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24 senior thermal engineer jobs found

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senior thermal engineer Colorado
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Uo
Sep 16, 2026
Full time
Senior Thermal Engineer
University of Colorado Boulder, CO
Job Summary LASP is seeking a Thermal Engineer to contribute to the design and development of thermal control systems for spaceflight instruments. The role focuses on developing innovative thermal control systems and supporting the full lifecycle of flight hardware from concept through integration and testing. The successful candidate will collaborate with multidisciplinary teams of scientists and engineers to deliver reliable, high-performance space instrumentation for NASA and other space missions. As part of the University of Colorado Boulder, LASP offers a unique environment that combines cutting-edge space science, engineering, mission operations, and student education. With a legacy of sending instruments to every planet in the solar system and Pluto, LASP provides opportunities to contribute directly to pioneering space exploration missions while mentoring and working alongside the next generation of aerospace professionals. CU is an Equal Opportunity Employer and...
TA
Sep 08, 2026
Full time
Thermal Engineer (Senior or Staff)
$135,000 - $250,000 yearly
True Anomaly Denver, CO
Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES Be the offset. We create asymmetric advantages with creativity and ingenuity. What would it take? We challenge assumptions to deliver ambitious results. It's the people. Our team is our competitive advantage and we are better together. YOUR MISSION True Anomaly is looking for a creative Thermal Engineer at the Senior or Staff level to develop new spacecraft. In this role you will be work with a multi-disciplinary product team to rapidly develop and produce new space systems. RESPONSIBILITIES Work with a product focused team including...
SA
Sep 16, 2026
Full time
Senior Mechanical Engineer
Slingshot Aerospace Windsor, CO
Meet Slingshot At Slingshot Aerospace, we're on a mission to make space safer and more secure for everyone. Our work directly impacts global security, disaster response, climate monitoring, and the critical infrastructure that connects our world. We're a team of builders, thinkers, and problem-solvers who believe that the next generation of space operations will be powered by better data and smarter software. We move fast, we're not afraid to fail, and we believe the best ideas can come from anywhere-whether you're in engineering, sales, product, or operations. If you want to work on something that truly matters, with people who care deeply about the impact we're making and help shape the future of an industry that's just getting started, you're in the right place. What You'll Be Launching As a senior member of Space Surveillance Research and Development (R&D) technical staff, you will take a lead role advancing Slingshot's efforts to accelerate the security, safety,...
TA
Sep 15, 2026
Full time
Senior Propulsion Engineer, Design (Combustion Devices)
$130,000 - $200,000 yearly
True Anomaly Denver, CO
Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES Be the offset. We create asymmetric advantages with creativity and ingenuity. What would it take? We challenge assumptions to deliver ambitious results. It's the people. Our team is our competitive advantage and we are better together. YOUR MISSION As a Senior Combustion Devices Design Engineer at True Anomaly, you will own the full lifecycle of combustion device development - from architecture trades through flight delivery. You will serve as the team's subject matter expert on injectors, regeneratively cooled thrust chambers, acoustic...
YS
Sep 08, 2026
Full time
Mechanical Engineer Senior I
$110,000 yearly
York Space Systems Greenwood Village, CO
York Space Systems was founded to radically improve spacecraft affordability and reliability, transforming, and enabling next- generation space mission operations worldwide. Today, York is one of the most innovative aerospace companies, specializing in end-to-end customer solutions and the rapid production of spacecraft platforms. York's complete Space Segment Solution includes spacecraft production, payload integration, system integration & test, launch services, ground segment services, and mission operations, enabling customers to leverage York's existing technology solutions to get to orbit rapidly and responsively. We're looking to expand our team across the board. York Space Systems is looking for a talented Senior Mechanical that can turn complex design requirements into an affordable-to-produce and easy-to-assemble design for high-rate production using manufacturing best practices. We are seeking a Mechanical Engineer who thrives in a fast-paced environment and jumps at...
