Senior AWS Engineer - Infrastructure Lead

Delaware, Wilmington 10/28/2025 Contract Active Job Description: Job Summary We are seeking a hands-on Senior AWS Engineer / Infrastructure Lead to drive the design, implementation, and support of AWS infrastructure for a modernization program. This role requires end-to-end ownership of the infrastructure stream, including sprint planning, team leadership, deployment oversight, and production support. The ideal candidate will have deep expertise in AWS services, infrastructure automation, CI/CD, and multi-region resiliency, with recent experience in the FinTech or Banking domain. Key Responsibilities Lead the infrastructure stream: define sprint scope, create infra stories, prioritize backlog, and ensure timely delivery. Provide technical leadership to onsite and offshore teams on AWS architecture, deployment, and troubleshooting. Design and implement serverless, event-driven AWS architectures using Lambda (Python/Java), ECS Fargate, Step Functions, and EventBridge. Translate legacy Mainframe Assembler logic and Mastercard IPM messages into Python/Java-based workflows on AWS. Implement multi-region active/passive architecture using S3 Cross-Region Replication, Aurora Global Databases, and EventBridge Global Endpoints. Manage infrastructure provisioning using Terraform-based EAC (Environment as Code) automation framework. Build and maintain CI/CD pipelines using Spinnaker or Jenkins for Lambda and ECS workloads. Enforce TrueCD testing practices including contract, integration, and regression testing. Implement observability and monitoring using CloudWatch, Datadog, X-Ray, and Splunk. Ensure security best practices across IAM, KMS, Secrets Manager, and VPC/network design. Participate in Agile ceremonies, refine infrastructure user stories, and mentor junior engineers. Document architecture, deployment runbooks, disaster recovery procedures, and operational playbooks. (Preferred) Contribute to Airflow DAG development for Visa and Mastercard processing workflows. Required Qualifications 10+ years of cloud engineering experience, with 3+ years in AWS. Strong hands-on experience with AWS services: Lambda, ECS Fargate, Step Functions, EventBridge, S3, MWAA, Aurora PostgreSQL Serverless. Expertise in Terraform (EAC wrapper) for multi-region infrastructure provisioning. Experience implementing HA/DR and replication strategies (Aurora Global DB, S3 CRR). Proven CI/CD automation experience with Jenkins, Spinnaker, or similar tools. Familiarity with TrueCD test strategies and contract testing frameworks. Strong coding skills in Python or Java for data parsing and workflow development. Deep understanding of AWS security practices including IAM, KMS, and network isolation. Excellent analytical, troubleshooting, and documentation skills. Minimum 5 years of onsite experience in Tier 1 environments. Recent experience in FinTech or Banking domain. Preferred Qualifications Experience with Apache Airflow or MWAA for orchestration. Exposure to Mainframe modernization or Mastercard IPM/Visa VTF. Experience working in Agile/Scrum teams with enterprise-scale stakeholders. #J-18808-Ljbffr Compunnel