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Oracle Engineered Systems DBA

Centroid Systems, Inc.

Troy, MI(remote)

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JOB DETAILS
JOB TYPE
Full-time
SKILLS
Artificial Intelligence (AI), Best Practices, Capacity Management, Change Control, Computer Firmware, Consulting, Database Administration, Database Programming, Documentation, Engineering Management, High Availability, Identify Issues, Linux Administration, Maintain Compliance, Network Architecture/Engineering, Network Systems, OEM (Original Equipment Manufacturer), On Call, Operating Systems, Operations Management, Oracle, Oracle Applications, Oracle Certifications, Oracle DBA (Database Administrator), Oracle Database, Oracle Enterprise Manager, Oracle RAC (Real Application Clusters), Performance Tuning/Optimization, Production Systems, Python Programming/Scripting Language, Regulatory Compliance, SQL (Structured Query Language), Software Patches, System Architecture, Systems Administration/Management, Systems Engineering, Unix Shell Programming, Unix System Administration
LOCATION
Troy, MI
POSTED
3 days ago
Centroid Systems is seeking a highly experienced Oracle Engineered Systems/DBA consultant to support and manage mission-critical database environments built on Oracle Exadata and related engineered systems. This role is responsible for ensuring high availability, optimal performance, and operational compliance across large-scale enterprise platforms.

Job Type:  Full-Time Employee
Location:  100% Remote


Key Responsibilities
  • Manage and administer Oracle Exadata Database Machines and engineered systems infrastructure
  • Lead quarterly Exadata patch cycles (RU/RUR) across Database, Grid Infrastructure, OS, and firmware layers
  • Execute rolling and non-rolling patching strategies to minimize downtime and ensure continuous system availability
  • Maintain adherence to enterprise patch compliance standards, ensuring alignment with Oracle best practices and internal security policies
  • Support audit readiness and regulatory compliance through documentation of patch levels, remediation activities, and change control
  • Oversee database lifecycle management, including consolidation, upgrades, and platform modernization initiatives
  • Implement and support high availability architectures using Oracle RAC, ASM, and Active Data Guard
  • Optimize system performance leveraging Exadata capabilities such as Smart Scan and Hybrid Columnar Compression
  • Perform advanced SQL tuning and troubleshooting across database and infrastructure layers
  • Utilize Oracle Enterprise Manager (OEM) for monitoring, patch orchestration, and operational management
  • Provide infrastructure planning, capacity management, and scalability support for enterprise environments
  • Participate in on-call support for mission-critical production systems

Required Qualifications
  • 5+ years of experience as an Oracle Database Administrator
  • Strong expertise with Oracle Exadata and Engineered Systems
  • Deep knowledge of Oracle Database 19c / 23ai
  • Hands-on experience with RAC, ASM, and Data Guard
  • Strong skills in Unix/Linux administration and scripting (Shell or Python)
  • Solid understanding of storage, networking, and system architecture

Preferred Qualifications
  • Oracle certifications (Oracle Database, Exadata Specialist)
  • Familiarity with Enterprise Manager for Engineered Systems
  • Experience in compliance-driven or regulated environments

 

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About the Company

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Centroid Systems, Inc.

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