Site Reliability Engineer III (SRE III)

TL;DR

Site Reliability Engineer III (SRE III) (AWS/Kubernetes): Design, automate, and operate reliable cloud infrastructure and platform services for high-availability SaaS systems with an accent on scalability, observability, and resilience. Focus on developing IaC with Terraform, container orchestration, self-healing systems, and leading cross-functional incident resolution under 24/7 operational demands.

Hybrid in Toronto

Company

Leader in AI-powered travel and expense solutions helping organizations modernize financial operations and optimize spend across 12M+ users in 120 countries.

What you will do

• Proactively monitor, troubleshoot, and optimize services for 24/7 availability, low latency, and high uptime.
• Design and automate cloud infrastructure using IaC (Terraform), scripting (Python/Bash), and tools for operational efficiency.
• Collaborate with engineering teams on project planning, defining NFRs, and aligning reliability with product roadmaps.
• Lead cross-functional issue resolution, root cause analysis, postmortems, and continuous improvement initiatives.
• Mentor junior SREs, participate in architecture reviews, and promote reliability best practices across distributed teams.

Requirements

• Bachelor’s degree in Computer Science or STEM field.
• Minimum 6 years in engineering/operations focused on reliability, scalability, and automation.
• Strong proficiency in Linux distributed environments (up to 70% hands-on).
• Deep experience with AWS or Azure, Terraform IaC, Docker, Kubernetes (including Karpenter/KEDA).
• Scripting (Python, Bash, PowerShell), DevOps principles, CI/CD, observability (Prometheus, Grafana, OpenTelemetry).
• Excellent English communication, project management, and collaboration with global/offshore teams.

Nice to have

• Certified Kubernetes Administrator (CKA) and/or AWS Certification.
• Object-oriented programming experience.
• Background in SaaS or large-scale distributed applications.

Culture & Benefits

• Competitive pay and flexible hybrid work in an inclusive, collaborative environment.
• Work with bright minds in finance, tech, and AI solving real-world challenges.
• Drive efficiency, innovation, and smarter financial decisions for global businesses.
• Support for career growth, operational excellence, and continuous learning culture.