Marcelo Villatoro

Technical Account Manager at Sigma Systems
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Contact Information
us****@****om
(386) 825-5501
Location
BR
Languages
  • Spanish Professional working proficiency
  • English Full professional proficiency

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5.0

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Francisco Riboldi

Marcelo, além de participativo em todas as atividades as quais são propostas, é um profissional dedicado e ético.

Carlos Renato Onofre

Marcelo has a very good technical background in the telecommunications industry, and always used his skills to deliver high quality service to the customers. The team work spirit that Marcelo has, always made a great pleasure to work with him.

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Credentials

  • AWS Certified Cloud Practitioner (CLF-C01) Cert Prep: 3 Core Services
    LinkedIn
    Apr, 2023
    - Nov, 2024
  • Introduction to AWS for Non-Engineers: 1 Cloud Concepts
    LinkedIn
    Mar, 2023
    - Nov, 2024
  • Introduction to AWS for Non-Engineers: 2 Security
    LinkedIn
    Mar, 2023
    - Nov, 2024
  • Speaking Confidently and Effectively
    LinkedIn
    Dec, 2021
    - Nov, 2024
  • Learning Jira (Cloud Edition)
    LinkedIn
    Mar, 2021
    - Nov, 2024
  • Sigma Catalog Fundamentals Certified
    Sigma Systems
    Apr, 2020
    - Nov, 2024
  • Sigma CPQ Fundamentals Certified
    Sigma Systems
    Aug, 2019
    - Nov, 2024
  • Hansen Catalog Fundamentals Certified
    Hansen Technologies
    Oct, 2021
    - Nov, 2024

Experience

  • Sigma Systems
    • Canada
    • Telecommunications
    • 100 - 200 Employee
    • Technical Account Manager
      • Sep 2010 - Present

      •As Technical Account Manager I'm the main contact point between the Customer and Sigma’s Support Services group. •Schedule and install instances of Sigma software at the Customer Site for all project phases. •Track and manage software issues originating in the UAT and Production environments. •Coordinate deployment of new releases to the customer, including the release management process, planning and execution. •Worked with new client implementation of SMP solutions at NET operator and assumed accountability for all operational client relations. Stabilized client production OSS provisioning through the investigation of issues, coordination of development, QA, and implementation of projects deliverables for integrated testing, user acceptance testing, and production. Coordinated release planning with engineering, sales, and vendors to identify potential issues, improvements, and potential sales opportunities. •Administered, configured, and deployed Weblogic Server applications. •Provided support on JAVA/J2EE applications, UNIX Solaris scripting. Show less

  • Tecnotree Corporation
    • Finland
    • Telecommunications
    • 700 & Above Employee
    • Support Engineer
      • Apr 2004 - Aug 2009

      As a member of a support team, actively involved in all stages of customer delivery and support. At the definition stage, responsible for providing client support remotely or on site, changing configuration, fixing system bugs and upgrading software and hardware. At the testing level, responsible for validating system functionality by installing and testing its services in test lab. At the implementation stage, directly involved with hardware and software installation / configuration on customer site. Experience with installation, expansion, configuration and maintenance of BSS/OSS and VAS products. Show less

  • Nokia
    • Finland
    • Telecommunications
    • 700 & Above Employee
    • Telecommunications Engineer
      • Jan 1987 - Jan 2002

      Request for quotation, information and proposal analysis received from customers regarding technical / commercial aspects involved in the offer elaboration; Dimension and prepare quantity / price lists according to customer requirements / commercial recommendations; Prepare texts for technical / commercial offers such as executive summary, scope of work, statement of compliance, commercial conditions, among others; Coordinate and integrate technical / commercial offers received from other Alcatel houses and suppliers; Assure technical and commercial compatibility of the offer to attend customer requirements; Experience in Intelligent Network Platform ( IN ); Responsible for elaborating and testing the switching networks (Trópico and System 12); Validation tests for customers. Hardware and software on-site tests and package replacement of Switching Networks. Responsible for elaborating and testing the switching networks; Validation tests for customers; Hardware and software On-site tests. Show less

  • Federal Metrologia de Precisão Ltda
    • Electronic Technician - Trainee
      • Jan 1985 - Jan 1987

      Responsible for assembling, testing and troubleshooting Electronic Measure Equipment. Responsible for assembling, testing and troubleshooting Electronic Measure Equipment.

Education

  • Fundação Armando Alvares Penteado
    Post Graduation, Telecommunications
    1998 - 2000
  • SENAC
    2001 - 2008
  • Universidade Santa Cecília
    BS, Electric Engineering
    1989 - 1995
  • Methodus

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