Gabriel Carneiro

Experience

• 

  IBM

  Mar 2007 - now

  System administrator UNIX and SAN - IT specialist

  Worked as onsite IBM support in a large-Scale Enterprise Environment for customers performing activities in the administration, troubleshooting and maintenance of UNIX/Linux and storage disk systems. Main tasks included administration, installation, update/upgrade, backup, tuning, security vulnerability analysis and corrections, operating systems reports and documentation for Linux and Unix platforms and Storage Disk. Worked on many projects including installation of complex environments such as SAP with IBM PowerHA cluster, implementation of disaster recovery, creation of backup and restor environments in IBM NIM Server, data center migration and design and implementation of new infrastructure for complex environments.Subject matter expert for UNIX/Linux System and Disk Storage – SAN responsible for maintaining the servers in a mixed environment: AIX, Solaris, VIO, Red Hat, Suse, Oracle Linux, HMCs, VMware ESXIBM Certified System Administrator – AIXResponsible for installation, customization, administration, support, performance tuning and capacity sizing for UNIX and Linux System.Responsible for installation, customization, administration and support of middleware software (Apache, Tomcat, Jenkins, SQUID, Nagios, GitLab, etc.)Managing incidents, requests and changes over +500 servers, performing troubleshoot, problem determination, capacity plan, updates and upgrades.Responsible for developing and applying security policies (ITCS104, ISEC, GSD331, HIPPA)Installing and maintaining Disaster and Recovery environmentsDeveloped new procedures/scripts to automate processes using shell scripts.Responsible for the SAN/Storage environmentsWorked with the architects and pre-sales to create new business opportunitiesResponsible for Operational System backupResponsible for building and maintaining the customer’s environment documentationWorking with AWS EC2 building and managing servers, clones, migrating servers from dedicated data center to AWS. Show less

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  ThinkOn

  Jan 2017 - now

  IT Support Analyst - System Administrator

  • Provide excellent customer support experiences for ThinkOn products and services.• Responsible for executing incident management, triage and escalation processes.• Responsible for Implementation of OpenVAS for internal systems and notebooks.• Responsible for the capacity and performance on Linux, ESX and disk storage devices using different solutions such as nmon, Zabbix.• Support Administration and Deploy customer solutions for ThinkOn products including:- VMWare vCloud Director Virtual Compute platform- Veeam Availability Suite Backup- pfSense FreeBSD-based Firewall• Analyzed issues and identified solutions for ThinkOn's products and services.• Provided support functions for ThinkOn's systems.• Maintained Operation's procedural documentation.• Performed manual tasks/processes in support of business and operational units.• Recognized and acted on opportunities for efficiency improvements. Show less