2026 Software Developer Engineer I - Onsite at RTX · US-AZ-TUC…

Summary: RTX is a company dedicated to helping the nation and allies defend freedoms and deter aggression through innovative engineering solutions. They are seeking a Software Developer Engineer I to join an agile development team, focusing on designing, developing, and testing software features for high-fidelity simulations that support the Department of Defense. Responsibilities: - Actively participate as a member of an agile development team - Design, Develop, Review and Test new software features in an all-digital distributed simulation environment - Implement APIs and integration external high-fidelity digital simulation software into Raytheon’s Air Dominance Testbed and Air Combat Evaluation Model® - Provide direct Warfighter support by developing software used to inform operator tactics and procedures - Work with Subject Matter Experts to verify and validate digital simulation performance - Work cross-domain to develop medium-fidelity physics models of conceptual missile systems Required Qualifications: - Bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) field (including computer science) - Experience with at least one object oriented programming language (Python, C++, Java, C#, etc) Preferred Qualifications: - Specific majors: Computer Science, Computer/Electrical Engineering, Software Engineering, Mechanical Engineering, Aerospace Engineering - Cumulative GPA ≥ 3.0 - Coursework, internship, projects or work experience in the following areas: Simulation modeling, development, and/or analysis of physical systems - Agile development methodologies - Probability and statistics - Software development processes and object-oriented design using and/or Python in either Unix or Linux computing environments - Software Configuration Management tools and processes (git, subversion, mercurial) - Computation on high-performance computing (HPC) grids/clusters, SLURM - Distributed simulation communication standards (DIS, TENA, HLA) - DevOps tools, processes, and methods - Demonstrated ability in the following areas: Excellent communication skills and ability to effectively collaborate with peers, customers, management, and functional partners (IT, Cyber Security, Security) - Creation and presentation of effective technical reports in PowerPoint and Document form - Prior experience with classified material - Active and transferable U.S. government issued SECRET or TOP SECRET security clearance Required Skills: Object-oriented programming, Python, C++, Java, C#, Simulation modeling, Agile development methodologies, Probability, statistics, Software development processes, Unix, Linux, Software Configuration Management, Git, Subversion, Mercurial, High-performance computing, SLURM, Distributed simulation communication standards, DIS, TENA, HLA, DevOps, Security clearance - DoD Secret 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