Principal Systems Engineer; Modeling, Simulation, and Analysis -

Date Posted:
2026-04-10
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 Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

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 Principal Systems Engineer; Modeling, Simulation, and Analysis - Technical Lead to provide simulated environments for testing missile effectors through 6DOF modeling, scene modeling, and hardware modeling while testing software in simulation capabilities.

As the Principal Systems Engineer; Modeling, Simulation, and Analysis - Technical Lead you will lead a multi-disciplinary team of PG&C and Software (SW) Engineers to deliver software, simulation, and test analysis to the customer. 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 responsible for the budget, schedule, development, execution, and completion of complex program objectives.
• You will develop and use credible simulation models to estimate system and sub-system level performance for a myriad of systems and provide pre and post flight test predictions.
• You will participate in production, engineering, and field-test environments to test, verify, and validate requirements for system performance requirements
• You will collaborate in all development phases from proposals to live-fire testing, making improvements to processes and providing signal processing expertise for BOEs, design reviews, peer reviews, and technical briefings to internal and external customers.
• You will lead, or be able to lead, a technical team, mentor engineers, and/or manage an engineering project.

Qualifications You Must Have

• Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience
• Experience on a missile program
• Experience designing, developing, and validating Simulations to Government standards
• Experience with high level order languages and other languages such as C, C++, and Python in a Linux environment
• Experience with design and analysis for 6DOF simulations
• Experience leading others in technical and/or functional capacities within an engineering environment
• Experience with Design of Experiments and High Processor Computing resources
• Experience with software design requirements through Formal Qualification Testing (FQT)
• Current and active U.S. government issued Secret Security Clearance is required with the ability to obtain 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 107,500 USD - 204,500 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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