Senior Principal Embedded Software Security Engineer (DoD)

RTX; Austin (TX); On-site; USD 132,000 - 252,000; Full time

Benefits offered by this job

Medical, Dental, Vision

401(k) match

Flexible work schedules

Job summary

RTX in Tucson, AZ is looking for a Senior Software Security Engineer to design and implement real-time missile software with a focus on secure software architectures. You will work in a collaborative, security‑driven environment on embedded C/C++ across multiple platforms.

Applicants should have DoD security experience and be able to obtain an Interim Secret clearance. This onsite role offers comprehensive benefits and a clear path to impact mission-critical systems.

Qualifications

• Bachelor’s in STEM with a minimum of 10 years of software experience.
• Experience with C / C++ and embedded software across real‑time platforms.
• Experience with DoD security requirements and ability to obtain Interim Secret clearance.

Responsibilities

• Understand real-time software design and performance implications for System Security.
• Design, develop, integrate, and test real-time missile software.
• Apply security principles to missile software applications.
• Develop software in C and C++ on multiple computing platforms.
• Collaborate with Systems Security Engineering to define and implement requirements.
• Review source code and translate requirements into concrete solutions.
• Interface with customers to review technical designs and verify system maturity.

Skills

C / C++

Embedded Systems

Security Engineering

VxWorks

Embedded Linux

Python / Perl

Agile / DevSecOps

DoD / security clearance

FPGA / SoC awareness

Education

Bachelor’s in STEM

Tools

Xilinx MPSoC / Versal

Linux

GIT / CM tools

Job description

RTX in Tucson, AZ is looking for a Senior Software Security Engineer to design and implement real-time missile software with a focus on secure software architectures. You will work in a collaborative, security‑driven environment on embedded C/C++ across multiple platforms.

Applicants should have DoD security experience and be able to obtain an Interim Secret clearance. This onsite role offers comprehensive benefits and a clear path to impact mission-critical systems.