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32 principal mechanical engineer jobs found

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principal mechanical engineer Colorado
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At
Apr 20, 2026
Full time
Principal Mechanical Engineer
$100,650 - $178,200 yearly
Attalon Longmont, CO
Attalon / Longmont, CO Overview At Attalon, we are at the forefront of designing and delivering cutting-edge precision optical systems tailored for the most challenging environments. From spaceborne telescopes to seaborne sensor systems, our innovative solutions serve a critical role in advancing global defense and aerospace missions. If you're passionate about creating technical excellence and solving complex engineering challenges, join our team of world-class professionals committed to pushing the boundaries of possibility. 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. Job Title: Principal Mechanical Engineer Job Details A Principal ME will demonstrate expertise in the design, analysis and integration planning of precision, opto-mechanical subsystems such as...
At
Apr 20, 2026
Full time
Principal Mechanical Engineer
$100,650 - $178,200 yearly
Attalon Longmont, CO
Attalon / Longmont, CO Overview At Attalon, we are at the forefront of designing and delivering cutting-edge precision optical systems tailored for the most challenging environments. From spaceborne telescopes to seaborne sensor systems, our innovative solutions serve a critical role in advancing global defense and aerospace missions. If you're passionate about creating technical excellence and solving complex engineering challenges, join our team of world-class professionals committed to pushing the boundaries of possibility. 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. Job Title: Principal Mechanical Engineer Job Details A Principal ME will demonstrate expertise in the design, analysis and integration planning of precision, opto-mechanical subsystems such as...
TA
Jan 31, 2026
Full time
Principal Mechanical Engineer
$175,000 - $210,000 yearly
True Anomaly Denver, CO
A new space race has begun. True Anomaly seeks those with the talent and ambition to build innovative technology that solves the next generation of engineering, manufacturing, and operational challenges for space security and sustainability. OUR MISSION The peaceful use of space is essential for continued prosperity on Earth-from communications and finance to navigation and logistics. True Anomaly builds innovative technology at the intersection of spacecraft, software, and AI to enhance the capabilities of the U.S., its allies, and commercial partners. We safeguard global security by ensuring space access and sustainability for all. 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 Principal Mechanical Engineer at True Anomaly, you will be responsible for leading...
At
Apr 26, 2026
Full time
Master Mechanical Engineer
Attalon Longmont, CO
Attalon / Longmont, CO Overview At Attalon, we are at the forefront of designing and delivering cutting-edge precision optical systems tailored for the most challenging environments. From spaceborne telescopes to seaborne sensor systems, our innovative solutions serve a critical role in advancing global defense and aerospace missions. If you're passionate about creating technical excellence and solving complex engineering challenges, join our team of world-class professionals committed to pushing the boundaries of possibility. 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. Master Mechanical Engineer Job Details The Mechanical Engineer will demonstrate expertise in the design, analysis and integration planning of precision, opto-mechanical subsystems such as...
NS
Feb 22, 2026
Full time
Mechanical Engineer III
National Solar Observatory Boulder, CO
The Mechanical Engineer III is a critical contributor to the success of the Next-Generation Global Observing Network Group (ngGONG) design project, bridging detailed mechanical engineering with system-level observatory performance. By leading the design of key mechanical subsystems, this role ensures that telescope and instrumentation hardware meets demanding requirements for precision, stability, and long-term reliability. Working in close partnership with the Principal Mechanical Engineer and cross-disciplinary teams, the ME3 helps translate complex scientific and system requirements into practical, manufacturable designs. The quality and rigor of this work directly influence the performance, serviceability, and longevity of ngGONG's observatory systems-making this role essential to delivering a world-class solar observing capability. The ngGONG project is currently funded for a three-year design phase, with the potential for additional funding contingent upon selection to...
