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RTX
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October 23, 2026
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Embedded Software Security Engineer I

El Segundo, CA
Full-time
Onsite
$63K/yr - $120K/yr
Entry Level
RTX is hiring an Embedded Software Security Engineer I to develop and support security software for deployed sensor systems. The role focuses on embedded real-time software design, development, integration, testing, and assurance, in collaboration with cross-functional engineering teams.
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Responsibilities

  • 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

Qualification

Required

  • Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited institution
  • Experience developing, and testing or debugging software using C, C++, or similar object-oriented programming language AND experience with scripting languages like Python and Perl
  • Strong Object-Oriented Design knowledge
  • Active and Existing Secret level security clearance required
  • Education or on-the-job experience in one or more of the following:
  • Real-Time Operating Systems (RTOS)
  • Kernel or Device Driver development
  • Software Integration
  • Hands-on troubleshooting and problem-solving experience
  • Experience developing software in a team-based development environment with strong teamwork and communication skills
  • This position requires the eligibility to obtain a security clearance. U.S. Citizenship is required as only U.S. citizens are eligible for a security clearance

Preferred

  • Knowledge of Software Development Processes and experience participating in all phases of the Software Development Life Cycle (SDLC), including requirements, design, implementation, and testing
  • Experience developing real time software on Arduino, Raspberry Pi, or other embedded processor
  • Hardware / software integration experience
  • Familiarity with interface protocols, such as PCIe, GPIO, I2C, and SATA
  • Cryptographic algorithms experience
  • Experience developing embedded software utilizing ADA, Rust or similar secure programming languages
  • Modeling and Simulation knowledge, including experience with MATLAB
  • Cyber security experience with security-relevant tools and devices for vulnerability scanning, security auditing, network security, host/server security, communication security, or policy management
  • Experience with product development utilizing the Scrum techniques of the Agile software development process
  • Experience with DevSecOps pipeline implementation and use, including Static Code Analysis, Automated Build, and Automated Test techniques using continuous integration/continuous delivery with Test-Driven Development approach
  • Familiarity with containerization technologies and software hardening techniques
  • Familiarity with a breadth of software tools, such as Git, GitLab, CMake, Eclipse, Docker, Kubernetes, Jenkins, Bitbucket, Google Test, Qt, etc

Benefits

  • Hired applicants may be eligible for medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
  • Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.
RTX operates as an aerospace and defense company as it solves the hardest problems in aerospace and defense.
Glassdoor
3.7
Founded in 2020
Arlington, Virginia, USA
10001+ employees
http://rtx.com/
RTX operates as an aerospace and defense company as it solves the hardest problems in aerospace and defense.
Glassdoor
3.7
Founded in 2020
Arlington, Virginia, USA
10001+ employees
http://rtx.com/