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Security Control Assessor

Leidos


Job Location:

Alexandria, VA - USA

Yearly Salary: USD 69550 - 125725
Posted: 2 October 2026 (Yesterday)
Application Deadline: 30 December 2026
Vacancies: 1 Vacancy

Job Summary


Job Description

Leidos is seeking multiple Security Control Assessors to support our assessment team. These positions can be based out of any of our three locations - Alexandria VA Fort Meade MD or Chambersburg positions are primarily on-site but light partial telework may be available at the discretion of our customer and program management. Significant travel may be required - estimated 80% of the time.


Responsibilities:

  • Conduct cybersecurity assessments audits and inspections for DoD organizations and partners handling DoD information or connecting to the DoDIN.
  • Evaluate systems and Defensive Cyberspace Operations using cyber threat emulation and performance-based testing.
  • Adhere to policies and processes for each assessment type.
  • Support assessment development and execution to ensure security expertise is properly applied.
  • Coordinate logistics test plans and scope with the SCA Team Lead.
  • Perform vulnerability assessments capture results using STIG Viewer or designated tools and document findings in eMASS.
  • Analyze security gaps and provide mitigation recommendations.
  • Validate cybersecurity controls TTPs STIGs RMF controls and compliance with DoD policies and guidelines.
  • Provide risk analysis and assessment results for authorization recommendations.
  • Participate in daily assessment reviews in-briefs and out-briefs sharing findings with the SCA-R.
  • If senior staff mentor and guide personnel by providing technical expertise best practices and professional development support to enhance team capabilities and knowledge


Basic Qualifications:

  • Active DoD Top Secret clearance with SCI eligibility required
  • Current DoD 8570 IAM II or IAT II certification
  • Ability and willingness to travel for assessments as required up to 80% of the time
  • Bachelors degree (IT-related field preferred) and five (5) years of cybersecurity or network security experience. Additional relevant experience may be considered in lieu of degree.
  • Three (3) years of experience in a Certification and Accreditation/A&A role
  • Demonstrated experience with STIGs SRGs POA&Ms and cybersecurity best practices as well as relevant tools such as eMASS STIG Viewer Nessus ACAS SCAP or HBSS
  • Strong understanding of the RMF process NIST SP 800- 37 NIST SP 800-53 CNSSI 1253 as well as key technologies areas/domain such as: Network Mobility Windows UNIX Cloud Environments and Cloud Native Tools/Services Host Based Security System (HBSS)/Endpoint Security Solutions (ESS) Databases Applications
  • Strong written and verbal communication skills for reporting assessment findings

If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.

Original Posting:
September 30 2026

For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $69550.00 - $125725.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.


About Company

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Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.

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