AU
Feb 22, 2026
Full time
Mechanical Engineer III
AURA Boulder, CO
The Mechanical Engineer III is a critical contributor to the success of the Next-Generation Global Observing Network Group (ngGONG) design project, bridging detailed mechanical engineering with system-level observatory performance. By leading the design of key mechanical subsystems, this role ensures that telescope and instrumentation hardware meets demanding requirements for precision, stability, and long-term reliability. Working in close partnership with the Principal Mechanical Engineer and cross-disciplinary teams, the ME3 helps translate complex scientific and system requirements into practical, manufacturable designs. The quality and rigor of this work directly influence the performance, serviceability, and longevity of ngGONG's observatory systems-making this role essential to delivering a world-class solar observing capability. The ngGONG project is currently funded for a three-year design phase, with the potential for additional funding contingent upon selection to...
NE
Mar 27, 2026
Full time
Associate Principal Structural Engineer
$145,000 - $175,000 yearly
NEI Electric Power Engineering, Inc Remote (Lakewood, CO)
About the Position As an Associate Principal Engineer in the Data Center group, you will be responsible for performing engineering design and analysis under the responsible charge of a Professional Engineer. You will be responsible for supporting client projects and providing a quality deliverable that is on time and within the defined budget. Salary Range: $100,000 - $175,000 / year The salary range above is based upon the Denver, Colorado labor market. This opportunity is available to both local / in-office (Lakewood, CO) and full-time remote candidates. Essential Responsibilities Works closely with Technical Directors and the Vice President, acting as a subject matter expert on the most complex projects within the Civil / Structural department Performs the review of detailed structural design and engineering for all aspects of electric power substations including but not limited to interconnecting utility documents, multi-disciplinary coordination, and BOP...
AS
Mar 27, 2026
Full time
Senior Staff Mechanical Engineer
$146,000 - $247,000 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 Mount Pleasant, Pennsylvania, and Tulsa, Oklahoma, 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. Agile Space Industries is seeking a highly experienced Mechanical...
RS
Feb 28, 2026
Full time
Sr. RF Mechanical Engineer (Will consider all Senior levels)
Redwire Space Longmont, CO
Unlock the Future of Space at Redwire Space Do you thrive on turning the impossible into reality? At Redwire Defense, every day presents an opportunity to innovate, tackle fascinating challenges, and directly shape future technologies for multiple domains (space and terrestrial). Redwire is where groundbreaking ideas take flight, and the results are truly out of this world. Innovate with Our RF Systems Group in Longmont, Colorado Join Redwire's RF Systems group in Longmont, Colorado, and become an integral part of engineering the next generation of RF products. These enable mission-critical capabilities across space, air, land, and beyond. Whether it's advanced communications, sophisticated sensing, electronic warfare, or directed energy, our team delivers cutting-edge solutions - from orbital deployments to the tactical edge - in support of one force, every front. Join a Team Driven by Curiosity, Purpose, and Impact Decide today to become a part of our engineering team...
RS
Feb 06, 2026
Full time
Sr. Mechanical Engineer (Will consider all Senior levels)
Redwire Space Longmont, CO
Unlock the Future of Space at Redwire Space Do you thrive on turning the impossible into reality? At Redwire Defense, every day presents an opportunity to innovate, tackle fascinating challenges, and directly shape future technologies for multiple domains (space and terrestrial). Redwire is where groundbreaking ideas take flight, and the results are truly out of this world. Innovate with Our RF Systems Group in Longmont, Colorado Join Redwire's RF Systems group in Longmont, Colorado, and become an integral part of engineering the next generation of RF products. These enable mission-critical capabilities across space, air, land, and beyond. Whether it's advanced communications, sophisticated sensing, electronic warfare, or directed energy, our team delivers cutting-edge solutions - from orbital deployments to the tactical edge - in support of one force, every front. Join a Team Driven by Curiosity, Purpose, and Impact Decide today to become a part of our engineering team...
IP
Dec 19, 2025
Full time
Mechanical/Electrical Engineer
$90,000 - $125,000 yearly
Integrated Power Services Denver, CO
Description IPS is seeking innovative and dynamic engineers to join our team and make a significant impact by keeping our world advancing. At IPS, we innovate, inspire, and transform. We're looking for technically proficient and entrepreneurial problem-solvers who embrace challenges, continuously seek knowledge, and push the limits of what's possible. At IPS, you'll have the chance to work on impactful engineering projects through the entire project lifecycle, develop innovative solutions, and contribute to the future of our industry. You'll collaborate with the brightest minds, learn from experts, and grow professionally in a values -driven company. Unleash your potential with IPS and be part of something big. Principal Responsibilities & Expectations: IPS is seeking a Mechanical Engineer to join our Denver Service Center and to provide support to our Mountain Region. As a Mechanical Engineer for IPS, you will be responsible for performing RCFA to develop engineered...
