Systems Engineer I - Guidance, Navigation , and Control

RTX; Tucson (AZ); On-site; USD 57,000 - 109,000; Full time

Benefits offered by this job

Relocation Eligibility

Benefits package

Job summary

RTX in Tucson, AZ, is hiring for a Systems Engineer I – Guidance, Navigation, and Control Engineer to support embedded software development for missile programs. The role requires an active DoD Secret clearance and a bachelor’s degree in STEM, with experience in GNC, signal processing, or modeling/simulation.

The position is onsite in Tucson, with opportunities to contribute to system performance analyses and agile development.

Qualifications

• Bachelor's degree in STEM by start date.
• GNC, signal processing, or modeling/simulation experience.
• MATLAB, Python, or C/C++ in simulation or embedded environments.
• GPS/INS navigation systems knowledge and APNT concepts.

Responsibilities

• Develop, integrate, and test embedded tactical missile flight code.
• Perform system-level performance studies and analyses to inform development and integration of new capabilities or obsolescence addressing.
• Lead backlog planning and metrics in an Agile environment.
• Mentor and train new engineers on the program.

Skills

GNC

Signal Processing

Modeling/Simulation

MATLAB

Python

C

C++

Education

Bachelor’s Degree in Technology, Engineering or Mathematics

Job description

Date Posted:

2026-08-14

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

This requisition is for an RTX intern converting to FT hire upon graduation

At RTX, the world’s largestaerospaceand 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 engineeringexpertiseto meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defendfreedomsand deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Effectors PG&C Center is currently hiring for aSystems Engineer I - Guidance, Navigation, and Control Engineerposition in Tucson, AZ to support execution of the portfolio of current and upcoming missile programs. As aSystems Engineer I - Guidance, Navigation, and Control Engineer, you will play a critical role in helping with the evaluation, design, implementation, and integration of embedded software algorithms. You will collaborate with a team of engineers in an integrated product team that willbe responsible fortactical embedded software, firmware, and integrated flight software 6 Degrees-of-Freedom simulations to achieve overall system performance requirements.

This position is an onsite rolelocatedin 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 existingcapability, or to address obsolescence
• 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:

• 0+ years of experience with a Bachelor’s Degree in Technology, Engineering or Mathematics (STEM) obtained by start date
• GNC, Signal Processing, and/or Modeling / Simulation experience
• Engineering experience in system applications to include at least one of the following:
• Digital and/or modern control systems
• Dynamics
• Kalman filter design
• Monte Carlo analysis
• Development and/or simulation of physical systems
• Signal processing
• Verification and validation
• System-level performance assessments
• GPS/INS navigation systems, sensors, and algorithms
• 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 and/or Signal Processing algorithms within a simulation or physical environment
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer:

• Active and current Secret or above level Security Clearance
• Advanced Degree in Engineering, Science, Physics, Mathematics, or a related STEM degree with or more years of GNC, Signal Processing, and/or Modeling / Simulation experience
• Ability to communicate effectively with internal leadershipregardingmatters of importance
• Ability to balance multiple concurrent priorities with overlapping deadline in an Agile environment
• Experience with and demonstrable achievement in systems engineeringprincipalswith regards to product development
• Prior RTX internship, co-op, or work experience

What We Offer:

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

This position requires ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: Security Clearance FAQs - United States Department of State

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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 57,200 USD - 108,800 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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