Demo

Senior Security Administrator

QinetiQ US (formerly Avantus Federal)
Chantilly, VA Full Time
POSTED ON 4/27/2026
AVAILABLE BEFORE 5/27/2026
We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50 locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR).

QinetiQ US’s dedicated experts in defense, aerospace, security, and related fields all work together to explore new ways of protecting the American Warfighter, Security Forces, and Allies. Being a part of QinetiQ US means being central to the safety and security of the world around us. Partnering with our customers, we help save lives; reduce risks to society; and maintain the global infrastructure on which we all depend.

Why Join QinetiQ US?

If you have the courage to take on a wide variety of complex challenges, then you will experience a unique working environment where innovative teams blend different perspectives, disciplines, and technologies to discover new ways of solving complex problems. In our diverse and inclusive environment, you can be authentic, feel valued, be respected, and realize your full potential. QinetiQ US will support you with workplace flexibility, a commitment to the health and well-being of you and your family and provide opportunities to work with a purpose. We are committed to supporting your success in both your professional and personal lives.

Position Overview

QinetiQ US is seeking a Senior Security Administrator to support a Department of War client in Chantilly, VA. The highly-motivated candidate will be providing leadership and guidance through knowledge, experience, and their ability to effectively provide cradle to grave security administrative support in support of Research, Development, Test & Evaluation (RDT&E) organization.

Responsibilities

  • The Security Administrators primary function is to provide multi-discipline security support for one or more of the client’s Sensitive Compartmented Information (SCI), Special Access Program (SAP), and/or collateral programs.
  • Provide daily multi-discipline analysis for SCI, SAP, and collateral activities.
  • Maintain and document personnel security accesses, to include databases for all collateral, SAP and SCI personnel and conduct indoctrination and debriefings as required.
  • Perform entry, exit, visitor processing and escorting for day-to-day operations.
  • Review personnel security packages and when required, draft, and initiate staffing of waiver request documentation to appropriate security authorities.
  • Assist with development and implementation of a Security Education and Training Awareness program and develop security education bulletins, directives, security plans, procedures and controls as required to ensure Government-wise awareness of SAP and SCI protection requirements.
  • Support and execute personnel security functions associated with the SAP Nomination Process (SAP NP)
  • Staff, manage, and execute the Government's centralized classified document registry.
  • Provide daily administrative support as required or as directed by the Director and Deputy Director of Security


Required Qualifications

  • Bachelor's degree is required (or 4 additional years of experience)
  • Top Secret clearance with SCI and SAP eligibility #qinetiqclearedjob
  • 5 total years of experience, 3 years of related experience is required
  • Must have strong written and verbal communications skills and be willing to actively communicate with co-workers, program leadership, and clients, which may involve delivering presentations.


Preferred Qualifications

  • Previous experience supporting RDT&E organizations
  • Previous experience within the Security career field
  • CDSE Courses, SAP 101


Company EEO Statement

Accessibility/Accommodation:

If because of a medical condition or disability you need a reasonable accommodation for any part of the employment process, please send an e-mail to staffing@us.QinetiQ.com or call (540) 658-2720 Opt. 1 and let us know the nature of your request and contact information.

QinetiQ US is an Equal Opportunity employer. All Qualified Applicants will receive equal consideration for employment without regard to race, age, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

Salary.com Estimation for Senior Security Administrator in Chantilly, VA
$125,798 to $149,868
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