UNKNOWN

FEED

Tasks will include mechanical engineering support through the hardware life cycle, including concept development, preliminary and detail design, integration and test, transition to production, production support and installation. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

RTX Corp

Principal Mechanical Engineer - Antenna & Electronic Packaging

You will ensure the payloads developed by our partners meet the demands of our space systems by establishing requirements; collaborating and co-engineering with internal and external parties; evaluating payload design artifacts and test results; and addressing production issues. Lead the mechanical design and integration of payloads into our satellite structures, applying experience and engineering judgement to develop technical plans for your work and others that considers the full program scope and addresses requirements, risks, and schedule.

BlackSky Technology Inc

Staff Mechanical Engineer - Payloads

Located in Longmont, Colorado, nLIGHT-DEFENSE Systems, Inc. is a vertically integrated business that leverages internal capabilities - from semiconductor device through target identification - to develop systems that are both high-performance and cost-effective. Summary: Mechanical Engineers at nLIGHT DEFENSE Systems, Inc. synchronize all mechanical, thermal, and packaging aspects of design and integration for complex High Energy Laser (HEL) weapon systems.

YEAR

nLIGHT

Mechanical Engineer

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Rapid Prototyping: Access to some of the most comprehensive secure rapid prototyping facilities in the mid-Atlantic region, including a full in-house machine shop, composite fabrication, finishing, electronics assembly, and testing capabilities. Joining HII means joining a team with decades of proven impact: Impactful Work: Earn a sense of accomplishment by making meaningful contributions to our nation's top security priorities.

Huntington Ingalls Industries is America’s largest military shipbuilding company and a provider of professional services to partners in government and industry. For more than a century, HII’s Newport News and Ingalls shipbuilding divisions in Virginia and Mississippi have built more ships in more ship classes than any other U.S. naval shipbuilder. HII’s Technical Solutions division provides a wide range of professional services through its Fleet Support, Integrated Missions Solutions, Nuclear & Environmental, and Oil & Gas groups. Headquartered in Newport News, Virginia, HII employs nearly 37,000 people operating both domestically and internationally.

Huntington Ingalls Industries Inc

Mechanical Engineer - Multiple Levels (Engineer Mechanical) - 29175

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Our Airborne Systems portfolio includes mission computing, secure communications, and autonomous aircraft capabilities that support air superiority, situational awareness, and critical mission execution.

General Dynamics Corp

Advanced Mechanical Engineer

Leveraging millimeter wave drilling, developed after more than a decade of research at MIT, Quaise’s mission is to make superhot geothermal a backbone of the modern energy system, offering affordable, zero-carbon power and true energy independence for communities and nations everywhere. As both a technology innovator and project developer, Quaise builds and operates solutions that harness superhot geothermal energy far below the surface, enabling power generation that can rival the output of today’s most efficient fossil fuel and nuclear plants.

Quaise Energy

Mechanical Engineer II

Your engineering team as a whole must span the capabilities of structural, thermal, and dynamic analysis, structure design for spacecraft, spacecraft dispensers, and other components, 3D CAD for all of these designs, design for fabrication and manufacture, as well as building prototypes, flight articles, and taking them through full qualification or acceptance test campaigns. Working across product, engineering, sales, logistics, operations, and mission success, the Space Special Programs team develops, tests, deploys, and operates new, unique, space capabilities to drive mission success in challenging operational environments.

Anduril Industries Inc

Principal Mechanical Engineer, Space Special Programs

HOUR

This role focuses on delivering high-quality mechanical designs within an established team, contributing to design execution, tradeoff analysis, and problem solving. Work style: High degree of independence on assigned workstreams, with close collaboration with senior engineers and project leads.

Artech LLC

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To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.

Senior Mechanical Engineer, Manufacturing Automation

CAPTURE VARIABLES FOR BUSINESS RULES ---let jobLocationValue = "";let countryRegionValue = "";let regionValue = "";let jobLevelValue = "";let employeeGroupValue = ""; allTokens.forEach(el =>{let labelEl = el.querySelector('.joblayouttoken-label');if (!labelEl) return; let labelText = labelEl.innerText;let propId = generatePropertyId(labelText);let valueEl = el.querySelector('.rtltextaligneligible');let valueText = valueEl ? valueEl.textContent.trim(): ""; if (propId === "JobLocation") {jobLocationValue = valueText;} else if (propId === "CountryRegion") {countryRegionValue = valueText;} else if (propId === "Region") {regionValue = valueText;} else if (propId === "JobLevel") {jobLevelValue = valueText.toUpperCase().trim();} else if (propId === "EmployeeGroup") {employeeGroupValue = valueText.toLowerCase();}}); /var observer = new MutationObserver(renderBrandContent);Tell the observer to watch the whole body for any added or removed elementsobserver.observe(document.body, { childList: true, subtree: true }); Also run it once immediately just in case the page is already fully loadedrenderBrandContent();})(); (function() {/ ==========================================================================SCRIPT 2: CLEANUP SCRIPT (Element Hider)Since Script 1 added a beautiful new image and description, we don't wantthe user to still see the raw, ugly text that says "Brand: LeanHeat" onthe page.

