Manager Engineer

H E NRY P.

L LARENAS

Mobile: +639**-*******

Home: +634*-*******

+632-*******

**********@*****.***

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SUMMARY

• Profile : Male, Married

• Nationality : Filipino

• Current Location : Philippines

• Date Available : As soon as possible

• Special Skills : Radio Base Station (2G/3G/LTE), Wi max, Wireless

Broadband, Transmission Multiplexers (SDH/PDH/ DWDM),

Base Station/ Radio Network Controller Maintenance

(BSC/RNC), Microwave Radios, Networking, Fiber Optics

(FOA Cert. #7280595)

WORK EXPERIENCE

Jan 2012 – Present Nokia Siemens Network External Taguig City, Philippines

Technical Support Engineer

• LTE/3G/2G monitoring, rehoming and software upgrade

• Gathering data for KPI’s Analysis, Trends and Degradations through SQL Tools/Citrix

Environment

• BTS deep analysis and gathering logs using Nethawk and Wireshark

• RU20 to RU30 software conversion upgrades

• BTS Software Upgrade to WN7.0 EP1/EP2 (3G), LN 3.1 (LTE), EX5.0 (2G)

• First line maintenance in BTS (UMTS/WCDMA), BSC/RNC and Transmission Backbone

(SDH/DWDM)

• Hands on supports in Node B Commissioning,troubleshooting, node configurations,

testing and integration

• Analysed and test IuB connectivity : throughput, latency and frame loss

• Implement IP based transmission configurations at different multiplexers for the Node B

rehoming

• Packet Abis, Abis over IP (AoIP), Timing over IP (ToP), IuCS/IuR/IuB test and

implementation

• Performs Nokia/Tellabs Aggregator commissioning, integration and Software/Hardware

cross connections for 3G ATM based rehoming

• Performance analysis and improving performance of Radio & Transmission Network

• Escalate network alarms using Net Act’s Top Level User Interface (TLUI), Alarm

Management and OMS Manager

Apr 2011 – Dec 2011 NSN GTSI (Global Teleconstruction Specialist, Inc.) Makati City, Philippines

Node B Relocation Support Engineer

The company is a contractor of Nokia Siemens Network. I was working on Nokia 3G Flexi

BTS on a per project basis and performed the following:

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• FSME Upgrade – WN6.0 Software Upgrade, HSPA full baseband activation, swapping

from FSMB to FSME and commissioning

• IuB over IP Migration – FE transmission testing, activate synchronization, input all TRS

Data fill and commissioning

• Node B monitoring and troubleshooting

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Oct 2009 – Dec 2010 Smart Communications, Inc. Paranaque City, Philippines

Transmission / BSC Engineer

• Maintains Core Network Transmission Backbones

• Proficient in Mobile Network Architecture MGWs, MSCs, BSCs, RNCs, Node B & BTS

interconnectivity

• Coordinate to Optimization Group and vendors to resolve any critical and major

network failures

• Works with Multiple vendors across various transmission equipment

• Works with SDH, PDH, DWDM and Microwave Transmission Technology

• Document Network Transmission Topology diagrams and inventory

• Transmission, BSC/RNC Routine (both preventive and corrective)

• Transmission, BSC/RNC Acceptance, commissioning and integration

• Transmission interconnections and Nokia BSC3i STM 1 link testing and acceptance

• Fiber Optics testing/splicing, diagnosed with OTDR and Power Meter

• ATM/IMA knowledge and implementation on NSN AXC

• Nokia BSC memory upgrade, S12/S13 software upgrade and CD loading

• Response to any trouble calls for both BSC’s and Transmission Equipment problems

• MML Reflection for NMS2000: Fault monitoring

• Firmware and Software Upgrades

• Data Testing for WIMAX roll out

• Works with IP Technology

Jul 2005 – Sep 2009 Smart Communications, Inc. Makati City, Philippines

Field Operations Engineer

Reporting to our Supervisor, I was responsible for:

• Maintaining the quality of service, conducts benchmarking to maintain 98% availability

and free from drop calls, hand over problems and SMS failures

• Response to any trouble occurs to facilitate the restoration of the outage and delivers

essential technical supports

• Commissioning and integration of 2G Nokia BTS Equipment: Ultrasite, Metrosite and

Insite for 900/1800 Mhz frequency bands

• Commissioning and integration of 3G Equipment: Nokia Flexi WCDMA Base Station

(2100Mhz) and Ericsson RBS 3206 (850Mhz)

• Maintain subscribers internet connectivity; involves Router, CMM and AP’s isolation and

configurations

• Annual re commissioning, TRX Expansions, E1 Expansions and Ultra Swap

• Thorough analysis for BTS/RF related alarms, 2G (daily CSR, SD BLOCK, TCH BLOCK,

UL/DL Quality, TRX QUAL, Timing Advance) and in 3G (traffic descriptors configuration

D NBAP/C NBAP/IuB VP/DCN, Cell Alarms, SAAL stack alarms, Base Station Operation

Alarms)

Aug 2000 – Jun 2005 Smart Communications, Inc. Paranaque City, Philippines

Transmission Engineer

Reporting to our Supervisor, I was responsible for:

• Fiber Optics testing, isolation, splicing and restoration

• Implementation of E1/STM 1 circuits (software/physical cross connections) –

interconnections to MSCs, BSCs, HLRs, IGFs, Transit, TCSMs and Leased Lines

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• RSL/AGC monitoring of different types of SDH/PDH Multiplexers, Microwave Radios

and Line Driver

• Cut over/transferred of link, antenna alignment, replacement of RF and Modem unit

including cable lay out if necessary, mostly done with pressure of time

• ODF/DDF Installation for expansion requirements

• E1 cut over for BSCs A ters & Signalling Link Re homing

Main achievement:

• When GSM was first introduced in the Philippines, E1 circuits was congested. Installing

STM 4 Multiplexers in Ring Topology caters all interconnection problems.