GI
Apr 26, 2026
Full time
New Product Development Engineer
Gulftech International, Inc. Englewood, CO
Job Title: Product Design Engineer Department: Engineering Reports To: Engineering Director FLSA: Exempt Status: Full Time Schedule: Monday-Friday Direct Reports: None Location: Denver Tech Center (near Centennial airport) Remote: 2 days/wk remote with 2 days in office Who We Are A multi-national well-established Original Equipment Manufacturer. Our brands have a long-standing and significant presence and brand recognition within their target markets and industries with a strong emphasis on total customer satisfaction. The Gulftech International family of companies are the world's recognized leaders in engineering, manufacturing, lease, sale and service of industrial food processing machinery. Our companies serve the largest food production and processing companies across the globe. Position Scope: This position provides the opportunity to work in a unique and innovative technical environment for a highly successful international OEM of...
MC
Apr 25, 2026
Full time
Mechanical Engineer I
$70,000 yearly
Merrick & Company Greenwood Village, CO
OVERVIEW Merrick and Company is seeking Mechanical Engineer / Designer to support the mechanical design of projects as part of a multi-disciplinary team. This person will be located in either our Greenwood Village, CO office. Client projects for this position require U.S. Citizenship. Merrick is an internationally known multi-office and multi-discipline firm consisting of a diverse, dedicated and talented staff which has achieved design excellence throughout its 60+ years of existence. With offices worldwide, Merrick and Company has been ranked as one of the top 100 design firms by Engineering News Record. Merrick provides personalized services to various clients throughout the world. Typical salary range for this position is $70,000.00 - $92,000.00. Base pay offered may vary depending on job-related knowledge, skills, and experience. WHAT YOU'LL DO Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed...
Lo
Apr 25, 2026
Full time
Airport Engineer Associate
$30.00 - $32.00 hourly
Lochner Grand Junction, CO
About Lochner Founded in 1944, Lochner is a trusted infrastructure services provider for aviation, surface transportation and water clients who need high-quality, forward-looking solutions to complex challenges. Our vision is to become a Top 100 leader in the A/E industry, centered on an agile, engaged, and empowered workforce coming together to embrace the art of the possible and make a lasting difference in our world. Are you ready to join us on this journey? As a people-centric company, Lochner's purpose is to empower our team to put their knowledge to work, enhancing communities across the US. To achieve this, we hire candidates of all experiences and skillsets because amazing things happen when people with diverse backgrounds come together to solve problems. We believe collaboration is more than a buzz word - it is a guiding principle in which every point of view is valued and heard and is the driving force in delivering our best work. At all levels of the organization, we...
Wo
Apr 24, 2026
Full time
Senior / Principal Structural Engineer
$123,433 - $181,519 yearly
Worley Denver, CO
Building on our past. Ready for the future Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We're bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now. Senior / Principal Structural Engineer Denver, CO Purpose of the Role: Within the Denver, CO Structural Engineering team, the Senior or Principal Structural Engineer will provide structural engineering services performing structural analysis and design calculations in conformance with engineering principles, industry standards, and applicable codes on small to mid-capital projects to Worley and its customers. This position is in Englewood Colorado, working a 3-day hybrid schedule, and not eligible for remote work. Onsite visits to local customer sites are required. Responsibilities: Perform...
