Back to Careers

Information Systems Security Engineer

Type: Full-time
Category: Information Security Engineer
Location: Chantilly, VA
Clearance: TS/SCI with Full Poly



Technical Members of our solutions teams require little guidance, but love to learn, collaborate, and problem solve. This position requires a sufficient level of experience, a passion for maintaining security posture of Sponsor's compute and cloud environments, and a strong desire to solve our customers’ hardest technical and data challenges.

The Information Systems Security Engineer will be responsible for the following:

  • Maintaining security posture of Sponsor's compute and cloud environments
  • Ensuring compliance with security accreditation projects under the ICD503 Rev. 4 framework



  • 5+ years experience maintaining security posture of Sponsor's compute environments, including cloud environments
  • Experience managing the full lifecycle of, and workflows for, security accreditation projects under the ICD503 Rev. 4 framework
  • Extensive knowledge of Sponsor's information system security system plans (SSP) and other security relevant documentation for computer systems and applications
  • TS/SCI + Poly Required

Desired Qualifications:

  • Demonstrated ability to effectively engage with Sponsor Information System Security Managers (ISSMs) to ensure security compliance of systems
  • Experience obtaining IC reciprocity for at least one security accreditation project

We're looking for a motivated individual who is eager to advance not only their professional career, but also the missions of our Intelligence and Defense communities. At NT Concepts, you'll be able to:

  • Have a meaningful impact on the company's growth, and share in the rewards accordingly
  • Develop your own career path through our What’s Next program, which emphasizes person growth through training and certification
  • Work on programs of importance that directly impact National Security and the world
  • Work in a fun, “challenging yet rewarding” fast-paced environment

Physical Requirements:

  • Prolonged periods sitting at a desk and working on a computer
  • Must be able to lift up to 10-15 pounds at times.


Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We're expert leaders and problem solvers who roll up our sleeves to get the job done. We're passionate, curious, and committed to doing important work. At the same time, we're life-long learners, avid mentors, and we like to have fun.

We're looking for the best and the brightest to join us in supporting the mission of National Security. If meaningful work, initiative, creativity, and continuous self-improvement are important to your career, join our growing talent network and discover What's Next for you.

NT Concepts is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions. Contact us if you need a reasonable accommodation for any part of the employment process. All resumes are held in confidence. NT Concepts participates in E-Verify.