Senior Specialist, Information Security Systems Engineer

L3Harris Technologies; Palm Bay (FL); On-site; USD 90,000 - 120,000; Full time

Job summary

L3Harris Technologies is seeking a Senior Specialist, Information Security Systems Engineer in Palm Bay, FL. This on-site role involves implementing cybersecurity strategies, managing security assessments, and working with technical teams to improve security architecture.

Candidates should have a Bachelor’s Degree and relevant experience or certifications, including TS/SCI clearance. The position emphasizes a strong ability to communicate effectively and conduct research as necessary.

Qualifications

• Bachelor's Degree and 6 years of relevant experience, or Graduate Degree with 4 years, or 10 years of relevant experience without a degree.
• TS/SCI security clearance required.
• DOD 8140 IAT-3 or IASAE-2 certification required.

Responsibilities

• Support security engineering activities and policy development.
• Conduct vulnerability assessments and security architecture improvements.
• Collaborate as part of a cybersecurity team and report to leadership.

Skills

Risk Management Framework (RMF) accreditation

Cybersecurity tools usage (e.g., ACAS, SCC)

Container security

Excellent communication skills

Research skills

Education

Bachelor’s Degree (or equivalent experience)

Graduate Degree (preferred)

Tools

ACAS

Nessus

Splunk

Job description

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, Information Security Systems Engineer

Job Code: 39297

Job Location: Palm Bay, FL

Job Schedule: 9/80

Essential Functions

• Experience in Risk Management Framework (RMF) accreditation and authorization (A&A) processes and standard body of evidence (BoE) package development.
• Experience with A&A package processing
• Experience in DoD software selection and approval processes for COTS, GOTS and FOSS.
• Experience in the application of DISA SRGs and STIGs.
• Experience in the implementation and use of cybersecurity tools (e.g. ACAS, SCAP, etc.).
• Experience with container security
• Support security engineering activities, including basis of estimate development, requirements development, design, test, configuration management and maintenance of information systems and data.
• Assist program security in the development of policies and procedures for emerging security technologies.
• Support vulnerability assessment activities as required.
• Support the evaluation, qualification, testing and delivery of security architecture improvement, obsolescence replacement and vulnerability response projects.
• Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS, Nessus and SCC.
• Ability to work individually or as part of a cybersecurity team. Must be able provide direction based on program and customer requirements and compliance.
• Possess excellent speaking abilities and skills to brief leadership and customers.
• Possess ability to conduct research on security and other applicable topics as needed as the cybersecurity lead.
• Must be a self‑starter that is able to understand requirements and develop plans and articulate needs to meet compliance and requirements.
• This is a 100% On‑Site Position

Qualifications

• Education:
  • Bachelor’s Degree and minimum 6 years of prior relevant experience, or
  • Graduate Degree and a minimum of 4 years of prior related experience, or
  • In lieu of a degree, minimum of 10 years of prior related experience.
• TS/SCI (SCI eligible) security clearance with CI Poly required.
• DOD 8140 IAT-3 or IASAE-2 certification.
• Demonstrated ability to work and grow in a dynamic, fast paced, team‑oriented environment.

Preferred Additional Skills

• Experience in C2S Cloud authorizations, FedRAMP and DISA CSP requirements.
• Experience in Model-Based Systems Engineering (MBSE).
• Windows and Linux system administration skills.
• Operating system certification.
• Experience in the content development and administration of SEIM/audit reduction tools (e.g., Splunk).
• DOD 8570.01M IASAE-3 certification is desired.
• Strong understanding of engineering processes, concepts and information security systems engineering principles (NIST SP 800‑160 Vol1).
• System test and evaluation methods and RMF assessment methodology & process.
• Experience in Cyber Defense technologies.
• Experience with CI/CD, agile system development, and DevSecOps tools and processes.
• Understanding of system vulnerabilities and exploitation.

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.

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