UNKNOWN

FEED

YEAR

What we're looking for: 5+ years of mechanical product design experience using a solid-body CAD platform (Fusion 360, SOLIDWORKS, Inventor, or similar). In this role, you'll design rugged enclosures and thermal management systems for embedded products, owning designs from concept through production.

Sentient Industries

Mechanical Engineer

Workable

Our client is looking for a Senior Thermal Control Systems Engineer , reporting to the Manager, Thermal Control Systems to support the development of the systems that will be required for the design and build of artificial-gravity human-rated space stations. Highly self-motivated with strong organizational and written/oral communication skills – able to prioritize and execute tasks in a high-pressure environment with the ongoing drive for continuous improvement in all aspects of work.

Galaxy Technology Hires LLC

Senior Thermal Control Systems Engineer

Crelate

You will own the thermal architecture of these across products spanning air vehicles (fixed wing & rotorcraft), maritime and ground systems, and wearables/body-worn devices, and you will bring an in-depth understanding of heat transfer and fluid dynamics to bear on hardware that must survive real operational environments. Define thermal architecture and heat-rejection paths-conduction, natural and forced convection, cold plates, heat sinks, heat pipes, thermal interface materials, and coatings-to keep components within junction and touch-temperature limits across demanding environments.

ANDURIL INDUSTRIES

Senior Thermal Engineer, Mission Electronics

ea_via_bold

This role supports the Ember Cube development team on next-generation product platforms, working from concept through production release, and also provides ongoing engineering support for products already in production and in the field. · Provide sustaining engineering support for products currently in production and in the field, including thermal performance investigations, design changes, engineering change orders, and root cause investigation.

Ember Life Sciences

Senior Thermal Engineer

Mechanical Engineer - Engine Systems Mobility Customer Services Job ID 517230 Posted since 19-Aug-2026 Organization Mobility Field of work Research & Development Company Siemens Mobility, Inc Experience level Mid-level Professional Job type Full-time Work mode Hybrid (Remote/Office) Employment type Permanent Location(s) Chicago - Illinois - United States of America Philadelphia - Pennsylvania - United States of America Sacramento - California - United States of America Pioneering in America, from the first mile to the last. Job ID 517230 Posted since 19-Aug-2026 Organization Mobility Field of work Research & Development Company Siemens Mobility, Inc Experience level Mid-level Professional Job type Full-time Work mode Hybrid (Remote/Office) Employment type Permanent Location(s) Chicago - Illinois - United States of America Philadelphia - Pennsylvania - United States of America Sacramento - California - United States of America Pioneering in America, from the first mile to the last.

Siemens AG

Sr. Mechanical Engineer - Engine Systems Mobility Customer Services

Design and requisition mechanical machinery and components using CAD (SolidWorks preferred), ensuring design specifications are met, and manage design files, revisions, and workflows within a Product Data Management (PDM) system. 8+ years designing, building, and commissioning custom capital equipment in advanced materials, semiconductor packaging, battery, display, web converting, or other environments where the fidelity of a chemical or materials process must be preserved by the equipment design.

Boston Materials, Inc

Principal Mechanical Engineer, Process Equipment

You'll leverage advanced tools and methodologies to ensure efficiency, sustainability, and cost-effectiveness while collaborating with multidisciplinary teams to create engineering solutions that make a lasting impact. As a Mechanical Engineer at Nexis Builds, you will play a crucial role in designing, developing, and optimizing mechanical systems that drive the success of our infrastructure and industrial projects.

Nexis Builds

Designs structural components, electro-mechanical design, payload mechanical design, ground equipment mechanical design, launching systems, flight control actuators integration, thermal analysis, prototype hardware development, tooling & fixtures design. Experience in designing the following types of parts: machined parts, simple composite parts, plastic injection molded parts, sheet metal parts, wire assemblies, mechanical assemblies.

Who We Are
Based in California, AeroVironment (AVAV) is a global leader in unmanned aircraft systems (UAS) and tactical missile systems. Founded in 1971 by celebrated physicist and engineer, Dr. Paul MacCready, we&rsquo;ve been at the leading edge of technical innovation for more than 45 years. Be a part of the team that developed the world&rsquo;s most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution&rsquo;s permanent collection in Washington, DC.
Join us today in developing the next generation of small UAS and tactical missile systems that will deliver more actionable intelligence to our customers so they can proceed with certainty &ndash; and succeed.
We offer our employees&nbsp;full medical, dental, vision benefits all&nbsp;beginning&nbsp;day 1 of employment.&nbsp; &nbsp;For more details visit: <a href="http://www.myavbenefits.com">www.myavbenefits.com</a> Paid time&nbsp;off:&nbsp;&nbsp;2 weeks vacation, plus paid company holiday shut down Dec. 25 - Jan 1. 9/80 work schedule: every other Friday off! A fun and collaborative work environment encouraging personal growth and creative innovation;&nbsp;AV is a tech start-up with stability.

AeroVironment Inc

Mechanical Engineer I

Prototype and build: use shop tools (mills, lathes, 3D printers, welders) to create test fixtures and "Rev A" parts for immediate vehicle testing. From motor mounts and battery enclosures to thermal management and chassis integration, you will take parts from a blank CAD screen to a physical, bolted-on reality.

