Thiago Saad

Experience

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  Engenet

  Jul 2005 - Mar 2007

  Technical Support Analyst

  • Second and third level technical support of many customers, both server administration as end users.• Participation in different projects related to IT.• Maintenance and configuration of Linux and Windows servers.

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  Extend Software

  Mar 2007 - Jun 2007

  Technical System Analyst

  • Responsible for the management and monitoring of the entire infrastructure of the company.• Server Management in Windows 2000 Server, Windows 2003 Server and Linux. Including internal DNS server, Active Directory and JBoss Application Server.• Managing virtualized servers using VMware.

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  InfoLink Teleinformática

  Jul 2007 - Dec 2008

  Network and Security Analyst

  • Responsible for the management and monitoring of the entire infrastructure of the company.• Management servers with different services with Linux and UNIX, firewalls using iptables, PF (Packet Filter - OpenBSD) and IPFW (FreeBSD), NAT (FreeBSD) server, DNS (external and internal), VPN (IPsec and OpenVPN), routers, Border Gateway Protocol (BGP), switches, PBX VoIP (Asterisk), among others. High availability servers with critical services using heartbeat.• Technical support third level of NetDefense product, which is based on FreeBSD and can be used as a firewall, proxy server, VPN server, email server, etc. Show less

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  Orga Systems

  Jan 2009 - Mar 2013

  • Administration, maintenance, installation and support, onsite or remotely on systems developed by the company, in production or in projects.• Analysis problems, internally or onsite in order to not only support the customer but also provide improvements to the systems developed by the company, or even for infrastructure equipment and customer network in an effort to always improve the performance/quality for the systems and consequently better service to their subscribers.• Development of tools and scripts for administration services and servers, as well as to assist in the analysis of problems, using languages such as Perl, Shell Script, AWK and Python. Show less • Analyses of critical interruptions in night shift support (duty system 24x7), responsible to send report to customers to all request from an incident. Interact internally with the areas of company in order to identify proactively, improvements in the solutions developed to each customer.• Troubleshooting of incidents opened by customer, performing analyses to identify and correct the root cause from incidents. Troubleshooting together with the development team.• Companies as TIM Brazil, Personal Telecom Argentina and Entel PCS Chile are the main customers.• Detailed analysis and performance issues in production environments. Interaction with the development team in case of critical problems. Reporting describing problems encountered and detailing the procedures made during the support.• Participation in specific projects such as the implementation of Infinity plan in TIM Brazil. Starting a new era of charging subscribers into telecommunication.• Supporting the following solutions to real-time and charging: OPSC, OPSC Gold, VPN Systems, NGCP and MCP.• Knowledge acquired in telecommunications: GGSN, HLR, MSC, SCP (FEP -> BEP), BGW and MCP / NGCP (Diameter). Show less

  • Technical Consultant

    Jul 2010 - Mar 2013

  • Technical System Analyst

    Jan 2009 - Jul 2010
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  Orga Systems (Acquered by Redknee)

  Apr 2013 - Jul 2015

  Senior Technical Consultant

  • Acted as technical stakeholder for new solutions and issues reported by customers to NGCP product and Diameter protocol.• Consulting and support in solutions for voice and data in to real-time, rating and charging systems.• Pre-analysis of new demands, development of new requirements on projects.• Fixes problems found in production by the customer for the OPSC Prepaid product. Scripting in Perl for fixes inconsistencies (backlog) at InCore database (Orga-Systems’ proprietary).• Technical leadership, coordinating projects and teams in high risk projects and business impact to customers, always aiming at the organization and strategy implementation.• Business analysis, architecture and study of system improvements. Show less

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  Redknee

  Aug 2015 - Mar 2016

  Senior Technical Consultant

  (Redknee Acquires Orga Systems)http://www.redknee.com/about_us/news_events/news_releases/news06231501.aspx• Acted as technical stakeholder for new solutions and issues reported by customers to NGCP product and Diameter protocol.• Consulting and support in solutions for voice and data in to real-time, rating and charging systems.• Pre-analysis of new demands, development of new requirements on projects.• Fixes problems found in production by the customer for the OPSC Prepaid product. Scripting in Perl for fixes inconsistencies (backlog) at InCore database (Orga-Systems’ proprietary).• Technical leadership, coordinating projects and teams in high risk projects and business impact to customers, always aiming at the organization and strategy implementation.• Business analysis, architecture and study of system improvements. Show less

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  Claro Brasil

  Mar 2017 - now

  Telecommunications Specialist

  • Desenvolvedor Full Stack: Angular + Angular Material + Spring Framework | Java EE + JSF/Spring MVC + Primefaces/Ext-JS (Sistema Legado).• NodeJs: Express framework.• Banco NoSQL: Elasticsearch, MongoDB, Redis.• Banco Relacional: Oracle, PostgreSQL.• Mensageria: RabbitMQ• Containerization: Docker, Kubernetes, Rancher• Pipeline CI/CD - GitLab, Jenkins• Build: Maven e Gradle• Desenvolvimento e projetos em sistemas da Mediação voltado para setor Empresarial.• Desenvolvimento de processos batch (jobs) em shell scripts e Perl. Executado pelo Crontrol-M ouCrontab em ambiente Unix.• Modelagem de dados, Normalização, PL/SQL e Stored Procedure em bancos Oracle.• Sistema de controle de versão: Git, Subversion, Dimensions CM e CA Harvest SCM. Show less