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Information Systems Security Officer (ISSO), Advisor - TS/SCI w/poly

Peraton
$146,000 - $234,000
United States, Maryland, Annapolis Junction
Sep 15, 2026

Information Systems Security Officer (ISSO), Advisor - TS/SCI w/poly
Job Locations

US-MD-Annapolis Junction




Requisition ID
2026-170301

Position Category
Information Technology

Clearance
Top Secret/SCI w/Poly



Responsibilities

Seeking a System Engineer - Information Systems Security Officer (ISSO) to provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies.

    Maintain operational security posture for an information system or program to ensure information systems security policies, standards, and procedures are established and followed
  • Assist with the management of security aspects of the information system and performs day-to-day security operations of the system
  • Evaluate security solutions to ensure they meet security requirements for processing classified information
  • Perform vulnerability/risk assessment analysis to support certification and accreditation
  • Provide configuration management (CM) for information system security software, hardware, and firmware
  • Manage changes to system and assess the security impact of those changes
  • Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Control Traceability Matrices (SCTMs)
  • Support security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Information Assurance Certification and Accreditation Process (DIACAP)
  • Plan and coordinate the IT security programs and policies.
  • Manage and control changes to the system and assess the security impact of those changes.
  • Obtain C&A for ISs under their purview.
  • Provide support for a program, organization, system, or enclave's information assurance program

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Qualifications

  • Seven (7) years' experience as a SE/ISSO on programs and contracts of similar scope, type, and complexity is required. Experience is to include at least two (2) of the following areas: knowledge of current security tools, hardware/software security implementation; communication protocols; and encryption techniques/tools. Bachelor's degree in computer science or related discipline from an accredited college or university is required.
    • Four (4) years of additional experience as an SE/ISSO may be substituted for a bachelor's degree.
  • DoD 8570 compliance with Information Assurance Management (IAM), Level I or higher is required
  • Active TS/SCI security clearance with a current polygraph is required


Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.



Target Salary Range

$146,000 - $234,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.


EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.
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