RF Engineer
Resume:
Juan Jos Garc a Villalona
Experienced Wireless Professional
Mobile: +1-849-***-****
E-mail: ******.**@*****.***
Telecommunications Engineer specialized in Mobile Communications with 7+
years of experience in Network Design, Rollout, Optimization, Quality
Assurance, Client Servicing, Leadership and Personnel/Project Management.
Proficient in UMTS and LTE technologies. Work experience with different
vendors (Huawei and Ericsson) and operators (France Telecom Orange
Dominicana, Wind Telecom and AT&T).
PROFESSIONAL EXPERIENCE
Position: Senior RF Planning and Optimization Engineer LTE/UMTS
Company: Huawei Technologies, Dominican Republic
Date: August 2012 - Actual
Summary: Optimization, design and troubleshooting of 200+ LTE eNodeB and
800+ UMTS NodeB networks. In charge of UMTS rollout and optimization, and
support in the LTE rollout and optimization.
Project experience & Main Responsibilities:
. LTE network planning, rollout and optimization. Cluster drive
tests, log files post processing, optimization and analysis.
. UMTS/LTE design including coverage and KPI analysis. New site
search area definition.
. Elaborated propagation prediction for coverage estimation and
verification.
. Actively involved in network planning and optimization. Assumed
responsibility for implementing RF work including PSC, PCI, LAC,
TAC & neighbor lists planning and initial tuning.
. Layer 3 analysis in DT and post processing tools for LTE
troubleshooting.
. Analysis of KPIs, investigation and improvement of network
quality problems.
. In charge of Post Launch UMTS optimization and troubleshooting
of the entire network of more than 800 sites. Including
parameter recommendations for improving KPIs and neighbor
analysis. Troubleshoot problem areas and provide recommendations
for system performance enhancements. RAN parameter consistency
check.
. Split sector project coordination and optimization. In charge of
delivering project reports and progress to the customer.
Optimization of antenna tilts and neighbor lists.
. Ensure all optimization work meets agreed-upon Key Performance
Indicator criteria by launch date scheduled with the customer.
. Capacity forecast and performance evaluation for network
expansion.
. Responsible of UMTS special projects in the RF department and
new features implementation testing.
. Concerts and special events and holidays monitoring and
troubleshooting.
. Experienced with Huawei RF tools for network optimization and
troubleshooting like OMSTAR, M2000, PRS and LMT, as well as
Huawei Genex Probe and Assistant. Atoll, Mapinfo and UNET for RF
Design.
Position: RF Services Engineer Experienced, Post Launch UMTS Optimization
Company: Ericsson (Global Service Center), Mexico
Date: September 2011 - March 2012
Summary: Post Launch optimization for UMTS 850/1900 MHz networks.
Project experience & Main Responsibilities:
. Optimization of new sites and new carriers integrated to the
existing UMTS network. Worked with 4 carrier networks.
. KPI monitoring and delivering recommendations in order to
improve them. Monitoring and Analysis of post launch critical
KPIs CS/PS Ret., CS/PS Acc., IRAT HO optimization, HSPA
throughput, NON-HS power utilization.
. Final parameter and configuration audit.
. Layer Management configuration of Intra, Inter and IRAT
neighbors between UMTS carriers and cells.
. Traffic balance between the different carriers of the UMTS cells
(directed retry, load sharing).
. In charge of maintaining KPIS after antenna change out turnkey
project in the Austin, Texas market. PRACH (overshooting), RSSI
and Traffic analysis. Communicating daily with customer and
contractors.
. Missing neighbor analysis and recommendations using WNCS.
. Hardware faults and alarms analysis.
. Experiencedwith Ericsson tools such as OSS, Business Object
Reports (BO) and Winfiol for RF troubleshooting commands.
Position: UMTS RF Planning and Optimization Engineer
Company: Huawei Technologies, Dominican Republic
Date: October 2009 - September 2011
Summary: Planning, Optimization and Troubleshooting of UMTS 900 MHz
network. RF Team Lead, responsible for the deployment of the network.
