Marcus Costa

Experience

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  RW Serviços

  May 2006 - Sept 2007

  Technical Assistant

  Initial customer service: - Administrative procedures for entry. - Receipt of damaged equipment, with initial analysis.

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  RW Serviços

  Apr 2008 - Oct 2010

  Technical Assistant

  - Local and "On-Site" customer service. - Hardware diagnostics.- Network management.

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  Ibyte

  Dec 2010 - Nov 2011

  IT Support Technician

  - Hardware diagnostics.- RMA logistic procedures. - Customer service.

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  SESI - Serviço Social da Indústria

  Nov 2011 - Feb 2013

  IT Support Technician

  Internal support in the IT industry: - Software Installation.- Network and Printer Configuration. - Hardware Diagnostics.

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  Astercom Telecomunicações

  May 2013 - Jan 2014

  Support Analyst

  Remote Support: - Customer service / user. - Log verification and analysis of application behavior (asterisk). - Installation, configuration and maintenance of IP telephony services. - Basic assistance and installation of Fortinet equipment. - Virtualized systems management with VMWare VSphere. - Support in the configuration and intercom of Firewall / IP Telephony.

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  Voxtel

  Apr 2014 - Nov 2017

  Support technician

  Remote Support: - Customer service / user. - Log verification and analysis of application behavior (asterisk). - Installation, configuration and maintenance of Central Telefonica IP and related equipment. - Support in the configuration and intercom of Firewall / IP Telephony.

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  Autonomo

  Feb 2016 - now

  IT Infrastructure Consultant

  - Local Network Configuration Project - Configuration and Installation of Security Services and Network Access. - Support to Existing Infrastructure. - Adoption of Services Through Free Software Solutions. - Remote Maintenance of Services and Equipment.

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  Nutrinor Restaurantes de Coletividade Ltda

  Nov 2017 - Oct 2018

  IT Infrastructure Analyst

  Internal IT support and industry projects: - Management of users to the Windows Terminal Service. - Structured cabling. -Support for Linux workstation users. - Management of IPTABLES Firewall server and files with SAMBA. - Application of good process practices in IT. - Development of processes with solutions in free software and owner. - Remote infrastructure migration project. - Control of accounts on ZIMBRA mail server. - Management of virtual machines with XenServer Hypervisor. - Installation of Debian/Ubuntu package update server. Show less

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  Wirelink Telecom

  Mar 2019 - Dec 2019

  IT Infrastructure Support Analyst

  Support for internal systems and services: - Manages ZIMBRA mail server users. - Development of routines of automating backup synchrony of data from Linux and Windows servers. - Application of Shell Scripting. - Support for internal user and remote commercial partners. - Configuration of MikroTik and Intelbras equipment (Voice and Data). - Execution of good practices of ITSM and Data Security. - Creation and management of virtual machines with XenServer Hypervisor.

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  Tecnologia

  Sept 2019 - now

  IT Instructor

  - Mini Course and Workshop about introduction to the use of MikroTik (RouterOS). - Initial configuration of network equipment. - Network Concepts (NAT, VLAN, GATEWAY and FIREWALL). - Practical application of covered content.

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  Central de Recuperação de Créditos - CRC

  Jan 2020 - Apr 2020

  Network and Telecommunications Analyst

  - Configuration of Mikrotik Routers and HP Switches. - Support for security and continuity of services. - Automation of operational routines. - Implementation of monitoring services and log management. - Support for voice and data infrastructure. - Routines of automation of processes and configurations.

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  Udemy

  Jul 2020 - now

  IT Instructor

  Course instructor focused on IT infrastructure and computer networks. - Initial configuration of network equipment. - Network Concepts (NAT, GATEWAY and FIREWALL). - Practical application of covered content.

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  Prefeitura Municipal de Fortaleza

  Sept 2020 - Sept 2021

  Security and Infrastructure Analyst

  - Network asset configuration (Domain and firewall credentials).- Antivirus Management (Kaspersky).- Firewall Administration (Check Point).- Virtualization environment management (Xen/XCP and VMWare).- Provisioning of services in free software solutions (CentOS and Debian).- Basic container administration and provisioning (Docker and Docker Compose).- Monitoring using distributed ZABBIX deployment.

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  Prefeitura Municipal de Sobral

  Oct 2021 - Jan 2022

  Infrastructure and Support Analyst

  - Server configuration and provisioning (Linux and Windows).- Code Versioning (GitLab).- Password Management (TeamPass).- Observability (Graylog).

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  Companhia de Água e Esgoto do Ceará - Cagece

  Apr 2022 - Oct 2024

  - Providing support to the development team.- Collaborating on the design of high-availability projects and application architectures.- Ensuring observability and monitoring of the environment.- Migrating legacy applications to an on-premise Kubernetes environment.- Managing sustainability and scalability of the on-premise Kubernetes environment.- Collaboratively addressing issues in partnership with the security team.- BigIP F5 environment administration - Troubleshooting of network and firewall (FortiGate) issues.- Linux servers and Kubernetes cluster administration.- Deploy and maintenance of monitoring and logging environment.- Aruba wifi solution management.- Deploy and maintenance of VoIP solutions with Asterisk and Avaya.- Continuous collaboration with Dev, Sec and Ops teams.

  • DevOps Analyst

    Sept 2023 - Oct 2024

  • IT Infrastructure Analyst

    Apr 2022 - Sept 2023
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  Secretaria da Fazenda do Estado do Ceará

  Nov 2024 - now

  Platform Engineer

  - Administration and troubleshooting of ADC BigIP F5.- Support on application cycle with OpenShift and JBoss.