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5 design engineer iii jobs found

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design engineer iii $200,000 and up
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Xe
Apr 16, 2026
Full time
Lead, Mechanical Engineering (Reactor Pressure Vessel)
$127,500 - $212,500 yearly
X-energy LLC Rockville, MD
X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us. Job Description X-energy is seeking an experienced Design Lead for our Reactor Pressure Vessel (RPV) team to lead the design, analysis, and qualification of pressure boundary components for our Xe-100 small modular reactor. This role will be responsible for ensuring RPV designs meet all regulatory, safety, and performance requirements while leading a team of engineers through the design and licensing process. This position provides management support and technical leadership to the group performing a subdiscipline of mechanical...
TS
Feb 21, 2026
Full time
Senior Thermal Engineer
$150,000 - $200,000 yearly
Turion Space Irvine, CA
At Turion Space, we're building spacecraft to secure Earth and expand humanity's reach beyond it. We are seeking a Senior Thermal Engineer to lead the design, analyze, test, and implementation of satellite systems. You will work closely with the Turion Space team across software and hardware systems to maximize satellite capabilities. Your creativity, experience, and ambition will directly impact the architecture of the vehicle's systems as the missions increase in complexity. This is a full-time , exempt position based on-site at our Irvine, California headquarters. Key Responsibilities Lead thermal design of hardware, from initial high-level layout and analysis down to validation of performance with ground tests Consult with other disciplines as a Subject Matter Expert (SME) in Thermal Analysis Provide ongoing mentorship to junior engineers Automate workflow to reduce engineering investment in the design cycle Build and control system-level thermal models...
Ax
Mar 26, 2026
Full time
Sr Mechanical Design Engineer II
$142,313 - $227,700 yearly
Axon San Francisco, CA
Join Axon and be a Force for Good. At Axon, we're on a mission to Protect Life. We're explorers, pursuing society's most critical safety and justice issues with our ecosystem of devices and cloud software. Like our products, we work better together. We connect with candor and care, seeking out diverse perspectives from our customers, communities and each other. Life at Axon is fast-paced, challenging and meaningful. Here, you'll take ownership and drive real change. Constantly grow as you work hard for a mission that matters at a company where you matter. Your Impact Axon is committed to improving public safety by developing cutting-edge, innovative technologies. Known for developing the original TASER energy weapon, the Axon engineering team is tasked with continual excellence to keep the organization at the forefront of the market. Mechanical Design Engineers at Axon have full design ownership over next generation life-saving technology from conceptualization through...
LA
Apr 26, 2026
Full time
R&D Mechanical/Structural Analyst (R&D Engineer 3/4)
$128,000 - $215,900 yearly
Los Alamos National Laboratory Los Alamos, NM
Description Job Title R&D Mechanical/Structural Analyst (R&D Engineer 3/4) Location Los Alamos, NM, US Organization Name J-2Dynamic Structure Design and Engineering Minimum Salary Maximum Salary What You Will Do The Dynamic Structure, Design, & Engineering (J-2) Group is a core component of Los Alamos National Laboratory's Integrated Weapons Experiments (J) Division. The J-2 Analysis Team's mission is to provide high-fidelity engineering analyses for the design, evaluation, and certification of shock and fragment-loaded systems and structures that are critical to the nation's Stockpile Stewardship and Modernization efforts. R&D Engineer 3 ($128,000 - $215,900) In this role, the selected candidate will be a technical resource who translates complex physics-based phenomena into robust, code-compliant engineering solutions. Leveraging state-of-the-art finite element (FEM) tools, advanced fatigue and fracture mechanics methodologies, and rigorous...
HI
Apr 08, 2026
Full time
Mechanical Engineer - Multiple Levels (Engineer Mechanical) - 27766
$84,285 - $224,000 yearly
Huntington Ingalls Industries Alexandria, VA
Requisition Number: 27766 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $84,285.00 - $224,000.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS) , a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is...
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