Site Reliability Engineer

PagerDuty; Toronto; Hybrid; CAD 85,000 - 120,000; Full time

Benefits offered by this job

Volunteer time off

Health insurance

Wellness days

Parental leave

Generous PTO

Flexible WFH

Career development programs

Job summary

PagerDuty is seeking a Site Reliability Engineer I on the Core Infrastructure team to help build and operate the foundational infrastructure powering PagerDuty’s real-time operations platform. You will work at the intersection of platform evolution and operational excellence, scaling and hardening networking, compute, and ingress across Kubernetes clusters while supporting global growth.

You’ll monitor health with metrics, logs, and on-call rotations, participate in agile rituals, and stay ahead

Qualifications

• Networking fundamentals: load balancing, DNS, TLS, ingress traffic flow.
• Linux-based production environments.
• IaC with Terraform/CloudFormation; 0–1+ years in SRE/DevOps/PlatformEng roles.
• Kubernetes/EKS experience.
• Cloud-native infra across AWS/GCP/Azure.
• Programming in Python, Ruby, or Go.
• AWS networking concepts: VPCs, subnets, routing, security groups, load balancers.
• Production Kubernetes platforms maintenance (EKS, ingress, networking).
• Monitoring/observability tools: DataDog, New Relic, SumoLogic, Splunk, Prometheus, Grafana.
• Service meshes, ingress controllers, API gateways: Envoy, Istio, NGINX.

Responsibilities

• Build and operate foundational infrastructure powering PagerDuty’s platform.
• Manage networking, compute, and ingress across clusters.
• Scale and harden systems; contribute to reliability and security.

Skills

Networking fundamentals

Linux production systems

IaC (Terraform, CloudFormation)

Kubernetes / EKS

Cloud-native infra (AWS, GCP, Azure)

Programming (Python, Go, Ruby)

Load balancing / DNS / TLS / ingress

On-call / incident response

Monitoring & observability (Datadog, S

Tools

Terraform

CloudFormation

Kubernetes

AWS

GCP

Azure

Envoy / Istio / NGINX

Job description

• 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

Benefits

• 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)