GDIT is seeking an experienced Senior Cloud Security Engineer to design, implement, operate, and continuously improve security infrastructure across on-premises data centers and AWS environments supporting business and critical scientific workloads. · Deploy and manage AWS security capabilities, including Network Firewall, WAF, Shield, Security Groups/NACLs, GuardDuty, Security Hub, CloudTrail, Config, IAM/Identity Center, KMS, VPC, and Transit Gateway controls.