Specialist, Information Security Systems Engineering

About the role

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.

Responsibilities

• Execute and support RMF lifecycle activities (categorization, control selection, implementation, assessment, authorization, and continuous monitoring)
• Develop, maintain, and review RMF documentation (e.g., SSPs, SARs, POA&Ms, Security Plans)
• Interpret and apply security controls from NIST SP 800-53, CNSSI 1253, and related guidance
• Support implementation and validation of Security Technical Implementation Guides (STIGs) and other configuration baselines
• Collaborate with cross-functional engineering teams (systems, software, hardware) to ensure security requirements are properly implemented
• Interface with internal stakeholders, Authorizing Officials (AOs), and external assessors to support authorization efforts
• Track and report compliance status, risks, and remediation activities to program leadership
• Contribute to continuous monitoring strategies and ongoing system compliance
• Travel up to 10% as needed

Requirements

• Bachelor’s Degree in cybersecurity, computer science, information systems, or related field with 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.
• Must have a DoD Secret Clearance

Qualifications

• One DoD 8140 / 8570-compliant certification (e.g., Security+, CISSP, SSCP, GSEC), or ability to obtain within 6 months of hire
• Exposure to cryptographic systems, FIPS 140-3, or NSA certification processes
• Experience with high-assurance or classified systems
• Hands-on experience executing RMF within DoD environments
• Familiarity with tools such as eMASS or XACTA
• Experience applying NIST SP 800-53 security controls and STIGs
• Experience supporting Authority to Operate (ATO) processes
• Strong technical writing and documentation skills
• Understanding of networking concepts (TCP/IP, network architecture, boundary defense)
• Experience working with embedded systems or communications systems
• Familiarity with Agile or DevSecOps environments
• Experience working in cross-functional engineering teams

Skills

• Familiarity with TEMPEST, Anti-Tamper, or related system security disciplines
• Experience supporting government customers in a SETA/A&AS role
• Additional certifications (CISM, CISA, CEH, GIAC, etc.)
• Active TS/SCI clearance or ability to obtain

Benefits

L3Harris offers a comprehensive benefits package including health insurance, retirement plans, paid time off, and more. Employees also have access to professional development opportunities and a supportive work environment.

Pay

The salary range for this position is $80,000 - $120,000 annually, commensurate with experience.

Schedule

The schedule for this role is 9/80 (employee's work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off).