Nuesca, Nestor C.

Address: Sta Mesa, Manila, Philippines

Mobile: +63-949*******

Email address: ac0hzj@r.postjobfree.com; ac0hzj@r.postjobfree.com Profile

• More than 15 years of combined experience in transmission field which includes project management, network design, installation, commissioning and optimization

• Experienced handling transmission team performing planning/design, engineering and installation

• In-depth knowledge in SDH/PDH Microwave Radio Design

• Hands-on experience in PDH/SDH microwave radio and multiplexer

• Experienced in Radio Frequency Scanning, Interference Analysis and Site Hunting

• Knowledge in MS Software applications (MS Word, Excel, PowerPoint), Visio, MapInfo and other software programs used in the preparation of documents and engineering plans Career Highlights

• Handled the transmission team of Digicel PNG dealing with mobile transport and ICT business requirement

• Headed the transmission network design of Rwanda’s 3rd Mobile operator using Marconi MDRS/OMS for backbone and Minilink Traffic Node for Access network

• Design of SDH MW Transmission Backbone for Tigo, DRC using Marconi MDRS/OMS equipment

• Design of SDH MW Transmission Backbone for Celtel/ Niger using NSN SRA SDH Radio equipment

• Redesign Celtel Niger Metro Access Network using Ericsson Minilink Traffic Node

• Design Backbone and Access transmission network of MTN/IranCell Phase 1 GSM project Tehran

• Project Management of Microwave SDH Backbone upgrade for Smart Communications, Inc., Philippines

Employment

July 2016 – December 2016: Digicel (PNG) LTD

Transmission Remote Support

• Remote support in the transmission upgrade implementation for 3G phase 8 rollout

Provide port assignments for configuration and circuit routing

Validate MS Team link budget prior to implementing

Provide final decision during any deviation from plan against actual onsite

• Remote support in the transmission resiliency design

Validation of vendor’s BOQ proposal based on Digicel’s design objective

Validate vendor’s configuration design for functionalities/interoperability to current network

Validation of vendor’s installation design

• Remote support in the dimensioning of network modernization

Validate MS Transmission team dimensioning as per Digicel’s guidelines

Validate MS transmission team’s configuration design

Review BOQ proposal to match with detailed transmission requirement

• Remote support in the evaluation of the following

New RBS site

Site relocation

Site colocation

MW link re-routing

• Remote support to operations

Trouble shooting of 2nd vendor MW link equipment in the network

Provide routing details of ICT circuit for trouble shooting

Trouble shooting of corporate leased line circuits June 2011 – June 2016: Digicel (PNG) LTD

Transmission Manager

Leads the transmission section in the design and planning activity for the network

• Responsible in leading the transmission team for the design of Digicel’s network expansion

• Plan and design transmission connectivity for 2G, 3G and LTE sites in different rollout phase

• Detailed design for 3G/LTE transport backhauling requirement

End-to-end IP traffic design

Ethernet over PDH/SDH transport design

• Create detailed mapping plan from PDH to SDH level for cross-connection reference

• Perform actual cross-connection into live network element

• Detailed transmission upgrade plan for budget approval

• Transmission evaluation and generation of BoQ for equipment ordering

Equipment type/configuration

Required Frequency Sub-band to use

Required capacity license

• Capacity dimensioning for network expansion

Dimensioning to include a 2 year master plan requirement

Projected 3G/LTE bandwidth expansion

• Microwave radio design with 99.999% availability objective all year round

Fade margin objective 30dB

RSL target @ +/-3dBm tolerance from link budget

• Perform frequency planning, scanning and interference analysis

• Design ICT/corporate network requirement via L1/L2 routing

• IP Planning

3G/LTE ATND preparation

Traffic routing through L2/vlan

DCN IP routing plan

• Trouble shoot faulty microwave radio installation and perform commissioning

• Support to network operations group

Trouble shooting microwave link fault

Trouble shooting mobile and ICT circuit end-to-end

• Equipment Handled ;

Ericsson Minilink Traffic Node and Compact Node

Marconi MDRS Radio

Marconi OMS 1664, 1260, 1410

Ceragon IP10 and IP20C

January 2011 – May 15, 2011: PDM - Samsung Philippines Corp. Project Supervisor

Project management of assigned SAMSUNG WIMAX project for Smart Communication, Inc.

