Staff Site Reliability Engineer (Ads)

Location: San Francisco, CA, United States

Base salary: $217,000–$303,900 USD per year

Company

Reddit is a large-scale community platform with more than 100,000 active communities and approximately 130 million daily active unique visitors.

What you will do

• Lead reliability, scalability, performance, and operational excellence for critical user-facing systems, including APIs, feeds, search, messaging, content delivery, and real-time services.
• Design and guide highly available architectures covering failover, redundancy, graceful degradation, traffic management, and capacity planning.
• Identify systemic risks and reliability bottlenecks across services, dependencies, deployments, and infrastructure, then drive sustainable mitigation.
• Build automation and tooling for safer deployments, incident response, remediation workflows, and reliability guardrails.
• Lead complex incident response, blameless postmortems, root-cause analysis, and long-term corrective actions.
• Define reliability standards around SLIs, SLOs, capacity management, release engineering, operational maturity, and engineering mentorship.

Requirements

• 8+ years of experience in Site Reliability Engineering, Infrastructure Engineering, or related roles operating large-scale distributed systems.
• Experience supporting high-traffic, user-facing production environments and designing highly available systems.
• Deep knowledge of one or more of distributed systems, networking, Linux systems, and cloud-native architectures.
• Strong programming skills in Go, Python, or similar languages.
• Experience with observability systems, including metrics, logging, tracing, and alerting.
• Ability to troubleshoot complex issues across applications, infrastructure, networking, and services, and influence technical direction across teams.

Nice to have

• Experience with Kubernetes, containers, cloud infrastructure, and modern deployment platforms.
• Familiarity with Prometheus, Grafana, OpenTelemetry, Envoy, Kafka, ClickHouse, Cassandra, Redis, or similar distributed infrastructure technologies.
• Experience with CDN optimization, edge reliability, traffic engineering, global infrastructure, or internet-scale traffic volumes.
• Open-source contributions, technical community participation, or leadership of large-scale incident response and operational transformation.

Culture & Benefits

• Global benefit programs covering workspace, professional development, and caregiving support.
• Private medical, dental, and vision benefits, plus mental health and coaching support.
• Retirement savings account with matching contribution.
• Flexible vacation, paid volunteer time off, and generous paid parental leave.
• Family planning and gender-affirming care support.
• Interviews may be recorded, transcribed, and summarized by AI, with an option to opt out before scheduled interviews.