Mechanical Engineer I
$77.23k - $106.2kSierra Space
Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond. Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission‑ready throughout space. We are mission‑driven, and together, we are an extraordinary team. About the Role The entry‑level Mechanical Engineer I role focuses on supporting senior engineers in various projects related to mechanical systems, propulsion, structures, or environmental systems. The position involves assisting in the analysis, design, and evaluation of mechanical systems and components, collecting and analyzing data, and preparing technical documentation and reports. The role requires clear communication skills, the ability to follow instructions effectively, and a collaborative approach to achieving project goals and meeting deadlines. You will collect and analyze data related to mechanical systems, propulsion, structures, structural analysis, or environmental systems to support engineering objectives. Additionally, you will contribute to the resolution of routine technical problems of limited scope and complexity. Preparing technical documentation and reports to communicate findings and support project objectives will be a key part of your responsibilities. You will work effectively within cross‑functional teams to achieve project goals and meet deadlines, while clearly communicating technical concepts and information both verbally and in writing to ensure alignment and collaboration. About You Our mission is driven by an unyielding commitment to advancing space‑based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission. We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement. Minimum Qualifications Requires bachelor’s degree in a related field (or equivalent work experience in lieu of degree). Typically, entry‑level 0 - 2 years of experience. Basic understanding of Mechanical Engineering technical principles, standards, theories, and concepts. Basic application and use of technical principles, standards, theories, and concepts. Ability to help develop solutions to routine technical problems of limited scope and complexity. Ability to work in a team and follow guidance from senior engineers. Clear verbal and written communication of technical concepts and information. The ability to obtain and maintain a U.S. Security Clearance is required. Preferred Qualifications Internship or co‑op experience in a mechanical engineering or related environment. Familiarity with design, analysis, and test methods related to mechanical systems, propulsion, structures, and/or environmental systems. Familiarity with engineering CAD tools such as NX, SolidWorks, or similar including a familiarity with detail drawing standards and GD&T. Strong problem‑solving skills and attention to detail. Eagerness to learn and develop new skills in a collaborative and dynamic work environment. Familiarity with manufacturing processes, material sciences, and their impact on mechanical systems. Compensation Pay Range: $77,234.00 - $106,196.75 Your actual base compensation will be determined on a case‑based basis and may vary based on job‑related knowledge and skills, education, experience, internal equity and market competitiveness. IMPORTANT NOTICE: This position requires the ability to obtain and maintain a U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non‑U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use. Elevate Your Career At Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations. We also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more. Sierra Space is an industry‑leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission‑proven technologies to our customers that safeguard our nation, protect space‑based assets and enable space exploration. Application Deadline This role will remain posted until a qualified pool of candidates is identified. Sierra Space Corporation Sierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. About Sierra Space Headquartered in Colorado, Sierra Space is a mission‑proven Defense Tech company delivering satellite platforms, critical subsystems, reusable spaceplanes, hypersonic technologies, propulsion systems, and infrastructure for the nation’s most critical missions. With more than three decades of heritage and a record of flight‑proven success in space, Sierra Space is trusted by U.S. National Security, Civil customers, and global allies. Our technologies safeguard our nation, sustain human exploration in space, and ensure the freedom of operations beyond Earth. Sierra Space is defining the new era of Space Defense, strengthening deterrence today and preserving freedom of action for generations to come. #J-18808-Ljbffr Sierra Space
$167.1k - $229.76k
...ready throughout space. We are mission-driven, and together, we are an extraordinary team. About the Role The Principal Mechanical Engineer role focuses on applying advanced technical principles, theories, and concepts to engineering projects, as well as...SuggestedContract workWork experience placement$90.71k - $124.74k
...allies mission-ready throughout space. We are mission-driven, and together, we are an extraordinary team. About The Role The Mechanical Engineer II role focuses on providing solutions to a variety of technical problems of moderate scope and complexity related to mechanical...SuggestedContract workWork experience placementInternship- ...We are seeking a mid-level Mechanical Engineer II to contribute independent judgment in the evaluation, selection, and application of engineering techniques and procedures, and provide expertise in compliance with industry codes. APPLY TODAY! Mechanical Engineer Requirements...SuggestedContract workWork at office
$37.13 - $51.1 per hour
...Job Description Position Title: Mechanical Engineer I Position Description: Protingent Staffing has an exciting contract Mechanical Engineer I opportunity located in Louisville, CO. Job Responsibilities: You will assist senior engineers in the analysis,...SuggestedContract workWork experience placementInternship$97k - $110k
...manufacturing or operational initiatives across NA plants. This role involves working closely with cross-functional teams—including engineering, production, and IT—to lead the identification of automation opportunities, define technical requirements, and ensure seamless...SuggestedWork experience placementRemote work- Provide technical solutions for mechanical systems, propulsion, and structures of moderate complexity. Collaborate with cross-functional... ...field and typically 2+ years of experience in mechanical engineering. Candidates must have a strong understanding of engineering principles...
