US – Falls Church, Virginia

Senior IT Security Specialist/Program Manager


GNS is a Federal government contractor with extensive experience in planning, designing, integrating and managing IT infrastructures. Our focus is on IT/cyber security, Quality Assurance (QA) and Independent Verification and Validation (IV&V) because we believe these are the most critical infrastructure issues our customers face now and into the foreseeable future.

We are currently looking for a Senior IT Security Specialist/Program Manager to support the Chief Information Security Officer (CISO) and appointed representatives with identifying accredited system security controls and boundaries, establishing procedures and resources for verifying their effectiveness and scheduling the verification activities at the Department of Homeland Security (DHS). In the execution phase, responsibilities will include verifying that the system security controls are implemented correctly and are producing the desired outcome. In addition, the candidate will act as the Program Manager to provide administrative staff management as well as technical direction and guidance to all team members including scheduling, delegation of duties and responsibilities, development and review of all test plans, test cases and test results.

Duties include but are not limited to:

  • Perform Security Assessments and Technical Security Reviews (TSR) for classified and unclassified systems;
  • Ensure adherence to the DHS/CBP Systems Engineering Lifecycle (SELC) and Change Management (CM) principles;
  • Develop and update testing procedures, Rules of Engagement (RoE) and security assessment scripts;
  • Select and configure vulnerability assessment tools;
  • Ensure that all ST&E activities conform to prescribed agency standards;
  • Provide advice to team members on problems;
  • Ensure that all time schedules are met;
  • Prepare ad hoc progress and/or management reports as required;
  • Ensure that all deliverable are on or ahead of time;
  • Prepare and deliver presentations to colleagues, subordinates, and government representatives as required;
  • Provide input in preparation for all gate reviews, when appropriate.
  • Identify security risks, threats and vulnerabilities;
  • Use NIST SP800-53 (Rev 3 and 4) and DHS 4300A/B controls for testing the security controls within C&A;
  • Review security controls using manual processes and automated tools;
  • Analyze scan results to validate findings and identify false positives
  • Review Security Plans;
  • Perform Risk Analysis;
  • Work with ISSOs and System Owners on the assessment of  systems under test;
  • Develop Security Assessment Reports (SAR)



  • Eligible for Secret, Top Secret or DHS/CBP Clearance
  • B.S. from an accredited institution in a Technical or Engineering related discipline or relevant experience can be substituted in lieu of a degree.

·         8 years of experience in IT Security with relevant security assessment planning and execution including use of automated assessment tools (Nessus, AppDetective, WebInspect, Core Impact, etc…) and 5+ years as a Program Manager or Project Lead supporting government contracts

  • In-depth knowledge of and experience in applying: OMB, DHS 4300A/B, FIPS,  NIST SP-800 series standards; related Federal IT security mandates and best practices; and agency specific policies and directives derived from such
  • Excellent written and verbal communication skills
  • Excellent interpersonal skills
  • Program Management experience


·         Active Secret, Top Secret or DHS Clearance

·         DHS Agency or other Component experience

·         CISSP, CISA or GIAC Certification

  • PMP Certification
  • Master’s Degree in a Technical or Engineering related field
  • Telos Xacta IA Manager experience

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Company Profile:

GNS is a  Woman Owned Small Business (WOSB) Information Technology solution provider with certified, experienced and cleared personnel who are eager to assist and make a difference in their community and business environment.

At Global Network Systems our clients and employees have a clear understanding of our intention for a long-term relationship with their interests in mind. We believe in providing exceptional services and focusing on our tasks until completion.

Services cover the full range of IT/Cyber Security and Infrastructure solutions. If you're self-motivated and have a solid track record of success, then you should consider joining one of the fastest growing companies in the Information Technology field. To apply, e-mail your cover letter, resume to or contact us directly at 301.987.8750 #225.

An equal opportunity employer.


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