Senior Site Reliability Engineer at Crusoe | San Francisco, CA

CrusoeSan Francisco, CA - US

On-site Full-time $172K/yr - $209K/yr

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Experience Level

Senior

Qualifications

The ideal candidate will have a strong background in site reliability engineering, operations, or a related field, with experience in monitoring and maintaining large-scale distributed systems. Proficiency in programming and scripting languages, as well as knowledge of cloud infrastructure and automation tools, is crucial for success in this role.

About the job

Join us in leading the AI revolution through sustainable technology. At Crusoe, you will be at the forefront of innovation, contributing to impactful projects and collaborating with a team dedicated to transforming cloud infrastructure responsibly.

About This Role:

As a Senior Site Reliability Engineer, you will play a crucial role in ensuring the operational excellence of Crusoe’s energy-efficient, AI-optimized GPU cloud. Your focus will be on maintaining stability, resilience, and performance, driving initiatives that enhance our cloud platform.

This position is perfect for engineers who thrive in dynamic environments, relish the challenge of solving operational issues, and seek to advance their technical careers while enhancing incident response and reliability for a large-scale distributed platform.

You will collaborate closely with senior SREs, infrastructure engineers, and platform teams to bolster reliability, minimize operational toil, and refine our incident management processes.

What You’ll Be Working On:

Work with cross-functional teams to establish and enhance availability metrics for our cloud infrastructure, including the development, tracking, and improvement of Service Level Indicators (SLIs) and Service Level Objectives (SLOs).
Assist in incident response by diagnosing and resolving service disruptions, while supporting post-incident processes through root cause analysis documentation and participation in reviews.
Build, maintain, and monitor the health of our infrastructure using Crusoe’s observability tools (Prometheus, Grafana, Alertmanager, OpenTelemetry).
Identify and communicate reliability risks and performance bottlenecks, along with early indicators of potential incidents that may impact service availability.
Develop automation and tools to reduce operational toil, minimize manual processes, and improve service recovery and self-healing capabilities.
Collaborate with compute, network, storage, and platform teams to enhance service resilience and strengthen disaster recovery preparedness.
Engage in knowledge sharing and contribute to the development of operational best practices across the organization.

About Crusoe

Crusoe is at the forefront of harnessing energy and intelligence to create a sustainable future. We are committed to building the most reliable and innovative cloud platform that empowers users to leverage AI technology responsibly and efficiently.

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Full-time|On-site|San Francisco

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HeartFlow, Inc.

Full-time|$200.8K/yr - $250.9K/yr|On-site|San Francisco, California

About HeartFlow HeartFlow, Inc. is a medical technology company focused on improving the diagnosis and management of coronary artery disease. Our flagship product, the AI-powered HeartFlow FFRCT Analysis, provides a non-invasive, color-coded 3D view of a patient’s coronary arteries. Clinicians use our platform to identify blockages, assess blood flow, and analyze atherosclerosis, all in alignment with ACC/AHA Chest Pain Guidelines. HeartFlow’s technology supports care teams in the US, UK, Europe, Japan, and Canada, and has already impacted over 500,000 patients worldwide. As a publicly traded company (NASDAQ: HTFL), HeartFlow continues to expand its product line and modernize its platform to support the next generation of life-saving medical technologies. Role Overview: Staff/Lead Site Reliability Engineer (SRE) HeartFlow is searching for an experienced Site Reliability Engineer to join the cloud-native infrastructure team in San Francisco, California. This role works closely with Platform engineers and development teams to maintain and improve the reliability, scalability, observability, and performance of critical systems. What You Will Do Collaborate with Platform and development teams to ensure system reliability and performance Automate complex operational processes and reduce manual work Establish and promote standards for production excellence Support ongoing Platform Modernization initiatives Who We’re Looking For Extensive experience as a Site Reliability Engineer or in a similar role Strong background in cloud-native infrastructure Interest in automation, reliability, and scalable systems Comfort working with cross-functional engineering teams Location This position is based in San Francisco, California.

Apr 14, 2026

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