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General Dynamics Information Technology

Builds and runs technology for government agencies

Cross Domain Solution Engineer

System AdministrationConfirmed live in the last 24 hours
Full-timeWiesbaden, Germany

About the Job

Requirements

  • The role requires 5+ years of systems engineering or administration experience supporting Department of War-approved Cross Domain Solutions.
  • The candidate must have technical training, certification, or a degree in Information Technology, Computer Science, Information Systems, Software Development, Data Analytics, or a related field.
  • The candidate must be able to administer and harden Red Hat Enterprise Linux and legacy Solaris, and configure and troubleshoot SELinux policies, labeling, and mandatory access controls.
  • The candidate must have strong scripting skills in Bash, Python, or Perl for automating file movements, validating structured formats, and parsing system audit logs.
  • The candidate must have a basic understanding of networking principles.
  • The candidate must understand data serialization formats and protocols, including XML, JSON, CSV, PDF, Link 16, USMTF, NITF, MPEG, TENA, and DIS.
  • The candidate must be proficient with Everfox Control Center for centralized system management, configuration deployment, and health/status monitoring.
  • The candidate must hold a Department of War 8570/8140 IAT Level II certification, such as CompTIA Security+ CE.
  • The candidate must have strong communication skills to explain security boundaries, rulesets, and risk assessments to technical and non-technical stakeholders.
  • The candidate must have direct experience navigating National Cross Domain Strategy and Management Office “Raise the Bar” compliance guidelines.
  • The candidate must understand the Risk Management Framework, including NIST SP 800-53 and CNSSI 1253, and be able to help draft and maintain System Security Plans, Security Control Traceability Matrices, and Concepts of Operations.
  • The candidate must have experience preparing for and supporting independent Lab-Based Security Assessments and Site-Based Security Assessments to obtain an Authority to Operate.
  • The candidate must have an active Top Secret/Sensitive Compartmented Information clearance to start.
  • The candidate must be a U.S. citizen and hold a valid U.S. passport.
  • The TESA requirement may be met with a bachelor’s degree and 3 years of recent specialized experience; an associate’s degree and 7 years of recent specialized experience; a major certification and 7 years of recent specialized experience; or 11 years of recent specialized experience.

Responsibilities

  • Support the integration, administration, and lifecycle management of Lockheed Martin Radiant Mercury, Everfox Trusted Gateway System, and Everfox High-Speed Guard across multi-level classified enclaves, including NIPRNet, SIPRNet, and MPN.
  • Collaborate with operational personnel, government stakeholders, cybersecurity teams, and technical staff to identify cross-domain information exchange requirements and build and test customized security rulesets.
  • Improve operational efficiency through automation, policy tuning, data validation, and continuous process improvement while minimizing transfer latency.
  • Install, configure, integrate, patch, and administer Lockheed Martin Radiant Mercury, Everfox Trusted Gateway System, and Everfox High-Speed Guard across physical environments.
  • Use hardware-based enforcement tools such as data diodes and high-assurance guards, operate in hardened operating system environments, and use SIEM logging for auditing.
  • Maintain compliance with National Cross Domain Strategy and Management Office standards to preserve the system’s Authority to Operate.

Desired Qualifications

  • Higher-level cybersecurity certifications, such as CISSP, CASP+, or Red Hat Certified System Administrator, are highly preferred.

About the Company

General Dynamics Information Technology

Builds and runs technology for government agencies

GDIT builds and runs technology systems for U.S. government agencies, including defense, intelligence and civilian organizations. Its work spans cloud infrastructure, cybersecurity and software development, with tools tailored to sensitive missions and large agency operations. The company combines its own reusable technology solutions with commercial products, then earns revenue through contracts to design, integrate, modernize and operate customer systems, including support for both classified and unclassified networks. It also supplies technical expertise and daily operational support, and is a business unit of General Dynamics headquartered in Falls Church, Virginia.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Falls Church, VA
Founded
1999

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