• Responsible for the implementation of Wimax technology project for Smart Communications, Inc. North Luzon area

• Responsible for the quality of installation in accordance to Smart installation standards

• Commissioning and Testing of SAMSUNG Wimax SPI-2410

• Supervise VSWR and DTF testing of feeder cable

• Guides contractor in trouble-shooting to clear installation fault between indoor unit to antenna system

• Responsible in performing alarm simulation as part of system’s functionality test

• Responsible in conducting continuity test for the following;

Radio Access Station (RAS) to Access Control Router (ACR)

Radio Access Station (RAS) to WiBro System Manager (WSM)

• Verify Transmit power, Frequency and VSWR of each sector

• Responsible for everyday activity of sub-contractor to ensure SAMSUNG and client standards strictly followed

• Conduct drive test for upload and download speed as part of network optimization

• Conduct site acceptance testing with client representative November 2010 – December 2010: Cybercom (Digicel PNG Project) Senior Transmission Consultant

Responsible in conducting transmission network audit and creation of a 2 year master plan for Digicel network

• Review of Digicel Planning and Design Criteria used which includes topology analysis, microwave design parameters, link budget calculations etc.

• Network Performance and capacity analysis of the network

• Review on microwave links availability versus design objective set by the network

• Review of the network synchronization to verify any problems potentially caused by poor synchronization

• Assessment on the network management system for effective performance monitoring

• Assessment of the network operations and maintenance procedure covering MTTR, Preventive maintenance addressing network weaknesses

• Preparation and documentation of network assessment report with corresponding recommendations for improvement

• Preparation of a 2year transmission master plan that covers the following;

Capacity dimensioning to include Phase 6,7 & 8 2G rollout, SDP and 3G technology

Network Enhancement plan for resiliency

Roadmap towards IP Network migration

Bill of materials

• Support in the presentation of network assessment and 2-year Master Plan to Digicel technical department

• Preparation/submission of final report for the Network Audit and Master Plan activity January 2010 – October 2010: ZTE Philippines, Inc. Installation Supervisor

Supervise over-all implementation of ZTE assigned projects ensuring required timeline achieved

• Responsible for implementation of wireless technology projects which includes WIMAX, LTE and IP MW Radio

• Responsible for implementation of Power System

• Commissioning and Testing of ZTE Wimax ZXMBWB9100 and ZXRW9110

• Commissioning of ZTE IP MW Radio ZXMW S200/S500 SDH/PDH

• Commissioning of ZTE Power system ZXDU68 S301

• Installation of LTE Equipment for Liberty Telecoms Trial project

• VSWR and DTF testing of feeder cable

• Conduct drive test for upload and download speed as part of WIMAX network optimization

• Responsible for inventory, segregation and delivery of equipment to each site on time

• Responsible for everyday activity of the sub contractor to make sure that ZTE and client standards will be followed

• Conduct site acceptance testing with client representative January 2009 – June 2009: Netcom Consultants/Cybercom (Millicom – Tigo Rwanda Project) Transmission Planning Manager

Responsible for the transmission design of the country’s 3rd mobile operator TIGO

• Leads a transmission team for the design of the transmission network based from company’s marketing input and license obligation from Regulator

SDH Backbone design using Marconi MDRS 155 MW Radio and OMS 1654/1260/840 multiplexer

Access Network design using Minilink Traffic Node

Link budget calculation and capacity dimensioning to support GSM, 3G and Interconnection requirement including expansion

MW Radio Frequency Plan which includes interference analysis

• Manage preparation of detailed transmission plan which include Bill of Quantity (BOQ) for presentation to client’s management team

• Detailed evaluation of vendor/supplier’s proposal in terms of Bill of Materials (BOM) based from network design submitted

• Selection of equipment vendor/supplier based from both technical and commercial competency

• Regular coordination with selected vendor (Ericsson) for finalization of Bill of Quantity (BOQ variation created immediately if needed)

• Responsible in leading the transmission team for finalization of network high level design

