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Specialist, Cyber Intelligence

L3Harris


Job Location:

Tulsa, OK - USA

Monthly Salary: Not provided by the employer
Posted: 25 July 2026 (30+ days ago)
Application Deadline: 22 October 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Specialist Cyber Intelligence (ISSO) L3

Job Code: 41273

Job Location: Tulsa OK

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

L3Harris is dedicated to recruiting and developing diverse 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.

About L3Harris Technologies:

L3Harris Technologies is an agile global aerospace and defense technology innovator delivering end-to-end solutions that meet customers mission-critical needs. The company provides advanced defense and commercial technologies across space air land sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 47000 employees with customers in more than 100 countries.

Job Summary:

Performs ISSO duties under the guidance of the Information System Security Manager (ISSM) on assigned government-authorized systems. Knowledgeable in information technology and security. Responsibilities include: authoring and maintaining documentation supporting the Assessment & Authorization (A&A) of assigned systems in accordance with the Risk Management Framework (RMF) under the DAAG (Formerly DAAPM) and NISPOM; performing security control assessments as part of the systems Continuous Monitoring Plan; overseeing configuration management of assigned systems; works with IT organization to develop device and system hardening guides following DISA and NIST guidelines; auditing systems to ensure security posture integrity; conducting periodic hardware/software inventory assessments; identifying system security controls shortcomings and developing POA&Ms; remediate control deficiencies; conducts documents and reports annual self-assessments; maintaining operational information security posture for a system program or enclave; investigating security incidents such as data spills data integrity and malicious events; authoring and delivering security education training to range of audience levels.

Essential Functions:

Coordinate with the Information System Security Manager (ISSM) and Facility Security Officer (FSO) on system security compliance.

Experience completing DISA Security Technical Implementation Guidelines (STIG) checklists and DISA Security Content Automation Protocol (SCAP).

Experience with Windows Information System Security requirements to include reviewing audit log data utilizing security tools (Log360 Splunk VSFramework).

  • Conducts and manages risk assessments in compliance with NISPOM/DAAPM/DAAG RMF JSIG and NIST 800-series (e.g.) standards.
  • Assist FSO and Security Associates to help protect the integrity of legacy closed room and open storage secured areas.
  • Contributes to Risk Management Framework (RMF) activities and related system lifecycle documentation (e.g. CONOPS SOPs training materials).
  • Performs ISSO responsibilities as needed.
  • Oversees cyber compliance efforts through self-inspections customer audits and system tests to ensure authorized operation.
  • Ensures security requirements are addressed in acquisitions procurements and outsourcing efforts.

Perform vulnerability compliance and network mapping scans on information systems and work with system administrators to address vulnerabilities (ACAS Nessus).

Assist COMSEC Managers with the incorporation of NSA Type 1 devices.

  • Understanding of Windows Server infrastructure ensuring seamless integration and operation with Linux systems.
  • Ensure compliance with internal policies and regulatory standards.

Required Qualification (One of the Following with an Active Secret Clearance):

  • Bachelors 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.
  • Must have active Secret Clearance.

Preferred Additional Skills:

  • ActiveCompTIA Security or obtain 8410 Intermediate (formerly IAT Level II 8570) equivalent within 6 months of hire.
  • Previous experience as an ISSO (or equivalent position) overseeing cybersecurity on classified and/or unclassified systems under NISPOM NIST 800-53 and/or NIST 800-171.
  • Experience in creating conducting or overseeing internal security assessments.
  • Understanding of DAAG (Formerly DAAPM) and various NIST/DoD policies and procedures.
  • Experience with Linux based operating systems.
  • Experience in Security databases and sites including SIMS and eMASS.

#LI-CD1


Required Experience:

IC


About Company

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At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.

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