Samuel Gavazut
Exacs Database Administrator @Oracle
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WORK HISTORY
Exacs Database Administrator @Oracle
CA
Administro y optimizo entornos de Oracle Exadata Cloud Services (ExaCS), garantizando alta disponibilidad, rendimiento y estabilidad operativa.• Realizo verificaciones proactivas de salud del sistema Exadata y monitoreo continuo para identificar y mitigar riesgos.• Ejecuto parches de Dom0/DomU, actualizaciones de PSU y seguridad con validación completa de pre-checks y post-checks.• Gestiono clústeres Oracle RAC, ajuste de rendimiento y configuraciones de alta disponibilidad y recuperación ante desastres.• Superviso operaciones de respaldo y recuperación, validando la integridad de los backups y realizando pruebas periódicas de restauración.• Automatizo infraestructura utilizando Chef (Infraestructura como Código), desarrollando y manteniendo recetas personalizadas para entornos Oracle a gran escala.• Desarrollo scripts de shell avanzados para soporte de monitoreo, automatización de backups y flujos de trabajo de administración de sistemas.• Implemento Ansible para la gestión de configuraciones y automatización de despliegues.• Despliego y configuro nueva infraestructura ExaCS, incluyendo nodos, bases de datos y servicios de soporte.• Mantengo documentación técnica detallada para procesos de parcheo, respaldo e infraestructura.
EDUCATION
Universidad 'Alejandro de Humboldt'
informatics engineering, Informatics
SKILLS
ABOUT SAMUEL GAVAZUT
With 16+ years of hands-on experience in enterprise database engineering, I specialize in designing, automating, and scaling mission-critical Oracle environments — from on-prem RAC and Exadata deployments to large-scale cloud migrations on OCI and AWS.Currently at Oracle, I work as an EXACS Database Administrator, managing and optimizing Oracle Exadata Cloud Service environments. I bring deep expertise in Oracle RAC, Data Guard, Zero Downtime Migration (ZDM), GoldenGate, and Oracle Cloud@Customer, with a strong focus on automation using Ansible, Chef, and shell scripting to eliminate manual toil and standardize operations across the database lifecycle.Over the past six years, I have led and contributed to cloud modernization programs for enterprise clients — designing resilient, cost-optimized solutions on OCI, AWS, and Azure, and supporting migrations of Oracle databases across versions 11g through 19c.I hold 13+ certifications including Oracle Autonomous Database Cloud 2025 Certified Professional and AWS Certified Cloud Practitioner, and I am fluent in both Spanish and English.What drives me: I believe database infrastructure should be invisible — highly available, self-healing, and automated — so that engineering teams can focus on building, not firefighting.Open to senior DBA, Cloud DBA, and Database Platform Engineer roles in Canada (remote preferred).
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