César Araujo Nieto

Mobile Network Engineer at Reailize, a B-Yond company
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Contact Information
us****@****om
(386) 825-5501
Location
MX
Languages
  • Español Native or bilingual proficiency
  • Ingles Full professional proficiency

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Credentials

  • Dirección Efectiva de Proyectos
    UNAM DGTIC
    Jan, 2022
    - Oct, 2024
  • Fluidez de Duolingo en inglés: Intermedio (Estimado)
    Duolingo
    Oct, 2015
    - Oct, 2024

Experience

  • Reailize, a B-Yond company
    • United States
    • Telecommunications
    • 1 - 100 Employee
    • Mobile Network Engineer
      • Feb 2022 - Present

      Reailize is a business partner to the world’s largest Telcos & Enterprises globally, driving transformation, and revolutionizing the way networks are validated and operated. We are a LOT more than a basic services company, outsourcing company or systems integrator. We focus on business impact, signing up for business outcomes and putting skin in the game. We invest in R&D and products. Our IP helps us deliver transformative services as managed programs in the areas of continuous validation and assurance (CV/CA) using our automation tooling, process optimization and our domain experts in our hubs around the World. Reailize builds on decades of experience and impeccable track record of the founding team plus thousands of team members in US, Europe and the Middle East.

  • B-Yond
    • United States
    • Telecommunications
    • 1 - 100 Employee
    • Mobile Network Engineer
      • Feb 2022 - Present

      HLR/HSS Consultant AT&T Mexico Installation and deploy vHSS/vEIR in OpenStack 16 Mobile testing with vendor HPe ATPs and basic troubleshooting of GSM (HLR) and DIAMETER vHSS) protocols HLR/HSS Consultant AT&T Mexico Installation and deploy vHSS/vEIR in OpenStack 16 Mobile testing with vendor HPe ATPs and basic troubleshooting of GSM (HLR) and DIAMETER vHSS) protocols

  • Ribbon Communications
    • United States
    • Telecommunications
    • 700 & Above Employee
    • Test Engineer VO Lab
      • Oct 2021 - Feb 2022

      Customized test for specific call testing scenarios and deploymentTesting new features and solved issues in new releasesPerformance testing in SBCsDesign and implement MoPs for migrations in lab environments

    • Senior Systems Integration
      • Aug 2018 - Sep 2021

      Training SBCs Sonus/GenBand S5000/7000 series.Install/Upgrade SBC application SWe and HW.Configure and EC Test plan for SBC equipments.Advanced troubleshooting for SIP calls and services.Network and Routing Design for Enterprise and CarrierL2 and L3 Network troubleshootingSIP over UDP/TCP/TLSMicrosoft Teams and Ribbon SBC integrator (Direct Media and Local Media Optimization)Virtualization and Cloud Integration (VM Ware, KVM, OpenStack, AWS)DNS, Firewall, VLAN taggingSIPREC

  • Huawei Technologies
    • United Kingdom
    • Telecommunications
    • 200 - 300 Employee
    • Technical Team Leader
      • Apr 2017 - Aug 2018

      Planning and execution of work plans with the customer.Integration of new functionalities in the platform.BICC to SIP design, testing and migration protocol 2G/3G region 9 Telcel network.Functionality, installation, hardware, OS, High Availability ATPsIntegration tests in VoLTE (E /// - Huawei).

    • Application and Software Engineer
      • Oct 2016 - Mar 2017

      Design and elaboration of SQL reports.Installation and delivery of new hardware.Testing and release of new features on the platform.Functionality ATPsAttention of major and critical cases with the client.Creation and update of technical documents.

    • Software Engineer
      • Feb 2016 - Oct 2016

      Operation and maintenance of network equipment, operating systems, database, storage equipment.Attention of tickets of minor cases assigned by the customer.Execution of inspection routines and precautions on the platform.

  • Meltsan Solutions
    • Mexico
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Developer Jr.
      • Jun 2015 - Jan 2016

      Requirements analysis. Design and Construction of the application. Implementation of services for user login. Tests and improvements to the version. Standardization of the web portal to HTML5. Correction of issues related to FrontEnd and BackEnd. Requirements analysis. Design and Construction of the application. Implementation of services for user login. Tests and improvements to the version. Standardization of the web portal to HTML5. Correction of issues related to FrontEnd and BackEnd.

Education

  • INSTITUTO TECNOLÓGICO DE TOLUCA
    Ingeniero en Sistemas Computacionales
    2014 - 2015
  • Instituto Tecnológico de Zacatepec
    Ingeniería informática
    2010 - 2013

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