RTX · 1 day ago
Principal Software Security Engineer - S3E
US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site)
Full-time
Onsite
Senior Level, Lead/Staff
$108K/yr - $204K/yr
8+ years expRTX is a company dedicated to helping the nation and allies defend freedoms and deter aggression through advanced engineering. They are seeking a Principal Software Security Engineer to provide world-class security software for missile systems, focusing on real-time software design and system security implementations.
AerospaceManufacturingSecuritySensorTelecommunications
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Understand real-time software design and the performance implications associated with specific System Security implementations
Involve with application and embedded software design, development, integration, and testing of real-time missile software
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
Able to understand how position's efforts affect the 'big picture' of the missile system and be able to develop or review detail solutions at the source code level
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
Interface with customer community to review technical design and support verification of system maturity
Qualification
Required
Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) AND a minimum of 8 years of relevant software experience
Experience with C / C++
Experience with Xilinx UltaScale+ MPSoC, Versal, or similar Embedded Processors
Experience with embedded OS like VxWorks, Embedded Linux, or similar
Embedded Software Security experience
Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Preferred
Experience with validation and verification of software applications
Experience/Knowledge of any of the following: Linux/Unix environment
Interfacing with FPGAs
Interfacing with low-level memory drivers
Inter-processor communication
ARM Architecture
Secure boot concepts
Cryptographic Algorithms
Experience designing, implementing, testing, or fielding real-time security-oriented solutions on Department of Defense (DoD) programs (embedded experience highly preferred)
Experience using security-relevant tools and devices for security auditing, network security, host/server security, communication security, or policy management
Experience in Agile and DevSecOps environments
Experience in an Agile/Scrum/Kanban frameworks and development environments
Experience using software configuration management and bug tracking tools
Experience with Python / Perl
Knowledge of modern computer architectures and hardware technologies including: PCIe, GPIO, I2C, SATA
Field Programmable Gate Arrays (FPGAs)
Application-Specific Integrated Circuits (ASICs)
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
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.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$3.2MKey Investors
LIFT Ecosystem Accelerator
2024-02-22Grant· $0.2M
2019-06-09Acquired
2010-01-14Grant· $3M
Leadership Team
Daniel Conroy
Chief Technology Officer - Digital
Kevin DaSilva
Corporate Vice President & Treasurer
Recent News
bloomberglaw.com
2026-01-22
Business Insider
2026-01-09
Company data provided by crunchbase