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About the role
Lead Oracle DBA
Position Overview
Buchanan Technologies is seeking a highly experienced Lead Oracle DBA to support complex, enterprise-scale Oracle database environments. This is a hands-on technical position focused on database architecture, administration, performance optimization, modernization, and operational excellence. The ideal candidate has deep Oracle expertise and enjoys solving complex database challenges in mission-critical production environments. This role is primarily focused on technical execution and internal collaboration rather than client-facing responsibilities.
What You’ll Do
Oracle Architecture and Modernization
Design scalable, secure, and highly available Oracle database architectures. Develop database technology roadmaps aligned with business and technical requirements. Lead database modernization, consolidation, migration, and cloud transformation initiatives. Assess existing database environments and recommend architectural and operational improvements. Provide database architecture guidance for new applications and enterprise integrations.
Database Administration and Performance
Perform hands-on Oracle database administration across development, QA, staging, and production environments. Design and implement high-availability, disaster-recovery, backup, and recovery solutions. Conduct advanced database performance analysis, troubleshooting, and tuning. Optimize SQL execution plans, indexing strategies, memory utilization, storage, and overall system performance. Maintain database security, auditing, compliance, and operational standards. Monitor database health, capacity, availability, and future growth requirements. Perform database upgrades, patching, cloning, refreshes, and maintenance activities.
Development and Production Support
Collaborate with application development teams throughout the software development lifecycle. Review database designs, schemas, stored procedures, SQL, PL/SQL, and data models. Support database deployments, release management, and production implementations. Troubleshoot and resolve production incidents, including completing root-cause analyses. Improve database standards, automation, monitoring, and operational processes. Translate application and system requirements into scalable database solutions. Participate in after-hours maintenance and production support activities as required.
Technical Leadership
Provide technical guidance and mentorship to Oracle DBAs and database engineers. Offer technical oversight across multiple concurrent initiatives. Establish and maintain database standards, governance, and operational procedures. Assist with technical planning, effort estimation, and implementation. Collaborate with infrastructure, development, security, cloud, and other internal technology teams.
Required Qualifications
10 or more years of Oracle Database Administration experience in enterprise environments. Extensive hands-on experience designing and supporting enterprise Oracle database solutions. Expert knowledge of Oracle Database 11g, 12c, 19c, 21c, or newer.
Advanced expertise in
Database performance tuning SQL optimization Execution-plan analysis Oracle RAC Oracle Data Guard RMAN ASM Partitioning Backup and recovery Experience supporting large-scale, mission-critical production environments with high-availability requirements. Strong understanding of database lifecycle management across development, testing, staging, and production environments. Experience with database upgrades, migrations, patching, cloning, and refreshes. Strong analytical, troubleshooting, documentation, and problem-solving skills. Ability to work independently and collaborate effectively with internal technical teams.
Preferred Qualifications
Experience with Oracle Cloud Infrastructure. Experience with Oracle Exadata. Experience with Oracle GoldenGate or other replication technologies. Knowledge of Microsoft Azure or Amazon Web Services. Familiarity with DevOps, CI/CD, Infrastructure as Code, and database automation. Experience supporting enterprise resource planning platforms such as Oracle E-Business Suite, Oracle Fusion, JD Edwards, or PeopleSoft. Oracle OCP, OCM, or OCI certifications.
Technical Skills
Oracle Database Administration Oracle Database Architecture Oracle RAC Oracle Data Guard RMAN ASM Oracle Enterprise Manager SQL and PL/SQL Performance Tuning Query Optimization Capacity Planning Backup and Recovery High Availability Disaster Recovery Linux and Unix Shell Scripting Database Automation Database Security Oracle Cloud Infrastructure
What Makes You Successful
You are a hands-on Oracle database expert who enjoys solving complex technical problems and improving the performance, stability, security, and recoverability of enterprise database environments.
You work well independently, bring discipline to production operations, and collaborate effectively with internal infrastructure, development, security, and cloud teams. You are comfortable taking ownership of critical database systems and driving technical work from analysis through implementation and ongoing support.
Not the right fit? Search for Oracle Database Administrator jobs in Canada
About Buchanan Technologies
As a leading IT consulting and outsourcing services firm, Buchanan Technologies helps organizations across North America turn their business technology into a powerful competitive advantage. Small, mid-size, and Fortune 100 businesses — all rely on us for our expert perspective, technical know-how and boots-on-the-ground manpower. Our methodology transforms everyday technology investments into streamlined, secure and scalable solutions that support our clients’ growth. Technology agnostic, we work with almost any system —from the latest cloud platforms to legacy software.
Our teams are designed to balance proven methodology with strategic perspective. We are more flexible than other firms of our caliber, with a wide-array of options to customize your solution either single-point or end-to-end. At the heart of our success is a dedication to working closely with our clients, delivering strategic IT services that assist their business objectives and transform their organizations. We believe in putting people first — and technology second. So, while software and hardware technology continues to change, our customer-centric approach to IT never will.
Buchanan works with our customers to meet their needs with these service offerings:
- Fully Managed Operations and Infrastructure Services
- Digital Workplace Solutions
- Database and Application Services
- Full Cloud Services (CSP): Proven Microsoft and Oracle Partner
- Cybersecurity Solutions (MSSP)
- Onsite and Remote Field Technology Services
- Technology Projects (Upgrades, Rollouts, Location Turn Up/Down)
- IT Staffing Services to Supplement or Fill Gaps in Your Team
Buchanan has garnered much recognition through industry achievements and awards, including the HDI Pinnacle of Excellence Award, Gartner’s Magic Quadrant for Managed Workplace Services, North America, Channel Futures MSP 501, CRN Elite 150 Managed Service Provider, MSSP Alert Top 250 MSSPs, Channel E2E Top 250 Public Cloud MSPs, and more.