External Information System Security Officer (ISSO), Senior

Peraton Corporation
Herndon, Virginia 20171 United States  View Map
Posted: Jun 07, 2026
  • Full Time
  • Public Safety
  • Summary

    We are seeking a highly skilled and innovative Information System Security Officer (ISSO) to join our team in the greater DMV area, supporting the Army National Guard. Responsibilities. Manage system-level cybersecurity programs: oversee RMF lifecycle activities, control implementation, continuous monitoring, and accreditation evidence. Review and validate security documentation, system security plans (SS - Ps), control implementation statements, POA&Ms, and configuration baselines to assess residual risk. Coordinate with system owners, engineers, ISS - Ms, assessors, and integrators to remediate control deficiencies and maintain authorization posture. Advise leadership on risk acceptance, compliance obligations, and remediation prioritization; prepare briefing materials for authorization and governance boards. Implement and monitor continuous monitoring processes: vulnerability scanning, configuration checks, patch status, and security telemetry integration. Support audit and inspecti...Security Officer, Security, Officer, Information, External, Cybersecurity, Technology
  • Job Description

    We are seeking a highly skilled and innovative Information System Security Officer (ISSO) to join our team in the greater DMV area, supporting the Army National Guard. Responsibilities. Manage system-level cybersecurity programs: oversee RMF lifecycle activities, control implementation, continuous monitoring, and accreditation evidence. Review and validate security documentation, system security plans (SS - Ps), control implementation statements, POA&Ms, and configuration baselines to assess residual risk. Coordinate with system owners, engineers, ISS - Ms, assessors, and integrators to remediate control deficiencies and maintain authorization posture. Advise leadership on risk acceptance, compliance obligations, and remediation prioritization; prepare briefing materials for authorization and governance boards. Implement and monitor continuous monitoring processes: vulnerability scanning, configuration checks, patch status, and security telemetry integration. Support audit and inspecti...Security Officer, Security, Officer, Information, External, Cybersecurity, Technology
  • ABOUT THE COMPANY

    • Government Careers
    • Government Careers

    Government jobs offer stability, competitive benefits, and the chance to make a meaningful impact on your community and country.

    Whether you’re starting your career or seeking new opportunities, these roles provide pathways for growth, security, and service.

    Explore positions across a wide range of fields and take the first step toward a rewarding future in public service.

    Show more

MORE JOBS

  • Standing Armed Guard

    • La Palma, California
    • Master Guard Security
    • Jun 07, 2026
    • Full Time
    • Public Safety
  • Security Officer - PT & FT available

    • Lockport, New York
    • Inter-con Security
    • Jun 07, 2026
    • Full Time
    • Public Safety
  • Security Agent (D License) - Surfcomber

    • Miami Beach, Florida
    • IHG Hotels & Resorts
    • Jun 07, 2026
    • Full Time
    • Public Safety
  • Incident Response Expert - IV with Security Clearance

    • Arlington, Virginia
    • Base One Technologies
    • Jun 07, 2026
    • Full Time
    • Federal Government
  • Residential Security Officer - Downtown Chicago

    • Chicago, Illinois
    • Titan Security Group
    • Jun 07, 2026
    • Full Time
    • Public Safety
  • Special Events Security Officer

    • Meridian, Idaho
    • Signal of Houston
    • Jun 07, 2026
    • Full Time
    • Public Safety
Show More
Apply Now Please mention you found this employment opportunity on the CareersInGovernment.com Job Board.
Please mention you found this employment opportunity on the CareersInGovernment.com Job Board.