ISSO 2.5

Job Locations US-MD-Laurel
Requisition ID
Position Category
Top Secret/SCI w/Poly
Cyber Mission


Peraton is seeking an Information System Security Officer 2.5 to support a critical mission of consequence within our Cyber Mission Business Unit in Annapolis Junction, MD.  The selected candidate will perform security scans to identify vulnerabilities and risks, and work with the Engineering team to mitigate the risks. The candidate is required to have experience with ensuring systems successfully complete the Assessments & Authorization (A&A) process. The ISSO 2.5 will be responsible for:

  • Validates and verifies system security requirements definitions and analysis and establishes system security designs;
  • Designs, develops, implements and/or integrates IA and security systems and system components including those for networking, computing, and enclave environments to include those with multiple enclaves and with differing data protection/classification requirements;
  • Builds IA into systems deployed to operational environments. Assists architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of Agency security policy and enterprise solutions. Supports the building of security architectures;
  • Enforce the design and implementation of trusted relations among external systems and architectures;
  • Assess and mitigates system security threats/risks throughout the program life cycle;
  • Contribute to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations;
  • Review certification and accreditation (C&A) documentation, providing feedback on completeness and compliance of its content;
  • Apply system security engineering expertise in one or more of the following: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality. integrity, non-repudiation, availability, and access control); and security testing;
  • Support security authorization activities in compliance with government Information System Certification and Accreditation Process and DoD Risk Management Framework (DoDRMF), NIST Risk Management Framework (RMF) process, and prescribed government business processes for security engineering.


Basic Qualifications:

  • Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university.
  • Seventeen (17) years of experience as an ISSO/ISSE on programs and contracts of similar scope, type, and complexity. Five (5) years of additional ISSE experience may be substituted for a bachelor’s degree.
  • CompTIA Security+ certification 
  • AWS Cloud experience
  • Tenable based vulnerability scanning at scale
  • SPLUNK Clustered Architecture and data analysis experience
  • Active TS SCI security clearance with a current polyraph is required

Desired Qualifications:

  • DoD 8570 compliance with IASAE Level 3, CISSP-ISSEP, is a plus but not required

Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan.






Peraton Overview

Peraton 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 and highly differentiated national security solutions and technologies that keep people safe and secure. Peraton serves as a valued partner to essential government agencies across the intelligence, space, cyber, defense, civilian, health, and state and local markets. Every day, our employees do the can’t be done, solving the most daunting challenges facing our customers.

Target Salary Range

$146,000 - $234,000. This represents the typical salary range for this position based on experience and other factors.

EEO Tagline (Text Only)

An Equal Opportunity Employer including Disability/Veteran.


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