Sr. Oracle Database Administrator

66degrees•Chicago, IL

15h

About The Position

We are seeking a seasoned Senior Oracle DBA with 7–8 years of experience to join our Managed Services team. This role is unique; you will be responsible for maintaining the stability and performance of our current legacy environments while simultaneously architecting, migrating, and managing our future-state database infrastructure. As a consultant-minded DBA, you will act as a trusted advisor to our customers, ensuring their data remains secure, highly available, and scalable as they transition to modern cloud or hybrid architectures.

Requirements

7–8 years of dedicated Oracle DBA experience, preferably within a Managed Services Provider (MSP) or a large-scale enterprise environment.
Oracle 12c/19c/21c, Multitenant Architecture (CDB/PDB).
Oracle RAC, Data Guard, Active Data Guard, GoldenGate.
Advanced RMAN strategies, ZDLRA, and Cross-platform migrations.
OCI (preferred), AWS, or Azure database services.
Expert-level Linux/Unix shell scripting.
Advanced SQL Tuning, Optimizer management, and OEM 13c.
Bachelor’s degree in Computer Science, Information Technology, or a related field.
Oracle Certified Professional (OCP) is required.
Exceptional verbal and written communication skills with the ability to manage client expectations during high-pressure migrations.
A forward-thinking approach—you don't just "fix" databases; you optimize them for the future.

Nice To Haves

OCI Solutions Architect or Autonomous Database Specialist certifications are highly desirable.

Responsibilities

Perform day-to-day monitoring, maintenance, and troubleshooting of Oracle 12c, 19c, and 21c environments.
Proactively identify bottlenecks using AWR, ADDM, and ASH reports. Optimize complex SQL queries and memory structures.
Manage and maintain Oracle RAC, Data Guard, and GoldenGate for real-time replication and disaster recovery.
Execute quarterly RU/PSU patching and ensure compliance with security standards (encryption, auditing, and user access control).
Lead the migration of on-premises databases to Oracle Cloud Infrastructure (OCI), AWS (RDS/EC2), or Azure.
Implement and manage Autonomous Databases (ADW/ATP) and Exadata Cloud Service.
Utilize Terraform or Ansible to automate database provisioning and configuration management.
Assist in designing scalable, multi-tenant architectures that align with the customer’s long-term digital transformation goals.
Ensure all database services meet or exceed defined Service Level Agreements (SLAs).
Translate technical database concepts into business value for stakeholders.
Lead Root Cause Analysis (RCA) for critical production outages.