Signature Management (Low Observable) Materials Subject Matter Expert

Date Posted: 2026-02-05

Country: United States of America

Location: US-AZ-TUCSON-827C ~ 1151 E Hermans Rd ~ BLDG 827C (External Site)

Position Role Type: Onsite

Security Clearance 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

About Raytheon

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.

Raytheon is an industry leader in Stealth Technology. We are involved in all phases of development, production, and maintenance of Low Observable (LO) weapon systems. We are currently looking for Stealth / Low Observable / Radar Cross Section (RCS) / Signature Management / Survivability Engineers to work on challenging, state of the art technical projects.

We are seeking a Signature Management (Low Observable) Materials Subject Matter Expert to join the Airframes, Radar Structures, & Advanced Materials team. This design team is committed to excellence supporting our customers and allies worldwide. This will be onsite at our Tucson location.

What You Will Do

• Material and process development, characterization and system level integration in support of all Raytheon product lines and new business
• Material performance predictions and measurement tests of developmental and production systems
• Perform material measurements of constitutive and RF attenuation properties and generate predicted material performance using Computational Electromagnetic Codes (CEM) tools
• Work in integrated product teams to incorporate advanced signature control techniques into deliverable products and aid in the assessment of system performance
• Material formulation and development
• Fabrication process development
• Composites operations support
• Material testing and characterization (RF, mechanical, physical)
• Preparation of engineering documentation
• Customer and supplier interface
• Participation/leadership of program reviews
• Project management
• Mentor early career engineers
• Strong ownership of tasks; ability to function as Materials Lead on Integrated Product Teams

Required Qualifications

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience
• Eight (8) years of Low Observables or Radar materials engineering experience OR Five (5) years with related experience and advance degree
• Experience in any of the following: Material characterization, or performance testing and/or prediction, and/or design experience, material down-select and/or integration on to air vehicle
• Experience with customer and supplier collaboration

Preferred Qualifications

• Master's degree in Science, Technology, Engineering, or Mathematics (STEM)
• High temperature LO materials characterization, testing, and integration
• Experience with intrinsic property analytical techniques for the electromagnetic characterization of material
• Competence in utilizing thermal analysis techniques (DMA, TMA, TGA, DSC) properties
• Agile communicator, with effective interaction style that fosters collaboration with a multi-disciplined team, suppliers, and customers
• Skilled at planning, prioritizing, and executing projects/programs to successful completions
• Proposal Writing and Basis of Estimate (BOE) development experience
• CAD software proficiency and technical programming experience (Python, C++, MATLAB, etc.)
• Experience with Infrared signature analysis and control
• A current active U.S. Government in-scope DoD Top Secret security clearance with the ability to obtain and maintain Special Program Access (SAP)

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
• Medical, dental, vision, life insurance
• Short-term disability and 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
• Annual short-term and/or long-term incentive compensation programs (payments are not guaranteed and dependent upon individual performance, business unit performance, and/or company performance)

Salary Range: $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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Work Arrangement

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. 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.

Additional Information

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.

Equal Opportunity Statement

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.

About RTX

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.