Senior Principal GPS Subsystem Engineer

Date Posted:

2026-06-18

Country:

United States of America

Location:

US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02

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:

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

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. 

RTX is seeking an experienced GPS Guidance Electronics Subsystem Engineer to join the Guidance Electronics Team supporting advanced missile systems. This role is responsible for the development, integration, analysis, and validation of GPS-based navigation solutions used in mission-critical defense applications.
 

The selected engineer will work across the full product lifecycle, partnering with systems engineers, suppliers, and cross-functional engineering teams to develop and deliver advanced guidance electronics hardware. This position requires expertise in GPS technologies, RF electronics, navigation systems, subsystem architecture, requirements development, integration, testing, and troubleshooting.

What You Will Learn

• GPS Navigation Systems

• Inertial Measurement Units (IMUs)

• Guidance Electronics

• RF and Radar Systems

• Systems Engineering

• Hardware Integration & Test

• Modeling & Simulation

• Kalman Filtering

• Hardware Architecture Development

• Missile Guidance Systems

What You Will Do

• Develop GPS and navigation subsystem architectures for advanced missile systems.

• Define and decompose subsystem requirements into hardware and component-level requirements.

• Perform system analysis, modeling, simulation, integration, and validation activities.

• Develop test plans, verification strategies, and qualification methodologies.

• Conduct root cause analysis and failure investigations.

• Support hardware integration, Hardware-in-the-Loop (HIL) testing, environmental testing, and system validation.

• Interface directly with GPS, IMU, and navigation component suppliers to ensure technical and programmatic compliance.

• Participate in design reviews and provide technical leadership across engineering teams.

• Collaborate with systems engineering, program management, customers, and government stakeholders.

• Support multiple programs and product lines as required.

• Mentor junior engineers and contribute to technical development within the organization.

Qualifications You Must Have

• Typically requires a Bachelors degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience

• Minimum 10 years of engineering experience.

• Experience developing electrical hardware systems and subsystems.

• Experience with systems engineering, requirements development, requirements verification, and validation.

• Experience designing and developing RF-based electrical subsystems.

Qualifications We Prefer

• Experience with GPS and IMU navigation systems.

• Knowledge of integrated navigation solutions utilizing Kalman filtering techniques.

• Experience with military GPS technologies, including M-Code.

• Familiarity with MATLAB modeling and scripting.