In
Sep 08, 2026
Full time
Senior Opto-Mechanical Engineer (Quantum Computing)
$155,000 - $185,000 yearly
Infleqtion Boulder, CO
At Infleqtion we solve the world's most challenging problems using cutting-edge quantum technology. Our mission is to commercialize atom-based quantum products that provide orders of magnitude improvements in sensing and computing applications. We are proud to work tirelessly to create and lead the quantum ecosystem towards meaningful advancements today and set the technology roadmap for tomorrow. POSITION SUMMARY Within Infleqtion's Quantum Computing Product Group, the Hardware Engineering Team seeks a Senior Opto-Mechanical Engineer as a senior designer responsible for the realization of precision opto-mechanical subsystems that underpin scalable, high-performance quantum hardware. The successful candidate will act as a technical authority for complex opto-mechanical, module-level decisions while working closely with physicists and cross-disciplinary engineering teams to translate experimental requirements into robust, high-performance optical hardware that supports future...
In
Sep 08, 2026
Full time
Staff Mechanical Engineer (QSS)
Infleqtion Louisville, CO
Infleqtion is a global quantum technology company solving the world's most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables "quantum everywhere" through our ecosystem of devices and platforms. Infleqtion is seeking a system-level mechanical engineer to design the infrastructure, mounting, and environmental-survivability architecture that allows our Quantum Gravity Gradiometer (QGG) to transition from the laboratory to both terrestrial and space environments. In this role, the candidate will work the structural mounting, damping, isolation, thermal interfaces, and mechanical integration needed for the QGG sensor head to survive launch, handling, transport, and pre-launch microgravity testing while preserving the precision required for quantum measurement. The role requires close collaboration with our prime customer(s),...
E3
Sep 08, 2026
Full time
Senior Project Engineer
$150,000 - $185,000 yearly
Emerge 360, Inc. Arvada, CO
Emerge is currently recruiting qualified candidates for a direct hire Senior Project Engineer job in Arvada, Colorado for our client, a premier manufacturer serving the Defense, Aerospace and other industries. In this role, you will lead a team of engineers to develop turbo machinery from initial specification through flight-qualified hardware for some of the most challenging applications in the industry. You will serve as the technical lead on advanced industry projects, working closely with only high-level oversight from Principal and Chief Engineers. This position combines deep technical ownership with project leadership, including managing schedules, budgets, and cross-functional coordination with manufacturing and procurement teams. The salary range for this role is USD 150,000 to USD 185,000, commensurate with experience, and includes a comprehensive benefits package (medical, dental, vision, 401(k) with company match, profit sharing, employee stock purchase plan, generous...
RS
Sep 08, 2026
Full time
Electrical, Power Design Engineer (will consider all senior levels)
Redwire Space Littleton, CO
Where dreams and reality collide and the output is out of this world! At Redwire Space, we are a team of dreamers and doers. Where the impossible becomes possible, and every day is an opportunity to learn and get one step closer to knowing the unknown. Join us on our mission to expand humanity's presence in space. Through continuous innovation and operational excellence our team in Littleton, CO are using their engineering talents to design and deploy Power Distribution, Embedded Monitoring and Control, Power Conversion, and Camera based solutions. These cutting-edge capabilities are helping to revolutionize space flight. With many more exciting projects on the horizon, our team could use your curiosity, passion, talent and experience to help us Build Above! Redwire Space Missions, LLC in Littleton, CO has an exciting opportunity for a Electrical Design Engineer (all senior levels) . This is a hands-on, circuit design role responsible for the design and analysis of...
TA
Sep 08, 2026
Full time
Optomechanical Engineer, Staff
$185,000 - $285,000 yearly
True Anomaly Denver, CO
Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES Be the offset. We create asymmetric advantages with creativity and ingenuity. What would it take? We challenge assumptions to deliver ambitious results. It's the people. Our team is our competitive advantage and we are better together. YOUR MISSION True Anomaly is seeking an exceptional Staff Optomechanical Engineer to lead the mechanical design and integration of high-performance infrared optical systems for our spacecraft payloads. You will serve as a senior technical authority for optomechanical architecture across our EO and IR payload...
ML
Sep 08, 2026
Full time
Senior Mechanical Design Engineer
$101,500 - $127,000 yearly
Mesa Labs Lakewood, CO
Are you looking for an opportunity to make a difference? At Mesa Labs we're passionate about protecting the vulnerable by enabling scientific breakthroughs, ensuring product integrity, increasing patient and worker safety, and improving quality of life around the world. At Mesa Labs we offer competitive wages, including potential bonus opportunities, equity awards, commission, and a comprehensive benefits package based on the position. Base Compensation Range: $101,500 - $127,000 *In addition, you qualify for: Annual bonus opportunity of 12% based on company performance Annual equity award of $10,000 Outstanding Benefits and Perks We are proud to offer a variety of benefits that meet the diverse needs of our employees: Eligible for benefits the first day of the month after you start Tiered Medical, Dental and Vision Insurance options, Health savings (HSA), healthcare & dependent care flexible spending (FSA) accounts Company paid short term and long-term...
