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Oracle & AWS Database Administrator - RDS, Redshift, CDK
Oracle & AWS Database Administrator - RDS, Redshift, CDKAstra North Infoteck Inc. • Toronto, ON, ca
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Oracle & AWS Database Administrator - RDS, Redshift, CDK

Oracle & AWS Database Administrator - RDS, Redshift, CDK

Astra North Infoteck Inc. • Toronto, ON, ca
30+ days ago
Job type
  • Full-time
Job description
Job Description

Oracle & AWS Database Administrator - RDS, Redshift, CDK

Top 3 Required Skills:

  1. Oracle 19c, RAC, Data Guard, RMAN, ASM, OEM
  2. Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift administration
  3. AWS CDK (TypeScript or Python), CloudFormation, and CI/CD pipelines

Top 3 Preferred Skills: Ansible | Dynatrace | Azure

Job Summary:

We are seeking an experienced Oracle DBA to ensure the reliability, performance, and security of mission-critical Oracle databases. The role also requires expertise as an AWS-focused DBA to manage and optimize Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift clusters, with a strong emphasis on Infrastructure as Code using AWS CDK.

Key Responsibilities:

  1. Hands-on administration of Oracle 19c, RAC, Data Guard, RMAN, ASM, and OEM
  2. Expert-level SQL and instance performance tuning; AWR/ASH analysis; wait events diagnosis
  3. Provision, configure, and manage Amazon RDS instances/clusters (instance classes, storage autoscaling, multi-AZ, parameter/subnet groups)
  4. Govern backup/restore strategies, including automated backups, snapshots, encryption (KMS), patching, and version upgrades
  5. Implement monitoring and alerting using CloudWatch, Performance Insights, and Enhanced Monitoring; tune connections and queries
  6. Cost management: right-sizing resources, storage optimization, and advisory on Reserved/Compute Savings Plans
  7. Design, deploy, and operate Amazon Redshift clusters; configure WLM, concurrency scaling, and queue management
  8. Optimize schema design (distribution/sort keys), run VACUUM/ANALYZE, tune queries, and isolate workloads
  9. Build and maintain CI/CD pipelines (CodePipeline/GitHub Actions) for deploying CDK apps; manage multiple environments (dev/qa/uat/prod)
  10. Ensure high availability: Multi-AZ deployments for RDS, cross-region snapshots as needed

Qualifications (Required):

  1. 4–7+ years of experience as an Oracle DBA, including 3+ years managing AWS data services
  2. Hands-on experience with Amazon RDS (Oracle/PostgreSQL/MSSQL) and Amazon Redshift administration
  3. Expertise in monitoring (CloudWatch, Performance Insights), performance tuning, and cost optimization
  4. At least one Oracle certification (OCP) and one AWS certification
  5. Proficiency with AWS CDK (TypeScript or Python), CloudFormation, and CI/CD pipelines


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Oracle & AWS Database Administrator - RDS, Redshift, CDK • Toronto, ON, ca

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