Project experience & Main Responsibilities:
. In charge of RF network planning, rollout and optimization.
Performing RF duties including network PSC planning, site
functionality tests (single site verification), cluster drives
(data collection) and system verification (RRC, NBAP and RANAP
layers and parameters). Optimize RF clusters in the customer
network during the deployment phase.
. KPI monitoring and improvement.
. (CS) voice, (CS-64) Video Call, PS-R99 and HSDPA & HSUPA
testing, troubleshooting and optimization.
. IRAT configuration and optimization parameters.
. Multi carrier solution configuration and optimization. Worked
with 4 UMTS carriers.
. DC-HSDPA (42 Mbps) and HSDPA+ (21 Mbps) testing and
configuration.
. In charge of delivering project reports and progress to the
customer.
. Drive test post processing and analysis. Deliver recommendations
in order to improve coverage and quality.
. Post Launch Optimization and Network Performance Improvement:
KPI monitoring (3 months after commercial launch), deliver
advice and recommendation to maintain the KPIS on the agreed
target (Accessibility, Retainability, Mobility & Service
Integrity).
. Experienced with Huawei RF tools for DT (Genex Probe), Post
Processing (Genex Assistant), Network Performance Monitoring
(PRS, NASTAR and M200), Network Planning (UNET, Atoll) and Node
B & RNC parameters configuration.
Position: Telecommunications Specialist Company:
Innova Technology, Dominican Republic
Date: January 2009 - June 2009
Summary: Telecommunications consultant for the Education Department.
Project experience & Main Responsibilities:
. Deliver end to end communication between all the schools in the
Dominican Republic.
. Support all the technical activities and designs in order to
complete project delivery.
. Planning the wireless interconnection and remote wireless access
through different technologies (Wimax and Satellite).
Position: Wimax RF Design Engineer Company:
Wind Telecom, Dominican Republic
Date: July 2007 - December 2007
Summary: Wimax 2.5 GHz network planning.
Project experience & Main Responsibilities:
. Work on the design of the Wimax Network.
. Planning and coverage analysis, microwave links design and
performing RF site surveys.
. In charge of site selection.
. Work with Atoll RF Planning Solution and Mapinfo.
Position: GSM BSS Junior Engineer Internship Company:
Orange Dominicana, Dominican Republic
Date: April 2007 - June 2007
Summary: Internship for BSS Engineer.
Project experience & Main Responsibilities:
. Configuration and integration of Ericsson GSM RBS into existing
GSM network.
. Work with Ericsson RBS OMT in order to load and check
configuration and expansion scripts.
TECHNICAL TRAINING
. Advanced UMTS Network Design and Optimization & LTE
Huawei - 2014 (Shenzhen, China)
. RAN13 UMTS Advanced Network Optimization Huawei -
2012 (Dominican Republic)
. LTE fundamentals Huawei - 2012
(Dominican Republic)
. 3G Network Optimization Ericsson -
2011 (Plano, Texas)
. UMTS Radio Network Optimization Huawei -
2010 (Mexico City, Mexico)
. Scalable IP Networks Alcatel
Lucent - 2009 (Dominican Republic)
. Certified Wireless Network Administrator (CWNA)
CWNP - 2008 (Madrid, Spain)
. Mobile Communications Seminar (UMTS) UPM
- 2008 (Madrid, Spain)
. Advanced Wireless Technologies
Instituto Novatech - 2008 (Madrid, Spain)
. Carrier VOIP Network Fault Management
Nortel - 2007 (Raleigh, North Carolina)
. Introduction to Carrier VOIP Nortel -
2007 (Raleigh, North Carolina)
ACADEMIC REFERENCES
. Master's Degree in Communications Systems and Networks
2008
Polytechnic University of Madrid - UPM
Faculty of Telecommunications
. Bachelor's Degree in Electronic and Communications Engineering
2003 - 2007
Technological Institute of Santo Domingo - INTEC
Faculty of Engineering
LANGUAGES
. English: written, lecture and conversation: 100%
. Spanish: written, lecture and conversation: 100%
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