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Senior Specialist, Embedded Security Software Engineer C++

San Diego, California

Job ID CS20211308-67534
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On the L3Harris team, your job is to secure the world. We don’t work here just for the advanced technology and equipment: We work here because we know what – and who – we’re protecting. From families to the intelligence community, and from our climate to our men and women in uniform – we’re making the world a safer place. Working in Software with L3Harris you'll join our team of qualified, diverse individuals and work in a fast-paced environment with high expectations, global scope, and a collaborative team setting.

  • Full Time
  • Level: Experienced
  • Location: On Site
  • Glassdoor Reviews and Company Rating

Job Description

L3Harris is dedicated to recruiting and developing diverse, 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 Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across air, land, sea, space and cyber domains. L3Harris has approximately $18 billion in annual revenue and 48,000 employees, with customers in more than 100 countries.


Job Title: Senior Specialist, Embedded Security Software Engineer C++

Job Location: USA-UT-Salt Lake City

Job Code: CS20211308-67534

We are currently seeking Software Engineers who want to be a part of developing the next generation of innovative networking technologies for mobile ad-hoc wireless communications systems. The ideal candidate is excited by learning about and applying new technologies and communicates, and has a sense of ownership about his or her work. This position requires working within a team environment to help architect, design, develop, and debug embedded software security products. This position will include the application of information assurance principles and the use of state of the art technologies in helping obtain security certifications and accreditations. The ideal candidate is self-motivated, hard working, and willing to work within company defined development processes. Additionally, this candidate will need good communications skills to be able to help with all aspects of a program’s execution including bid and proposal, development, testing, deployment, & engineering support. This position may also require presentation skills, and ability to interact with vendors & customers—(both internal and external)—in a professional manner.

• US Citizenship
• DoD SECRET security clearance or be qualified to obtain one
• A bachelor's degree in CS/EE/CE or a degree in a closely related field and 6+ years of software engineering experience. Advanced degrees preferred
• Knowledge and experience using C++ and understanding modern object oriented design and architecture
• Knowledge and experience developing for embedded real-time operating systems such as VxWorks, MQX, FreeRTOS, SafeRTOS, embedded Linux, etc.
• Device driver development experience
• Good communication skills and ability to work in a team environment

Additionally, knowledge and experience in multiple of the following is preferable:

• Security certification, e.g. CISSP, CEH
• HAIPE devices
• TEMPEST design technologies
• QUADRANT design techniques
• Key Management experience
• Internet Security Protocols
• Encryption Protocols
• Security ICs – TPM, trust and store, root of trust
• Developing security architectures or secure network design
• Developing to secure coding guidelines or standards
• Open source Linux development
• Source control repositories such as Git or Clearcase
• Test frameworks such as Google Test/Google Mock
• Agile development methodology and Atlassian tools (JIRA, Bitbucket, Confluence)
• Machine learning, data analysis, and advanced algorithm design and development
• DevOps technologies such as virtualization, Docker, scripting, and automation
• Programming languages, compilers, and application execution
• Low-level drivers and hardware interfaces such as ISO7816, USB, I2C, SPI, etc.
• Working knowledge of TCP/IP/UDP, RS-485, RS-232
• Scripting Languages such as Python, Bash, Perl

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 résumé for this position, you understand and agree that L3Harris Technologies may share your résumé, 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 proud to be an Affirmative Action/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.

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.

Success Profile

What makes a successful Engineer at L3Harris?
Check out the traits we’re looking for and see if you have the right mix.

  • Innovative
  • Technical
  • Influential
  • Critical Thinker
  • Analytical
  • Detail Oriented


I love my job because every day there’s a new problem to tackle, a new skill to learn and an awesome team that has my back.

Heather S., Engineer

L3Harris Work Perks

  • Health

    • Medical with a High Deductible and traditional PPO plan options, as well as, vision and a full array of supplemental health benefits
    • A doctors' service to help with referrals and second opinions for you, your family, and parents

  • Family

    • 4 weeks of paid parental leave for moms and dads
    • Fertility treatment
    • Subsidized backup childcare and eldercare
    • Adoption assistance - $5,000 per adoption/$15,000 per employee
    • Pet insurance

  • Well-Being

    • No cap to your PTO time (for exempt employees)
    • Dress for your day - wear what works for you at work
    • Legal plan for you, your family, and parents
    • Discount platform

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