Amentum is seeking a Senior ISSE to join our team of passionate individuals in Linthicum, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. As the Senior ISSE on a dynamic team, you will perform technical security assessments of computing environments to identify points of vulnerability, non-compliance with established Information Assurance (IA) standards and regulations and recommend mitigation strategies.