Senior Database Administrator (Freelancer)
RemoteContract5–9 yrsPosted open since jan 2026
Senior software engineering contract role at Mactores. Needs 5+ years. Remote.
About the role
This role sits inside our Application & Database Modernization pillar and exists to make sure that doesn't happen. As our Senior Database Administrator, you'll run the Amazon Aurora PostgreSQL environments in an active Oracle-to-PostgreSQL migration program from cluster design through DMS replication through post–go-live stabilization.
What you'll do
- Run the Amazon Aurora PostgreSQL environments in an active Oracle-to-PostgreSQL migration program from cluster design through DMS replication through post–go-live…
- Design, set up, configure, and manage Amazon Aurora PostgreSQL clusters
- Configure parameters, maintenance windows, monitoring, and scaling strategies
- Keep the environments highly available, fault tolerant, and operationally ready — before go-live, not after
- Implement least-privilege access, role hierarchies, and security best practices, and support audit and compliance requirements
What you need
- PostgreSQL
- AWS
- Root cause analysis
- CI/CD
- Ansible
- Puppet
Good to have
- Terraform