RTX Corporation

Senior Software Engineer – Navigation Software (ONSITE)

RTX Corporation
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16 days ago
Melbourne, FL, USASenior
H1B sponsor

Base Salary

$87k - $165k/yr

Responsibilities

  • Design, implement, integrate, and maintain navigation software modules that provide navigation data to the Collins Flight Management System.
  • Develop safety-critical real-time embedded software in Ada, C++, C, and Python.
  • Analyze system and software requirements, including navigation-to-FMS interface control documents.
  • Implement navigation algorithms, data handling, integrity-monitoring logic, sensor fusion, anomaly detection, and autonomous control features.
  • Participate in flight-test operations, laboratory testing, and simulation runs.
  • Support requirements traceability in Jama or DOORS.
  • Conduct unit and integration testing, debugging, peer reviews, design reviews, and code inspections.
  • Support verification and validation activities consistent with DO-178B/C and DAL B objectives.
  • Collaborate with systems, verification, and certification teams.

Requirements

  • A STEM degree and at least five years of relevant experience, or an advanced related degree and at least three years of experience.
  • Real-time embedded software development experience.
  • Proficiency in C++, C, and Python.
  • Experience across multiple phases of the software development lifecycle.
  • Familiarity with Git, Jira, Confluence, Jama, SVN, and CI/CD tools.
  • Preferred experience with DO-178B/C, especially DAL B.
  • Preferred knowledge of avionics navigation and Flight Management System-integrated systems.
  • Preferred experience with interface-control-document-driven development and ARINC 429 or ARINC 664.
  • Experience with Ada and strong communication skills are preferred.

Benefits

  • Medical, dental, and vision insurance.
  • Three weeks of vacation for newly hired employees.
  • 401(k) plan with employer matching, separate employer retirement contributions, and a Lifetime Income Strategy option.
  • Tuition reimbursement and student loan repayment programs.
  • Life insurance, disability coverage, and optional pet, home, auto, accident, critical illness, legal, and identity-theft coverage.
  • Birth, adoption, parental leave, adoption assistance, autism benefits, and family-building support.
  • Employee Assistance Plan, wellness rewards, virtual doctor visits, second-opinion services, and child and elder care services.
  • Onsite work in Melbourne, Florida; the role is primarily performed onsite.
  • The application window is expected to close approximately 40 days after the October 27, 2026 posting date.

Tech Stack

AdaCC++GitPythonSubversion

Categories

RTX Corporation

About RTX Corporation

10,000+ employees

RTX Corporation builds aerospace and defense systems through its Collins Aerospace, Pratt & Whitney, and Raytheon businesses, serving commercial aviation, the U.S. government, and allied militaries. Its products range from aircraft engines and avionics to radars, missiles, and command-and-control software, sold via long-term OEM programs and defense contracts. Formed in 2020 by the Raytheon–United Technologies merger, RTX is headquartered in Arlington, Virginia and trades on the NYSE as RTX.

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