$120k - $180k
Compensation: $120,000 - $180,000 / year Department: Engineering Location: Louisville, CO Description Stratom, Inc. is a mission‑driven... .... About the Role This role is intended for a senior mechanical engineer comfortable operating across concept development, detailed...Full time$144k - $186k
...roles offer wide ranging opportunities to have a demonstrable impact and enable a bustling space economy. Role As the Mechanical Engineering Manager, you would lead the mechanical team from concept designs to producing flight-ready hardware. We have multiple...Permanent employmentWork at officeFlexible hours3 days per week$104k - $140k
Senior Mechanical HVAC Engineer ABOUT USMatrix Technologies, Inc. has been a leading provider of engineering, automation, and systems integration services since 1980. Guided by 'The Matrix Way,' we value teamwork, collaboration, and fun. Recognized as a Top Workplace,...Full timeTemporary workFor contractorsCasual workWork at officeLocal areaImmediate startWork from homeFlexible hours$142k - $189k
...passionate, collaborative, energetic, and forward-thinking individuals to join our team. We are looking to add a Principal Mechanical Engineer to our team. If you are great at what you do, enjoy working in a startup environment, and are passionate about developing...Permanent employmentFull timeContract workWork experience placementLocal area$85k - $130k
...turn to for cutting-edge photonic innovation. At Excelitas Technologies you are how we EXCEL.We are currently seeking a Mechanical Design Engineer who will design and model tooling and equipment to support optical fabrication and coating processes.Main Responsibilities...Temporary work$70k - $100k
...A Day in Your Life at MKS:As a Mechanical Engineer at MKS Broomfield, you will partner with manufacturing, supply chain, sales, and customers to develop andsupport vacuum isolation valves, fittings, specialized mechanical systems, and heater systems products.You Will Make...Permanent employmentWork experience placementRelocation package$75k - $95k
...Short Description Bowman has an opportunity for a Mechanical Engineer II to join our team in Westminster, CO. At Bowman, we believe in creating opportunities for aspiring people to thrive and achieve ambitious goals. That's why a career at Bowman is more than a job...Hourly payWork at office$85k - $120k
...Short Description Bowman has an opportunity for a Mechanical Engineer III to join our team in Westminster, CO. At Bowman, we believe in creating opportunities for aspiring people to thrive and achieve ambitious goals. That's why a career at Bowman is more...Hourly payCasual workWork at office$85k - $120k
...Mechanical Engineer – Motion Safety At Justrite Safety Group, we're more than just a collection of industrial safety companies; we're a dynamic organization dedicated to protecting people, property, and the planet. Our ever-growing portfolio of companies collaborates...Temporary workWork at officeFlexible hours$75k - $123k
...highly automated manufacturing processes in a dynamic production environment. As a key member of the Manufacturing Engineering team, the Mechanical Engineer - Process will support daily manufacturing operations, drive continuous improvement, and lead high-impact engineering...Full timeFor contractorsWork at officeLocal areaImmediate start- ...how the world moves, operates, and automates. The Role You'll be working on the Scythe M.52 commercial mower as a mechanical design engineer helping move the product to the next level. As the product gets into the hands of more customers, each generation needs...Local area
- ...Vitesse Systems is looking for a Mechanical Engineer II to join the team in Longmont, Colorado! The Mechanical Engineer is responsible for designing and analyzing components and assemblies with a keen eye for structural integrity. The Mechanical Engineer will collaborate...Permanent employmentTemporary work
