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Senior Information Systems Security Engineer - TS/SCI CI Poly

Tenica and Associates LLC
Chantilly, VA Full Time
POSTED ON 9/24/2026
AVAILABLE BEFORE 11/23/2026

Senior Information Systems Security Engineer (ISSE) TS/SCI CI Poly


Department: Government Customer- Chantilly

Location: Chantilly, VA


Senior ISSE


Position Description:

The Senior Information Systems Security Engineer provides support to the customer in the area of Cyber Security. Daily Tasks include, but are not limited to:

·       Provides analytical and technical security recommendations to the customer

·       Lead for the identification of projects’ security requirements

·       Participates in network design reviews and security testing for the customer’s networks

·       Coordinates with systems’ development teams to ensure network security standards are being followed and implemented correctly

·       Reviews and analyzes new systems (hardware and software) and provides recommendations concerning their security


Required Qualifications:

  • Current U.S. Government Top Secret clearance with SCI eligibility
  • Favorably adjudicated Polygraph
  • DoD 8570 certification in IAT or IAM
  • Experience with crypto, COMSEC and GEOINT

Desired Qualifications:

  • Bachelors of Science Degree in Science, Technology, Engineering or Mathematics (STEM) or an advanced IA certification (i.e. CISSP or CASP)
  • Self-starter requiring limited direction and supervision
  • Experience briefing senior customer personnel
  • Ability to organize and prioritize numerous customer requests in a fast pace deadline driven environment
  • Familiarity with customer’s IA processes
  • Experience with IA vulnerability testing and related network and system test tools (i.e. retina, HBSS, EVSS, ACAS)
  • Experience supporting IC or DoD in the Cyber Security Domain


TENICA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.  

Salary.com Estimation for Senior Information Systems Security Engineer - TS/SCI CI Poly in Chantilly, VA
$119,602 to $146,907
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