WM
Apr 23, 2026
Full time
Controls Engineer
Wunderlich-Malec Loveland, CO
Wunderlich-Malec Engineering/CASE RMC (WM) is 100% employee-owned and one of the largest and most well-established engineering companies in the United States. When you join WM you become part of a company that is: 100% employee-owned company with over 40 years of industry history A Top 5 Systems Integrator Giant ENR top 500 firm at #170 We have a Controls Engineer position available in our Loveland, CO office. We provide custom control systems for industrial and commercial turbomachinery, as well as a host of other auxiliary turbine, compressor, and power management products and services. Our engineering expertise is designed into industry-standard components to form state-of-the-art turbine and compressor control solutions. Major Responsibilities Project execution: Task identification, prioritization and scheduling with personal accountability to ensure commitments are met Early problem identification and conflict resolution Working under the direction of other...
MC
Apr 20, 2026
Full time
Mechanical Engineer II
$88,000 yearly
Merrick & Company Greenwood Village, CO
OVERVIEW Merrick and Company is seeking Mechanical Engineer / Designer to support the mechanical design of projects as part of a multi-disciplinary team. This person will be located in either our Greenwood Village, CO office. Client projects for this position require U.S. Citizenship. Merrick is an internationally known multi-office and multi-discipline firm consisting of a diverse, dedicated and talented staff which has achieved design excellence throughout its 60+ years of existence. With offices worldwide, Merrick and Company has been ranked as one of the top 100 design firms by Engineering News Record. Merrick provides personalized services to various clients throughout the world. Typical salary range for this position is $88,000.00 - $113,000.00. Base pay offered may vary depending on job-related knowledge, skills, and experience. WHAT YOU'LL DO Participating as part of the mechanical design team and the multi-disciplinary project team, execute the detailed...
FH
Apr 19, 2026
Full time
Water Resources Engineer, Mid-Level - WR0021
Felsburg Holt & Ullevig Greenwood Village, CO
Felsburg Holt & Ullevig is seeking an entrepreneurial, self-starting, and energetic mid-level water resources engineer looking to advance their career at a forward-thinking firm focused on delivering excellence in transportation! The ideal candidate is expected to have 4-10 years of experience and will work out of our Denver South or Fort Collins office. This selected candidate will have the opportunity to work on a wide range of complex water resources projects ranging from hydrology and hydraulics support for transportation projects to standalone projects, such as stream restoration, floodplain analysis, and major outfall systems. Essential Duties and Responsibilities include the following. Other duties may be assigned. Roadway drainage design including hydrology and hydraulics for projects including roadside ditches, curb and gutter sections, complex storm sewer design with utility conflicts, retrofitting storm sewer design, and coordinating with existing downstream...
FH
Apr 17, 2026
Full time
Water Resources Engineer, Entry Level - WR0020
Felsburg Holt & Ullevig Greenwood Village, CO
Felsburg Holt & Ullevig is seeking an entrepreneurial, self-starting, and energetic entry-level water resources engineer looking to advance their career at a forward-thinking firm focused on delivering excellence in transportation and water resources! The ideal candidate is expected to have 0-5 years of experience and will work out of our Denver South or Colorado Springs office. This selected candidate will have the opportunity to work on a wide range of complex water resources projects ranging from hydrology and hydraulics support for transportation projects to standalone projects, such as stream restoration, floodplain analysis, and major outfall systems. Essential Duties and Responsibilities include the following. Other duties may be assigned. Roadway drainage design including hydrology and hydraulics for projects including roadside ditches, curb and gutter sections, complex storm sewer design with utility conflicts, retrofitting storm sewer design, and coordinating...
Lo
Apr 16, 2026
Full time
Airport Design Engineer
Lochner Denver, CO
About Lochner Founded in 1944, Lochner is a trusted infrastructure services provider for aviation, surface transportation and water clients who need high-quality, forward-looking solutions to complex challenges. Our vision is to become a Top 100 leader in the A/E industry, centered on an agile, engaged, and empowered workforce coming together to embrace the art of the possible and make a lasting difference in our world. Are you ready to join us on this journey? As a people-centric company, Lochner's purpose is to empower our team to put their knowledge to work, enhancing communities across the US. To achieve this, we hire candidates of all experiences and skillsets because amazing things happen when people with diverse backgrounds come together to solve problems. We believe collaboration is more than a buzz word - it is a guiding principle in which every point of view is valued and heard and is the driving force in delivering our best work. At all levels of the organization, we...
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