$96k - $130k
...Mechanical Engineer Position at nLIGHT DEFENSE Systems, Inc. Location: Longmont, CO (onsite) Experience: A minimum of 3+ years of experience working in opto-mechanical system design and integration. Minimum Education: Bachelor's Degree in Mechanical, Electrical or...Temporary workImmediate start$100k - $175k
...great quality of life inside and outside of work.Job Title:Senior Mechanical Design EngineerReporting To:Head, Engrg. Sect.Work Schedule:... ...Space Vehicles Group is looking for a SrMechanical Design Engineer to design, update, and support the development of our existing...Full timeRelocation packageMonday to FridayFlexible hours$82k - $118k
...Process Engineer Job Locations US-CO-Louisville ID 2026-26756 Number of People to Hire 1 Job Family Research & Innovation Level of Experience Experienced Professionals Short Intro and About the Job Job...For contractorsWork at officeLocal areaWork from homeFlexible hours3 days per week- ...Job Title: Senior Mechanical Engineer (III) Job Description: The Senior Mechanical Engineer will work with the program team to develop mechanical and electromechanical components and systems which meet customer and company requirements. Job Duties: Distill system...
$150k - $175k
...Position Title: Senior Mechanical Engineer FLSA Status: Exempt Department: Engineering Date: 2026 Reports to: Engineering Manager Location: Westminster, CO Wage Range: $150,000 - $175,000 + annual discretionary bonus Application close date: September...Temporary workFor contractorsWork at officeLocal area$35 - $45 per hour
...Job Title: Mechanical DesignerJob Description The Mechanical Designer will support ongoing product refresh and new product development... .... This role focuses heavily on SolidWorks 3D modeling, engineering documentation, detailed drawing creation, and product design...Contract workTemporary workShift work$35 - $45 per hour
...Job Title: Mechanical Designer Job Description The Mechanical Designer will support ongoing product refresh and new product development... .... This role focuses heavily on SolidWorks 3D modeling, engineering documentation, detailed drawing creation, and product design...Contract workTemporary workShift work- ...part of a team that is revolutionizing how the world moves, operates, and automates. Summary The primary responsibilities of a Mechanical Engineer include researching, planning, and designing mechanical and electromechanical products and systems for ASI's robotic unmanned...Local areaRemote work
$113k - $141.53k
...more sustainable future,we'repowering it. Apply now and energize your career with a true leader inglobalenergy.The High Voltage Engineering team provides pre-construction, construction, and commissioning engineering support for high-voltage facilities associated with renewable...Full timeFor contractorsRemote work$84k - $86.5k
...Entry Level Site/Civil Engineer Job ID 16249 # of Openings 1 Job Location US-CO-Louisville Category Hidden (14919) Relocation Assistance No Service Line IES Job Description Dewberry is currently seeking...Full timeTemporary workInternshipWork at officeLocal areaRelocation packageFlexible hours$130k
Compri Consulting is searching for a Sr. Mechanical Engineer for a direct hire position with our client headquartered in Boulder, CO. Summary Design, develop, and support mechanical products from concept through production, collaborating cross-functionally to deliver high...Local area$102k - $147k
Mechanical Engineer Join the Honeybee Robotics Motion Control team in Longmont, Colorado, and become part of a 40-year legacy as pioneers in space robotics. We specialize in creating advanced motion control solutions for NASA, defense, and commercial programs. Location...Permanent employmentTemporary workImmediate start
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