Computer Network Defense (BILAT CND Support) - Secret - RAF Molesworth UK - Military veterans preferred

General Dynamics Information Technology (


  full-time   employee

United Kingdom

  1. Conducts DoD HBSS / ACAS deployment and management of required modules and policies following DoD security standards
  2. Knowledgeable in the use of Cybersecurity tools for conducting vulnerability testing and analysis of managed systems. This includes, but is not limited to, Nessus/ACAS, DISA SRR Scripts, SCAPs with HBSS - PA, HBSS-ACCM and DISA Manual STIG
  3. Addresses all technical problems associated with the HBSS / ACAS suite of tools and provides proactive support
  4. Troubleshoot VM and SQL issues that conflict with the basic functionality of ePO
  5. Performs Computer Security Incident Response activities for a large organization, coordinates with other government agencies to record and report incidents
  6. Monitors and analyzes Intrusion Detection Systems (IDS) to identify security issues for remediation
  7. Recognizes potential, successful, and unsuccessful intrusion attempts and compromises thorough reviews and analyses of relevant event detail and summary information
  8. Communicates alerts to agencies regarding intrusions and compromises to their network infrastructure, applications and operating systems
  9. Assists with implementation of counter-measures or mitigating controls
  10. Ensures the integrity and protection of networks, systems, and applications by technical enforcement of organizational security policies, through monitoring of vulnerability scanning devices
  11. Performs periodic and on-demand system audits and vulnerability assessments, including user accounts, application access, file system and external Web integrity scans to determine compliance
  12. Provides guidance and work leadership to less-experienced technical staff members
  13. Maintains current knowledge of relevant technology as assigned
  14. Basic experience administering and Automating Linux Systems
  15. Scripting experience in PowerShell/BASH
  16. Programming and Automation experience utilizing Ruby/Python/Perl
  17. Network TAP/SPAN aggregators: Cisco Nexus with Data Broker, Gigamon, Ixia
  18. Virtualization experience: VMware ESX and NSX, KVM, Xen Server
  19. HBSS Operations, In-depth experience with configuring and analyzing results from but not limited to HIPS, DLP and VSE
  20. ACAS Operations (Security Center, Nessus Scanner and PVS)
  21. SPLUNK operations
  22. Fidelis - in-depth operational work with network IDS and incident response including but not limited to Fidelis
  23. Tuning cyber defense tools
  24. Integration of Splunk
  25. Security architecture design
  26. Implement new cyber capabilities
  27. Implement regional based IPS
  28. Develops documentation on new or existing systems
  29. Develops and conducts tests to ensure systems meet documented user requirements
  30. Identifies; analyzes; and resolves system problems
  31. Provides system/equipment/specialized training and technical guidance
  32. Provides guidance and work leadership to less-experienced systems engineers
  33. Serves as liaison with clients; participating in meetings to ensure client needs are met
  34. Maintains current knowledge of relevant technology as assigned


1. 5-8 years of related experience in data security administration.

2. Must possess and maintain a Secret Clearance

3. Must meet DoD 8570 requirements and be eligible for IAT level III (CISSP or equivalent) access upon hire for positions with elevated privileges and must obtain ITIL V3 Foundation within six months of hire

4. 1+ years of direct HBSS administrative experience

5. 2+ years system administration experience with MS Exchange, MS SQL, and/or MS SharePoint

6. 2+ years previous experience managing firewalls, Email Security, Web Security or IPS/IDS devices

7. Previous experience working in a NATO or coalition environment

8. Strong knowledge of McAfee and Tenable products and supporting applications such as Microsoft Structured Query language (MS SQL), Microsoft Windows 7, Server 2008, and Linux / UNIX operating systems

9. Must be able to support advanced tuning of HBSS/ACAS

10. Knowledge of Department of Defense (DoD) processes and procedures related to audits, documentation, and security compliance

11. Proficient in using DoD scanning and vulnerability discovery tools (Nessus/ACAS/PVS, DISA SRR Scripts, SCAPs with HBSS - PA, HBSS-ACCM and DISA Manual STIG

12. Experienced in developing system/security policy and other related documentation

13. Experienced in configuring Network based, Host based Firewalls, IDS/IPS, SIEM, and Log analysis Systems

14. Aptitude to evaluate security solutions to ensure they meet system security requirements; technically capable of proposing, coordinating, implementing, and enforcing information systems security policies, and standards

15. Background in providing guidance to system and network engineering teams related to maintaining an appropriate operational Cybersecurity posture for a system, program, or enclave

16. Ability to develop and maintain documentation for system certification and accreditation purposes in accordance with DoD and other applicable policies

17. Comprehensive knowledge of data security administration principles, methods, and techniques

18. Certification in one or more specific technologies may be required, depending on job assignment

19. Requires familiarity with domain structures, user authentication, and digital signatures

20. Requires understanding of firewall theory and configuration

21. Requires understanding of DHS/DoD policies and procedures, including FIPS 199, FIPS 200, NIST 800-53, DHS 4300A SSH and other applicable policies

22. Depending on job assignment, additional specific certifications may be required

23. This position may be required to complete short-term deployments to austere locations worldwide

24. The work is typically performed in an office environment, which requires normal safety precautions; work may require some physical effort in the handling of light materials, boxes or equipment


The above job description is not intended to be, nor should it be construed as, exhaustive of all responsibilities, skills, efforts, or working conditions associated with this job. Requests for reasonable accommodations will be considered to enable individuals with disabilities to perform the principal (essential) functions of this job.


For more than 50 years, General Dynamics Information Technology has served as a trusted provider of information technology, systems engineering, training and professional services to customers across federal, state, and local governments, and in the commercial sector. Over 40,000 GDIT professionals deliver enterprise solutions, manage mission-critical IT programs and provide mission support services worldwide. GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class. #BICES and #CJPOST


Bachelors Degree in Computer Science or a related technical discipline, or the equivalent combination of education, professional training or work experience.