Site Reliability Engineer (DBA) for Vitess & Cassandra

Openkrill; United States; Remote; USD 110,000 - 170,000; Full time

Job summary

Backblaze is seeking a Site Reliability Engineer (SRE) with a DBA focus to ensure the stability, scalability, and reliability of production database systems, primarily Vitess and Cassandra. You will work with engineering, product, and operations teams to embed reliability into day-to-day development and operations, while building automation and observability.

As a Level 2 DBA SRE, you will follow established runbooks, participate in on-call rotations, and contribute to tools and processes that

Qualifications

• 2–4 years of site reliability, systems engineering, or operations focused on database systems.
• Experience with large-scale, production-grade systems; Level 2 role with architecture/design ownership by Level 3 DBA SREs.
• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience).

Responsibilities

• Operate and maintain high-availability database systems (Vitess, Cassandra) per architecture and runbooks.
• Optimize database performance via query tuning, indexing, and schema design.
• Execute backup, recovery, and replication procedures; escalate to senior DBA SREs as needed.
• Ensure database security compliance and access control.
• Support the availability and durability of production services across environments.
• Monitor health using SLIs/SLOs and manage incident response and on-call rotations.
• Follow ITIL/OSS processes for incident, change, and capacity management.
• Develop automation for operational tasks to reduce toil.
• Contribute to monitoring/logging frameworks (Prometheus, Grafana, ELK) and runbooks integration.
• Work with CI/CD, infrastructure as code (Terraform, Ansible, Jenkins).
• Write scripts to improve reliability and efficiency.
• Collaborate with teams to support reliable design and operations.
• Participate in capacity planning and disaster recovery exercises.
• Document systems and share learnings to grow reliability culture.
• Identify recurring issues and propose long-term improvements.

Skills

Linux administration

SRE concepts

Scripting (Python/Bash/Go)

Kubernetes & Docker

Incident response

SQL/NoSQL proficiency

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Vitess / MySQL

Cassandra

Prometheus

Grafana

ELK

Terraform

Ansible

Jenkins

kubectl

mysqlsh

Job description

Backblaze is seeking a Site Reliability Engineer (SRE) with a DBA focus to ensure the stability, scalability, and reliability of production database systems, primarily Vitess and Cassandra. You will work with engineering, product, and operations teams to embed reliability into day-to-day development and operations, while building automation and observability.

As a Level 2 DBA SRE, you will follow established runbooks, participate in on-call rotations, and contribute to tools and processes that