**Description**

SAIC is seeking an **Information System Security Engineer (ISSE)** to join our team. This position is in **Arlington, VA** and requires an **active Top Secret/SCI clearance** .

Job responsibilities include, but are not limited to:

+ Implement and maintain cybersecurity controls in accordance with DoD policies, including NIST SP 800-53, RMF, and applicable STIGs.
+ Monitor network and system security, analyze security events, and respond to incidents in a timely manner.
+ Conduct vulnerability assessments and remediation activities using approved DoD tools and processes.
+ Collaborate with IT, engineering, and program teams to ensure security requirements are integrated into system designs and operations.
+ Assist in the preparation, review, and maintenance of security documentation, including System Security Plans (SSPs), Plan of Action & Milestones (POA&Ms), and risk assessments.
+ Support the Risk Management Framework (RM...