Top Site Reliability Engineer Jobs

Hands-on Site Reliability Engineer responsible for building and maintaining cloud infrastructure, CI/CD pipelines, observability (logging/monitoring/tracing), automation, and security best practices. Manage datacenter resources, troubleshoot clusters and services, collaborate with engineering teams for deployments, and participate in on-call incident response to ensure high availability and performance.

Build and operate Nebius's network infrastructure: define SLIs/SLOs, improve site and inter-site reliability, lead incident response and postmortems, develop observability and alerting, automate change workflows, and collaborate with network and platform teams to embed operability.

Lead SRE enablement by defining SLO/SLO frameworks, production readiness, and reliability playbooks. Build and standardize observability (Dynatrace), provide alerting/dashboard/runbook templates, coach teams on SRE practices, run training, participate in incident post-mortems, and report enterprise reliability metrics while advising on architecture for hybrid GCP and on-prem environments.

Designs, deploys, maintains, and monitors scalable cloud and on-premise platforms. The role focuses on AWS, Kubernetes, infrastructure as code, CI/CD, automation, system reliability, outage resolution, security best practices, fault tolerance, load testing, and production troubleshooting. It partners with product teams on deployments, infrastructure improvements, technical projects, documentation, mentoring, and adoption of modern platform technologies, including participation in a monthly on-call rotation.

Own end-to-end reliability for a customer-facing GPU cloud serving workloads across 100–10,000 GPUs. Responsibilities include operating Kubernetes GPU clusters, managing multi-tenant isolation, automating bare-metal provisioning, defining SLIs/SLOs/SLAs, handling incidents and customer communications, building observability with Prometheus and Grafana, implementing infrastructure as code and GitOps, and developing automated remediation and self-service operational tooling.

Develop, operate, and scale Proofpoint’s production infrastructure across global data centers and public cloud. Responsibilities include deployment, maintenance, troubleshooting, performance tuning, monitoring, alerting, capacity planning, incident response, infrastructure architecture, automation, and security. The engineer will collaborate with product and engineering teams, investigate complex system and network issues, support product rollouts, and participate in a 24x7 on-call rotation.

Migrate and maintain applications in Google Cloud, implement observability, monitor system health, support production on-call rotations, manage incidents, conduct post-incident reviews, and improve operational resiliency. The role drives automation, reduces toil, plans capacity, and ensures applications meet availability, performance, security, and maintainability standards.

Own reliability, availability, performance, and capacity for production SaaS services across Azure, AWS, and a FedRAMP High environment. Build observability, SLOs, monitoring, infrastructure automation, and remediation workflows; lead incident response, postmortems, support escalations, and disaster recovery efforts. Manage Terraform, CI/CD, Kubernetes, WAF, networking, and observability costs while improving on-call operations and collaborating with Security, Product, Support, and Development.

The Senior Site Reliability Engineer improves the reliability, resilience, scalability, observability, and operational health of production services. Responsibilities include defining SLIs and SLOs, enhancing monitoring and incident response, automating infrastructure and deployments, reducing operational toil, troubleshooting distributed systems, and partnering with software engineering teams. The role owns reliability outcomes across multiple services, influences engineering practices, mentors colleagues, and drives continuous improvement across cloud platforms, CI/CD, infrastructure, and operational readiness.

Lead reliability engineering for critical SaaS services by defining SLOs, managing major incidents, improving observability, architecting scalable infrastructure, advancing deployment safety, and mentoring engineers. The role partners with engineering and product leaders to balance feature delivery with system resilience, while driving reliability standards, automation, and recruiting across the SRE organization.

The role involves managing compute infrastructure for decentralized applications, requiring critical thinking, documentation skills, and experience in Kubernetes and blockchain management.

Operate and improve an internal observability platform: monitor platform health, support incident response, define SLOs/SLIs/runbooks, automate GitOps workflows, enable teams with documentation and telemetry standards to improve reliability and reduce manual work.

Build, operate, and scale mission-critical application infrastructure and tooling for vehicle and satellite software delivery. Manage infrastructure as code, improve observability, collaborate with engineers, participate in on-call rotation, perform incident response and postmortems, and provide end-user support to reduce build and test times.

Build and improve Replicant’s AI-native platform, including site reliability, CI/CD, developer tooling, observability, incident management, cloud infrastructure, and autonomous-agent harnesses. Own production infrastructure reliability at scale, reduce operational toil, improve deployment workflows, participate in on-call rotation, and shape platform engineering patterns. The role uses TypeScript/Node.js, Python, Terraform, Kubernetes, Helm, GCP, and modern monitoring tools.

Build and improve Replicant’s AI-native platform infrastructure, including site reliability, CI/CD, developer tooling, observability, incident management, and agent harness systems. Own production infrastructure patterns, deployment workflows, and developer self-service across Kubernetes and cloud environments. Participate in on-call and incident response while improving scalability, availability, and operational efficiency for real-time conversational AI traffic.

Provides frontline support for high-availability cloud systems, monitors infrastructure, manages incidents, coordinates outage bridges, documents technical issues, and develops automation and AI agentic workflows. The role partners with development teams to improve detection and resolution, supports AWS technologies, databases, networks, CI/CD tools, and observability platforms. This is a Monday–Thursday overnight shift within a 24/7 command center and includes some holiday coverage.

Lead cloud-native rearchitecture of a large monolithic system into microservices using AWS/Azure and Kubernetes. Design resilient, highly available infrastructure with Terraform, implement monitoring/alerting, solve complex cloud networking and security challenges, drive DevOps/CI-CD adoption, evaluate technologies, and mentor engineering teams.

Apply to join Galaxy Ventures' invite-only Talent Network for DevOps, SRE, QA, and Security professionals. Upon acceptance, your profile may be discreetly shared with portfolio companies for relevant roles, and you'll receive invitations to exclusive networking events. Participation is confidential and non-binding.

The Senior Site Reliability Engineer will focus on automating infrastructure, enhancing cloud resilience, supporting deployments, and mentoring teams in reliability best practices, while participating in on-call rotations.

The role involves ensuring software reliability and performance, managing incidents, developing infrastructure automation, and mentoring junior engineers within a platform team.

Maintain SLOs and improve availability, latency, and system health for cloud-hosted services. Design automation and IaC for AWS/Azure, support cloud migration, configure observability (Datadog, CloudWatch, Azure Monitor), participate in on-call rotations and incident response, and partner with development teams to improve reliability, observability, and CI/CD pipelines.

Design, build, and maintain scalable, secure cloud infrastructure and automation. Implement IaC and CI/CD, optimize customer-facing platforms, manage CDNs/DNS/SSL, improve observability and incident response, mentor engineers, and drive infrastructure strategy and reliability improvements.

Own reliability, observability, and delivery for a cloud-native, multi-tenant Kubernetes platform. Build CI/CD, GitOps, IaC, and AI-first automation for incident response and LLM infrastructure. Instrument SLOs and tracing, harden secrets and supply-chain security, troubleshoot production issues, and mentor engineers in AI-driven operations.

Improve AWS production infrastructure reliability, observability, performance, and operational maturity. Build Terraform infrastructure, enhance CI/CD, automate operational work, manage incident response and on-call operations, lead postmortems, improve application resilience, support capacity planning and database reliability, and collaborate on security hardening and compliance. Mentor engineers and promote reliability practices across the organization.

Design, build, and maintain secure, highly available Azure cloud-native platforms and CI/CD pipelines for classified mission systems. Implement Infrastructure as Code, automation, monitoring, and security controls while supporting hybrid Windows environments and platform reliability.