Description

Leidos is seeking an experienced Information Systems Security Engineer (ISSE) to lead the security architecture, design, and deployment of mission-critical applications across unclassified, classified, and corporate networks. This role is highly dynamic, requiring a security SME who can bridge network boundaries across DTRA, DIA, and corporate infrastructures leveraging AWS multi-region and hybrid cloud environments. The ideal candidate will design robust Cross Domain Solutions (CDS) and ensure compliant application deployments across multiple government and comme