AWS Infrastructure Automation Engineer

AWS Infrastructure Automation Engineer

CGI is seeking a Senior AWS Infrastructure & Network Automation Engineer to design, build, and support automated networking and network security capabilities within secure, mission critical AWS environments. This role is part of a Software Defined Networking team responsible for automating infrastructure functions such as network provisioning, routing, security group management, flow log enrichment, and the deployment of new AWS networking services.

The engineer will develop Python based automation, create reusable Infrastructure as Code solutions, and build deployment pipelines using AWS native services. We partner with 15 of the top 20 banks globally, and our top 10 banking clients have worked with us for an average of 26 years!. This role is located at a client site in either Lafayette, LA, Knoxville, TN or Columbia, SC.

A hybrid working model is acceptable.

CGI is seeking a Senior AWS Infrastructure & Network Automation Engineer to design, build, and support automated networking and network security capabilities within secure, mission critical AWS environments. This role is part of a Software Defined Networking team responsible for automating infrastructure functions such as network provisioning, routing, security group management, flow log enrichment, and the deployment of new AWS networking services.

The engineer will develop Python based automation, create reusable Infrastructure as Code solutions, and build deployment pipelines using AWS native services. The successful candidate will have strong hands on knowledge of AWS networking, cloud infrastructure, and network security. This is not a GenAI, web application development, or traditional full stack engineering position. The work is centered on infrastructure engineering, network automation, and the reliable operation of cloud platforms in a regulated financial services environment.

Design and implement automated AWS networking and network security solutions. Develop Python scripts and services that automate infrastructure provisioning, configuration, validation, and operational support. Build and maintain AWS environments, including accounts, VPCs, subnets, routing configurations, security groups, and network access controls. Create reusable infrastructure components using Cloud Formation and other Infrastructure as Code tools. Develop event driven automation using services such as Lambda, DynamoDB, SNS, SQS, and Event Bridge.

Build and support deployment pipelines using AWS Code Commit, Code Build, and Code Pipeline. Automate routing, security group administration, network provisioning, flow log enrichment, and related security functions. Engineer resilient, highly available solutions with appropriate failover, recovery, and fault tolerance strategies. Integrate cloud networking solutions with existing enterprise platforms and services. Troubleshoot complex infrastructure, connectivity, security, and deployment issues. Apply cloud security, identity and access management, encryption, and compliance standards.

Produce clear technical documentation, implementation guidance, and operational procedures. Work closely with engineering, security, operations, and business teams in an Agile delivery environment. Promote practical cloud engineering standards and continuous improvement across the team. Required qualifications to be successful in this role 5+ years of hands on experience engineering cloud platforms. Strong hands on experience with AWS infrastructure engineering and automation in enterprise or mission critical environments.

Solid understanding of networking fundamentals, including IP addressing, CIDR notation, subnetting, routing, DNS, load balancing, and connectivity patterns. Practical experience designing and supporting AWS VPCs, subnets, route tables, security groups, Network ACLs, and related network security controls. Strong Python development skills, specifically for infrastructure, networking, security, or operational automation. Experience using AWS Lambda to build serverless automation and…