Principal Systems Engineer - Missile Navigation

Date Posted : 2025-10-20

Country :

United States of America

Location :

AZ805 : RMS AP Bldg 805 1151 East Hermans Road Building 805, Tucson, AZ, 85756 USA

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 : Secret - Current

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 Systems Effectors : Processing, Guidance & Control Center is responsible for algorithm development including Guidance, Navigation, and Control; radio frequency (RF) and electro-optical / infrared (EO-IR) Signal Processing (SP); and missile- and sensor-level Modeling and Simulation for Raytheon's broad portfolio of projects, programs, and products. In the GNC department, we design, integrate, and optimize effector guidance, tracking, navigation, and estimation algorithms to meet mission objectives. We support new business initiatives and help develop & execute technology roadmaps.

The Effectors PG&C Center is currently hiring for a Principal Systems Engineer - Missile Navigation position in Tucson, AZ to support execution of the portfolio of current and upcoming missile programs. As a Principal Systems Engineer - Missile Navigation , you will play a critical role in helping with the evaluation, design, implementation, and integration of embedded navigation systems. You will collaborate with a team of engineers in an integrated product team and will be responsible for tactical navigator algorithms, integration, and performance as part an overall system meeting performance requirements.

This position is an onsite role located in Tucson, AZ.

What You Will Do

Development, integration, and testing of embedded tactical missile flight code

Definition and execution of system level performance studies and analyses to inform the development and integration of new capabilities, refinement of existing capabilities, or to address obsolescence in navigation subsystems

Work within an agile framework to lead development of backlogs, plans, and metrics

Provide experience and guidance to help the program train new engineers and execute efficiently and effectively

Support missile performance analysis including model development, system optimization, and Monte Carlo assessments with expected system disturbances.

Qualifications You Must Have

Typically requires a Bachelor’s degree in Engineering, Science, Physics, Mathematics, or a related STEM degree and a minimum of 8 years prior relevant experience

Engineering experience in missile system applications to include at least two of the following :

Dynamics

Kalman filter design

Development and / or simulation of physical systems

GPS / INS navigation systems, sensors, and algorithms

M-Code GPS Receiver performance and integration

Assured Positioning, Navigation, and Timing (APNT) systems, sensors, and algorithms for navigation in GPS-degraded environments

Experience with MATLAB, Python, C, C++, and / or Object-Oriented design

Experience with GNC algorithms within a simulation or physical environment

Active and transferable Secret U.S. government issued Security Clearance is required prior to start date with the ability to obtain special program access after start

Qualifications We Prefer

Advanced Degree in Engineering, Science, Physics, Mathematics, or a related STEM degree

5 or more years of experience in navigation system design or navigation modeling / simulation

Ability to communicate effectively with internal leadership regarding matters of importance

Ability to balance multiple concurrent priorities with overlapping deadline in an Agile environment

Subject Matter Expert in at least one of the following areas : GPS / INS navigation, GPS Receivers, IMUs, APNT sensors or algorithms

Experience with and demonstrable achievement in systems engineering principals with regards to product development

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 : ,-az-location

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 101,000 USD - 203,000 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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