Danfoss

Senior Aero-Thermal Engineer

ADAPTED_NOW

Candidate will be responsible for the implementation of various FAA National Airspace Systems into various FAA facilities must possess basic knowledge of electronic engineering principles, theories, and concepts. Work will be in collaboration with FAA engineers on technical issues, equipment requirements and cost, material list, design concepts, schedules, site surveys, and technical reports.

Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives. 
Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.

System One

Electrical Engineer

Other engineering activities include, but are not limited to, contributing to the development of computational methodologies and models, contributing to software commercial grade dedication, participating in hazard analysis, participating in Phenomena Identification and Ranking Table (PIRT) exercises, participating in Structures, Systems and Components (SSC) classification, developing analytical methods, performing analysis of sodium fire as well as verification and validation activities. The successful candidate will be responsible for developing sodium fire modeling methodologies, performing commercial grade dedication of sodium fire modeling codes, and performing sodium fire modeling calculations to support our client’s design and licensing.

Sodium Fire Design and Analysis Engineer

Familiarity with nuclear design, regulatory requirements, and risk-informed performance-based technology guidance for Non-Light Water Reactors, including EMDAP and Regulatory Guide 1.203, is preferred. Assess plant transient benchmark tests, identify applicable tests relevant to the advanced reactor, and perform benchmark calculations.

Nuclear Safety Analysis Engineer

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Kratos Defense & Security Solutions, Inc. (Nasdaq:KTOS) is a specialized Technology Company providing mission critical products, solutions and services for United States National Security. Kratos' core capabilities are sophisticated engineering, manufacturing and system integration offerings for National Security platforms and programs. Kratos' areas of expertise include Command, Control, Communications, Computing, Combat and Intelligence, Surveillance and Reconnaissance (C5ISR) systems, satellite communications, electronic warfare, unmanned systems, hypersonic systems, directed and high power energy systems, electromagnetic railgun, missile defense, cyber warfare, cybersecurity, information assurance, and critical infrastructure security. Kratos has primarily an engineering and technically oriented work force of approximately 3,100. Substantially all of Kratos' work is performed on a military base, in a secure facility or at a critical infrastructure location.

Kratos Defense & Security Solutions Inc

Mechanical Engineer - SPY-1

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. This role will partner closely with adjacent Starship engineering and production teams to continuously improve the design and manufacturability of avionics hardware for current and next-generation vehicles.

Space Exploration Technologies Corp

Lead Mechanical Engineer Starship

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Kapta Employees must be U.S. citizens, lawful U.S. permanent residents (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 or Commerce as applicable. You are the Right Fit for this Role at Kapta Space if: You can work as a member of a multi-disciplinary team to develop rugged printed circuit board systems, avionics enclosures, RF systems, power systems, and mounting solutions for use in harsh environments such as Low Earth Orbit.

Kapta Space Corp

Senior Mechanical Engineer

Typically requires: a University Degree in Mechanical or Aerospace Engineering or related engineering field, or equivalent experience and minimum 5 years prior relevant experience, or an Advanced Degree in a related field and minimum 3 years experience. Active and existing security clearance required after day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems.

Aero-Thermal Test & Validation Engineer

Bridge Design & Manufacturing: Collaborate closely with internal production teams and external suppliers to optimize for manufacturability (DFM/DFA), maintainability, and cost. We're looking for a Senior Mechanical Engineer who loves hands-on engineering, thrives on solving hard hardware problems, and wants to see their designs go from napkin sketch to physical deployment.

Thinkom Solutions Inc

Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and on-orbit support to meet the needs of the most demanding military, civil, and commercial customers. Mechanical Engineer will will lead or contribute to all aspects of spacecraft mechanical design, including spacecraft layout, structural and thermal sub-system design, mechanism design, payload and launch vehicle integration, through all stages of product lifecycle.

Thermal Engineer Jobs in the United States

Principal Mechanical Engineer - Antenna & Electronic Packaging RTX Corp

Staff Mechanical Engineer - Payloads BlackSky Technology Inc

Mechanical Engineer nLIGHT

Mechanical Engineer - Multiple Levels (Engineer Mechanical) - 29175 Huntington Ingalls Industries Inc

Advanced Mechanical Engineer General Dynamics Corp

Mechanical Engineer II Quaise Energy

Principal Mechanical Engineer, Space Special Programs Anduril Industries Inc

Mechanical Engineer Artech LLC

Senior Mechanical Engineer, Manufacturing Automation Anduril Industries Inc

Senior Aero-Thermal Engineer Danfoss

Electrical Engineer System One

Sodium Fire Design and Analysis Engineer System One

Nuclear Safety Analysis Engineer System One

Mechanical Engineer - SPY-1 Kratos Defense & Security Solutions Inc

Lead Mechanical Engineer Starship Space Exploration Technologies Corp

Senior Mechanical Engineer Kapta Space Corp

Aero-Thermal Test & Validation Engineer RTX

Senior Mechanical Engineer Thinkom Solutions Inc

Sr. Mechanical Engineer Terran Orbital

Sr. Mechanical Engineer Terran Orbital Corporation

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