Senior Cloud Engineer building secure, scalable AWS infrastructure for BMO, a leading bank. Automating cloud operations, enforcing governance, and enabling software teams through reusable infrastructure patterns.
Responsibilities
Design, build, and maintain secure, scalable, and resilient AWS cloud infrastructure using compute, networking, storage, serverless, and managed platform services
Review and assist in architecting AWS solutions for scalability, security, governance, and cost efficiency
Review and maintain reusable cloud patterns, foundational components, and reference architectures
Support serverless and container-based workloads using AWS-native services
Troubleshoot and maintain Infrastructure as Code using CloudFormation and CDK
Develop and maintain reusable IaC modules, templates, Rego policies, and helper functions
Review and enhance automated provisioning, configuration management, and environmental consistency controls
Review and maintain AWS IAM authentication and authorization models
Collaborate with cybersecurity and compliance teams on design reviews and regulatory adherence
Implement and optimize monitoring, logging, alerting, traces, metrics, dashboards, and runbooks using CloudWatch and related AWS observability services
Optimize AWS workloads for performance, scalability, resilience, and cost efficiency
Ensure operational readiness, including backup and recovery considerations
Partner with software engineering teams on cloud onboarding, implementation best practices, and architecture decisions
Support PoC/MVP and production-ready AWS solutions
Promote engineering standards, reusable patterns, and automation-first delivery practices
Mentor junior team members and contribute to engineering standards and best practices
Requirements
5–7+ years of hands-on cloud engineering experience in production environments
AWS Containers mandatory, or expertise in Serverless
Implementation experience with several AWS services, including Lambda, API Gateway, DynamoDB, SNS, SQS, Kinesis, Cognito, Service Catalog, IAM, VPC, CloudWatch, EventBridge, S3, RDS, and Step Functions
Implementation experience with Docker, ECS Fargate, ECR, and EFS
Experience with event-driven architecture patterns using SNS, SQS, or EventBridge
Scripting knowledge in JavaScript, Node.js, TypeScript, or Python mandatory, or extensive software development experience
Strong analytical and problem-solving skills
Ability to work autonomously and drive cloud services end-to-end
Effective communication and collaboration across engineering and business teams
Customer-focused mindset supporting high-performing developer teams
Ability to mentor junior team members and contribute to engineering standards and best practices
AWS certifications, such as AWS Certified Developer or Solutions Architect Associate/Professional, preferred
CloudFormation, CDK, Liquibase, GitHub Actions/reusable workflows, software development, and end-to-end AWS PoC/MVP experience nice to have
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