IT Security Engineer

IT Security Engineer –
Leidos

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The Cybersecurity Specialist will be responsible to implement and execute risk management processes by utilizing National Institute of Standards and Technology (NIST) 800 series special publications, Federal Information Processing Standards (FIPS), and Federal Information Security Modernization Act (FISMA) compliance frameworks. The Cybersecurity Specialist will work in a collaborative unified team environment to monitor, evaluate, and manage the risk posture of systems’ authorization boundary to safeguard information systems by leveraging robust understanding of NIST Risk Management Framework (RMF).

This position will involve working closely with the organization’s IT teams to identify vulnerabilities, conduct security control assessments, perform risk analysis and assessments, develop security strategies for mitigating and resolving findings, provide cybersecurity compliance guidance to IT teams and ensure systems remain compliant with federal standards and regulations.

• Cybersecurity support managing Authorization Packages (AP) to include Privacy Analysis, System Categorizations, Risk Assessment Reports (RAR), System Security Plan (SSP), and general Assessment and Authorization (A&A) oversight to obtain or maintain a system’s Authorization to Operate (ATO)
• Focal point for enterprise SSPs managing the security posture by supporting Information System Owners (ISO) and Information System Security Officials (ISSO) with RMF responsibilities
• Develop and maintain accurate and effective Plans of Action & Milestones (POA&Ms) as part of continuous monitoring for implementing cybersecurity improvements
• Collaborate with Information System Administrators (ISA) and various Engineering teams to integrate security measures into new and existing information systems and major applications
• Stay up to date on general information technology innovations and emerging threats and security technologies to continuously improve security posture.

• Bachelor's or Master’s degree in Cybersecurity, Management of Information Technology, or a related field.
• 10 years of experience in information security or related roles.
• Experience with networking ports and protocols, architecture of networked and standalone systems, functionality of various operating systems, cloud computing environments and common security tools.
• Ability to develop information system topology diagrams and Concept of Operations documentation
• Knowledge with federal standards such as NIST, FISMA and FIPS
• Exposure to FedRAMP program and standards
• Experience with Security Control Audits
• Proficient with MS Office
• Experience with IT projects in a traditional waterfall or Agile framework
• Relevant certifications (e.g., CompTIA Network+, Security+, CySA+) are a plus.
• Hybrid remote status is at the discretion of the customer and may change to on-premises support
• Position is hybrid remote, and candidate must be within commute distance to Kennedy Space Center.

November 21, 2025

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 $85,150.00 - $

The Leidos pay range for this job level is a general guideline only and 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.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more…