Job Summary:

The Senior DevOps/Cloud Engineer will design, deploy, and maintain AWS cloud infrastructure and application environments supporting enterprise pub/sub integrations. This role focuses on serverless and containerized applications, leveraging AWS CDK and CloudFormation for infrastructure as code, while ensuring security, reliability, and operational excellence in a regulated environment.

Responsibilities:

- Design, provision, and maintain AWS infrastructure using AWS CDK (Python/JavaScript) and CloudFormation.
- Develop reusable infrastructure constructs, templates, deployment plans, and rollback procedures.
- Build, deploy, configure, monitor, and troubleshoot Lambda-based applications and API Gateway integrations.
- Manage ECS container applications, including NextGen Connect services, with scaling, health checks, and deployment controls.
- Configure and troubleshoot Application Load Balancers, listeners, routing, and security.
- Investigate and resolve deployment, networking, permissions, and runtime issues across AWS services.
- Create and maintain IAM roles, policies, and access controls following least-privilege principles.
- Manage cloud networking components such as VPCs, subnets, security groups, and DNS.
- Implement operational visibility through logs, metrics, dashboards, alerts, and tracing.
- Support automated build, deployment, environment promotion, and configuration management workflows.
- Respond to incidents, perform root cause analysis, and maintain operational documentation and runbooks.

Required Skills:
- Senior-level experience with AWS CDK in Python and JavaScript, and AWS CloudFormation.




- Expertise in AWS Lambda and API Gateway deployment, configuration, and troubleshooting.
- Hands-on experience with Amazon ECS, Application Load Balancer, and NextGen Connect in containerized environments.
- Strong knowledge of AWS IAM roles, policies, security best practices, and least-privilege access management.
- Experience managing VPC networking, security groups, and cloud connectivity.
- Proficient in building automated deployment pipelines and infrastructure validation.
- Ability to diagnose and resolve production issues across serverless and containerized applications.

Desired Skills:
- Experience with event-driven AWS services such as SQS, SNS, and EventBridge.
- Familiarity with Amazon ECR, ECS on Fargate, and container security practices.
- Proficiency in monitoring and observability tools like CloudWatch, CloudTrail, and distributed tracing.
- Knowledge of secrets management, encryption, certificates, and secure application connectivity.
- Experience supporting healthcare integration platforms, FHIR APIs, or regulated environments.

Rated Criteria:
- Advanced AWS CDK and CloudFormation expertise - 25 Points
- AWS Lambda and API Gateway engineering experience - 25 Points
- Amazon ECS, Application Load Balancer, and NextGen Connect administration - 25 Points




- AWS cloud operations and security experience - 25 Points

Total: 100 Points Deliverables:
- Reusable AWS CDK applications and CloudFormation templates for infrastructure provisioning and management.
- Comprehensive infrastructure constructs, stack definitions, and deployment/rollback procedures.
- Deployed and supported Lambda-based applications with documented configurations and monitoring.
- Configured and maintained API Gateway routes, stages, integrations, and diagnostic procedures.
- ECS container application infrastructure including registries, task definitions, services, and scaling configurations.
- Application Load Balancer setups covering listeners, routing, security, and integration with services.
- IAM roles, policies, trust relationships, and access control documentation with authorization failure resolutions.
- Cloud networking, logging, metrics, dashboards, alerts, tracing, and security configurations.
- Automated build and deployment workflows with environment promotion and operational readiness documentation.
- Incident investigation reports, root cause analyses, troubleshooting guides, and knowledge transfer materials.

Must Haves:
- Advanced AWS CDK and CloudFormation experience with Python and JavaScript development.
- Expertise in AWS Lambda and API Gateway deployment and troubleshooting.
- Proven administration of ECS, Application Load Balancer, and NextGen Connect containerized applications.
- Robust AWS cloud operations and security skills including IAM, VPC networking, and incident response.

Public Sector Experience:

Must have

📌 Senior DevOps Cloud Engineer (Toronto)
🏢 vTech Solution
📍 Toronto