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# Senior Site Reliability Engineer, Ads

- **Company:** reddit Inc.
- **Location:** San Francisco, CA, United States
- **Experience:** Expert
- **Salary:** $190,800.0 - $267,100.0
- **Contract:** Permanent contract
- **Skills:** Cloud Engineering, Distributed Systems, Design of User Interfaces, Monitoring of Systems, Human-Computer Interaction, Reliability Engineering, Software Engineering, Data Logging, System Availability
- **Published:** October 27, 2026
- **Apply:** https://www.careerbuilder.com/job-details/senior-site-reliability-engineer-ads-san-francisco-ca--9e667953-ffc0-438f-a037-befa42c8ef2d

## About the Role

Reliability Engineering, Website Conversion, Advertising, Revenue Growth, User Interface/Experience (UI/UX), Business Growth, Reliability Engineering, Ecosystems, High Availability, Billing, * 5+ years of experience in Site Reliability Engineering, Infrastructure Engineering, or related roles operating large scale distributed systems.

 * Strong experience supporting high traffic, user facing production environments.
 * Strong cross-functional collaborations skills to lead and influence operational excellence.
 * Good understanding of modern distributed systems, scale engineering, and cloud-native architectures.
 * Strong software engineering skills in languages like general-purpose backend languages like Go.
 * Demonstrated ability to troubleshoot complex issues across applications, infrastructure, networking, and services.
 * Experience with observability platforms, monitoring systems, alerting, and incident response.
 * Experience driving automation and operational improvements.

## Description

The Ads Reliability team partners closely with Ads Engineering to improve reliability, scalability, operational excellence, and developer productivity across Reddit's advertising ecosystem. We help build and operate highly available services that drive revenue and maintain advertiser trust. We're looking for a Senior Site Reliability Engineer to build, operate, and scale the critical systems behind Reddit Ads.

What you'll do:

 * Partner with Ads Engineering teams to improve reliability, scalability, and operational excellence of ad-serving, auction, targeting, measurement, and billing systems.
 * Design, build, and maintain infrastructure, tooling, and automation that improve service reliability and engineering productivity.
 * Improve observability through monitoring, alerting, tracing, logging, and dashboards.
 * Participate in on-call rotations and lead incident response efforts for critical production systems.
 * Run root cause analysis and drive corrective actions following incidents.
 * Collaborate with software engineers throughout the service lifecycle, from design reviews through production operations.
 * Drive adoption of SRE best practices including SLIs, SLOs, error budgets, capacity planning, and operational readiness reviews.
 * Reduce operational toil through automation and self-service tooling.
 * Help define and measure advertiser-critical user journeys such as campaign creation, ad delivery, reporting, and billing.
 * Scale Ads systems to support continued traffic growth, increased advertiser demand, and evolving business requirements.