Cross Domain Solution (CDS) Engineer

General Dynamics IT; United States; Remote; USD 101,000 - 146,000; Full time

Benefits offered by this job

Growth opportunities

Internal mobility support

Competitive benefits

Job summary

General Dynamics IT is seeking a Cross Domain Solution (CDS) Engineer to advance our mission with US Government partners. You will deploy, configure, administer, and maintain high-assurance CDS across secure enclaves, enabling trusted, multi-directional information sharing while preserving safety and compliance.

This on-site position in Wiesbaden, Germany requires TS/SCI clearance and DoD CDS experience. You will integrate systems like Radiant Mercury, TGS, and HSG, and collaborate with

Qualifications

• 5+ years of systems engineering or administration experience supporting DoD-approved CDS.
• Technical training or degree in Information Technology or related field.
• DoD 8570/8140 IAT Level II certification is required; higher levels preferred.

Responsibilities

• Drive the integration, administration, and lifecycle management of CDS across multi-level enclaves (NIPRNet, SIPRNet, MPN).
• Develop and test cross-domain rulesets in collaboration with government stakeholders and cybersecurity teams.
• Automate operations, tune policies, validate data, and reduce manual effort while minimizing transfer latencies.

Skills

Information Systems

System Administration

Systems Management

Education

IT/CS degree or equivalent

Tools

Everfox Control Center

Job description

Type of Requisition

Regular

Clearance Level Must Currently Possess

Top Secret

Clearance Level Must Be Able to Obtain

Top Secret/SCI

Public Trust/Other Required

None

Job Family

IT Infrastructure and Operations

Job Qualifications

Skills: Information Systems, System Administration, Systems Management

Experience: 5 + years of related experience

US Citizenship Required: Yes

Job Description

Cross Domain Solution Engineer Advance how our customers operate while you advance your career. Join GDIT as a Cross Domain Solution (CDS) Engineer and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

As a CDS Engineer, the work you'll do at GDIT will be impactful to the mission of our US Government partners. You will play a crucial role in supporting secure, multi-directional information sharing across security boundaries by deploying, configuring, administering, and maintaining high-assurance Cross Domain Solutions.

MEANINGFUL WORK AND PERSONAL IMPACT

CDS Integration & Lifecycle Management

Support the integration, administration, and lifecycle management of Lockheed Martin Radiant Mercury, Everfox Trusted Gateway System (TGS), and Everfox High-Speed Guard (HSG) across multi-level classified enclaves (such as NIPRNet, SIPRNet, and MPN).

Requirements & Ruleset Development

Collaborate with operational personnel, government stakeholders, cybersecurity teams, and technical staff in the identification of cross-domain information exchange requirements to build and test customized security rulesets.

Operational Efficiency & Automation

Drive operational efficiency through automation, policy tuning, data validation, and continuous process improvement, reducing manual effort while keeping transfer latencies minimal.

CDS Product Expertise

Install, configure, integrate, patch, and administer Lockheed Martin Radiant Mercury, Everfox Trusted Gateway System (TGS), and Everfox High-Speed Guard (HSG) across physical environments.

WHAT YOU'LL NEED TO SUCCEED

Education

Technical training, certification, or degree in Information Technology, Computer Science, Information Systems, Software Development, Data Analytics, or a related field.

Experience

5+ years of systems engineering or administration experience supporting DoD-approved Cross Domain Solutions (CDS).

Required Technical skills

• OS Administration & Hardening: Administer and harden supporting operating systems (Red Hat Enterprise Linux and legacy Solaris) and configure/troubleshoot SELinux policies, labeling, and mandatory access controls (MAC).
• Scripting & Automation: Strong scripting skills (Bash, Python, or Perl) to automate file movements, validate structured formats, and parse system audit logs.
• Network fundamentals: Basic understanding of networking principles.
• Data Protocols & Formats: Deep understanding of data serialization formats and protocols, including XML, JSON, CSV, PDF, and military tactical data formats (e.g., Link 16, USMTF, NITF, MPEG, TENA, DIS).
• Centralized Management: Proficiency utilizing the Everfox Control Center for centralized system management, configuration deployment, and health/status monitoring.

Certifications: DoD 8570/8140 IAT Level II certification (such as CompTIA Security+ CE) required; higher-level cybersecurity certifications (such as CISSP, CASP+, or Red Hat Certified System Administrator/RHCSA) are highly preferred.

Clearance: Active TS/SCI required to start

Role requirements: Strong communication skills with the ability to explain complex security boundaries, rulesets, and risk assessments to both technical and non-technical stakeholders.

Direct experience navigating the National Cross Domain Strategy and Management Office (NCDSMO) "Raise the Bar" (RTB) compliance guidelines.

Solid understanding of the Risk Management Framework (RMF) (NIST SP 800-53, CNSSI 1253) to help draft and maintain System Security Plans (SSPs), Security Control Traceability Matrices (SCTMs), and Concept of Operations (ConOps).

Experience preparing for and supporting independent Lab-Based Security Assessments (LBSA) and Site-Based Security Assessments (SBSA) to obtain an Authority to Operate (ATO).

Location

Full-time, on-site in Wiesbaden, Germany

TESA Requirement

Bachelor's degree plus 3 years of recent specialized experience; OR; An associate's degree plus 7 years of recent specialized experience; OR; A major certification plus 7 years of recent specialized experience; OR; 11 years of recent specialized experience.

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match