Top Reliability Engineer Jobs in NYC, NY

Build and operate a reliable, scalable internal Agentic AI platform. Define SLOs, error budgets, observability standards, incident response runbooks, and reliability practices. Develop automation and Python applications, integrate APIs and asynchronous systems, manage cloud and Kubernetes deployments, and support users during incidents. Work with databases, CI/CD pipelines, AI agents, and RAG workflows while improving code quality, developer processes, platform performance, availability, accuracy, and cost efficiency.

The role involves designing, optimizing, and maintaining PostgreSQL and MySQL databases, ensuring high availability, reliability, and performance for mission-critical systems, while automating operational tasks and responding to incidents.

Build and maintain CI/CD pipelines, manage and automate cloud infrastructure and configurations, implement monitoring/logging and alerting for reliability, enforce security and compliance practices, and collaborate with development teams to support scaling and operations.

Operate and maintain AWS infrastructure and CI/CD pipelines, deploy containerized applications, write Terraform IaC, implement monitoring/observability, troubleshoot incidents, resolve security vulnerabilities, participate in on-call rotation, and produce operational/runbook documentation to ensure resilient cloud platform delivery.

Responsible for maintaining FedRAMP-compliant infrastructure, collaborating with software engineers, and ensuring system availability and security. Duties include infrastructure design, automation, monitoring, and incident response.

As a Senior Site Reliability Engineer, you will enhance platform reliability, lead incident management, and drive AI-driven improvements in operational workflows.

SREs at Citadel focus on optimizing and maintaining system reliability, performance, and automation for investment applications, collaborating closely with teams.

Own end-to-end infrastructure as the company’s first dedicated SRE. Design, build, scale, and operate cloud, on-premises, hybrid, and air-gapped environments; architect AWS migrations; support customer-specific deployments; and improve observability, networking, containerization, CI/CD, and delivery systems. The role is full-time and on-site in Midtown Manhattan, with relocation support but no visa sponsorship.

Operate and improve production reliability for critical services by building automation, monitoring, and runbooks. Triage incidents, reduce MTTR, improve observability, partner with engineering for root-cause fixes, and apply validated enterprise AI-assisted tools to support SRE workflows and reduce toil.

Leads strategy, architecture, deployment, operations, automation, observability, and reliability initiatives for globally distributed database systems. Partners across engineering and business teams to improve performance, scalability, security, continuity, and operational rigor. Oversees incident troubleshooting, root-cause analyses, release processes, database change management, technology evaluation, roadmap planning, and mentoring while operating databases across Kubernetes, cloud, and bare-metal environments.

Site Reliability Engineer responsible for improving platform reliability, observability, and security. Duties include expanding PagerDuty on-call operations, implementing Datadog metrics and tracing, and managing credentials, certificates, encryption keys, and their rotation. The role supports infrastructure handling protected health information and offers mentorship toward broader SRE ownership.

Lead application readiness and remediation coordination for AWS, EOL, and vulnerability patches. Validate impacts, define smoke and regression tests, drive automation, resolve dependencies, escalate blockers, and secure production sign-off to ensure audit-ready closure.

Supports reliability and operations for hybrid on-premises and multi-cloud infrastructure across Azure, AWS, and GCP. Monitors production systems, responds to incidents, maintains compute, storage, networking, middleware, and identity services, and contributes to Infrastructure-as-Code, DevSecOps, GitOps, CI/CD, cloud security, observability, documentation, and post-incident reviews. Participates in on-call rotations and helps improve platform performance, resilience, and consistency.

The role involves designing and automating infrastructure management, improving reliability, building internal tools, and contributing to architectural decisions. Responsibilities include working with Kubernetes and managing large-scale infrastructure, while participating in on-call rotations to prevent incidents.

Site Reliability Engineers will work on production infrastructure, focusing on AWS and Kubernetes while ensuring high availability and customer satisfaction.

The Senior Site Reliability Engineer will develop and support distributed storage services, ensuring reliability and operational safety, with a focus on automation and efficiency.

Seeking a Site Reliability Engineer with expertise in networking and distributed systems for building secure multi-cloud infrastructure. Responsibilities include maintaining network architecture and ensuring reliable service-to-service communication, involving a 24/7 on-call rotation.

Work as an SRE embedded with product teams to improve reliability by fixing application code (primarily TypeScript), building observability (Prometheus, Loki, Grafana, Alloy), defining SLIs/SLOs, leading incident response and postmortems, automating toil, and supporting deployments across on‑prem DoD and AWS environments.

Build and operate reliable, scalable infrastructure and backend systems. Define and monitor SLOs and SLAs, manage on-call operations, improve observability, performance, security, developer experience, and technical processes. Contribute to Temporal-based workflow orchestration, advise backend projects, manage AWS infrastructure, and support system scalability as the customer base grows.

Lead SRE for cloud-based live linear playout systems driving reliability, observability, incident response, SLIs/SLOs, automation, capacity planning, runbooks, and L1/L2 on-call support to ensure resilient distribution across NBCUniversal channels.

Own the reliability, performance, availability, scalability, and cost efficiency of production Aurora MySQL databases on AWS. Responsibilities include observability, alerting, query optimization, replication, backups, disaster recovery, schema migrations, reader topology, cost optimization, runbooks, incident response, and database performance reviews. The role partners with engineering teams, supports HIPAA-compliant handling of PHI, and establishes reliable database operating practices.

Develop and operate Arista’s FedRAMP CloudVision SaaS platform at scale. Responsibilities include improving reliability, scalability, observability, autoscaling, disaster recovery, capacity planning, CI/CD, network architecture, cost optimization, and cloud application security. The role develops and manages Kubernetes-native services, distributed databases, and automation using technologies such as GCP, GKE, Go, Python, Ansible, Pulumi, and Bash. Participation in a FedRAMP on-call rotation is required.

The Site Reliability Engineer will provide support and diagnose issues within a real-time, distributed environment, focusing on large-scale application and infrastructure management, with basic required skills in UNIX/Linux, networking, SQL, and scripting languages.

Own reliability and security of CI/CD and production services: define SLI/SLOs, lead incident response and postmortems, build observability (Datadog), operate Kubernetes and IaC (Terraform), harden pipelines with SAST/DAST/SCA and policy-as-code, and coach teams on reliability and operational best practices.

Manage Azure infrastructure and AKS clusters, build GitHub Actions CI/CD pipelines, and improve Grafana-based observability and incident response. Define SLIs, SLOs, and error budgets; maintain infrastructure as code with Pulumi; troubleshoot reliability issues; perform capacity planning and performance tuning; participate in on-call support; and document operational procedures. Collaborate with development teams to deliver scalable, reliable production systems.