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Cleared Composite Design and Test Engineer - Weapon Subsystems, Onsite
Remote / Online - Candidates ideally in
Livermore, Alameda County, California, 94551, USA
Listed on 2026-06-15
Livermore, Alameda County, California, 94551, USA
Listing for:
Sandia National Laboratories
Full Time, Part Time, Remote/Work from Home
position Listed on 2026-06-15
Job specializations:
-
Engineering
Mechanical Engineer, Manufacturing Engineer, Materials Engineer, Aerospace / Aviation / Avionics
Job Description & How to Apply Below
Sandia National Laboratories is the nation's premier science and engineering lab for national security and technology innovation, with teams of specialists focused on cutting-edge work in a broad array of areas. Some of the main reasons we love our jobs:
+ Challenging work with amazing impact that contributes to security, peace, and freedom worldwide
+ Extraordinary co-workers
+ Some of the best tools, equipment, and research facilities in the world
+ Career advancement and enrichment opportunities
+ Flexible work arrangements for many positions include 9/80 (work 80 hours every two weeks, with every other Friday off) and 4/10 (work 4 ten-hour days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home)
+ Generous vacation, strong medical and other benefits, competitive 401k, learning opportunities, relocation assistance and amenities aimed at creating a solid work/life balance
* World-changing technologies. Life-changing careers. Learn more about Sandia at: http://(Use the "Apply for this Job" box below)..gov
* These benefits vary by job classification.
What Your Job Will Be Like:
We are seeking a motivated Composite Design Engineer (R&D S&E, Mechanical Engineer) to join our Weapons Subsystems 3 team. In this role, you will apply your knowledge of composite materials and aerospace design principles to develop, analyze, and optimize composite structures for a variety of national security and energy applications. This is an excellent opportunity for recent graduates or early-career engineers looking to expand their skills in a dynamic, multidisciplinary environment.
We are looking for an engineer to:
+ Support development of composite layups, material selection, and manufacturing process integration.
+ Collaborate with cross-functional teams including materials scientists, manufacturing engineers, and test engineers.
+ Participate in prototype fabrication, testing, and data analysis to validate design concepts.
+ Assist in the design and analysis of composite structures using CAD and FEA tools.
+ Contribute to documentation, technical reports, and presentations for internal and external stakeholders.
+ Stay current with industry trends and emerging technologies in composite materials and aerospace design.
+ Maintain lab operations and capabilities including safety documentation and worker qualifications.
Work Location:
Due to the nature of the work, the selected applicant must be able to work onsite full time in California.
Travel:
This position requires occasional travel to Albuquerque, NM, and Kansas City, MO, but the travel will be less than 25% of the time.
Applicants on this requisition may be interviewed by multiple organizations at Sandia National Laboratories.
Salary Range:
$121,900 - $237,800
* Salary range is estimated, and actual salary will be determined after consideration of the selected candidate's experience and qualifications, and application of any approved geographic salary differential.
Qualifications We Require:
+ A Bachelor's degree in a relevant discipline, or an equivalent combination of directly relevant education and engineering or scientific experience that demonstrates the knowledge, skills, and ability to perform independent research and development.
+ Active DOE Q Clearance with the ability to obtain and maintain Sigma 14/15.
Qualifications We Desire:
The ideal R&D S&E Mechanical Engineer candidate for Sandia National Laboratories will in addition possess the following:
+ Graduate degree in Mechanical Engineering or a highly related field where an independent research project was a graduation requirement (e.g., independent project, MS thesis, or PhD dissertation).
+
Experience with mechanical engineering and product realization in the NNSA complex.
+ Strong verbal and written communication skills, ability to work effectively on multidisciplinary teams.
Also, for this posting we are seeking individuals with the following experience:
+ Coursework or experience in composite materials, structural analysis, and design principles.
+ Hands-on familiarity with various manufacturing processes for composites (e.g., prepreg layup, resin transfer molding, autoclave programming, etc)
+
Experience with composite materials testing and characterization methods
+ Experience assessing integrity and durability of advanced composite materials and structurally bonded interfaces
+ Familiarity with CAD software (e.g., Creo, Fibersim, Solid Works, CATIA) and finite element analysis tools (e.g., ANSYS, Abaqus)
+ Understanding of aerospace industry standards and certification processes
+
Experience with controls and robotics, including integration or programming related to automated manufacturing or testing systems
+ Collect, process, and analyze experimental data
+ Manage product qualification and fabrication workflows, from test scoping through prototyping, test execution and documentation
+ Convey technical findings clearly and effectively to diverse stakeholders
About Our Team:
The Weapons Subsystems 3…
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