Elkington Electric LLC

Experienced Mechanical Engineer

IRecruitee

This position will work closely with electrical engineering, manufacturing, suppliers, and other members of the engineering team to develop and release mechanical designs for power-quality and power-distribution products. Powervar is seeking a Mechanical Engineer for a 6-month contract assignment supporting new product development and ongoing engineering projects at our Waukegan, Illinois facility.

HOUR

eCom Solutions Inc

jobdiva

The Staff Mechanical Engineer will produce 3D models, drawings, and engineering documentation; perform structural and thermal analyses; and collaborate closely with internal teams, suppliers, and manufacturing to ensure successful execution of design intent. Empirical Systems Aerospace, Inc (ESAero) is a leader in aerospace engineering, product development, and manufacturing, dedicated to delivering high-quality, innovative, and cost-effective solutions to the industry.

Empirical Systems Aerospace, Inc.

Staff Mechanical Engineer

This is a senior individual-contributor role: you'll drive design decisions independently, lead thermal and structural analysis efforts, and mentor junior engineers, while working closely with electrical, controls, and manufacturing teams to ship real hardware. Own mechanical design of battery modules and packs end-to-end, including: Cell integration concepts (prismatic, cylindrical, or pouch formats).

Proper Voltage

Mechanical Engineer III – Battery Systems Engineering

This position is ideal for an engineer who thrives in both the field and collaborative project environments-someone who can diagnose issues, lead testing and repairs, support engineering design and integration, and coordinate multidisciplinary teams to keep world-class observatory systems performing safely and reliably. A Day in the Life of a Summit Mechanical Engineer II: As a Summit Mechanical Engineer II, you'll play a key role in supporting the operation, maintenance, and upgrade of critical mechanical systems at our summit facility on Maunakea.

W. M. Keck Observatory

Summit Mechanical Engineer II

Perform advanced mechanical analysis to inform you designs - from numerical analysis through to FEA as you consider material selection and designs to meet the environment your designs need to operate in, including fatigue, vibration, shock, and thermal considerations. We design mechanical systems that perform not just in CAD or simulation, but in real-world chaos: misalignment, wear, debris, hydraulic spray, operator variability, and global deployment.

Senior Mechanical Engineer

Vertiv solves the most important challenges facing today's data centers, communication networks, and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extend from the cloud to the edge of the network. 11) Work with Vertiv's business units, Business Partners and preferred vendors to specify the appropriate mechanical equipment including cooling system components, cable management systems, fire suppression piping and other mechanical components.

Vertiv Group Corp.

Mechanical/Thermal Engineering Intern (Summer 2027)

FULL_TIME

Surfx Technologies is a fast-growing company that offers atmospheric argon plasmas for the high-volume manufacturing of integrated circuits, semiconductor packages, printed circuit boards, and other microelectronic devices. This is an excellent opportunity for a hands-on engineer who enjoys solving real-world problems, working with cutting-edge technology, and growing professionally in a dynamic hardware development and manufacturing environment.

Mycronic USA

Talent Acquisition

PERMANENT

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems team builds everything from complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space, like solar panels, flight software, star trackers, optical systems, separation systems, radios, and more.

Rocket Lab Corporation

Senior Mechanical Engineer I

greenhouse_via_bold

The Facilities Mechanical Engineering team serves as the technical authority for site-wide utility infrastructure and works closely with Facilities Operations, Maintenance, Manufacturing, EHS, Construction, and Capital Projects teams. As a Mechanical System Owner, you will be responsible for the reliability, capacity, operation, maintenance, continuous improvement, and lifecycle management of critical mechanical utility systems that support semiconductor manufacturing operations.

Wolfspeed Inc

Facilities Mechanical Engineer

The successful candidate will work with a multidisciplinary team of engineers, scientists, technicians, and fabricators in a research and development environment supporting advanced directed energy technologies, including high-power microwave, RF, electromagnetic, and pulsed-power systems. Create 3D solid models and detailed mechanical designs for innovative hardware, equipment, and systems, carrying designs from initial requirements and concepts through fabrication, assembly, integration, and testing.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Senior Mechanical/Thermal Engineer

ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. You may also be eligible for long-term incentives, in the form of company stock or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.

Thermal Engineer Jobs in the United States

Mechanical Engineer Sentient Industries

Senior Thermal Control Systems Engineer Galaxy Technology Hires LLC

Senior Thermal Engineer, Mission Electronics ANDURIL INDUSTRIES

Senior Thermal Engineer Ember Life Sciences

Sr. Mechanical Engineer - Engine Systems Mobility Customer Services Siemens AG

Principal Mechanical Engineer, Process Equipment Boston Materials, Inc

Mechanical Engineer Nexis Builds

Mechanical Engineer I AeroVironment Inc

Experienced Mechanical Engineer Elkington Electric LLC

Mechanical Engineer eCom Solutions Inc

Staff Mechanical Engineer Empirical Systems Aerospace, Inc.

Mechanical Engineer III – Battery Systems Engineering Proper Voltage

Summit Mechanical Engineer II W. M. Keck Observatory

Senior Mechanical Engineer AIM

Mechanical/Thermal Engineering Intern (Summer 2027) Vertiv Group Corp.

Mechanical Engineer Mycronic USA

Senior Mechanical Engineer I Rocket Lab Corporation

Facilities Mechanical Engineer Wolfspeed Inc

Senior Mechanical/Thermal Engineer Leidos Holdings Inc

Thermal Engineer Starshield Space Exploration Technologies Corp

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