We are seeking a detail-oriented and mission-driven Information Systems Security Officer (ISSO) to support our Federal Systems Team and ensure the security, compliance, and integrity of our classified information systems. This is an on-site role within a high-performance classified IT environment.
The ISSO will play a critical role in safeguarding systems by implementing and maintaining cybersecurity controls, supporting system accreditation, and ensuring compliance with DoD and Intelligence Community (IC) security requirements. This role is central to enabling secure operations across multiple classification levels, including environments leveraging Cross Domain Solutions (CDS).
Information Assurance & Security Compliance:
Implement and monitor cybersecurity controls in accordance with RMF and NIST 800-53
Ensure compliance with DoD and IC requirements
Review configurations, audit logs, and controls regularly
RMF & Accreditation Support:
Support RMF lifecycle activities
Maintain SSPs, POA&Ms, and related artifacts
Coordinate with ISSM, AO, and stakeholders
Continuous Monitoring & Risk Management:
Perform vulnerability management and patch tracking
Analyze scan results (ACAS/Nessus)
Report system risk posture
Incident Response & Audit Support:
Support incident response activities
Assist with audits and inspections
Maintain audit-ready documentation
Cross Domain Solutions (CDS) Security Oversight:
Support CDS accreditation and compliance
Validate configurations and data flows
Coordinate with CDS administrators
System Hardening & Configuration Management:
Ensure STIG compliance
Maintain secure baselines
Review configuration changes
Collaboration & Advisory:
Work with engineers and admins on secure design
Provide guidance on MLS environments
3–6 years in cybersecurity or ISSO roles in classified environments
Experience with RMF and NIST 800-53
Familiarity with STIGs and vulnerability tools
IC or SAP environment experience
eMASS familiarity
Scripting experience (Python, PowerShell, Bash)
Bachelor’s degree or equivalent experience
#LI-ML2
#LD
Full-time regular employee offer package:
Pay within range listed + Bonus + Benefits + Equity
Temporary employee offer package:
Pay within range listed above + temporary benefits package (applicable after 60 days of employment)
Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part-time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.
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Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know.
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