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Senior Specialist, IT Security

Greenville, Texas

Job ID 37111
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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: Senior Specialist, IT Security 

Job ID: 37111

Job Location: Greenville, Texas; On-site

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

Job Description:

The Senior IT, Security Specialist would oversee the protection, handling, and compliance of sensitive government information. Develop policies, manage training, and implement IT security controls to meet DFARS/CMMC requirements acting as the central point for internal and external audits and risk management. 

Essential Functions:

  • Documentation Management:Lead the creation and maintenance of the System Security Plan (SSP) and the Plan of Action and Milestones (POA&M). Requirements traceability matrix’s.
  • Audit Liaison:Act as the primary point of contact for C3PAO (Third-Party Assessment Organizations) and manage formal assessments.
  • Risk Remediation:Oversee the closing of security gaps identified during internal or external readiness assessments
  • Continuous Monitoring:Conduct regular system audits (inventory control and cyber audits), incident response testing, and ongoing policy enforcement
  • Personnel Security: Develop and deliver role-based security training 
  • Microsoft Office Suite and tools: Experience with the Office suite of tools Word, Excel, Powerpoint, Visio, OneNote, SharePoint
  • Scan Compliance :Nessus and SCAP scanning, results remediation tracking

Qualifications: 

  • Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
  • Requires an Active Secret Security Clearance.
  • 4–7 years in government compliance, security, or project management, specifically with DOD regulations or cybersecurity frameworks.
  • Deep understanding of NIST SP 800-171, DFARS, and NARA CUI guidelines.
  • Ability to identify and classify Controlled Unclassified Information (CUI) and Federal Contract Information (FCI) within the organization.
  • The position involves heavy lifting, ladder work, and working in tight or confined areas.
  • May require up to 5% travel CONUS

Preferred Additional Skills:

  • CMMC Certified Professional (CCP) or CMMC Certified Assessor (CCA) designations.

#LI-TD4 

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.

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