Sr DevOps Engg - AWS

emergiTEL is hiring a Senior DevOps Engineer – AWS for our client in the fintech / cryptocurrency industry. This is a Permanent role. Location: Etobicoke, ON (Hybrid) Job Description (English) The Role We are seeking a Senior DevOps Engineer with deep AWS expertise, strong multi-account architecture experience, and proven leadership capability. This role owns cloud infrastructure strategy, CI/CD systems, security posture, observability, and infrastructure governance across production and regulated environments. This is a hands-on role (approximately 80% execution, 20% mentoring and knowledge transfer) focused on building resilient, compliant, and highly available systems aligned with defined SLAs. Qualifications • 10+ years of experience in IT infrastructure or cloud engineering • 7+ years owning and operating production AWS environments • Deep expertise in AWS architecture, security, and networking • Advanced Terraform experience in complex environments • Strong CI/CD architecture experience (GitLab preferred) • Hands-on experience with Kubernetes (EKS) or ECS • Professional scripting experience in Python, Go, or Bash • Experience in PCI-compliant or regulated fintech/crypto environments • Strong understanding of SLAs and designing systems to meet them • Demonstrated leadership and mentoring capability Key Responsibilities Cloud Architecture & Multi-Account Strategy • Design and manage AWS Organizations across multiple accounts • Architect multi-region, highly available systems aligned with SLAs • Design secure VPC and private subnet strategies, including Transit Gateways and VPN/NGINX tunnels • Implement expert-level IAM governance (least privilege, SSO, Verified Permissions) • Continuously evolve cloud architecture to meet fintech-grade reliability and compliance requirements Infrastructure as Code & CI/CD Leadership • Lead advanced Terraform implementations in complex, multi-account environments • Design scalable Terraform module architecture and state management strategies • Own and scale GitLab CI/CD pipelines and SaaS runners • Build AMI pipelines and infrastructure automation using Python, Go, or Bash with deterministic builds • Improve deployment velocity without compromising security Containers, Orchestration & Observability • Architect and operate Kubernetes (EKS) or ECS environments • Manage ECR, image scanning, and auto-scaling strategies • Implement observability using Datadog (preferred) or Prometheus/Thanos • Define and manage SLIs and SLOs aligned to business SLAs • Lead incident response, post-mortems, and root cause analysis • Architect and operate AWS RDS databases Security & Compliance • Resolve CIS Benchmark and AWS Security Hub findings • Harden AWS infrastructure and container workloads • Manage secrets using HashiCorp Vault or AWS Secrets Manager • Support PCI and regulated fintech/crypto compliance requirements • Strengthen cloud security controls across infrastructure and CI/CD pipelines Edge, Connectivity & Cloudflare • Manage Cloudflare services including Firewall, Zero Trust, WARP, Access, and DNS • Design secure edge networking and connectivity patterns • Support secure connectivity for crypto infrastructure components • Lead and support cloud migration initiatives as required FinOps & Governance • Implement cost optimization and tagging strategies • Identify and eliminate unused resources to reduce cloud waste • Produce architecture documentation and operational runbooks • Drive infrastructure governance, standards, and best practices Preferred Certifications & Experience • AWS Solutions Architect – Professional (SAP-C02) • AWS DevOps Engineer – Professional • Hands-on Datadog experience • Experience leading FinOps initiatives • Cloudflare Zero Trust and WARP experience • HashiCorp Vault experience • Snowflake and dbt infrastructure experience Vacancy Status / Statut du poste This is an active position currently open for hiring. / Ce poste est activement ouvert au recrutement. Use of Artificial Intelligence / Utilisation de l'intelligence artificielle emergiTEL uses artificial intelligence to help identify and source candidates for this role. All assessment and selection decisions are made by our recruiters, a human is always involved, and no applicant is evaluated or rejected by automated means alone.