Gustavo Eduardo Martínez Salazar
Address: Bosques de Ecuador 91, col. Bosques de Aragón,
Nezahualcóyotl, Estado de México. México
Birth Date: 28/11/1986
Mobile Phone: (+52 1) 5554554999
Phone (Home): (55) 57949748
Contact: gms_2886@hotmail.com
Professional
Summary
Telecommunications Engineer skilled in different phases related with Service Delivery
Process, including pre-sales support, execution of project and consulting. Design,
integration and troubleshooting experience related with Packet Core, PCRF & PCEF
nodes. Specialized in resolve issues in an efficient and quick way.
Skills  Solid management skills
 Proactive Knowledge sharing driver
 Excellent leadership
 Excellent presentation skills
 Expert knowledge of Diameter & Diameter applications (Gx, Gy, & Rx)
 Solid knowledge in PCRF and PCEF implementations
 2G, 3G & 4G architecture knowledge
 High knowledge of packet core flow and nodes
 Excellent service Oriented
 Excellent self-learner
 Solid ability to effectively interact with clients
 Excellent Team Work
Education 2009 - Universidad del Valle de México (UVM) campus San Rafael.
Telecommunications and Electronic Engineer
Professional License: 7149255
Courses
Ethernet & TCP/IP – Tecnológico de Monterrey campus Estado de México
Business & Negotiation skills – Tecnológico de Monterrey campus Estado de México
SACC Hands-on – Ericsson México
SGSN - MME 2009B Overview - Ericsson México
EPC signaling – Ericsson México

Career Summary Project Manager – AT&T México ePMO
Nov 2015 – Actual date
Responsible for:
 Manage large / complex Network projects. i.e. VoLTE / PCRF / HSS, etc.
 Monitoring project risks and scope. Identify possible problems and the
mitigation plan that address them.
 Provide strategic direction during the project lifecycle.
 Producing stage plans, reports, requests for change, etc.
 Provides leadership to project staff
 Validate with the impacted business areas that the solution fulfill the need and
that no exists any issue that impacts the daily operations.
 Validation with the time plan with the stakeholders of the project.
Network Engineer Experienced - Ericsson
May 2011 – May 2015
Responsible for:
 Creation of HLD, LLD, MOP & Solution Description.
 Design complex solutions related with PCRF & PCEF nodes for different Latin
America customers.
 Act as Solution Architect and consultant for different packet core
implementations.
 Being the focal contact point and technical leader for solutions like end to end
QoS and other business solutions.
 Serves as trainer for Educational programs related with PCRF, PCEF and
Ericsson SACC solution to the customer (on site).
 Troubleshoot and configure the PCRF & PCEF nodes.
 Worked as integration Engineer in CDMA, configuring BTS and SIU.
 Support on pre-sales offers in scope of work definition (SoW) and brings
demonstrations to different customers.
 Risk analysis of the project and creation of a mitigation plan in case is required.
 Support in the creation of time plans and minutes of meetings.
 Validate the business solution with customers by following ATP document.
Social Service: PEMEX
June 2010 – Nov 2010
Responsible for:
 Maintenance of different equipment related with Video & audio.
 Organize and maintain the connection of the teleconference rooms
 Handle different requirements related with teleconference equipment

Certifications Ericsson GIAP certification (Experience certification)
Validation: Aug 2014 – Aug 2016
Languages Native Language: Spanish
English: Conversational level
Technology & Tools  Technology: GSM, WCDMA, LTE.
 Protocols: Radius, Diameter. Basic knowledge on M3UA, GTP, SIP & H.323
 Tools: Wireshark, SSH Servers (Putty, SecureCRT, xShell), Filezilla, Jxplorer,
Apache & TCPdump
 Interfaces: High knowledge in Diameter interfaces involving Gx, Gx+, Gy &
Rx. Knowledge on IU interface, Gn, Gi, etc.
 Networking Protocols: TCP, SFTP & OSP, IP.
 Microsoft Software: Word, PPT, Excel, Visio.
 3gpp Architecture: PGW, PCRF, PCEF, AF, OCS & OFCS.
 QoS Knowledge: Parameters like QCI, TC, THP, GBR, MBR, ARP, etc.