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7 thermal engineer jobs found in San Diego

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San Diego thermal engineer
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In
Dec 25, 2025
Full time
Senior Mechanical Engineer I
Innoflight San Diego, CA, USA
GROW WITH US AND STAY EXTRAORDINARY: Launch your career to new heights with Innoflight-one of San Diego's fastest-growing Aerospace and Defense innovators. Here, visionary minds engineer the future of space technology through pioneering, compact, and cyber-secure solutions. From software-defined radios to cutting-edge cryptographic systems and avionics, everything we build powers the next era of New Space. Join our small, agile, and mission-driven team where your work has real impact and your growth has no limits. We're not just reaching for the stars-we're engineering them. Let's innovate the infinite, together. A DAY IN THE LIFE: As a Senior Mechanical Engineer I at Innoflight, you will serve as a principal-level contributor providing technical leadership for the design, analysis, and integration of complex mechanical systems for aerospace and spaceflight applications. You will drive system-level solutions across multiple programs, resolve challenging engineering problems,...
ST
Dec 19, 2025
Full time
Principal Engineer, Test Execution
$120,299 - $180,449 yearly
Solar Turbines Incorporated San Diego, CA, USA
Career Area: Engineering Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. The Test Execution Group (TEG) provides engineering support for product development and testing within the New Product Introduction (NPI) organization. The group collaborates with Product Engineering and Packaging teams to deliver high-quality test data, advanced instrumentation, and insightful analysis that drives innovation in engine and component development. What We Do Our team specializes in: Engineering Solutions: Design responsibility...
SP
Dec 12, 2025
Full time
Senior Mechanical Design Engineer
Simplexity Product Development San Diego, CA, USA
Simplifying the Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry of overly-complex design and production, we strive for simplicity, reducing product cost and improving reliability for our clients through our Product Development Process. Why join Simplexity Product Development? If you're an engineer who likes variety in your job, you'll fit right in here. Simplexity works across a breadth of projects - from robotics and IoT to medical devices, consumer wearables, automation and more. You won't be siloed into one tiny piece of the organization; you'll roll up your sleeves and help solve real, difficult problems for demanding clients who expect excellence. Our teams are tight, collaborative, and made up of folks who genuinely want to build something cool and delight our customers. Yet that doesn't mean grinding for 60-hours per week, week-over-week. We believe that...
IP
Dec 05, 2025
Full time
Process Engineer 4
Integrated Polymer Solutions San Diego, CA, USA
MAST Technologies is seeking a highly hands-on Process Engineer 4 to drive operational excellence within our specialized manufacturing facility. This critical role blends core process optimization principles with direct, daily operations support. The Engineer will be responsible for executing, monitoring, and controlling key process variables to ensure repeatable, high-quality production. Success in this position requires being the primary technical resource for troubleshooting floor-level issues and spearheading continuous improvement projects to optimize processes for the highly engineered materials used in our aerospace and defense applications. MAST Technologies is an industry leader in the development and manufacturing of advanced RF, microwave absorbing materials and specialty engineered products serving aerospace, defense, and high-performance industrial markets. Our product portfolio includes high-performance elastomeric components, EMI/RF absorbing materials, thermal...
QE
Dec 03, 2025
Full time
Opto-Mechanical Engineer - 052QE
Quartus Engineering Remote (San Diego, CA, USA)
About Quartus Quartus Engineering Incorporated (www.quartus.com) is a leading provider of engineering services and integrated hardware solutions for a wide range of clients and industries. We employ advanced computer-aided engineering tools in the areas of optics, structural, thermal, and coupled analyses. We couple our engineering analysis capabilities with design, prototype, integration and test capabilities to create solutions for our clients that are of extraordinary value. About Aerospace Sector Quartus is a key contributor to aerospace advancements, specializing in engineering simulation and custom hardware. We've played a vital role in a diverse range of free space, launch and spacecraft projects including the NASA James Webb Space Telescope project for 17 years, covering design, analysis, and testing. Quartus is involved in leading in-space servicing, assembly, and manufacturing (ISAM) systems. Our expertise spans aircraft structural design, analysis, and testing,...
SP
Nov 23, 2025
Full time
Lead/Senior Mechanical Design Engineer
Simplexity Product Development San Diego, CA, USA
Simplifying the Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry of overly-complex design and production, we strive for simplicity, reducing product cost and improving reliability for our clients through our Product Development Process. Why join Simplexity Product Development? If you're an engineer who likes variety in your job, you'll fit right in here. Simplexity works across a breadth of projects - from robotics and IoT to medical devices, consumer wearables, automation and more. You won't be siloed into one tiny piece of the organization; you'll roll up your sleeves and help solve real, difficult problems for demanding clients who expect excellence. Our teams are tight, collaborative, and made up of folks who genuinely want to build something cool and delight our customers. Yet that doesn't mean grinding for 60-hours per week, week-over-week. We believe that...
QE
Nov 12, 2025
Full time
Senior Opto-Mechanical Engineer, Semiconductor - 045QE
$114,609 - $187,270 yearly
Quartus Engineering Remote (San Diego, CA, USA)
About Quartus Quartus Engineering Incorporated (www.quartus.com) is a leading provider of engineering services and integrated hardware solutions for a wide range of clients and industries. We employ advanced computer-aided engineering tools in the areas of optics, structural, thermal, and coupled analyses. We couple our engineering analysis capabilities with design, prototype, integration and test capabilities to create solutions for our clients that are of extraordinary value. What will you do? As an Opto-Mechanical Senior Engineer in our Semiconductor sector, you will design and develop robust mechanics for high performance optical systems in challenging environments. You will work as part of a team of creative cross-disciplinary engineers to meet project and customer requirements and gain exposure to a wide variety of optical systems from non-contact optical metrology to industrial automation and everything in between. At Quartus, you will be involved in the entire project...
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