Demo

Lead, Information Security Systems Engineering (ISSE)

Harris Corporation
Palm Bay, FL Full Time
POSTED ON 9/27/2026
AVAILABLE BEFORE 10/28/2026
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: Lead, Information Security Systems Engineer (ISSE)

Job Code: 44631

Job Location: Palm Bay, FL or Fort Wayne, IN

Job Schedule: 9/80 (Every other Friday off)

Job Description:

The L3Harris Spectral Solutions engineering team is seeking an Information Security Systems Engineer to join our team onsite, providing critical support for our aerospace programs. This role applies current systems security engineering methods, practices and technologies to the architecture, design, development, evaluation and integration of systems and networks to maintain system security. The ISSE is responsible for integration of multiple methods into a cohesive system security perimeter and environment while implementing the policies and procedures necessary to monitor and maintain such an environment. This role prepares Certification and Accreditation documentation, using multiple industry standards such as NIST 800-37, to achieve security authorization of classified cloud, on-premises, and space systems.

Essential Functions:
  • Manage the cybersecurity postures of space vehicles and cloud-based ground systems
  • Execute the NIST Risk Management Framework (RMF) process to attain Authorizations to Operate for classified ground and space national security systems
  • Develop and document security architectures for space vehicles and ground systems
  • Detect, analyze, document, and mitigate cybersecurity risks, threats, and vulnerabilities for space vehicles and ground systems
  • Present cybersecurity analyses, status, and plans to internal and external customers
  • Assist in the planning of ISSE activities and the management of their execution
  • Create, review, and revise technical documents

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, minimum of 13 years of prior related experience.
  • An active secret security clearance
  • Cybersecurity certification satisfying IA SAE Level II (e.g., CASP CE, CISSP or Associate, CSSLP).
  • Experience in attaining Authorizations to Operate (ATO) for National Security Systems.

Preferred Additional Skills:
  • Existing TS/SCI security clearance
  • Experience in system engineering and system development
  • Existing cybersecurity certification satisfying IA SAE Level III (e.g., CISSP-ISSEP, CISSP-ISSAP)
  • CCSP (Cloud Security) certification.
  • Experience with network technologies (LAN & WAN).
  • Experience designing, implementing and operating security controls for cloud-hosted applications or infrastructure.
  • Experience writing technical documentation
  • Experience and understanding of bid and proposal generation for government contracts to meet the customer security requirements.
  • Experience with compliance scanning tools and vulnerability scanning tools.
  • Leadership skills to lead a team of Information Security Systems Engineers

#LI-KB1

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. 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 .

Salary.com Estimation for Lead, Information Security Systems Engineering (ISSE) in Palm Bay, FL
$100,460 to $123,315
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