Astronomical research facilities

Senior Security Specialist
Location VA - Reston
Req # 4189
Minimum Clearance Required CI Poly
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Thank you for your interest in joining the Centauri team. Together, we can leverage the next generation of advanced technologies to deliver industry-leading capabilities across land, air, sea, space, and cyberspace. Our goal is to deliver innovative solutions using an agile, mission-first approach to address the most difficult technical challenges facing our customers. The only way that we can tackle these challenges is by recruiting the brightest minds in the industry to join our team.


Centauri has a Senior Security Specialist opportunity in Reston, VA. The Senior Security Specialist responsibilities include the following but are not limited to:


  • Providing personnel security support to both customer and embedded SETA.
  • Processing Special Access Program (SAP) nominations IAW DoDM5205.07 Volume 2 and customer specific policies.
  • Uploading documents into the defined system of record and updates tracking mechanism.
  • Ensuring annual requirements for continued access and annual training are completed by briefed personnel. Conduct Security Refresher Briefings upon request.
  • Communicating potentially controversial matters to GPSO or Project’s PSO.
  • Answering questions regarding personnel clearances, reporting requirements, visit coordination, SCI and SAP nomination status.  May also be responsible for activating badges and conducting access audits.
  • Assisting Directorate Security Office with communication, INDOC and polygraph scheduling when tasked to do so by COR, Chiefs or Security Chief.
  • Scheduling briefings and debriefings for additional accesses with PSO and SSO.
  • Maintaining relationships with FSO/CPSO and SSO.

Minimum Requirements:

  • Ten (10) years of experience in the personnel security or related field.
  • Proficient in using databases/lookup tools and MS Office applications.
  • Completion of the CDSE: Introduction to Personnel Security and Introduction to SAP
  • Completion of prerequisites for access to JPAS
  • Security Fundamentals Professional Certification (SFPC) within 12 months of hire
  • Bachelor's degree in any field of study, US Government experience or Military service.
  • Experience conducting database checks and translating the data into prioritized action items.
  • Ability to multitask and work priorities in parallel.
  • Experience performing routine office administrative support functions such as scanning and uploading documents, validating clearances and sending communication in a timely manner.
  • Experience with various DoD security IT systems for personnel security (JPAS, Scattered Castles and Jade).
  • Be a team-oriented individual with the ability to handle multiple, high priority projects with attention to detail.
  • Ability to work on complex personnel security problems and communicate potential solutions that meet policy and project timelines.
  • Be a motivated self-starter and meet deadlines independently with little or no supervision.
  • Understand role in within the security team and be able to respond appropriately to constructive criticism, changing priorities and direction from multiple layers of management.
  • Communicates messages to customers and peers in succinct and respectful manner.

Security Clearance Requirements: Active TS with SCI and CI Poly, must be within 5 years



  • Immediate vesting in the 401k with a 10% company contribution
  • Up to $7,500, per year for education reimbursement
  • 10 holidays which you can float
  • Competitive salary, generous sick and vacation time
  • Flex-time and vacation sellback – Ask me about our Flexible Monthly Schedule.  It’s a life changer! 
  • Stability; Job security – long term employment.


Centauri is proud recipient of The Washington Post 2020 Top Workplace


Centauri 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, protected veteran status or any other factor protected by law.

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