Raymond C. Sto. Tomas, ECE, CCNA
1185 Paco, Obando, Bulacan, Philippines 3021
+639183372639
raymondcst@gmail.com
Network Planning & Engineering ▪ Network Planning Supervisor / Specialist Network Planning  ▪  Systems Engineering  ▪  Technology Roadmap  ▪   Budget Preparation  ▪   Project Management & Implementation
Overview	Electronics and Communications Engineer with 6 years of experience in Network Planning and Engineering, Provisioning, Optimization, Troubleshooting, and Project Management: ·                Building Networks – Planning, design, implementation and construction of resilient wired and wireless Transport networks such as the OSP of Fiber in the Loops, Domestic Fiber Optic, as well as low to high capacity microwave networks. Works on L1/L2/L3 Transport network platforms such as IP/Packet/Optical Networks, Carrier Ethernet Networks, and SDH and Packet Microwave Radios. ·                Capacity Planning – Data analysis of current network services utilization for planning and appropriation of budget allocation for transport network architecture. ·                Technology Roadmap – Conducts Proof of Concept on the upcoming technologies offered by different vendors to be used as solution to network requirements. ·                Systems Engineering – Circuit provisioning (E1/STM-1/STM-16/STM-64/10G) of Transport solutions to both IP/TDM Core and RAN requirements; Optimization, re-grooming and troubleshooting of Transport networks. Conducts surveys and assessments for roll-outs and expansions. ·                People Development - Provides training/lectures to newly hired company engineers, and to engineering undergraduates as part of the company’s corporate social responsibility to the academe. ·                Community Activity – Organizer of the intra-departmental sports fest and RnRs; technical writer, the Editor-in-Chief of the company’s departmental newsletter.

Professional Experience

 

Supervisor / Specialist

Smart Communications Inc. | June 2013 – present

·               Oversees development of plans, high and low level designs, and budget approval of projects under my area of responsibility.

·               Conducts analysis of existing network utilization for capacity planning, project recommendation and budget approval intended for network modernization from TDM into IP network.

·               Develops transport solution for RAN (Abis, 3G-IUB, LTE S1 and X2), BSC (Ater, SS7, Gblink), RNC (IUPS, IUCS, Signaling), and broadband services requirements such as Canopy, Wi-Fi and Wi-Max.

·               Handles the planning, design and budget allocation of the transport network synergy:

o   Smart Communications Inc. and PLDT Co. transport synergy.

o   Smart Communications Inc. and Sun Cellular transport network integration.

·               Conducted Proof of Concept for the following equipment:

o        ECI MCSM-50 module

o        ZTE Outdoor CEN equipment

o        Technical evaluation of E-band and V-band radios for Aviat, Ceragon, Ericsson, Huawei, NEC, NSN, Siklu, Siae and ZTE.

·               Participates on technology roadshows organized by different vendors.

 

 

 

 

Senior Engineer

Smart Communications Inc. | January 2011 – June 2013

·               Developed fundamental plans, high and low level designs, and worked on budget approval for Smart’s 3-year modernization portfolio which includes:

o        Migration of TDM network into IP through CEN (ZTE and FiberHome).

o        Establishment of high capacity optical network via integration of ROADM into Smart’s backbone Transport network (ECI Apollo Family).

o        Deployment of Packet Radios as solution to the modernization of the sites not feasible for FOC deployment.

·               Conducted Proof of Concept for Packet Radio offered by different vendors such as Aviat, Huawei, Ceragon, Alcatel-Lucent, NSN, Ericsson, Nera, NEC, and Fujitsu.

·               Designed the 250-km Palawan Backbone Inland Domestic Fiber Optic Network via Ciena’s OME6500, and the Puerto Prinsesa CEN City Loop to provide 40 Gbps capacity to the province, boosting the company’s support to the local tourism of Palawan.

·               Optimization of Transport network:

o        Expansion of working Hybrid radios by upgrading radio units and licenses, without changing the current antenna system, thereby minimizing cost, downtime and tower loading.

 

Engineer

Smart Communications Inc. | December 2007 – December 2010

·   Prepared/issued detailed engineering plans and work orders for the installation, commissioning, acceptance, testing, transfer, dismantling, recovery, and cut-over of transport facilities including the implementation and acceptance of projects. The engineering plans include the vicinity map, site plan, rack schedule, floor plan and equipment layout, cableway plan, antenna and transmission line layout, bill of materials and equipment costing.

o   Palawan SDH Radio Backbone Change-out / Expansion from Nera Interlink 4xSTM-1 to Nera Evo 7xSTM-1

o   Bohol SDH Radio Backbone Change-out / Expansion from Nera Interlink 4xSTM-1 to NEC DMR5000 7xSTM-1

o   Tagbilaran City, Bohol Fiber in the Loop

·   Ensured effective E1/FE management to maximize utilization and for optimum traffic routing.

·   Ensured resilient transport network through redundancy and diverse transport facilities.

·   Provided transport solution to immediate and future requirements for 2G, 3G, HSPA, and Wimax.

·   Conducted map study and on-site surveys for roll-outs/site re-location/site co-location to verify radio link Line of Site, space availability; or to verify FOC route, splice points, and other outside plant requirements.

·   Conducted acceptance tests for microwave radio links and optical fiber testing for new FOC projects.

·   Developed assessments and dimensioning plans of ECI and Tellabs multiplexers considering site requirement and power budget calculations.

