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 RoleThe 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.In this role, you will assist senior engineers in the analysis, design, and evaluation of mechanical systems and components. 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.
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.
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.
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 is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.
Skills Required
- Bachelor's degree in a related field or equivalent work experience
- 0-2 years of experience (typically entry-level)
- Basic understanding of mechanical engineering principles, standards, theories, and concepts
- Ability to apply technical principles to develop solutions for routine problems of limited scope
- Ability to work in a team and follow guidance from senior engineers
- Clear verbal and written communication of technical concepts and information
- Internship or co-op experience in mechanical engineering or related environment
- Familiarity with design, analysis, and test methods for mechanical systems, propulsion, structures, or environmental systems
- Familiarity with engineering CAD tools such as NX or SolidWorks, and detail drawing standards including GD&T
- Strong problem-solving skills and attention to detail
- Eagerness to learn and develop new skills in a collaborative environment
- Familiarity with manufacturing processes and material sciences
What the Team is Saying
Sierra Space Compensation & Benefits Highlights
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Retirement Support — Job postings indicate a 150% company match up to 6% of pay, which is comparatively strong among aerospace/tech employers. Other public materials have shown "up to 8%", so confirming the current formula is advisable.
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Healthcare Strength — Current postings list medical, dental, and vision as part of a "generous benefit package." Life insurance and related coverages are included alongside the core health plans.
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Wellbeing & Lifestyle Benefits — Employer profiles indicate mental‑health/EAP options and other typical wellness add‑ons. Additional perks such as company‑sponsored family events and access to Rocket Lawyer and ID Watchdog are also noted.
Sierra Space Insights
What We Do
Securing The Freedom of Operations 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.
Why Work With Us
At Sierra Space, you’ll find a supportive, respectful and upbeat culture where your opinions matter and your personal contributions have impact. If you’re thinking about your own next frontier, we’d love to help you explore it.
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