DIEGO ESTRELLA

**** ***** ****** **, ******* Park, MD-20740 Email: y1hpgz@r.postjobfree.com Cell: 240-***-****

EDUCATION

University of Maryland, College Park Expected: Aug 2011

Master in Telecommunications, GPA: 3.80/4

Relevant coursework

• Introduction to Cellular Communication Networks • Voice Over Internet Protocol (VOIP)

• Advanced Wireless Communications Networks • PCS System Implementation

• Optimization and Analysis of GSM Networks • Strategic Management in Telecommunications

Awards

• ENTS Academic Scholarship for 2010-2011 • Appointed Director of Industrial Affairs at

• Student Service Award 2011 Telecommunications Student Association (TSAN)

San Francisco de Quito University, Quito, Ecuador Oct 2010

Bachelor Business Administration, Major GPA: 3.26/4

Army Polytechnic School Sep 2003

Bachelor Electrical and Telecommunications,GPA: 17.14/20 ~ U.S. equiv 3.42/4

PROFESSIONAL EXPERIENCE

University System of Maryland Jul 2010 – Present

Intern/IT system programmer-network support

• Implemented SNMP tool to collect traffic measurements of the data network using RRD-tool, cacti and weathermap on a Unix (FreeBSD) platform.

• Developed awk and shell scripts to parse different files and process previous data.

University of Maryland Telecommunications Laboratory Aug 2010 – May 2011

• Planned and simulated Greenfield AWS/PCS network on Washington D.C. area using propagation models with maxplan, arcgis tools. Performed RAN design and point to point microwave interference analysis. Conducted frequency planning assignment and channel interference examination.

• Performed extensive drive testing of T-mobile GSM network cell sites in Maryland – Washington DC area.

• Collected and analyzed log files to study coverage issues, handover and call drop scenarios using Proscout.

• Executed optimization network analysis and recommended possible solutions.

• Collected and analyzed statistics of T-mobile UMTS network using Tems Pocket Unit for indoor coverage.

Corporación Nacional de Telecomunicaciones CNT, Quito, Ecuador

Purchasing Supervisor, Access Network Department Jun 2009-Dec 2009

• Monitored company’s technical purchases, applied cost effective negotiation skills to reduce product and services purchases by 25%. Managed a team of 5 engineers to work within purchase constraints and deadlines, administered 20 million budget controlling key performance indicators.

• Improved process of corporative purchases; by assessing procedures and establishing new policies to ease the acquiring process as part of a multidisciplinary team.

• Established standardized unitary costs for network construction including analysis of labor work force, material cost’s benchmark and indirect costs.

• Analyzed quality of assurance products to be used on the outside plan Telecommunication Network by external contractors.

• Collaborated with Enterprise Resource Planning Software (ERP) implementation to manage the supply chain as part of implementation workgroup by adapting company’s process to the software system.

Corporación Nacional de Telecomunicaciones CNT, Quito, Ecuador

Project Manager, Broadband Department Apr 2003-Jun 2009

D. Estrella 2/2

• Independently designed fiber optic networks for triple play services based on gigabit passive optical networks (GPON) for triple play services. Established scope and goals from concept to delivery; supervised installation of equipment by contractors, and managed 6 fiber optic technicians on the network deployment.

• Selected access network equipments through bid process including design of: reference for quotation (RFQ), and resolved reference for proposal (RFP) by negotiation with selected vendors.

• Oversaw telecommunication equipment installation including planning and scheduling project timelines; defined Scope of Work (SOW) and method of procedures (MOP), tracked project milestones and deliverables. Controlled contractors and managed 15-20 engineers and technicians, delegated site inspections check out.

• Served as a liaison between technical, marketing, sales & IT departments for products launching ensuring that products target the requirements for the roll-out of products.

• Helped on the deployment of ISO-9001:2000; defined procedures and documents in compliance with the quality system including product realization, measurements, and control of nonconforming products. Participated as internal audit.

Corporación Nacional de Telecomunicaciones CNT, Quito, Ecuador

Engineer, Network Operation Center NOC Jun 2002-Apr 2003

• Analyzed, tracked, and resolved customer complaints for switched and dedicated access services such as POTS, DSL, TDM leased lines, Frame Relay, ATM and Intelligent Networks, including fault handling and escalation.

• Supported corporative clients with new and effective telecommunications solutions related to the Internet broadband connections, wide area networking, long distance and business telephone systems.

• Developed new business by identifying and qualifying potential customers by telephone.

Professional Activities Apr 2003- Dec 2009

• Internal Instructor: Corporación Nacional de Telecomunicaciones.

• Telecommunications Workshop Panelist in Ecuador: Convergence services, NGN networks, DSL, Voice over Internet.

ACTIVITIES

• University Health Center, University of Maryland Sept 2010-May 2010

Healthy Workers Program Volunteer

o Served as translator for medical appointments for Healthy Workers Program’s Latino members.

• Rotary Club Valle Interoceánico, Quito, Ecuador Jun 2010-Jul 2010

Care Center Volunteer

o Assisted personnel in the areas of laboratory and emergency in the Health Care Center.

o Helped with medical check-up of approximately 50 pre-school low-income children.

RELEVANT SKILLS

• Telecommunications: GSM/GPRS/EDGE,WCDMA,UMTS/HSPA,CDMA2000/EVDO, Routing Protocols (RIP,OSPF,IGRP,EIGRP,BGP),VoIP, SIP NGN, NMS, DSL, ATM, WLAN, Fixed lines, fiber Optics, MPLS (familiarity), IPTV(familiarity), WIMAX (familiarity), Security (familiarity), RADIUS, Web development (CSS). CCNA/CCNP (in process), SNMP tool, cacti, weathermap.

• Network Management Systems NMS applications: DSL (Alcatel, Nortel, Huawei), GPON (Huawei), Network Analyzer (Alcatel), IPTV(Huawei), SDH(familiarity),RF Wireless Tools (maxplan, proscout)

• Platforms: Windows 98/XP/Vista, Microsoft Office, Linux/Unix, Solaris (familiarity), SQL Database engine, Shell-scripting, Perl, Awk

• Management skills: Strong Project Management background in the deployment of large-scale telecom networks. Highly familiar with ILEC procedures. Six Sigma. Management of personal.

• Language: Spanish native language, Basic Portuguese

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