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Added 2 mins ago
Senior Systems Engineer, Tech Foundations
Airbnb
United States
The Senior Systems Engineer is a hands-on technical leader who moves fast, builds to last, and uses AI as a force multiplier - not a future initiative. In this role, you will own the…
Added 3 mins ago
KC
Software Engineer (AI/ML) Intern
KLA Corporation
Austin, TX · Milpitas, CA
- $22.1 to $42.5 USD / hour
…and memory chips, specialty semiconductors, wafers, reticles, advanced packaging, process equipment and materials. We also develop technologies for specialty processes, IC substrates, and…
Added 3 mins ago
KC
Computational Physics Algorithm Engineer
KLA Corporation
Milpitas, CA
- $136,300 to $231,700 USD / year
…and memory chips, specialty semiconductors, wafers, reticles, advanced packaging, process equipment and materials. We also develop technologies for specialty processes, IC substrates, and…
Added 3 mins ago
Software Engineering Intern
KLA Corporation
Austin, TX
…and memory chips, specialty semiconductors, wafers, reticles, advanced packaging, process equipment and materials. We also develop technologies for specialty processes, IC substrates, and…
Added 3 mins ago
KC
Software Engineer
KLA Corporation
Milpitas, CA
- $114,800 to $195,200 USD / year
…and memory chips, specialty semiconductors, wafers, reticles, advanced packaging, process equipment and materials. We also develop technologies for specialty processes, IC substrates, and…
Added 11 mins ago
Account Manager
Varonis
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…and classifies critical data, removes exposures, and detects advanced threats with AI-powered…
Added 13 mins ago
MS
Systems Engineer
Mt. San Jacinto College
Temecula, CA
- $6,856.34 to $10,068.77 USD / month
We have an exciting opportunity for a Systems Engineer position located at our campus in Temecula, CA .
Added 13 mins ago
A
Electrical Engineer
Actalent
Weston, FL
- $45 to $81.5 USD / hour
DescriptionAs an Electrical Engineer, you will support the design and development of Robotic Systems. Plans and implements the design, manufacture, installation and/or maintenance of…
Added 13 mins ago
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Embedded Software Engineer
Actalent
Horsham, PA
- $120,000 to $165,000 USD / year
Job Title: Embedded Software EngineerJob DescriptionThis role focuses on designing, developing, and maintaining embedded software for advanced networking and optical products. You will lead…
Added 13 mins ago
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Test Engineer
Actalent
Burnsville, MN
- $38 to $47 USD / hour
Job Title: Test EngineerJob DescriptionThe Test Engineer performs end-to-end test engineering activities across all product test stages, from requirements definition and test planning to…
Added 16 mins ago
Quality Engineer II
Relativity Space
Stennis Space Center, MS
…the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in…
Added 16 mins ago
Software Development Engineer
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The Software Development Engineer designs, develops, and implements digital solutions and systems by applying advanced technical expertise to architect and code software applications,…
Added 17 mins ago
Loads and Dynamics Engineer, Satellites (Starlink)
SpaceX
Redmond, WA
At SpaceX we’re leveraging our experience in building rockets and spacecraft to deploy Starlink, the world’s most advanced broadband internet system. Starlink is the world’s largest…
Added 18 mins ago
VD
Forward Deployed Engineer
Verizon Data Services LLC
Irving, TX · Charlotte, NC · Basking Ridge, NJ
- $101,000 to $194,000 USD / year
A passion for creativity, AI, innovation, process improvement, advanced algorithms, and best-practices of independent software design. A motivated, independent individual who can properly…
Added 21 mins ago
DA
Senior Lead Electrical Engineer, Mission Critical
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Remote, United States
- $160,000 to $230,000 USD / year
…mission-critical solutions across hyperscale data centers, advanced infrastructure, and high-performance building systems. With over four decades of expertise, we partner with some of the…
Added 21 mins ago
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Senior Lead Electrical Engineer, Datacenter
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Remote, United States
- $160,000 to $230,000 USD / year
…mission-critical solutions across hyperscale data centers, advanced infrastructure, and high-performance building systems. With over four decades of expertise, we partner with some of the…
Added 21 mins ago
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Lead Electrical Engineer, Mission Critical
DLB Associates
Remote, United States
- $138,000 to $184,000 USD / year
The Lead Electrical Engineer, Mission Critical will have the opportunity to collaborate with all design staff and oversee full cycle electrical design activities. This person will work as…
Added 21 mins ago
DA
Lead Electrical Engineer, Datacenter
DLB Associates
Remote, United States
- $138,000 to $184,000 USD / year
The Lead Electrical Engineer, Datacenter will have the opportunity to collaborate with all design staff and oversee full cycle electrical design activities. This person will work as part of…
Added 21 mins ago
HFN: Manufacturing Engineer II
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The Manufacturing Engineer will develop and improve a wide range of manufacturing or system processes by understanding required outcomes and applying best practices. This entails working…
Added 25 mins ago
Senior Electrical Engineer
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The Senior Electrical Engineer works as part of a cross-functional engineering team including Electrical, Mechanical, Software, Systems, Manufacturing, Quality, and Service personnel. This…
Added 25 mins ago
Principal Imaging Engineer
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The Principal Imaging Engineer is a senior technical contributor responsible for the development, evaluation, optimization, and support of imaging technologies used in CT scanning systems.…
Added 27 mins ago
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Analyze production issues and implement root-cause fixes, automation, monitoring, and process improvements that increase reliability, reduce manual intervention, and strengthen data quality
Added 28 mins ago
Product Quality & Reliability Engineer IV - (E4)
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As a Product Quality and Reliability Engineer you will part of Semiconductor Products Group (SPG) Quality group supporting Imaging and Process Control (IPC) Business Unit. You will be part…
Added 30 mins ago
GTM Engineer (Professional Services)
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…advisory and execution services spanning enterprise GTM strategy, advanced data architecture, account intelligence, demand generation, and operational enablement. As a GTM Engineer III, you…
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Sr. Database Engineer
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We are seeking an experienced Sr. Database Engineer to design, build, and support the data infrastructure that powers our applications and services. This role bridges traditional…

RTX

Sr. Principal Low Observable Materials Engineer

United States

The salary range for this role is 132,400 USD - 251,600 USD.

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Job details

Pay: The salary range for this role is 132,400 USD - 251,600 USD.
Posting language: English
Posted: Nov 2, 2026

Original job description

Date Posted:

2026-11-02

Country:

United States of America

Location:

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

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:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

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. You will be working on cutting-edge projects, developing next-generation materials, and integrating advanced signature control techniques into our defense systems.

What You Will Do

You will be responsible for 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.
You will be expected to perform material measurements of constitutive and RF attenuation properties and generate predicted material performance using Computational Electromagnetic Codes (CEM) tools.
You will 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 and program reviews
Project management
Mentor early career engineers.
Strong ownership of tasks; ability to function as Materials Lead on Integrated Product Teams

This job is in Tucson, AZ and the position is onsite Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience, or An Advanced Degree in a related field and minimum 7 years experience
Experience in Low Observables or Radar materials
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

Qualifications We Prefer

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: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

Relocation 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.

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 132,400 USD - 251,600 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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Skills

Test materials
Documentation
Leadership
Project management
Collaboration
TMA
Agile
Prioritization
CAD software
Python
C++
The MathWorks MATLAB
Microsoft Access
SAP

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