• Evaluate and recommend Acceptance Test Procedure from equipment vendor/supplier

• Work closely with RF and Core team for any changes in the network plan that may affect Equipment Bill of Quantity

• Establish Microwave Design Parameters that will be used in the network (based on ITU recommendations) which includes Availability

• Manage team by preparing schedule for field work activity such as TSS and LOS

• Monitor team’s activity to deliver required work on agreed time line

• Provides weekly transmission progress report prior to weekly management meeting with Client

August 2008 – December 2008: Aircom International (Millicom – Tigo DRC Project) Senior Transmission Planning Engineer

Responsible in bringing a transmission design for GSM rollout and enhancement of Tigo network

• Design Tigo SDH Terrestrial Main Backbone network using Marconi MDRS 155 MW Radio and OMS multiplexer

• Access transmission planning and engineering of Tigo phase 2, 3 and 4 BTS roll-out using Ericsson Traffic Node PDH radio with AMM2p, AMM6p and AMM20p

• Equipment configuration and capacity including E1 drops per node

• Capacity planning nationwide in preparation to link upgrades for both last mile and Intermediate links

• Design link connectivity of existing sites for re-routing

• Plan and allocate Abis transmission route; issuance of call-offs for sites due for integration

• Conduct radio path survey, LOS verification for SDH backbone nodes and access links

• Prepare microwave frequency plan with supporting radio frequency interference (RFI) analysis data

• Create optimize mux plan for the whole network to include rollout sites

• Support to telecom implementation (TI) group in any issues regarding link activation

• Knowledge transfer of transmission planning considerations particularly in radio design to local engineers

• Evaluate transmission design work of new local transmission engineers April 2007 – May 2008: Aircom International (Celtel/Zain – Niger) Senior Transmission Support Engineer

Responsible in bringing transmission design solution and optimization plan for Celtel network

• Design and Engineer Celtel’s SDH Backbone project using NSN SRA4 SDH microwave radio which include equipment configuration and detailed mux plan

• Design detailed E1 mapping for the cross-connection of SDH Multiplexers Hit 7060 and Hit 7025 drop per node

• Develops enhancement plan to current network such as topology reconfiguration to provide protection route

• Develops plan for the swap-out of microwave transmission to use Ericsson Minilink Traffic Node PDH radio

• Upgrade of Alcatel PDH MW links from AWY to Super PDH MXC

• Network capacity dimensioning in accordance with company’s direction for 2years master plan forecast. Expansion with new network elements (MGW, BSC)

• Design transmission migration plan of CELTEL Vsat sites to microwave terrestrial link

• Design terrestrial interconnection link towards neighbouring countries for the “Celtel One Network” application

• Radio Path Survey, LOS verification, Frequency Interference Analysis and Frequency Planning

• Network optimization by implementing the following;

Redesign link using desired frequency band with respect to actual path length

Proper High band / Low band radio orientation of the link

Modification of link polarization with reference to RFI study

Modification of diversity link with the desired configuration (SD or FD)

Optimal RSL of -38dBm 3dB tolerance)

Link availability at 99.999% all year round

• Set-up Pathloss Database for CELTEL current radio transmission network

• Provide support to local transmission engineers in rectification of transmission link faults

• Provide support to operations group in analyzing link troubles and recommend isolation procedure

• Provide support, comments and recommendation to equipment choice for the network (i.e. from Radio, Multiplexers and compression equipment)

• Support to local team in the implementation of Alcatel swap link upgrade

• Plan and allocate clear transmission Abis route for BTS previously in cascaded setup

• Validate vendor’s design proposal for the backbone to optimize equipment specifications such as antenna size, diversity application and availability objective

• Project updates, progress of the network audit project

• Knowledge transfer of transmission planning considerations particularly in radio design to local engineers

September 2006 – December 2006: ACE Telecom (Nokia – MTN IRAN CELL Project) Transmission Team Leader

Responsible in delivering transmission network design to Nokia for MTN Irancell 2G Rollout

• Prepare Technical Site Survey (TSS) and Line-Of-Site Survey (LOS) schedule for team’s daily activity of the week

