Senior Principal Software Engineer - Advanced System Tools (Onsite)

RTX•Cedar Rapids, IA
•$132,400 - $251,600•Onsite

About The Position

Collins Aerospace is seeking a Senior Principal Software Engineer to help develop the foundation of future airborne software capabilities. The role is within the Advanced Systems Tools department, which develops development kits, virtual rigs, and test rigs that support the development, integration, verification, and configuration of avionics products and platforms. The engineer will lead architecture and development of core software components, libraries, rigs, and tools for scalable, certifiable avionics platforms. The role spans the full software lifecycle and includes collaboration with cross-functional teams to deliver solutions aligned with civil and military certification standards. The work offers opportunities to influence system-level design, advance open architecture initiatives, and contribute to future aerospace technologies. This position is primarily onsite in Cedar Rapids, Iowa. Domestic and international travel may be required at less than 10%. U.S. citizenship is required because only U.S. citizens may access information under the program or contract. No security clearance is required. Relocation is eligible.

Requirements

  • Typically requires a STEM degree and at least 10 years of relevant experience, or an advanced degree in a related field and at least 7 years of experience.
  • Experience designing and developing software architecture, libraries, or platform-level components.
  • Experience leading technical execution of projects, including customer engagement and presentations to senior stakeholders.
  • U.S. citizenship is required.

Nice To Haves

  • Hands-on experience supporting DO-178 software development and certification activities, such as requirements, verification, or certification artifacts.
  • Experience working across cross-functional engineering and program teams to deliver complex, integrated solutions.
  • Experience with C++ and VxWorks.
  • Experience with cloud-based development environments such as AWS.
  • Experience with AI-based tools and development practices.
  • Experience writing high-level and low-level requirements.
  • Experience writing test cases and automated test procedures.
  • Experience with civil certification DO-178 at DAL A.
  • Experience designing and developing avionics tools, aircraft applications, or middleware.
  • Familiarity with revision control concepts and tools such as GIT, Subversion, and JIRA.

Responsibilities

  • Lead the architecture and design of core software components, libraries, and tooling aligned with avionics system requirements.
  • Lead technical direction and execution across development and verification activities for safety-critical software, including work involving DO-178, DO-254, and/or DO-330.
  • Develop and manage software requirements, ensuring proper decomposition and traceability across complex systems of systems.
  • Develop and verify software using modern C++ and object-oriented design principles.
  • Own and produce certification artifacts, including DAL-A deliverables.
  • Lead and support certification efforts, including engagement with customers and regulatory authorities.
  • Conduct and contribute to peer reviews to ensure quality, consistency, and compliance across the lifecycle.
  • Collaborate with engineering, program leadership, and customers to align technical solutions with program objectives.

Benefits

  • Medical, dental, and vision insurance.
  • Three weeks of vacation for newly hired employees.
  • 401(k) plan with employer matching funds and a separate employer retirement contribution, including a Lifetime Income Strategy option.
  • Tuition reimbursement program.
  • Student Loan Repayment Program.
  • Life insurance and disability coverage.
  • Optional pet, home and auto, additional life and accident, critical illness, group legal, and identity theft protection coverage.
  • Birth, adoption, and parental leave benefits.
  • Carrot Health support for hormonal health, fertility, and family building.
  • 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.
  • Relocation eligibility.
  • Potential eligibility for annual short-term and/or long-term incentive compensation programs.
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