L3Harris Technologies
Cyber Intelligence Manager (ISSM)
Job at a glance
- Sector
- Engineering & Technology
- Posted
- Nov 12, 2026
- First found
- Nov 12, 2026, 12:22 PM ET
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About the job
Title: Cyber Intelligence Manager (ISSM)
Job Code: 47632
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 a Level 5 Manager, Cyber Intelligence - Information System Security Manager (ISSM) to lead cybersecurity governance, risk management, and compliance for classified information systems supporting cyber intelligence programs in San Diego, CA.
The ISSM will serve as a senior cybersecurity subject matter expert, coordinating with program leadership, system owners, security personnel, and government stakeholders to maintain system authorizations and manage cybersecurity risk throughout the system lifecycle.
Essential Functions
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Lead the information system security program for assigned classified systems, ensuring compliance with applicable government requirements, contractual obligations, and organizational policies.
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Manage Risk Management Framework (RMF) activities, including system categorization, security control implementation, assessment support, authorization, and continuous monitoring.
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Develop, maintain, and review authorization documentation, including System Security Plans (SSPs), Plans of Action and Milestones (POA&Ms), and supporting security procedures.
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Coordinate with government authorizing officials, security control assessors, customers, and internal stakeholders to obtain and sustain system authorizations.
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Oversee vulnerability management, configuration compliance, audit logging, access controls, and remediation of security findings.
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Assess security impacts associated with system changes and participate in configuration management and change-control processes.
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Lead cybersecurity incident coordination, reporting, and corrective actions in partnership with appropriate security and operational teams.
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Provide technical direction and mentorship to Information System Security Officers (ISSOs) and other cybersecurity personnel.
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Translate cybersecurity requirements and risks into actionable recommendations for program and business leadership.
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Support inspections, assessments, and audits, including preparation of evidence and tracking of corrective actions.
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Collaborate with engineering and operations teams to integrate security requirements throughout the system lifecycle.
Required Qualifications
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Bachelor's Degree with 9 years prior experience, Graduate Degree with 7 years prior experience. In lieu of a degree, minimum of 13 years of prior related experience.
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Active DoD Top Secret security clearance is required; adjudicated and current Continuous Evaluation date.
Preferred Qualifications
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Significant progressively responsible experience in cybersecurity, information assurance, or information system security, including leadership of classified system security activities.
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Demonstrated experience performing ISSM duties or comparable cybersecurity governance and authorization responsibilities.
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Strong working knowledge of RMF, NIST SP 800-53 security controls, and classified information system authorization processes.
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Experience applying relevant classified-system requirements, such as the NISPOM Rule, DCSA assessment and authorization guidance, ICD 503, or the Joint Special Access Program Implementation Guide (JSIG), as applicable to the supported environment.
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Experience developing authorization packages, managing POA&Ms, and supporting continuous monitoring.
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Ability to assess technical security findings and communicate risk, mitigation options, and operational impacts to technical and nontechnical audiences.
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Strong leadership, written communication, stakeholder coordination, and organizational skills.
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Prior ISSM experience supporting Department of Defense or Intelligence Community programs.
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CISSP, CISM, or another relevant cybersecurity certification.
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Experience with security assessment and vulnerability management tools, such as eMASS, Xacta, ACAS, or comparable platforms.
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Experience securing Windows and Linux environments, virtualized infrastructure, and network devices.
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Experience implementing Security Technical Implementation Guides (STIGs) and managing security baselines.
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Demonstrated success leading complex authorization efforts and mentoring cybersecurity teams.
*In compliance with pay transparency requirements, the salary range for this role in California, Massachusetts, New Jersey, Washington, and the Greater D.C, Denver, or NYC areas is $127,000 - $236,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. *
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