Senior Principal Software Architect (Onsite)

RTXRichardson, TX
$132,400 - $251,600Onsite

About The Position

Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. We have an opportunity for a Senior Principal Software Architect to join a cohort of 20+ talented software engineers in developing our Very Low Frequency (VLF) solution for the military. The government has requested a need for greater cyber security threat protection, software assurance, improvement in availability and reliability while harnessing the latest technologies for rapid development and deployment.

Requirements

  • Extensive experience with real-time operating systems (RTOS), including development, debugging, and performance optimization of embedded software applications
  • Experience with Model-Based Systems Engineering (MBSE), system decomposition, and interface control across disciplines
  • Experience with software lifecycle processes, configuration control, and change management in high-integrity development environments
  • Active and transferable Secret U.S. government issued security clearance is required prior to start date
  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience

Nice To Haves

  • Experience with multithreading, memory management, and performance optimization in complex environments
  • Experience in secure coding practices
  • Experience with hardware-software integration and hardware-in-the-loop (HIL) testing
  • Experience with development tool sets, including Jira, Git, Visual Studio Code, cmake
  • Experience with Qt framework and development tools to generate C++ and QML code
  • Ability to read electrical schematics and understand system‑level hardware interfaces
  • Expertise in Programmable Logic Controllers (PLCs) that support C++-based application frameworks

Responsibilities

  • Work collaboratively both within the software team, as well as with systems and hardware engineers to design and develop our solution to control and monitor mission critical VLF transmitters
  • Define, evolve, and optimize software and simulation design across mission-critical embedded platforms
  • Serve as technical lead for cross-functional development, driving software solutions to systems and hardware engineers while ensuring development team understands platform and hardware constraints
  • Mentor and guide engineering teams in architectural best practices, modularity, code structure, and performance tradeoffs in real-time systems
  • Identify areas for optimization and collaborate on architecture-level decisions along with other software Subject Matter Experts (SMEs) to meet system constraints
  • Define software requirements and Unified Modeling Language (UML) design diagrams within a Model Based Systems Engineering (MBSE) tool
  • Develop and integrate multi-threaded embedded software using C and C++ within a Real Time Operating System (RTOS)
  • Support integration and verification within our automated test framework (gtest, python, JSON)
  • Enhance simulation elements to reflect new hardware capabilities
  • Drive technical design and software development practices to meet stringent Security Technical Implementation Guides (STIGs)
  • Support document updates to meet customer Contract Data Requirements List (CDRL)
  • Provide insight on future scope, task assignments, and process improvements within our Agile cadence

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
  • Tuition reimbursement program
  • Student Loan Repayment Program
  • Life insurance and disability coverage
  • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
  • Birth, adoption, parental leave benefits
  • Ovia Health, fertility, and family planning
  • Adoption Assistance
  • Autism Benefit
  • Employee Assistance Plan, including up to 10 free counseling sessions
  • Healthy You Incentives, wellness rewards program
  • Doctor on Demand, virtual doctor visits
  • Bright Horizons, child and elder care services
  • Teladoc Medical Experts, second opinion program
  • Eligible for relocation assistance
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