Oracle Senior Database Administrator

Buscas ser parte de una empresa innovadora, inclusiva y colaborativa, que valora tanto tu desarrollo profesional como el equilibrio entre tu vida personal y laboral, y que cuenta con diversidad de clientes líderes en varios sectores? Si es así, descubre la vacante que Deintec tiene para ti e impulsa tu carrera en ITPosición**:Oracle Senior Database Administrator**Ubicación: Remoto, México.Esquema: Si vives en CDMX es híbrido (3 días oficinas y 2 home office) y si vives en otra ciudad, 100% remoto.Tipo de contrato: IndeterminadoHorario: Lunes a ViernesIdioma: Inglés avanzado conversacional requeridoEscolaridad: Ingeniero computación, sistemas, etc.Experiência mínima: +8 años**Purpose of the position**- The Oracle Senior Database Administrator (DBA) position is a unique opportunity for an individual with a strong background in Oracle Exadata and extensive experience seeking new challenges and broad database administration responsibility.This role requires a strategic thinker with excellent problem-solving skills, robust technical expertise, and the ability to work collaboratively in a fast-paced environment.Provide support in the administration, backup, integrity and security of various Oracle databases. Responsible for maintaining and improving Client´s DBA policy and procedures to meet current and future needs.Mentor DBA’s, Developers and other’s in the IT organization that utilizes Oracle.**Principal responsibilities**- 1. Database Administration:_- Install, configure, and upgrade Oracle databases, including Oracle RAC/GRID and standalone environments.- Manage and maintain Oracle databases running on Exadata platforms, ensuring high availability, performance, and security.- Execute database patching, backups, recovery, capacity planning, and disaster recovery strategies.- 2. Exadata Management:_- Administer, monitor, and optimize Oracle Exadata environments, including storage cells, compute nodes, and InfiniBand/ROCE switches (Oracle Exadata Interconnect) networks.- Perform Exadata maintenance tasks such as firmware upgrades, system health checks, and resource optimization.- Leverage Exadata-specific features like Smart Scan, Hybrid Columnar Compression (HCC), and storage indexing for performance tuning.- 3. Performance Tuning and Optimization:_- Perform database performance analysis and tuning to resolve bottlenecks.- Utilize Oracle tools such as AWR, ADDM, OEM, and Exadata diagnostics to monitor database performance.- 4. Automation and Scripting:_- Automate routine DBA tasks using scripting (e.g., Shell, Python, Ansi, PL/SQL).- Write and maintain scripts for database health checks, backups, and log analysis.- 5. Security and Compliance:_- Implement and maintain database security policies, such as encryption, auditing, and access control.- Ensure compliance with regulatory requirements and organizational standards.- Perform periodic security assessments and recommend improvements.- Responsible for current and improvements to SOX process including UAR, Admin Review.- 6. Collaboration and Stakeholder Communication:_- Document best practices, lessons learned, and Standard Operating Procedures (SOPs).- 7. Emerging Technologies and Best Practices:_- Stay up-to-date with Oracle's and Exadata's latest features, tools, and updates.- Evaluate new features and technologies to enhance system performance and capabilities.- Provide leadership in identifying and proposing improvements to database environments.**Required critical behaviours**- Extensive experience as an Oracle DBA, including expertise in Oracle 11g, 19c with 23ai being a bonus.- Proven expertise managing Oracle Exadata systems (X-series or later) and its architecture.- Strong proficiency with Oracle Real Application Clusters (RAC), Data Guard, RMAN, and ASM.- Knowledge of Exadata-specific features (Smart Scan, Storage Offload, Exadata Storage Indexes, HCC, Smart Flash Cache).- Hands-on experience with Oracle Enterprise Manager (OEM) and other database monitoring tools.- Proficient in SQL, PL/SQL scripting, and Unix/Linux shell scripting.- Solid understanding of system internals for Linux/Unix operating systems.- Experience with backup and recovery solutions for Exadata environments.- Familiarity with Oracle GoldenGate and Oracle Cloud offerings.- Strong analytical and problem-solving abilities.- Excellent verbal and written communication skills.- Ability to lead and mentor junior DBAs.- Proven ability to work independently and in a team environment.- Strong organizational and time-management skills.**Required key skills****Skills Mandatory**- Oracle 11g, 19c, Oracle Exadata, RAC, DataGuard, ASM, RMAN, PL/SQL- OEM Administration- Windows & Linux installation- Hands-on experience with performance troubleshooting in Exadata environments- Understanding of networking, InfiniBand, and storage concepts related to Exadata.- 8+ years as an Oracle DBA, with at least 5 years of experie