Jan 1998 – Jul 2000 Protemps, Inc. Makati City, Philippines

WLL Systems Maintenance

Assigned to Smart Communications Office at Paranaque and was reporting to Technical

Manager, I was responsible for:

• Manage the contractors for their installations

• Monitoring fault of the systems

• Programming, troubleshoot and repair of 2 wire Fixed Terminal and Wireless Local Loop

Network

Main achievement:

• Troubleshooting up to subscriber side while marketing the products of WLL Equipment,

makes a positive impressions to the customers and increased more clients.

Reason for leaving: I was absorbed by Smart Communications, Inc.

EDUCATION

Jun 1988 – Mar 1993 New Era University Quezon City, Philippines

B.S. in Electronics and Communications Engineering

Jun 1997 – Aug 1997 Closa Elecronics & Computer School Manila, Philippines

Video Cassete Recorder Servicing

Jun 1990 – March 1991 Samson Institute of Technology Quezon City, Philippines

Electronics Servicemen in Radio Receiver

Jan 2011 – Feb 2011 MFI Foundations, Inc. Pasig City, Philippines

CCNA Exploration

OTHER CERTIFICATES

Feb 2011 CCNA Exploration – Networking Fundamentals MFI Foundations, Inc.

July 2010 NERA Interlink Microwave Radio Nera Phiilppines

Sept 2009 FITL Phase 5: XDM Training ECI Telecom

Feb 2009 Carrier Ethernet Operations & Maintenance Nortel Network Asia

Nov 2008 Tellabs 6345 and 6350 Nodes w/ ETEX on NMS Tellabs Philippines

Sep 2008 Super PDH Training Alcatel Lucent

Nov 2007 3G BTS Fast Track Implementation and O&M Nokia Training Center

July 2007 IP Radio Airmux2000 & ETX102 Training Smart, Philippines

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March 2006 BTS Router &WS Watch NMS Training Smart, Philippines

Aug 2005 Preventive Maintenance Training ECI Telecom

April 2005 WIFI Base Station Equipment Training Motorola, Philippines

Sep 2002 Advance Axcel & Access Training Smart, Philippines

Jun 2002 GSM System Training Course Smart, Philippine

April 2002 DWDM & XDM Training Course ECI Telecom

April 2002 Micro SDM 1 Training Course ECI Telecom

Nokia Training Center

Oct 1999 Nokia Dynanet Products

SPECIAL SKILLS

Telecommunications equipment handled:

Microwave Radio : Nokia Flexi hopper, NERA NL2000, NERA SDH Radio NL29x, NERA PDH Radio

NL24x, Alcatel MDR 4000i, Ericsson Mini link Series, DMC Radios (Magnum,

Spectrum II, Quantum series), Harris Stratex, IP Radio Airmux 2000 and ETX102,

Exalt IP Radio, Alcatel 9400AWY SPDH Radio, Motorola Wireless Broadband

System

SDH Multiplexers : Nortel MERS 8610, Nortel (6500 & 4550), Alcatel ALU 1660; Nokia SynFONet

(STM1/4, STM 16, Access Node), Ericsson (AXD 155 & AXD 620), ECI (SDM 1,

uSDM 1, SDM 16, XDM100, XDM500 & XDM1000), Siemens (SMA 4, SMA 16,

SLD 16), Tellabs (6325, 6335, 6340, 6345, 6350 & 8600), Huawei

PDH Multiplexers : Ericsson Fiber Optic Line Terminals, Nokia DM34, DM8, ACM

BTS / RBS : Nokia Ultrasite, Flexi BTS, Intratalk, Metrosite, and Insite;

Ericsson 3206 Radio Base Station

BSC / RNC : Nokia Flexi BSC, Nokia TCSM, Nokia/Ericsson RNC, NSN S AXC

Digital Cross Connect : Nokia Metrohub, Nokia DN2, Tellabs DXX

Equipment

Line Drivers : Nokia (BB2M, ACL, DNT2M ), Tellindus Line Driver

Test equipment handled : Optical Time Domain Reflectometer (OTDR), Fujitsu Fusion Machine, Digital

Communications Analyser, Communications Performance Analyser, Frequency

Counter, Microwave Power Meter, Optical Power Meter, SDH/PDH/ATM Telecom

Analyser, Spectrum Analyser, Oscilloscope, Wiltron Site Master, Anritsu Site Master,

BIRD Power Meter. Time Domain Reflectometer ( TDR ) for Copper cable,

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Transmission & Impairment Measuring Test (TIMS), Fluke Cable Tester, Fluke DVM,

Anritsu Data Tester (MT9090A), FITEL Fusion Splicer (S177A), Agilent Data Tester

Other software handled : OMS Manager, SQL Database, Reflection MML, Nokia BTS Site Manager, Nokia

WCDMA BTS Site Manager, Nethawk (MS Analyzer 1.11), Wireshark, OSS 3.1, AXC

Manager, Tellabs ECT/LCT, Nokia Hopper Manager, Siemens TNMS Surpass

Hit7060, Nortel Device Manager, Huawei iManager T2000 LCT, ECI X Manager,

Harris Stratex Portal 4.0, Microsoft Office 2010, Visio, Cisco Packet Tracer

PERSONAL DATA:

Place of Birth : Olongapo City, Philippines

Sex : Male

Marital Status : Married

Height : 5’3”

Weight : 110 lbs.

Language : English, Filipino

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