RTX · 1 hour ago
Principal Software Engineer - Core Systems & Libraries (ONSITE)
US-IA-CEDAR RAPIDS-121 ~ 350 Collins Rd NE ~ BLDG 121
Full-time
Onsite
Senior Level, Lead/Staff
$108K/yr - $204K/yr
5+ years expRTX is a leading company in the aerospace industry, and they are seeking a highly experienced Principal Software Engineer to join their Core Systems and Libraries team. The role involves architecture, design, implementation, verification, and integration of next-generation software products for avionics, utilizing open architecture design concepts and civil certification.
AerospaceManufacturingSecuritySensorTelecommunications
No H1B
U.S. Citizen Only
Responsibilities
Defining architecture for software components, applications, libraries, and tooling to avionic system’s requirements
Recommend and lead functional strategies to advance the software discipline and products
Understand product certification requirements and establish DO-178 planning documents for development projects
Requirements capture, decomposition, and traceability
Software component design and/or verification
C++ Object Oriented Development
Creation of DO-178 DAL-A certification artifacts for avionics software products
Conduct and/or participate in peer reviews throughout product lifecycle
Lead teams through certification reviews with customers and/or authorities
Communicate with a wide variety of individuals including Engineering, Program Management, internal leadership and customers
Qualification
Required
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract
Experience with I/O Architecture, Libraries, and Tooling in an aerospace context
Experience leading technical projects including customer interaction and briefing leadership
Experience with DO-178 certification activities for software developments
Experience with interfacing with the wide spectrum of individual contributors to program management and customers
Willingness to travel (domestic and international <10%)
Preferred
Experience with C++ and VxWorks
Experience writing High-Level and Low-Level Requirements
Experience writing Test Cases and Automated Test Procedures
Experience with Civil Certification DO-178 – DAL A preferred
Experience with design and development of Flight Management Systems, Software, Aircraft Applications or Middleware
Familiar with revision control concepts and tools (e.g. GIT, Subversion, JIRA)
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
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
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