As a Site Reliability Engineer I on the Core Infrastructure team you’ll help build and operate the foundational infrastructure that powers PagerDuty’s real-time digital operations platform
Our systems support millions of events and alerts daily, enabling customers to detect, respond to, and resolve incidents quickly and reliably
You’ll work at the intersection of platform evolution and operational excellence, building and evolving foundational network, compute, and ingress infrastructure while scaling and hardening existing systems
Your work will directly impact the reliability, scalability, and security of the services our customers rely on to keep their businesses running as PagerDuty continues to grow across products, regions, and customer use cases
Support and improve foundational infrastructure, including networking, compute
platforms, Kubernetes clusters, and ingress/traffic management systems
Contribute to the reliability and scalability of PagerDuty’s core platform by
hardening existing systems and supporting the rollout of new infrastructure
capabilities
Participate in agile rituals (standups, planning, retros) and communicate
progress/risks early
You stay current on technical trends to suggest innovative tools and approaches
to interesting problems
Monitor system health using metrics, logs, and alerts, and participate in 24/7
on-call rotations to help detect, respond to, and resolve incidents
Advantages 20 hours per year of paid volunteer time
Health insurance




Wellness Days and mid-year Wellness Week: extra time off for whole company to unplug and recharge at the same time
Generous paid parental leave and return to work policy to help with transition back
Generous paid time off
Flexible workplace/WFH
Hands-on career and leadership development programs
Qualifications Working knowledge of networking fundamentals, such as load balancing, DNS,TLS, and ingress traffic flow
Hands-on experience operating Linux-based systems in productionenvironments
Experience with Infrastructure as Code (e.g., Terraform, CloudFormation)0 to 1+ years of experience in Site Reliability Engineering, DevOps, or PlatformEngineering roles
Experience with container orchestration (e.g., EKS, Kubernetes)
Experience working on cloud-native infrastructure (e.g., AWS, GCP, Azure),including networking and compute concepts
Proficiency in at least one programming language (e.g., Python, Ruby, Go, etc.)
Experience with AWS cloud networking concepts such as VPCs, subnets,routing, security groups, and load balancers
Experience operating or contributing to production Kubernetes platforms (e.g.,EKS), including cluster upgrades, networking, or ingress configuration
Experience with monitoring, observability, and logging platforms (e.g., DataDog,New Relic, SumoLogic, Splunk, Prometheus, Grafana)
Familiarity with service meshes, ingress controllers, or API gateways (e.g.,Envoy, Istio, NGINX)

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📌 Site Reliability Engineer (Ontario)
🏢 PagerDuty
📍 Ontario