Cross Domain Solutions; CDS Engineer

Position: Cross Domain Solutions (CDS) Engineer
Location: Suitland, MD
Clearance: TS/SCI
Salary: Very competitive

We're seeking an experienced Cross Domain Solutions (CDS) Engineer to support secure data transfers and classified data aggregation across multi-level networks within a DoD or Intelligence Community environment. This role requires hands‑on CDS expertise, in‑depth familiarity with classified data security policies, and a proven ability to support secure, compliant data flows across networks at differing classification levels.

• Design, configure, and manage Cross Domain Solutions to enable secure data movement between classified and unclassified systems.
• Support secure data aggregation, sanitization, and labeling across multiple enclaves.
• Work with CDS products such as Radiant Mercury, Forcepoint High Speed Guard, Talon, or similar systems.
• Ensure solutions adhere to NSA Raise‑the‑Bar (RTB) and ICD 503 / RMF compliance standards.
• Assist with ATO packages, documentation, and system accreditation related to CDS operations.
• Collaborate with cybersecurity, IA, and network engineering teams to support mission‑critical data movement.

• Active TS/SCI clearance
• 5+ years of experience supporting classified systems or multi‑domain environments
• Hands‑on experience implementing or supporting CDS tools and secure upload/download systems
• Strong understanding of RMF, NIST 800‑53, ICD 503, and DoD data handling policies
• Familiarity with classified networks such as SIPRNet, JWICS, NSANet, etc.

• Experience with data diodes, high‑to‑low transfer systems, and secure enclaves
• Previous involvement in classified data aggregation or normalization workflows
• Experience in DoD or IC environments involving secure data transport or sharing