Cognisol ยท 5 months ago
Senior Oracle Database Administrator
St. Louis, Missouri, United States
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expCognisol is seeking a highly skilled and experienced Senior Oracle Database Administrator (DBA) to join their IT infrastructure team. The role involves overseeing the administration, performance, and reliability of mission-critical Oracle database environments, including Exadata systems, while ensuring compliance and security standards are met.
Information Technology & Services
Responsibilities
Oversee the installation, configuration, administration, and maintenance of Oracle databases across production, test, and development environments
Plan and execute Oracle database patching, version upgrades, and migrations while ensuring minimal downtime and adherence to compliance standards
Manage and support Oracle Exadata systems, including cell servers, storage servers, and Infiniband networks, ensuring optimal performance and availability
Monitor, diagnose, and resolve performance issues through in-depth analysis, query optimization, and resource management
Design, implement, and test robust backup and recovery strategies using RMAN and Data Guard to ensure data integrity and disaster readiness
Ensure database security, access control, and compliance with organizational policies and industry standards (e.g., SOX, GDPR)
Develop and maintain scripts for automation of routine tasks, monitoring, and reporting using Shell, PL/SQL, and other tools
Design and manage high availability (HA) and disaster recovery (DR) solutions, including RAC, Data Guard, and GoldenGate as applicable
Implement and manage monitoring tools to proactively identify and address database performance and availability issues
Work closely with application teams, infrastructure teams, and vendors; provide guidance and mentorship to junior DBAs
Qualification
Required
10 + years of experience
8+ years of hands-on experience in Oracle database administration, including at least 2 years with Exadata systems
Proven track record of performance tuning and managing high-availability database environments
Strong expertise in Oracle RAC, ASM, Data Guard, RMAN, OEM Cloud Control
Proficient in Shell scripting, PL/SQL, and Linux/Unix administration
Preferred
Oracle Certified Professional (OCP) Oracle Database 19c or later
Oracle Exadata Database Machine Implementation Specialist
Oracle Certified Expert (OCE) Real Application Clusters and Grid Infrastructure Administration
ITIL Foundation or equivalent (for understanding of IT service management processes)
Familiarity with Oracle Cloud Infrastructure (OCI) or other cloud platforms is a plus
Company
Cognisol
At Cognisol, we collaborate with visionary founders, startups, and enterprises to turn bold ideas into intelligent, scalable digital products.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase