Salary
$76k – $141k per year
Location
In office (Carlsbad)
Seniority
Middle · 4+ years exp
Visa
H-1B filings in 12 months: 5 · for this role: 3

Removed from the employer's board on Nov 9, 2026. First seen by Alion on Nov 6, 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: Specialist, Software Engineering

Job ID: Req ID 47525

Job Location: Salt Lake City, UT/Carlsbad, CA

Job Schedule: 9/80: Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday of f

Job Description:

L3Harris seeks skilled Software Engineers to join our System Software group, where you will architect next-generation, mission-critical solutions. Our team is responsible for developing the core software infrastructure that integrates advanced communications technologies across complex subsystems. Join us to tackle deep engineering challenges that directly enable national security and define the future operational capabilities of vital defense systems.

Essential Functions:

  • Knowledge and experience of embedded real-time software development (VxWorks/Linux)
  • Work closely with cross-functional team members to develop operational performance requirements, interface software and hardware components, and collaborate on system design
  • Support and participate in all phases of the software development life cycle, including requirements analysis, design, implementation, integration, and formal testing
  • Contribute to software test plans, procedures, and other relevant technical documentation
  • Demonstrates depth of knowledge in programming languages, compilers, and application execution
  • Participate in peer reviews, identify, track and repair defects
  • Utilize a variety of software languages onWindows, Linux and embedded real time operating systems
  • 5% Travel Required

Qualifications:

  • Bachelor’s Degree with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 4 years of prior related experience.

Preferred Additional Skills:

  • Advanced proficiency with C++
  • Experience with high performance and multi-threaded programming
  • Demonstrates depth of knowledge in programming languages, compilers, and application execution
  • Demonstrated curiosity and ability to learn outside of core discipline
  • Experience with hands-on software development and troubleshooting on embedded targets utilizing an RTOS (Real-Time Operating System).
  • Working knowledge of signal processing, control systems theory, or networking fundamentals.
  • Familiarity with key protocols such as IP, UDP, TCP, IPSec, DDS, or SNMP
  • Good communication skills and ability to work well in a team environment
  • Solid presentation and writing skills
  • Previous professional experience working within the Department of Defense (DoD) or intelligence community.
  • Ability to obtain a U.S. security clearance

In compliance with pay transparency requirements, the salary range for this role in California is $75,500-140,500. 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.

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