Site Reliability Engineer II

Backblaze; United States; Remote; USD 130,000 - 170,000; Full time

Job summary

Backblaze is seeking a Site Reliability Engineer II to enhance the stability, scalability, and reliability of its services and infrastructure. The role emphasizes building automation, maintaining observability, and supporting incident response to keep customer-facing systems performant.

You will collaborate with engineering, product, and operations to embed reliability practices, contribute to CI/CD, and improve tooling. A focus on reducing toil and improving efficiency is key.

Qualifications

• Build automation and tooling to reduce toil and improve reliability.
• Maintain observability through metrics, logging, and tracing.
• Support incident response with structured post-incident reviews.

Responsibilities

• Support the availability and durability of critical services across production environments.
• Monitor health with SLIs, SLOs, and error budgets; escalate when thresholds are at risk.
• Participate in on-call rotations and incident reviews to drive improvements.
• Follow ITIL/OSS processes for incident, change, and capacity management.
• Develop automation for common tasks; contribute to monitoring and alerting frameworks.
• Collaborate with engineering, product, and operations; assist in capacity planning and DR exercises.
• Document systems, share learnings, and promote a reliability-focused culture.
• Identify recurring issues and propose long-term improvements.

Tools

Prometheus

Grafana

Catchpoint

ELK

Terraform

Ansible

Jenkins

Bash

Python

Go

Job description

About Backblaze
Backblaze is the object storage leader in the open cloud movement, fueling customer success with cloud storage built purposefully to unlock budgets, unburden administrators, and unleash innovators. Together with our partners, we're helping customers break free from the restrictive, overpriced legacy solutions that hold them back, and blaze forward with the full power of the open cloud in their hands.

Founded in 2007, we scaled the business with less than $3 million in outside funding until 2021, when we did a traditional IPO on the Nasdaq stock exchange. Today, Backblaze generates over $100m in revenue and is the leading specialized storage cloud - managing over three billion gigabytes of data storage for 500K+ customers in 175+ countries, including businesses, developers, IT professionals, and individuals.

About the Role

We are seeking a Site Reliability Engineer II (SRE II) to help ensure the stability, scalability, and reliability of our services and infrastructure. This role focuses on building automation, maintaining observability, and supporting incident response to keep customer-facing systems performing at their best. The SRE will collaborate with engineering, product, and operations teams to embed reliability practices into day-to-day development and operations while contributing to tools and processes that improve efficiency and reduce manual effort.

Key Responsibilities

Service Reliability & Operations

• Support the availability and durability of critical services across production environments.
• Monitor service health using SLIs, SLOs, and error budgets, and elevate issues when thresholds are at risk.
• Participate in on-call rotations, incident response, and post-incident reviews to drive service improvements.
• Follow established ITIL/OSS processes (incident, change, problem, and capacity management).

Automation & Tooling

• Develop automation for common operational tasks, reducing manual intervention and toil.
• Contribute to monitoring, logging, and alerting frameworks (e.g., Prometheus, Grafana, Catchpoint,ELK).
• Work with CI/CD pipelines, configuration management, and infrastructure as code tools (Terraform, Ansible, Jenkins).
• Write scripts (Bash, Python, Go, etc.) to improve system reliability and efficiency.

Collaboration

• Partner with engineering, product, and operations teams to support resilient system design and operations.
• Assist in capacity planning and disaster recovery exercises.
• Work with vendors and service providers to troubleshoot service issues and track SLA performance.
• Document systems, share learnings, and help grow a reliability-minded engineering culture.

Continuous Improvement

• Contribute to playbooks, runbooks, and operational documentation.
• Identify recurring issues and propose long-term improvements.