·   Has extensive experience on with end-to-end project management, coordination with vendors for costing, Bill of Quantities, project design, project implementation and project acceptance.

 

Wireless Transport: Microwave link planning, calculation and implementation:

·   Conducts map study and actual survey for the verification of LOS on-site with first-hand experience with the use of survey instruments such as binoculars, compass, digital camera, topographical maps, laptop computer and GPS.

·   Creates Microwave Radio Link design and calculation using planning tools such as Pathloss 3.0 and Mapinfo with radios such as Aviat Eclipse, Alcatel-Lucent AWY, Nokia Flexihopper and Ericsson Minilink.

·   Conducts study of the propagation conditions for a planned system including clearance criteria based on ITU Recommendations. This includes study of the propagating signal using reflection, diffraction and multipath analysis and calculating availability calculations according to ITU Recommendations.

·   Troubleshoots radio frequency interference following ITU recommendations and through the use of BER tester, Feed Horn Antenna, LNA, and Spectrum Analyzer.

·   Facilitates frequency plan, study and licensing for regulatory application to the National Telecommunications Commission.

·   Conducts acceptance testing for new radio links based on path calculation and in accordance to ITU recommendations using BER test for TDM, and RFC2544 for Packet Radios. These radios include Aviat Eclipse Packet Node, Nera Evolution, NEC DRS5000 and Fujitsu NFRX.

·   Handled frequency planning, radio allocation and deployment of Harris/Aviat Super PDH Microwave Radio Project Phases 6-10, and Packet Radio Phase 1 for Smart Communications Inc.

 

Wired Transport: Fiber Optic Network planning, calculation and implementation for FITL/DFON:

·   Map study and actual survey for possible routes of fiber optic cable using road maps, topographical maps, GIS-based applications such as FalconView, Google Earth and the manual measuring tool roller meter.

·   Designed and plotted the proposed optical fiber network in a map for aerial, underground or direct buried plan and prepare a costing for project approval.

·   Solid grasp of fiber optic technology such as fiber optic cable components, fiber types, connector types, path panels, and fiber optic outside plant standards.

·   Conducted optical fiber testing and acceptance with JDSU/Anritsu test equipment.

·   Assessment and dimensioning of multiplexers with regard to the site requirement and power budget calculations. These include ECI XDM100/300/500, Tellabs 6320

·   Troubleshooting of optical networks using JDSU/Anritsu OTDR and Data Testers.

 

 

Project Management

Handled major projects for backbone, intermediate and last mile networks:

·   STM-16 / STM-64 / 10G rings of FITL Projects, DFON and MW Radio SDH Backbone, and Transmission Solution for 2G, 3G, HSPA, Broadband, Wimax and LTE requirement.

·   Has extensive experience with end-to-end project management, coordination with vendors regarding site surveys, costing, Bill Of Materials preparation, Purchase Requests, project design, project implementation and project acceptance.

 

 

Training and Development

Part of the training team who provides lectures to newly hired engineers regarding the current transport technologies and equipment used in the network; and as resource speaker to engineering undergraduates in accordance to the company’s commitment to its corporate social responsibility.

 

 

Media and Publication

Editor-in-Chief of “Transcripto”, the official newsletter of Smart’s Transmission and Support Facilities Department

 

 

Programs and Applications   Has working knowledge of Microsoft Word, Excel, Powerpoint, Visio, Project; Mapinfo, Google Earth, FalconView, Pathloss, Packet Tracer, Adobe Photoshop, SQL and HTML.

Soft Skills   An analytical thinker. A dedicated and versatile individual who has a high regard for learning and thus, willing to learn further. Driven, can work alone with minimal guidance, or as part of a team. Multi-tasking and can attend to internal and external customers. Reliable, has a professional driver’s license and can travel alone for field works or business trips. Optimistic and articulate, fluent in English.

Trainings and Certifications

July 2013 February 2013 November 2012 September 2012 June 2012 March 2012 February 2012 April 2011 February 2011 March 2010 February 2010 October 2009 May 2009 September 2008 July 2008	Fiber Home CITRANS R865 & R845 Huawei IP Backhaul Planning and Design ECI Fiber Switch Planning and Engineering Cisco Certified Network Associate (CCNA) Symmetricom SSU-2000 Basic Car Maintenance, Meralco Foundation Institute Aviat Eclipse Packet Node ZTE PTN Planning / ZXCTN 9004 & 9008 Multiplexer Tellabs 6350 Multiplexer EVO SDH Radio Huawei Optix  OSN 2500 Network Planning & Design ECI XDM Training NEC5000s SDH Radio Training AWY Alcatel-Lucent Super PDH Radio Training ECI Fiber Drop Mux for Planning and Engineering
Education	Don Bosco Technical College, Mandaluyong City, Philippines
	Bachelor of Science Degree, 2007 Electronics and Communications Engineering ·                                                                                                                                                                                                               Graduated Honorable Mention ·   Consistent Dean’s List
Licenses	Professional Regulatory Commission, Manila, Philippines Board Passer, 2007 Electronics and Communications Engineer Licensure Exam   Cisco Certifications Cisco Certified Network Associate, 2012
Interests	Enjoys basketball, mountain biking, reading (History, Science and Technology, Fiction), cooking, blogging and travels.
	References and Supporting Documentation Furnished Upon Request