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Software Security Engineer, Onsite

RTX


Job Location:

El Segundo, CA - USA

Yearly Salary: USD 75800 - 144200
Posted: 1 October 2026 (9 hours ago)
Application Deadline: 29 December 2026
Vacancies: 1 Vacancy

Job Summary

Date Posted:

Country:

United States of America

Location:

US-CA-EL SEGUNDO-E01 2000 E El Segundo Blvd BLDG E01

Position Role Type:

Onsite

U.S. Citizen U.S. Person or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1


At RTX the worlds largest aerospace and defense company 185000 great minds are united by purpose and inspired to make a difference solving the worlds most complex problems. With our three market leading businesses world-class operations and investments in research and development we offer capabilities and opportunity no one else can. Together we push the boundaries of known science and find new ways to connect and protect our world.


Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of todays mission and stay ahead of tomorrows threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression creating a safer more secure world. Join us and help shape the future of aerospace and defense.


Software Product Assurance team in El Segundo CA is seeking a highly motivated Software Security Engineer II to work onsite.



What You Will Do:

  • Our mission is to provide world class Security Software to be used in developing and supporting deployed sensor systems on various platforms.
  • Implement Software Security principles for embedded software design development integration and testing of real-time sensor software.
  • Develop software applications using multiple programming languages on a variety of computing platforms.
  • Ensure the SW Product Assurance processes are followed on our programs.
  • Understand real-time software design and the performance implications associated with specific System Security implementations.
  • Work closely with cross functional Engineering teams to define and implement Test Driven Multidisciplinary Capability (TDMC) based execution development and deployment requirements.
  • Work in a common development environment to support and facilitate program ability to leverage specific capabilities.



Qualifications You Must Have:

  • Typically requires a Bachelors in Science Technology Engineering or Mathematics (STEM) and a minimum of 2 years of relevant software experience.
  • Experience with C / C AND experience with scripting languages like Python Perl or similar.
  • Experience working in Agile/Scrum/Kanban or similar development environment as part of a software team
  • The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.



Qualifications We Prefer:

  • Education or on-the-job experience in: Real-Time Operating Systems (RTOS); Kernel or Device Driver development; Software Integration; or similar.
  • Validation and verification of software applications
  • Full software development lifecycle for real-time embedded security-oriented products

Experience/Knowledge of several of the following:

  • Linux/Unix environment
  • Interfacing with FPGAs and ASICs
  • Interfacing with low-level memory drivers
  • Inter-processor communication
  • Interface protocols such as PCIe GPIO I2C and SATA
  • ARM Architecture
  • Secure boot concepts
  • Cryptographic Algorithms
  • Containerization and software hardening techniques
  • Xilinx UltaScale MPSoC Versal or similar Embedded Processors
  • VxWorks Embedded Linux or similar embedded Operating System experience
  • Embedded Software Security
  • Use of software configuration management and bug tracking tools
  • DevSecOps tools Model-based Engineering and Test Driven Development



What We Offer:

  • Our values drive our actions behaviors and performance with a vision for a safer more connected world. At RTX we value: Trust Respect Accountability Collaboration and Innovation.

Learn More & Apply Now!



Please consider the following role type definition as you apply for this role.


Required Experience:

IC


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