L3Harris Technologies logo

Manager, Cyber Intelligence

L3Harris Technologies

On-site
Greenville, TX
Full-time
Manager
7+ yrs
Salary not listedPosted 4w ago

Real job — pulled straight from L3Harris Technologies’s careers page · Verified July 13, 2026 · No reposts.

Job description

L3Harris Technologies is hiring a Manager, Cyber Intelligence — a full-time, based in Greenville, TX role. Apply directly on L3Harris Technologies's careers page below.

Manager, Cyber Intelligence

Location: Greenville, TX, US

Employment Type: Full-Time

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: Manager, Cyber Intelligence-ISSM

Job Code: 40721

Job Location: Greenville, TX; On-site

Job Schedule: 9/80, Off every other Friday; 1st shift

 

Job Description:

L3Harris Greenville, Texas, is seeking an Information System Security Manager (ISSM) in support of Defense Counterintelligence and Security Agency (DCSA) programs. Duties for successful candidates include, but are not limited to reviewing and developing information system accreditation/certification support documentation; interacting with customers when changes occur that may affect the information system accreditation/certification; performing system and network self-inspections; identifying information system vulnerabilities and implementing countermeasures;

Responsibility for program policy creation/update; maintaining information system security records. The ISSM will assist IT and information system security issues that may affect the mission of the customer. This ISSM reports to the Director of Cyber Intelligence for the site.

 

Essential Functions:

  • Develop and conduct risk assessment procedures for verification of RMF/Assessment and Authorization (A&A) safeguards to meet various regulatory requirements based upon government regulations and NIST 800 series (800-53, etc.) guidelines.
  • Author and provide oversight of various artifacts supporting RMF package artifacts to include the System Security Plan (SSP), Security Control Traceability Matrix (SCTM), Plan of Actions & Milestones (POA&M), Continuous Monitoring (ConMon) Plan, CONOPS, and other RMF artifacts.
  • The selected candidate will act as a member of a diverse security team and participate in Engineering and Configuration Review Boards and Working Groups to develop secure system solutions.
  • Monitor IA Program compliance by performing periodic self-inspections, tests and reviews of the IS to ensure that systems are operating as authorized/accredited and that conditions have not changed.
  • Configuration of change management processes (hardware/software, account Management, Disposition, Assured File Transfers (AFT) and related documentation in accordance to policies and procedures.
  • Conduct Cybersecurity training, briefings, and presentations for multiple levels of business.
  • Required Active Secret clearance with ability to obtain and maintain any additional clearances as required.

 

Qualifications:

  • Bachelor’s Degree and minimum 9 years of prior relevant experience.
  • Graduate Degree and a minimum of 7 years of prior related experience.
  • In lieu of a degree, a minimum of 13 years of prior related experience.
  • IAM Level III Certification (CISSP, CISM etc.).
  • Proven successful experience with DCSA Information system assessments, approvals and monitoring.
  • Established team leadership skills, with experience leading and collaborating in a multi-disciplinary, diverse, and dynamic team environment.

 

Preferred Skills (beyond required):

  • Relevant experience with various operating systems (e.g. Windows, Linux, UNIX, Solaris, Cisco), Windows server systems, system virtualization, and other related peripherals.
  • Experience with SPLUNK, Security Center/Nessus, and other software/systems.
  • Experience with configuration/certification and auditing/analysis of Windows, Linux, UNIX systems to include stand-alone IS, peer-to-peer networks, LANs/WANs and interconnections.
  • Excellent communication skills (written, verbal, & presentation).
  • Experience with technical configuration standards relating to information system security.

 

 

 

 

 

 

 

#LI-AM2

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Get Manager, Cyber Intelligence jobs like this

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
Iberdrola logo

Manager, Cyber Operations

$128k–$160kRochester, NY
✓ From careers page· 58m ago
Sequoia Connect logo

Compliance and Product Security Engineer

Mexico
✓ From careers page· 2h ago
Accenture logo

Technical Security Consultant

London
✓ From careers page· 2h ago
Accenture logo

Security Managed Services Associate Manager

Bengaluru
✓ From careers page· 3h ago

Frequently asked questions

What skills are required for Manager, Cyber Intelligence at L3Harris Technologies?

The required skills for Manager, Cyber Intelligence at L3Harris Technologies include: CISSP, CISM, Splunk, Windows, Linux, Unix.

What is the seniority level for Manager, Cyber Intelligence at L3Harris Technologies?

Manager, Cyber Intelligence at L3Harris Technologies is a Manager level position.

How do I apply for Manager, Cyber Intelligence at L3Harris Technologies?

You can view the full description and apply for Manager, Cyber Intelligence at L3Harris Technologies on EchoJobs: https://echojobs.io/job/l3harris-technologies-manager-cyber-intelligence-4i5h8.