2026 Full-time - Software Security Engineer 1 - Onsite (AZ) jobs in United States
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RTX · 10 hours ago

2026 Full-time - Software Security Engineer 1 - Onsite (AZ)

RTX is a leading company dedicated to helping the nation and allies defend freedoms. They are seeking a Software Security Engineer to design and develop real-time missile software applications, applying System Security principles in a collaborative Agile environment.

AerospaceManufacturingSecuritySensorTelecommunications
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

As a System Security software engineer, you will be involved with application and embedded software design, development, integration, and testing of real-time missile software
Learn and apply System Security principles to the design and implementation of Missile software applications
Develop software applications using C and C++ languages on a variety of computing platforms
Understand real-time software design and the performance implications associated with specific System Security implementations
Work closely with the Systems Security Engineering team to define and implement requirements
Work in a common development environment to support and facilitate program ability to leverage specific capabilities

Qualification

C / C++System Security principlesLinux/UnixEmbedded SoftwareAgileDevSecOpsFPGAsInter-processor communicationARM ArchitectureSecure boot conceptsCryptographic AlgorithmsEmbedded Operating SystemsConfiguration Management ToolsPython

Required

Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM)
This position requires 12 months or less of relevant professional work experience (excluding Internships)
Experience with C / C++
Ability to obtain Interim Secret U.S. government issued security clearance is required prior to start date

Preferred

Experience/Knowledge of any of the following:
Linux/Unix environment
FPGAs
Inter-processor communication
ARM Architecture
Secure boot concepts
Cryptographic Algorithms or Concepts
Embedded Software and or Hardware
Embedded Operating Systems - VxWorks, Embedded Linux, or similar
Agile and DevSecOps environments
Configuration Management Tools - Git
Python or similar languages

Benefits

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
Holidays

Company

RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.

Funding

Current Stage
Public Company
Total Funding
$3.2M
Key Investors
LIFT Ecosystem Accelerator
2024-02-22Grant· $0.2M
2019-06-09Acquired
2010-01-14Grant· $3M

Leadership Team

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Daniel Conroy
Chief Technology Officer - Digital
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Kevin DaSilva
Corporate Vice President & Treasurer
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Company data provided by crunchbase