Physics Simulation Python Jobs in Austin, TX (NOW HIRING)

Date Posted:

2026-06-17

Country:

United States of America

Location:

US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required on day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. 

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Processing, Guidance and Controls (PG&C) Center within the Systems Engineering and Test Capabilities Directorate consists of Guidance, Navigation, and Control; Signal Processing; and Modeling and Simulation disciplines for Effectors. 

The PG&C Center is hiring a Sr. Systems Engineer - Performance and Validation Deputy to provide simulated environments for testing of missile effectors through 6DOF modeling, RF scene modeling, performance analysis, and validation activities.

As the Sr. Systems Engineer - Performance and Validation Deputy you will serve as an expert on performance and validation activities tied to a credible simulation of a tactical missile.  This position is an onsite role based in Tucson, AZ.

What You Will Do

• You will act as a recognized Modeling, Simulation and Analysis subject matter expert in regard to complex 6-DOF simulations
• You will work with the customer to ensure the credibility of system performance presentations of the simulation
• You will work with the customer to ensure validation and accreditation of the tactical missile simulation
• You will coordinate with the program’s Test Architect to ensure validation referents to be used towards accreditation of the simulation
• You will manage and track findings from weekly performance sets
• You will coordinate trade study analysis and implementation of findings from trade studies

Qualifications You Must Have

• Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of prior relevant experience
• Experience on a missile program
• Experience designing, developing, and validating Simulations to Government standards
• Experience with object-oriented languages and other languages such as C, C++, and Python in a Linux environment
• Experience with design and analysis for 6DOF simulations
• Experience working with others in technical and/or functional capacities within an engineering environment working on modeling and simulation
• Experience with Design of Experiments and High Processor Computing resources
• Current and active U.S. government issued Secret Security Clearance is required with the ability to obtain special program access after start

Qualifications We Prefer

• An Advanced Degree in Electrical Engineering, Electrical and Computer Engineering, Optical Engineering, Computer Science, Physics, or Mathematics
• Experience using MATLAB and/or Python for evaluation and analysis of data sets
• Experience using HPC Management tools such as SLURM

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

• Relocation Eligible - relocation assistance is available for this position

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role.  Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

• This position requires onsite work in Tucson, AZ: https://careers.rtx.com/global/en/raytheon-tucson,-az-loca

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, 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, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

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 or veteran status, or any other applicable state or federal 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.

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