R&D S&E, Mechanical Engineer, Onsite

About Sandia

About Sandia 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.

We are seeking a R&D S&E, Mechanical Engineering. The Weapon Interface & Controllers Department is seeking an enthusiastic, self-motivated Mechanical Engineer to join our dynamic, high-impact team. In this role, you will play a critical part in the design, troubleshooting, testing, qualification, and evaluation of weapon controller based electronic systems, which are the brains of a nuclear weapon, as well as supporting existing production systems.

This position offers a unique opportunity to contribute to cutting-edge nuclear deterrence programs that demand exceptional performance, reliability, and rigor. The role emphasizes hands-on implementation, system-level integration, and continuous improvement of design and qualification.

As a successful candidate, you will collaborate closely across multidisciplinary teams to deliver robust mechanical design and qualification solutions. You will actively engage in the design and trade space assessment of weapon interface and controller type of products. You will collaborate closely with the Kansas City National Security Campus (KCNSC) Production Agency (PA) to understand and influence functional and interface requirements, design elements, qualification testing, analysis, and production capabilities.

In addition, you will have the opportunity to influence and shape product realization strategy. This position is ideal for someone who values ownership and continuous learning in a challenging and meaningful environment.

Why Join Us

Our team thrives in a positive, inclusive environment where mentors and learners work side by side. We believe the best ideas emerge through collaboration, shared knowledge, and mutual respect, and we actively invest in each others technical growth and career development. By joining Department 5357, you ll be part of a high-performing, mission-driven organization solving complex, meaningful engineering challenges that directly support national security.

Your work will matter, your expertise will be valued, and your contributions will have real impact. If you re seeking a role where your mechanical engineering skills enable cutting-edge systems, where your voice and leadership are encouraged, and where you can grow alongside talented peers, we invite you to apply and build your future with us.

Due to the nature of the work, the selected applicant must be able to work onsite.

$102,400 - $199,700

• 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.

• 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
• Ability to obtain and maintain a DOE Q-level security clearance.

The ideal R&D S&E, Mechanical Engineer candidate 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, thesis, or dissertation).
• Experience with mechanical engineering and product realization in the NNSA complex.
• Strong verbal and written communication skills, ability to work effectively in multidisciplinary teams.

Also, for this posting we are seeking individuals with the following experience:

• Active DOE Q-level security clearance or equivalent.
• Technical background in complex mechanical components, including design and analysis of mechanical piece parts and assemblies.
• Experience working with mechanical environments including thermal, vibration, shock, etc.
• Proficiency in MCAD (CREO Preferred) utilizing PDMLink.
• Geometric dimensioning and…