Specialist, Information Security Systems Engineering

L3

Harris 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. L3

Harris 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.

L3

Harris 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:

Specialist, Info Security Systems Engineering

Job Code: 38964

Job Location:

Salt Lake City, UT

Job Schedule:

9/80 (employee's work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off)

Job Description:

As a Specialist, Information Security Systems Engineering at L3

Harris Technologies, you will support the security accreditation and compliance of mission-critical communication systems. This role focuses on applying the Risk Management Framework (RMF) and related cybersecurity standards to ensure systems meet DoD and national security requirements.

You will work closely with systems, software, and hardware engineers to integrate security controls, develop authorization artifacts, and support system certification and accreditation activities. This position is ideal for engineers with a strong foundation in cybersecurity governance, risk, and compliance (GRC) who are interested in contributing to high-assurance defense systems.

Essential Functions:

• 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

• Must have a DoD Secret Clearance

  Required Qualifications (one of the following):

• Bachelor’s degree in cybersecurity, computer science, information systems, or related field with minimum 4 years of prior relevant experience.

• Graduate Degree and a minimum of 2 years of prior related experience.

• In lieu of a degree, minimum of 8 years of prior related experience.

  Required
  
  Certifications:

• One DoD 8140 / 8570-compliant certification (e.g., Security+, CISSP, SSCP, GSEC), or ability to obtain within 6 months of hire

  Preferred Additional
  
  Skills:

  Strongly Preferred

• 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

  Systems & Technical Context

• Understanding of networking concepts (TCP/IP, network architecture, boundary defense)

• Experience working with embedded systems or communications systems

• Familiarity with Agile or Dev Sec Ops  environments

• Experience working in cross-functional engineering teams

  Desirable (Nice-to-Have)

• 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

  #LI-CD1

L3

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