Shield AI
Tech / AI / Software
SeniorSystemsAdministrator,CrossDomain
“Senior Systems Administrator, Cross Domain at Shield AI. Skills: Systems Administrator, Cross Domain Solutions, Classified Systems Administration, Linux, Windows Server, Networking, RMF, NIST. Administer, monitor, and maintain Cross Domain Solutions (e.g., guards, filters, data diodes, and transfer systems). Support configuration, patching, auditing, and monitoring of CDS systems”
Industry & Context.
Troubleshoot CDS-related data flow issues
classified environments, CUI systems
What They're Looking For.
Must Have
3–5 years Systems Administrator experience in classified environments, Experience with Cross Domain Solutions or MLS environments, Linux (Ubuntu/RHEL) and Windows Server experience, Familiarity with RMF and NIST 800-53, Networking experience (Cisco/Juniper/Palo Alto), Security+ Certification
Nice to Have
Experience with CDS tools (Radiant Mercury, Owl, Everfox, etc.), Knowledge of Raise-the-Bar requirements, Scripting (PowerShell, Python, Bash), Mixed OS environment experience, Bachelor’s degree or equivalent experience
What You'll Do.
and maintain Cross Domain Solutions (e.g.
and transfer systems)
Support configuration
and monitoring of CDS systems
Troubleshoot CDS-related data flow issues
Maintain classified and CUI systems ensuring availability and security
Provide technical support for engineering and integration efforts
Enforce security policies aligned with RMF and NIST standards
Maintain accurate system documentation
Support audit readiness and compliance requirements
Assist with installation of servers
Perform system imaging and deployment
Support design of classified systems and cross domain architectures
Collaborate on secure integrations across classification levels
How You'll Work.
Team & Collaboration
Coordinate with cybersecurity and engineering teams; Collaborate on secure integrations across classification levels
Applying for this Senior Systems Administrator, Cross Domain role?
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