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≈ $108k – $206k per year (Estimated)
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In office (Salt Lake City)
Seniority
Senior · 6+ years exp
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H-1B filings in 12 months: 5

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on Oct 27, 2026. L3Harris Technologies scores A on the Alion truth index.

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L3Harris Technologies is an American defense contractor formed in 2019 by the merger of L3 Technologies and Harris Corporation. It builds tactical radios and military communication systems, electronic warfare and intelligence, surveillance and reconnaissance equipment, space sensors and satellites, night vision devices, and uncrewed surface vessels, and owns the rocket engine maker Aerojet Rocketdyne. Its main customers are the United States Department of Defense and allied governments. The company is headquartered in Melbourne, Florida, United States.

Job Title: Senior Specialist, Info Security Systems Engineering

Job Code: 46711

Job Location: Salt Lake City, UT

Job Schedule: 9/80 (employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off)

Job Description:

As a Senior Specialist, Information Security Systems Engineering at L3Harris Technologies, you will support the systems engineering team by providing security architecture and requirements oversight, as well verifying security requirements are met using a mix of manual and automated techniques.

You will work closely with software, networking, FPGA, and hardware engineers to integrate security requirements, verify requirements have been met, and build the body of evidence to showcase how the system you helped design meets the customers’ needs. This position is ideal for engineers with a strong foundation in cybersecurity governance, risk, and compliance (GRC) and who have experience as an engineer who are interested in contributing to high-assurance defense systems.

Essential Functions:

  • Interpret and apply security controls from NIST SP 800-53, CNSSI 1253, and related guidance into requirements that functional engineers can design to meet
  • Support implementation and validation of Security Technical Implementation Guides (STIGs) and other configuration baselines
  • Execute and support RMF lifecycle activities (categorization, control selection, implementation, assessment, authorization, and continuous monitoring) as needed
  • Develop, maintain, and review RMF documentation (e.g., SSPs, SARs, POA&Ms, Security Plans)
  • Review high-level system design to ensure it meets security requirements within software, networking, and hardware
  • 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
  • Travel up to 10% as needed

Qualifications:

  • Bachelor’s degree in any engineering discipline including cybersecurity, computer science, information systems, etc. with minimum 6 years of relevant experience or Graduate degree in a related field with 4 years of relevant experience or In lieu of a degree, 10 years of relevant experience
  • Active Secret security clearance

Preferred Additional Skills:

  • Experience with the systems engineering lifecycle as it relates to security objectives; particularly requirements analysis, design, and testing
  • 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
  • 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 and/or communications systems
  • Familiarity with DevSecOps environments
  • Experience working in cross-functional engineering teams
  • Familiarity with TEMPEST, Anti-Tamper, or related system security disciplines
  • Experience supporting government customers in a SETA/A&AS role
  • Additional certifications (CISM, CISSP-ISSEP, CISA, CEH, GIAC, etc.)
  • DoD 8140 / 8570-compliant certification (e.g., Security+, CISSP, SSCP, GSEC), or ability to obtain within 6 months of hire

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