Mechanical Engineer III - Ground Support Equipment

space station
ground support

Do you enjoy designing and developing innovative solutions to solve tough problems? Join our team to deliver technological solutions in a rapid and agile production environment.

Our Mechanical engineers research, design, develop, test, certify, deploy and improve cutting edge products and services. These cover a very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to orbital and space exploration systems.

You'll conceptualize and deliver complex mechanical structures and systems and your technical duties include the design and development of new products and processes throughout the product lifecycle.

Sierra Space, based in Louisville, Colorado with operations in Madison, Wisconsin and Durham, North Carolina, designs and manufactures advanced spacecraft, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government (including NASA), commercial customers and international organizations. Learn more about Sierra Space

As part of a diverse and hardworking team of engineers, you will:  

  • Internally design and analyze – OR – manage the outsourcing of ground support equipment (GSE) 

  • Author and review requirements documents, statements of work (SOWs), operation and maintenance (O&Ms) manuals, and verification documentation 

  • Author, review, and iteratively revise procedures for spacecraft operations 

  • Identify operational needs and translate them into custom support hardware 

  • Support the test team in integrated vehicle testing, and closeout operations. 

  • Support the launch site and launch team through spacecraft loading and launch   

  • Support the development of the concept of operations to facilitate efficient and safe processing of flight hardware 

  • Lead and provide floor support for procedure execution that utilizes Ground Support Equipment (GSE)


Success in this role will be dependent on strong hands-on experience, attention to detail, and excellent problem solving and people skills.  


  • Bachelor's of Science degree in Mechanical Engineering or related Engineering discipline and typically 5 or more years of relevant experience

  • Practical Knowledge of engineering principles and practices

  • Experience with Computer Aided Engineering tools

  • Operational or hands-on experience in fast-paced dynamic production or operations environment 

  • Familiarity working in multi-disciplinary design and development teams

  • Knowledge of industry-standard design principles, to include, but not limited to parametric design, model-based definition, material hardware and or electrical component selection, fabrication, manufacturing, and production processes  

  • History with authoring and/or executing written work instructions for building, testing, repairing, maintaining, and troubleshooting critical equipment



  • 5+ years of experience with spacecraft/payload operations, small/cube Sats, integration, manufacturing, or test environment working on electrical, fluid and/or mechanical systems.  

  • Experience using SOLIDWORKS, Creo, NX, ProEngineer, AutoCAD, CATIA or Enovia 3Dxperience software 

  • Experience with performing component and assembly level stress analysis and reporting results  

  • Working knowledge of ASME and Government standards 

  • Background in the Aerospace & Defense Industry 

  • Prior experience applying and interpreting Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5  

  • Experience in digital and analog circuit layout and schematic capture  

  • Understanding of the printed circuit board layout process and tools  

  • Experience with use or operation of heavy equipment and cranes 

  • Experience with spacecraft or aircraft operations 

  • Cleanroom operations and requirements, ESD, FOD 

  • Project management/scheduling working with Microsoft Office Suite (Word, Excel, PowerPoint, & Outlook, VISIO, MS Project), EVM, KPIs, QBDs 

  • Experience with non-conformances (NCs) and PLM software. 

  • The ability to obtain and maintain a Security Clearance may be required Learn more about the background check process for Security Clearances



To conform to U.S. Government international trade regulations, applicant must be a U.S. Citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State or U.S. Department of Commerce.

With 30+ years of proven spaceflight heritage, Sierra Space has provided more than 4,000 space systems, subsystems and components to customers worldwide, and participated in more than 500 missions to space, including to Mars. The company has technology in production and in development to enable space habitats for short- and long-duration space travel, a fleet of Dream Chaser spaceplanes, and the first free-flying commercial space station. Please visit to learn more about Sierra Space, its business areas, capabilities, programs, products and services.  

Physical/Mental/Emotional Requirements:

  • Frequently walk, sit, stand, climb stairs and steps
  • Frequently repeat same hand, arm, and finger motion many times to include finger and hand dexterity
  • Rarely lifting or carrying up to 20 lbs.

Working Conditions:

  • Rarely exposed to outdoor elements (high/low temperatures, sun, rain/snow, etc.)
  • Rarely exposed to fumes or hazardous chemicals/materials
  • Rarely exposed to loud noises

Referral Bonus:


Estimated Starting Salary Range: $91,154.71 - $125,337.72

Sierra Space offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

At Sierra Space, our mission is to dream, innovate, inspire and empower the next generation to transform humanity through technology and imagination. As an Equal Opportunity Employer, we welcome our employees to bring their whole selves to their work. Sierra Space is committed to fostering an inclusive, accepting, and diverse environment free of discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Contributions to Sierra Space come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.

Sierra Space logo
Sierra Space
United States, Louisville, CO
Posted 7d ago
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