RS
Aug 05, 2026
Contractor
Contractor - Electrical Design Engineer (will consider all senior levels)
$55.00 - $95.00 hourly
Redwire Space Littleton, CO
Where dreams and reality collide and the output is out of this world! At Redwire Space, we are a team of dreamers and doers. Where the impossible becomes possible, and every day is an opportunity to learn and get one step closer to knowing the unknown. Join us on our mission to expand humanity's presence in space. Through continuous innovation and operational excellence our team in Littleton, CO are using their engineering talents to design and deploy Power Distribution, Embedded Monitoring and Control, Power Conversion, and Camera based solutions. These cutting-edge capabilities are helping to revolutionize space flight. With many more exciting projects on the horizon, our team could use your curiosity, passion, talent and experience to help us Build Above! Redwire Space Missions, LLC in Littleton, CO has an exciting opportunity for a Contractor - Electrical Design Engineer (all senior levels) for up to 6 months), with the possibility of conversion. This is a hands-on, circuit...
AS
Aug 05, 2026
Full time
Staff Propulsion Engineer
$144,000 - $200,000 yearly
AGILE Space Industries Durango, CO
Job Type Full-time Description Agile Space Industries is a rapidly growing supplier of propulsion hardware and engineering services for the space industry. Headquartered in Durango, Colorado, with expanding operations in and Tulsa, Oklahoma, and upcoming growth in Seattle, Washington, Agile has achieved more than 40% year-over-year growth for the past three years, and our momentum continues to accelerate. At Agile, we design, build, and test in-space propulsion systems that give spacecraft the ability to maneuver with precision, reliability, and purpose. Our technologies play a critical role in missions that range from lunar landings and resource utilization to national defense, human exploration, and commercial space transport. We are seeking bold and driven individuals who thrive in a hands-on, fast-moving environment and want to help write the next chapter of space history as part of a close-knit, innovative team. You will take on a demanding and rewarding role at Agile,...
TA
Aug 05, 2026
Full time
Senior BESS Product Safety Engineer
$113,000 - $141,525 yearly
The AES Corporation Louisville, CO
Are you ready to be part of a company that's not just talking about the future, but actively shaping it? Join The AES Corporation, the largest US-based global power company with a team of 8,300 employees across 12 countries. AES has been ranked #1 by BloombergNEF in renewable energy sales to corporations in the US and Americas for five consecutive years, providing electricity for millions of people worldwide. We are proud to foster a strong workplace culture, earning prominent positions in Great Place to Work™ rankings across the markets where we operate. AES was also named one of the World's Most Ethical Companies for the 13th consecutive year in 2026, highlighting our dedication to integrity, transparency, and responsible business practices. Our spirit of innovation continues to earn industry recognition. AES is the only seven-time winner of the Edison Electric Institute's Edison Awards in the twenty-first century, a distinction honoring global leadership in advancing...
Uo
Sep 16, 2026
Full time
Principal Thermal Engineer
University of Colorado Boulder, CO
Job Summary LASP is seeking a Thermal Engineer to lead the design and development of thermal control systems for spaceflight instruments and mission proposals. The role focuses on solving complex engineering challenges, developing innovative thermal control systems, and supporting the full lifecycle of flight hardware from concept through integration and testing. The successful candidate will collaborate with multidisciplinary teams of scientists and engineers to deliver reliable, high-performance space instrumentation for NASA and other space missions. As part of the University of Colorado Boulder, LASP offers a unique environment that combines cutting-edge space science, engineering, mission operations, and student education. With a legacy of sending instruments to every planet in the solar system and Pluto, LASP provides opportunities to contribute directly to pioneering space exploration missions while mentoring and working alongside the next generation of aerospace...
