Sr. DevOps/Cloud Engineer
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Our client requires a Senior DevOps/Cloud Engineer to support the Enterprise Pub/Sub Applications Team. The resource will build, deploy, operate, and maintain AWS infrastructure and application environments supporting Enterprise Pub/Sub integrations and related client applications. The work includes serverless applications, containerized services, API integrations, identity and access controls, observability, operational support, and repeatable infrastructure provisioning. The role will use AWS CDK in Python and JavaScript and AWS CloudFormation to provision and manage cloud resources. The resource will support Lambda-based applications, API Gateway, Application Load Balancers, ECS container applications running Java and Python workloads, and NextGen Connect integration services; deploy and promote NextGen Connect channels; diagnose deployment and runtime issues; manage IAM roles and permissions; and improve the reliability, security, repeatability, and supportability of cloud environments.
Work is hybrid with onsite on a as needed basis at client location in Toronto, ON.
Toronto, Ontario (Hybrid)
Mandatory Requirements
- Advanced AWS CDK and CloudFormation experience, including CDK development in Python and JavaScript, reusable constructs, stack architecture, dependencies, parameters, outputs, environment configuration, deployment controls, and rollback.
- AWS Lambda and API Gateway engineering experience, including deployment, integrations, triggers, runtime configuration, permissions, authentication, concurrency, timeouts, logging, monitoring, error handling, and production troubleshooting.
- Amazon ECS, Application Load Balancer, and NextGen Connect administration experience supporting Java and Python container applications and integration channels, including images, task definitions, services, channel deployment and configuration promotion, target groups, health checks, networking, clustering or scaling, deployment failures, and runtime diagnostics.
- AWS cloud operations and security experience, including IAM roles and permissions, least-privilege policies, VPC networking, security groups, observability, incident response, root-cause analysis, infrastructure automation, and operational documentation.
- Public Sector experience is a must have
Desirable Requirements
- Experience with event-driven AWS services such as Amazon SQS, Amazon SNS, Amazon EventBridge, dead-letter queues, event-source mappings, retries, and asynchronous failure handling.
- Experience with Amazon ECR, ECS on AWS Fargate, and NextGen Connect deployments, including channel and configuration promotion, clustering, service auto scaling, deployment circuit breakers, blue-green or rolling deployments, and container security practices.
- Experience with Amazon CloudWatch, AWS CloudTrail, distributed tracing, log analysis, operational dashboards, alerting, service-level indicators, and production incident response.
- Experience managing secrets, encryption keys, certificates, parameterized configuration, security scanning, vulnerability remediation, and secure application connectivity.
- Experience supporting healthcare integration platforms, FHIR APIs, publish-and-subscribe workflows, or other regulated environments with privacy, audit, security, and availability requirements.
Job Posting ID: 57119
Location: Toronto, Ontario (Hybrid)
Estimated Starting Date: Nov 23, 2026
Estimated End Date: till Mar 31, 2027 + pos. extension
Posting Closing Date: November 2, 2026
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