• Deployment of Transmission and LOS Engineer for daily activity of TSS and LOS

• Evaluate the daily result of TSS prior to LOS report preparation

• Update the network topology based on the Line-Of-Site Report

• Submit updated network and propose the possible link to NOKIA as per TSS/LOS result

• Conduct Technical Site Survey of the proposed MTN Iran-cell site for microwave radio main transmission path and possible alternate links

• Conduct Line-Of-Site survey of the proposed Radio Path Link

• Regular updating of the Detailed System Design (DSD) document with new and amended set of changes in any Transmission

• Prepare the initial transmission nominal plan

• Regular updating on site tracking database

• Preparation of Microwave Frequency Applications documents in accordance to Local Rules

• Prepare E1 routing and cross-connection diagram through Net-Act Planning Tool

• Synchronization plan for transmission access network elements

• Path calculations for microwave links including the annual availability fade margin etc

• MWR Frequency plans and interference analysis depending on the policy of the specific local authority

• Update the MW equipment forecast BOQ for each phase of the project

• Prepare all details of transmission data for site integration (8KCC file, 2MCC file, Abis timeslot mapping, and network elements connection)

November 1997 – September 2006: Smart Communications, Inc., Philippines Transmission Planning Supervisor

Responsible in bringing a transmission requirement from concept to operation of Smart Communications, Inc., transmission network

• Leads team in preparation of detailed engineering plans and issue work order for the installation, testing, transfer, recovery, and cut-over of transmission facility

• Responsible in the design and engineering of transmission solutions for Smart backbone networks, intermediate links and last mile facilities via microwave radio, fiber and VSAT facilities

Design, implement and commissioning of the SDH MW Transmission Backbone using NERA Interlink

Design and budgetary costing of 700+ kilometres Fibre Optic Backbone Network using Nortel equipment in parallel to SDH MW Transmission Backbone

• Prepares complete BOQ/PR documents and evaluate supplier technical proposal.

• Provide project updates, ensuring team designs are accurate and of high quality

• Microwave Link Planning, Design and Engineering which includes Performance Calculations & Objectives

• Radio Path Survey, LOS verification, Frequency Planning, Radio Frequency Scanning and Analysis

• Perform BER Testing of E1 and STM-1 level

• Testing and acceptance of SDH Radio and multiplexer installations

• Provision and optimization of transmission route for Iub, Iur, Iu-PS & Iu-CS interface of 3G Networks, Abis, Ater, E1 Signalling of 2G Networks & Gb Links for GPRS/Edge applications and Wireless Broadband Access (WiFi, WiMax and DSL)

• Operations and Maintenance Support

May 1996 – November 1997: ICC Bayantel, Philippines Transmission Engineer

Responsible in the design installation and commissioning of ICC backbone network spur links and vsat nodes

• Radio path survey for line-of-sight verification and Vsat azimuth & look angle confirmation

• Microwave Link Design and Engineering which includes Performance Calculations, Availability Objectives & detailed mux plan

• Frequency Planning, Radio Frequency Scanning and Analysis

• Installation, testing and commissioning of SDH Microwave Radio and Multiplexers for integration

• Bench testing and installation of low capacity Microwave radio links for PCO voice and data requirement

• Installation of low capacity multiplexer for corporate accounts

• Provisioning of Network Architecture, Routing Plan and Topology

• Issue work orders and engineering plans for implementation, project control and monitoring May 1995 – May 1996: Liberty Telecoms, Philippines Transmission Engineer

Responsible for the design of microwave transmission systems for Backbone, Node Spur, RBS Spur and PSTN interconnect links

• Performed site survey for SDH Radio Backbone and Spur Links of Liberty Telecoms

• Performed Radio Frequency Measurement for effective Frequency Plan

• Design, planning and allocation of Radio Frequencies for Microwave Transmission

• Performed antenna propagation and analysis for proposed RBS location

• Provides proper documentation (planning, design review, implementation and to as-built documentation) of Liberty Telecoms transmission network component Educations and Accreditations

Bachelor of Science in Electronics and Communications Engineering Lyceum of the Philippines University. Manila, Philippines

Registered Electronics & Communications Engineer of the Philippines ECE No. 11113

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