Senior Database Administrator for High Availability Setup Upgrade

Summit Digital

Contract · Remote · Flexible hours

About the role

Summit Digital is launching a performance and reliability overhaul of its customer‑facing services. We need a Database Administrator who can design, tune, and safeguard our data layer while supporting rapid feature delivery.

Key responsibilities

• Analyze and optimize query performance across PostgreSQL, MongoDB, and MySQL clusters.
• Implement automated monitoring, alerting, and capacity planning for high‑availability.
• Lead data migration and schema redesign to reduce latency.
• Collaborate with developers to embed best‑practice indexing and caching strategies.
• Document procedures and provide knowledge transfer to the ops team.

Must-have skills

• 5+ years managing relational and NoSQL databases in production.
• Deep expertise in performance tuning, replication, and backup strategies.
• Strong scripting ability (Bash, Python) for automation.
• Experience with cloud‑based database services (AWS RDS, Azure Cosmos DB).

Nice to have

• Familiarity with containerized database deployments (Docker, Kubernetes).
• Certifications such as AWS Certified Database – Specialty.