Cross Domain Solution (CDS) Administrator

Job Locations US-DC | US-MD-Beltsville | US-VA
Job ID
# of Openings
*Technical Consulting


Acuity is seeking a CDS Administrator to support a large federal government agency. Employee will normally perform on-site, at a secure government location Monday through Friday during normal business hours. Must be willing and able to perform on-call after hours and on weekends within contractual response times to support system operations, maintenance, and sustainment.


Administrator is required to be on site 5 days a week between 3 locations: Washington, DC, Beltsville, MD , and Springfield, VA offices.


80% of the incumbent’s duties will include the following:


Description of Duties:

  • Managing Windows Server Operating System Environments
  • Storage and Data Management Including Managing File Permissions, Drive Space Monitoring, and File Transfers
  • Active Directory Management Including Security Group and Account Management
  • Assist in System Patching, Software, and Module Installation
  • Assist in Keeping Systems in Compliance with Security Requirements
  • Work as part of a team to identify, troubleshoot, and resolve various IT infrastructure problems
  • Assist in running and maintaining scripts to identify potential system impacting issues
  • Provide level 2 support to end user requests
  • Utilize and Update Documentation Outlining Processes and Procedures
  • Assist in providing support for after hours, on-call issue impacting system health


20% of the incumbent’s duties will include the following:


Description of Duties:

  • Install, configure, and maintain primary and alternate site cross-domain solutions.
  • Engage with technical experts from the National Cross Domain Services Management Office (NCDSMO), DoD, the IC, CDS vendors, and the CDS user community to identify and solve information sharing and security challenges
  • System security design processes, defense-in-depth/breadth, engineering life-cycle, information domains, principles of IA (confidentiality, integrity, non-repudiation, availability, access control), and security testing
  • Plans, implements, and operates network services/systems, to include hardware and virtual environments.
  • Responding to trouble calls and outages and the inherent problems of maintaining operational CDS deployments
  • Integrating obligations/policies to enhance the security and stabilization of CDS platforms
  • Identifying software bugs and shortcomings in PL4 guards
  • Conduct risk and vulnerability assessment at the network, system, and application level.
  • Develop and implement security controls and formulate operational risk mitigations along with assisting in security awareness programs.
  • Assist in the implementation of the required government policies and make recommendations on process tailoring.
  • Deploying CDS to CONUS locations and working with local government personnel to complete integrations
  • Working within a team environment


Required Experience/Skills/Attributes: 


Experience working with CDS teams to operate and maintain enterprise cross domain systems and mission specific solutions such as:

  • Experience administrating Windows Server Operating Systems, and RedHat Enterprise SELinux for use in CDS deployments
  • Experience with the underlying security architectures, of CDS Raise the Bar, RAIN, Multilevel File Transfers, and Reliable Human Review.
  • PowerShell / Python scripting / programming experience a plus
  • Experience in responding to trouble calls and outages and the inherent problems of maintaining operational CDS deployments
  • Experience guiding a system or solution through the Security Authorization Process, in accordance with DCID 6/3 and the NISCAP documentation process
  • Experience with PuriFile, GlassWall, Sophus, Aware, ImageMagick, and McAfee products.
  • Knowledge of the Federal Government wide Zero Trust CyberSecurity inititve.


Desired skills/certifications: 

  • Demonstrated knowledge of CDS systems and related Cyber security principles.
  • Ability to apply security principles and mechanisms to the systems and enterprise system designs.
  • Knowledge / expertise in systems security engineering, including requirements analysis and system architecture design
  • Excellent written and verbal communication skills
  • Obtain and maintain Top Secret/SCI level security clearance
  • CompTIA Security+, Network+


Clearance Requirement

  • Must have an Active DOD Top Secret clearance, verifiable in JPAS/DISS


Acuity is a leading management and technology consulting firm that specializes in serving the federal government. Our innovative, collaborative and rewarding work environment has earned repeat honors from the Washington Business Journal’s Best Places to Work and SmartCEO Corporate Culture awards. We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, disability status, protected veteran status or any other characteristic




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