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Specialist, Cyber Intelligence

L3Harris Technologies · San Diego, CA

TS/SCI eligibility

Posted 2026-10-21 · Verified live 2026-10-22

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About this role

Specialist, Cyber Intelligence

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Cyber Intelligence

Job Code: 45759

Job Location: San Diego, CA

Job Schedule: 9/80-Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday off

 

Job Description:

 

L3Harris is seeking an experienced Information System Security Officer (ISSO) to support cybersecurity, compliance, and operational oversight of classified information systems across multiple programs and facilities. This position works closely with the Information System Security Manager (ISSM) to support Assessment and Authorization (A&A) activities, continuous monitoring, regulatory compliance, and customer engagement efforts. The ideal candidate is organized, self-motivated, and capable of managing multiple priorities in a fast-paced classified environment.

 

Essential Functions:

 

  • Administer and maintain cybersecurity compliance for classified information systems operating under the Risk Management Framework (RMF).

 

  • Support Assessment and Authorization (A&A) activities including development and maintenance of System Security Plans (SSPs), authorization packages, security assessments, continuous monitoring activities, and Plan of Action and Milestones (POA&M) management.

 

  • Perform security control implementation reviews, vulnerability assessments, risk evaluations, and compliance validation activities in accordance with applicable government requirements.

 

  • Develop, review, and maintain cybersecurity documentation including hardware and software inventories, network diagrams, security procedures, configuration management documentation, and system accreditation artifacts.

 

  • Manage assigned programs and information systems while ensuring compliance with contractual, customer, and regulatory requirements.

 

  • Coordinate with government customers, Defense Counterintelligence and Security Agency (DCSA) representatives, Security Control Assessors (SCAs), Authorizing Officials (AOs), program management, engineering teams, and facility security personnel.

 

  • Support security inspections, customer assessments, accreditation reviews, vulnerability remediation efforts, and compliance audits.

 

  • Evaluate proposed system changes, architecture modifications, software installations, and engineering activities for security impact and compliance implications.

 

  • Conduct account management reviews, audit log reviews, media accountability activities, and continuous monitoring activities.

 

  • Provide guidance to program teams regarding cybersecurity requirements, authorization processes, and regulatory compliance obligations.

 

  • Support the Information System Security Manager (ISSM) in execution of cybersecurity program objectives and serve as a backup representative when required.

 

  • Travel up to 10% in support of customer meetings, inspections, audits, and program activities.

 

  • Ability to obtain and maintain a Top Secret security clearance with Sensitive Compartmented Information (SCI) eligibility as required by assigned programs.

 

Qualifications:

 

  • Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • Active Top Secret security clearance with Sensitive Compartmented Information (TS/SCI) eligibility on Day One.

 

  • Minimum of 4 years of experience supporting cybersecurity, information assurance, or information system security activities within Department of Defense (DoD), Intelligence Community (IC), or other classified computing environments.

 

  • Minimum of 4 years of experience implementing and maintaining information systems operating under the Risk Management Framework (RMF).

 

  • Minimum of 4 years of experience supporting system authorization activities, including development and maintenance of authorization packages, security documentation, continuous monitoring activities, and Plan of Action and Milestones (POA&M) management.

 

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