In
Sep 08, 2026
Full time
Opto-mechanical Engineer (Quantum Computing)
$130,000 - $155,000 yearly
Infleqtion Boulder, CO
At Infleqtion we solve the world's most challenging problems using cutting-edge quantum technology. Our mission is to commercialize atom-based quantum products that provide orders of magnitude improvements in sensing and computing applications. We are proud to work tirelessly to create and lead the quantum ecosystem towards meaningful advancements today and set the technology roadmap for tomorrow. POSITION SUMMARY Within Infleqtion's Quantum Computing Product Group, the Hardware Engineering Team seeks an Opto-mechanical Engineer as a designer responsible for the realization of precision opto-mechanical subsystems that underpin scalable, high-performance quantum hardware. The successful candidate will support opto-mechanical, module-level designs working closely with physicists and cross-disciplinary engineering teams in a laboratory focused environment. JOB RESPONSIBILITIES Typically, you will be entrusted with: Working on opto-mechanical subsystems and supporting...
VS
Sep 08, 2026
Full time
Project Engineer II
$85,000 - $130,000 yearly
Vitesse Systems Longmont, CO
Vitesse Systems is looking for a Project Engineer II to join the team in Longmont, Colorado! The Project Engineer unites a team to innovate and deliver extraordinary antenna solutions within the customer's parameters. About Vitesse Systems Vitesse Systems is a leading provider of highly engineered antenna, thermal management and mission critical solutions used in radar, electronic warfare and C5ISR applications. No challenge is too difficult for the Vitesse Team. From complex specification driven requirements to precision manufactured components, Vitesse Systems has the experience and expertise needed to execute. Our Core Values Our core values of Integrity, Initiative, Impact, and Integration translate to an environment where every team member is valued and rewarded. The mission-critical solutions we design and manufacture at Vitesse make our country and our world safer. Our Benefits 3 Weeks of Paid Time Off 10 Paid Company Observed Holidays Birthday &...
At
Sep 08, 2026
Full time
Engineering Manager
$120,000 - $202,500 yearly
Attalon Longmont, CO
Attalon / Location Overview Attalon is a leading technology partner to the global aerospace and defense industry, specializing in the physics of light and heat. With over 500 employees in the U.S., Attalon engineers critical optical, laser, and coating technologies that enable systems to see farther, target faster, and survive the harshest environments. From high-energy directed laser systems to satellite optics and hypersonic thermal protection, Attalon equips the warfighter with the advantage of precision. Located along Colorado's scenic Front Range and nestled in the foothills of the Rocky Mountains, Longmont offers a high quality of life, breathtaking natural beauty, and easy access to outdoor recreation, making it the perfect place to balance work and play. This role is an on-site position based in Longmont, CO. Our Laser and Gimbal Systems Division focuses on building high energy lasers and precision opto-mechanical assemblies for the defense market, supporting critical...
TA
Sep 08, 2026
Full time
Senior Mechanical Engineer, Spacecraft
$135,000 - $200,000 yearly
True Anomaly Denver, CO
Space is a warfighting domain. True Anomaly seeks those with the talent and ambition to build the technology that secures it. OUR MISSION True Anomaly delivers decisive capabilities for space superiority. We build autonomous spacecraft, advanced payloads, mission software, and space-based interceptors - enabling the U.S. and its Allies to secure the space environment and counter threats from the ultimate high ground. OUR VALUES Be the offset. We create asymmetric advantages with creativity and ingenuity. What would it take? We challenge assumptions to deliver ambitious results. It's the people. Our team is our competitive advantage and we are better together. YOUR MISSION As a Mechanical Engineer at True Anomaly, you will be at the forefront of designing and developing the next generation of spacecraft that define the future of space security and sustainability. From LEO/GEO satellites to small sat platforms and on-orbit servicing vehicles, you will own the...
AC
Aug 05, 2026
Full time
Principal Optical Engineer
$160,000 - $185,000 yearly
Atom Computing Boulder, CO
At Atom Computing, we build quantum computers using arrays of optically trapped neutral atoms that will empower customers to achieve unprecedented computational breakthroughs. Join a world-class team of scientists, engineers, and business professionals to advance the state-of-the-art in quantum computing. We are seeking a Principal Optical Engineer. As a technical lead, you will define and implement rigorous standards for optical engineering, ensuring design integrity through detailed modeling and analysis. You will collaborate closely with physicists and subject matter experts to architect the optical assemblies and modules essential for our next-generation neutral atom quantum computers. This position reports directly to the VP, Optical Engineering and requires being on-site at our Boulder, CO facility 4-5 days per week. Job Responsibilities Initiate and lead the design and specification of complex, next-generation optical systems and subsystems from the component level up...
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