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# Senior Information Systems Security Officer, Sr. ISSO

- **Company:** EMTAK. LLC
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Cyber Security, Information Systems, Software Vulnerability Management, Information Technology
- **Published:** September 8, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9148310/senior-information-systems-security-officer-sr-isso

## About the Role

The ideal candidate will have a strong background in RMF, security documentation, authorization activities, continuous monitoring, and security compliance, along with the ability to work independently with technical teams and government stakeholders., * Bachelor of Science degree in Computer Science, Information Assurance, Information Security, Cybersecurity, or a related discipline.

 * DoD 8570/8140 compliance with IAM Level II or IAT Level III, such as CISSP/Associate, CASP+/SecurityX, or another applicable DoD-approved certification.
 * 7+ years of ISSO experience supporting IC or DoD programs of similar scope and complexity.
 * Experience with Risk Management Framework (RMF) and the security authorization lifecycle.
 * Experience developing, maintaining, and updating System Security Plans (SSPs) and related RMF documentation.
 * Experience with security controls, POA&Ms, vulnerability remediation, continuous monitoring, assessments, and ATO support.
 * Strong communication skills and the ability to work with system owners, engineers, administrators, security personnel, and government stakeholders.

Preferred Experience

 * Previous experience supporting a Fort Meade, MD three-letter Intelligence Community customer.
 * Experience with STE/STN (Secure the Enterprise/Secure the Network).
 * Experience with LatteArt, Biscotti, and Xacata.
 * Experience managing multiple SSPs and security authorization packages.

Security Clearance

 * Active TS/SCI clearance required.
 * Ability to obtain and maintain required customer access.

## Description

We are seeking an experienced Senior Information Systems Security Officer (Sr. ISSO) to support a high-priority Intelligence Community (IC)/Department of Defense (DoD) customer in the Fort Meade, Maryland area. The Sr. ISSO will be responsible for supporting the security posture of assigned information systems throughout the system lifecycle and ensuring compliance with applicable DoD, IC, and customer security requirements.


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