performing NodeB rehomings and IuB reconfigurations
Dimension IuB and plan transmission for new RNCs. Generate datafill and perform initial configuration.
Perform logical changes in parameters at RNC level and Cell level according to RF team requirements.
Tools used M2000 Client, LMT, Trace Viewer, Upgrade Client, RAN OMSTAR, CME, FTP Client, MML Scripts, Batch Commands, Alarm Browser, Wireshark, Telnet, Solaris OS.
Huawei Technologies Venezuela
09-2008 - 05-2009
UTRAN Engineer Telefonica Movistar Project
Install RNC software, perform initial configuration and patch upgrades. Generate MML Scripts for IuCS and IuPS. Run the scripts and integrate RNC with CN and OMS.
Plan transmission of IUB Interface, load IuB configuration in RNC side, perform NodeB remote commissioning and integration using M2000 Client
Perform network monitoring and handle alarms related to RAN Nodes and their interfaces
Perform RNC acceptance test for hardware installation, services and features configured.
Support RNC Rehoming during MGW swap. Prepare MOP, MML Scripts, and test post-rehoming.
Perform Area Code (LAC/RAC/URA) reconfiguration. Increase LAC/RAC from 2 to 8 in Gran Caracas City. Prepare and execute MML Scripts and tests post-reconfiguration.
Analyze traces in order to solve problems related to 3G Network and services. Get support in 3GPP Standards or create tickets and escalate to Product Line or R&D.
Perform logical changes of parameters at RNC level and Cell level according to RF team requirements
Tools used M2000 Client, LMT, Trace Viewer, Upgrade Client, RAN OMSTAR, CME, FTP Client, MML Scripts, Batch Commands, Alarm Browser, Wireshark, Telnet, Solaris OS.
Huawei Technologies Ecuador
05-2008 - 08-2008
Wireless Engineer America Movil Project
Responsible for site survey, TSS report and civil works supervision for new sites.
Supervise outsourcing companies during hardware installation of NodeBs (DBS3800)
Test IuB transmission from site until RNC and perform NodeBs commissioning and integration.
Coordinate and perform NodeBs ATP for hardware and services acceptance.
Perform alarm monitoring and NodeB troubleshooting using Alarm Browser tool.
Tools used LMT Client, CME, FTP Client, MML Scripts, Alarm Browser, Telnet
In.Planet S.A. - Ecuador
01-2007 - 05-2007
WLAN Technician
Support WLAN equipment installations. Verify Internet/VoIP services of corporative clients.
Install Omni-directional Antennas and configure DLINK Access Points in 2.4GHz band.
Install and configure microwave links in 5 GHz band using AIRMUX (RAD equipments)
Perform alarm monitoring and WLAN network management using WhatsUp tool
Support VoIP devices configuration and Asterisk PBX installation and configuration
Tools used WhatsUp Client, RAD Link Budget Calculator, Asterisk PBX, Ret Hat Linux OS, BONUS Billing Tool, Telnet.
EDUCATION
UNIVERSITY ESCUELA SUPERIOR POLITECNICA DEL LITORAL.
ELECTRONIC AND TELECOMMUNICATIONS ENGINEER, 2003-2008
COLLEGE NATIONAL COLLEGE J. M. VELASCO IBARRA.
BACHELLOR, 1997-2003
OTHER STUDIES
WCDMA RAN REL. W10B
ERICSSON. Ciudad de Mexico, Mxico. Jul. 2011
WCDMA RNS LEVEL II
ZTE CORPORATION. Guayaquil, Ecuador. Apr. 2011
GSM BSS LEVEL II
ZTE CORPORATION. Guayaquil, Ecuador. Mar. 2011
WCDMA RAN REL. RU10
NOKIA SIEMENS NETWORKS. Santiago, Chile. Jun. 2010
LTE SYSTEM FUNDAMENTALS
HUAWEI TECHNOLOGIES. Guayaquil, Ecuador. Dec. 2009
RAN11 & HSPA+ FUNDAMENTALS
HUAWEI TECHNOLOGIES. Maracaibo, Venezuela. Mar. 2009
RNC & NODEB COMMISSIONING AND INTEGRATION
HUAWEI TRAINING CENTER. Caracas, Venezuela. Aug. 2008
RNC & NODEB PRODUCT AND SYSTEM DESCRIPTION
HUAWEI TECHNOLOGIES. Guayaquil, Ecuador. Jul. 2008
WCDMA FUNDAMENTALS
HUAWEI TECHNOLOGIES. Guayaquil, Ecuador. Jun. 2008
VOIP SYSTEMS USING ASTERISK
VLIR-ESPOL PROGRAM. Guayaquil, Ecuador. Jan. 2008
FUNDAMENTALS OF UNIX
CISCO-ESPOL ACADEMY. Guayaquil, Ecuador. Oct. 2007
