Principal Hardware in the Loop Electrical Engineer

Date Posted:

2026-07-27



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:

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

At RTX, the world 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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Hardware in the Loop (HWIL) Department in Tucson, AZ is a multi-discipline organization responsible for designing, building and integrating state of the art testing environments (flight simulators for missiles), as the last step before flight test.  On our team, you will work with weapon system designers to understand requirements, design solutions, integrate, and deploy the systems to help support tactical software development, testing, and delivery for missiles to the warfighter.

This position is within the Effectors Center of the HWIL organization, and is an onsite role located in Tucson, AZ

What You Will Do              

• You will be a member of multidiscipline engineering teams performing design, development, and integration of missile flight simulation systems.

• Typical work involves the development of both engineering and production test systems, test interface adapters, cabling, technical drawing creation, schematic creation, circuit design and analysis.

• You will contribute to the completion of all stages of product development (CCA through systems level), and will be responsible for performing technical, cost and schedule management of their assigned projects.

• You will be expected to act, either as a part of the team or independently, to uncover and resolve issues associated with the development and implementation of test products. 

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.

• Professional electrical engineering design experience to include electronic design, troubleshooting, analysis, and test environments from the circuit card level up to a full system.

• Previous work experience with used electrical engineering design and analysis tools such as: Altium, DX Designer, Mentor Capital, Creo Schematic, Xilinx Vivado, or equivalent

• Advanced experience with test equipment, such as: Oscilloscopes, DMMs, Network Analyzers, Power Meters, etc.

• Advanced experience using schematic capture tools and interpreting schematics

• The ability to obtain and maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.  Due to the nature of our business, remote work is not possible.

Qualifications We Prefer 

• Bid and proposal experience

• A working knowledge of computer architecture and computer hardware optimization techniques

• Experience with developing and implementing programming languages

• Experience utilizing integrated development environments and debugging tools to troubleshoot software

• Ability and willingness to utilize existing designs as a starting point to interface with new units under test (UUTs) and UUT configurations when necessary

• Experience with troubleshooting and root-cause analysis

• Practical knowledge of project management

• Practical to substantial knowledge of RTX projects, programs or systems with the ability to make enhancements and leverage in daily work.

• Willing to perform up to 20% business travel

• Experience with Architecture design

• Leading large multi-disciplinary teams to include tasking responsibility

• Budget responsibility

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 Offered Based On Eligibility

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.

Location Information: This position is onsite at our campus in beautiful Tucson, AZ. Tucson has a friendly, caring, and laid-back atmosphere, combined with the innovation and energy of a metropolitan region, and recognized as one of America’s 10 Best Small Cities. Surrounded by beautiful mountains, colorful Sonoran Desert landscape and majestic saguaro cacti, Tucson is blessed with some of nature’s best work. Tucson is known for its bright blue skies, and with more than 310 sunny days per year, Tucson’s fantastic weather lets residents enjoy the outdoors year-round.

Virtual Fly Over City of Tucson & Community, YouTube Video Links

• “Raytheon In Tucson”: https://careers.rtx.com/global/en/raytheon-tucson,-az-location

• “Tucson is Awesome”: https://www.youtube.com/watch?v=i65wOwKcNIQ

• “Winter in Tucson”: https://www.youtube.com/watch?v=yZdKKkF0QkE

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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