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Lead, Security Research Engineer

Salt Lake City, Utah
Full Time On-site

L3Harris is currently seeking a senior level Security/Vulnerability Research Engineer to join our talented team! This individual will perform reverse engineering tasks associated with vulnerability detection and manipulation of targeted systems. This is an extremely exciting position working with National Security customers to protect and defend our nation. Don’t join a job, join a mission. L3Harris Technologies is seeking the best of the best to support our Security Vulnerability and Research efforts for our customers.

Essential Functions: 

  • Perform vulnerability research on embedded systems and software applications to identify previously undisclosed security risks
  • Reverse engineer multiple architectures and platforms as needed, including ARM, x86, x64, and MIPS
  • Leverage both static and dynamic analysis tools for firmware/software evaluation
  • Experience working with reverse engineering frameworks such as Ghidra or IDA Pro
  • Bypass modern security controls (such as ASLR, NX, canaries) in order to develop a working proof-of-concept (PoC)
  • Apply knowledge of offensive and defensive reverse engineering techniques, including countering and developing advanced security measures
  • Design, develop, or analyze low-level system components, including kernel modules and other system foundational firmware services
  • Develop tools and software solutions using python scripts, C, or other programming languages as needed
  • Work proficiently within a Unix/Linux operating system environments

Qualifications:  

  • Active Top Secret/SCI security clearance required
  • 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.

Preferred Additional Skills:

  • 5+ years’ experience working with reverse engineering frameworks such as Ghidra or IDA Pro
  • 5+ years’ experience performing vulnerability research on embedded systems and/or software applications to identify potential security risks
  • Professional hands-on experience with diagnostic tools such as oscilloscopes, multi-meters, power supplies, and logic analyzers
  • Experience in firmware emulation and debugging
  • Experience with embedded hardware and software design, development, and testing processes
  • Background in developing hardware platforms
  • Competence in one or more low-level programming languages
  • Knowledge and expertise in RF systems and technologies
  • Familiarity with wired and wireless protocols including USB, SPI/I2C/1-Wire, Ethernet, PCI-Express, 802.11, Bluetooth, Cellular, and others
  • Experience developing custom emulation solutions to enable dynamic analysis using tools such as QEMU
  • Experience writing plugins for decompilers such as IDA and Ghidra
  • Skill in soldering, prototyping, and analyzing electronic circuits
  • Ability to lead and manage engineering teams effectively

In compliance with pay transparency requirements, the salary range for this role in California, Massachusetts, New Jersey, Washington, and the Greater D.C. area, Denver, or NYC areas is $135,000 - $250,500. The salary range for this role in Colorado state, Hawaii, Illinois, Maryland, Minnesota, New York state, Cleveland Ohio, Vermont and Virginia is $117,000 - $218,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. 

#LI-FS1

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.

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.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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