Principal Systems Engineer - Signal and Sensor Modeling Engineer

Principal Systems Engineer – Signal & Sensor Modeling Engineer

Location:

Tucson, AZ (US-AZ-TUCSON-9020) – Onsite. U.S. citizenship required; interim Secret U.S. government security clearance required prior to start, with ability to obtain special program access thereafter.

At RTX, the world's largest aerospace and defense company, we unite 185,000 engineers and technologists to solve the world's most complex problems.

• Champion novel solutions for advanced modeling techniques.
• Develop new C++ models in an extensible and maintainable fashion.
• Deploy EO or RF phenomenology and advanced physics principles in software implementations.
• Enable customers’ success through adoption and utilization of modeling solutions.
• Work efficiently inside an established software product across programming languages and build environments.
• Research and develop novel EO or RF modeling solutions.
• Coordinate with multiple development teams to prioritize and solve complex software and physics problems.
• Mentor and share EO or RF expertise with the team.

• Minimum of a Bachelor’s degree in Engineering, Science, Physics, Mathematics, or related STEM field.
• At least 8 years of relevant experience.
• Experience applying object-oriented software design in C++, C, and using MATLAB or Python for data set evaluation.
• Proficiency with UNIX/Linux, Apple OS, or Windows command line environments.
• Background in electro‑optics or radar processing, imaging EO/IR/RF systems, energy transport, radar physics, signal processing, and/or discrimination algorithms.
• Ability to obtain an Interim Secret U.S. government‑issued security clearance prior to start date; U.S. citizenship required.

• Advanced degree in Engineering, Science, Mathematics, or related STEM discipline.
• Experience with OpenGL, CUDA, or other GPU‑accelerated languages/architectures and scene generation/sensor‑modeling technologies.
• Experience in electronic warfare modeling, missile‑related signal‑processing algorithms, signal & image processing, digital communications, estimation theory, AI/ML, and training techniques.
• Experience with real‑time programming, software change‑management tools and processes, build systems (Make/CMake), and large production software environments.
• Experience interfacing with adjacent engineering disciplines (Signal Processing, Systems Engineering, Hardware Engineering).

• Competitive salary range: $107,500 – $204,500 USD.
• Medical, dental, vision, life insurance, short‑term and long‑term disability.
• 401(k) match, flexible spending accounts, flexible work schedules.
• Employee assistance program, Employee Scholar Program, parental leave, paid time off, holidays.
• Annual short‑term and/or long‑term incentive compensation programs.

Relocation assistance available for this position.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other applicable protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.