Information Systems Security Officer (ISSO)

Leidos

Actively hiring
3369 Lorton Va, USA Posted 16 days ago $87,100–$157,450 / year
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At a glance

AI generated

TL;DR

Leidos seeks an experienced Information Systems Security Officer (ISSO) to join its Defense Sector team supporting the Air Force Life Cycle Management Center. The ISSO will collaborate closely with the ISSM to develop and enforce security policies, conduct risk assessments, manage system accreditations through RMF, and lead continuous monitoring efforts. Daily tasks include overseeing cybersecurity compliance for DoD information systems, identifying vulnerabilities, coordinating incident response, and providing training to personnel. Essential skills include in-depth knowledge of NIST 800-53, FISMA, and other DoD security standards, proficiency with common cybersecurity tools like firewalls and SIEMs, and strong communication abilities. The role demands a Top Secret clearance and the ability to obtain SCI, along with relevant certifications such as Security+ or CISSP.

Skills

NIST RMF FISMA ICD 503/705 JSIG DAAPM DoD 8140 Cloud+ Security+ CISSP CISM Risk Management Framework Risk Assessment Vulnerability Assessment Network Security Firewalls IDS/IPS SIEM Endpoint Protection

What you'll do

  • Develop and implement security policies to ensure compliance with DoD standards.
  • Oversee cybersecurity posture of DoD information systems for confidentiality, integrity, and availability.
  • Conduct risk assessments and vulnerability audits to identify system vulnerabilities and provide remediation strategies.
  • Manage continuous monitoring of security controls to protect classified and unclassified data.
  • Coordinate incident response efforts and serve as primary point of contact for security-related issues.
  • Maintain and track security documentation including SSPs, risk assessments, and POA&Ms.
  • Provide cybersecurity training and awareness programs for personnel operating DoD systems.

What we're looking for

  • US Citizen with Top Secret clearance and ability to obtain SCI.
  • Bachelor’s Degree with 4+ years of experience or Master’s degree with 2+ years.
  • In-depth knowledge of DoD cybersecurity policies, frameworks, and compliance standards.
  • DoD 8140 Intermediate certification (e.g., Security+, Cloud+).
  • Experience in system security engineering, risk management, and vulnerability assessments.
  • Strong understanding of network security tools and controls.
  • Ability to work independently and collaborate effectively with cross-functional teams.

Market check

Salary context

This $87,100–$157,450 range sits above 13% of similar postings on FindRole.

Peer median band

$119,000–$198,000

Median floor and ceiling across peers.

Typical midpoint (25–75%)

$140,687–$184,800

Middle half of comparable postings.

Based on 239 comparable postings.

* 240 is the maximum number of comparable postings sampled.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 199 open roles on FindRole.

Listed pay typically runs $107,900–$195,050 across 187 roles with salary data.

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