Information System Security Officer

8 10+ years in IT Security / Systems Security / ISSO role Strong hands-on experience with NIST RMF lifecycle Deep knowledge of NIST SP 800-53 controls Experience with ATO documentation (SSP, SAR, POA&M) Familiar with FISMA compliance Experience supporting Security Control Assessments (SCA) Hands-on with risk assessments & remediation tracking Exposure to cloud security (AWS / Azure / Google Cloud Platform) Experience with eMASS / Archer / Xacta / CSAM (any one) Understanding of network & system

ISSO Location: WASHINGTON, DC, United States Work Location: Hybrid 3 days onsite in Washington, DC and 2 days remote (Wednesday is a mandatory onsite day) - Non-negotiable Interview Process:1st Round: Teams Video Interview2nd Round: In-Person Interview at the client site - Non-negotiableSecurity Requirement: Candidate must be eligible to obtain And/OR hold a Public Trust clearance Description This senior-level role is responsible for ensuring the security and compliance of agency information sys

Job Family: Cyber Consulting Travel Required: Up to 10% Clearance Required: Active Top Secret SCI (TS/SCI) As a Senior Consultant in Guidehouse's cyber practice, you will lead and execute core security compliance and RMF activities for classified federal systems. You will ensure systems maintain an appropriate security posture, support continuous monitoring, and assist with security assessments and incident coordination. You'll combine hands on ISSO experience with client-facing consulting: t

RESPONSIBILITIES: Kforce has a client that is seeking a FSR Information System Security Officer (ISSO) in Washington, DC. Overview: We are seeking dedicated and motivated individuals with Systems Administration, Software Development, or Systems Engineering backgrounds to join our team as an Information System Security Officer (ISSO). You will collaborate with other Palantir engineers to ensure security policies and settings are in place, build standardized security documentation, and generate e