4 principle developer jobs at 3 companies in Ault, CO

3w
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Software Engineer II
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$94k-$130k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
2+ YOEBachelor's in CS or related,2+ years software development experience,proficiency in C++,Java,Python,knowledge of engineering principles,ability to work in multidisciplinary teams.
C++, Java, Python, C, C#, HTML, Bash, RTOS, AI/ML
1mo
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Software Systems Engineer II
Centennial or Louisville
$106k-$145k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
2+ YOEBachelor's degree (or equivalent), 2+ years related experience, strong programming skills, software development principles, Agile experience, Git proficiency, and ability to obtain/maintain Secret U.S. security clearance; U.S. citizenship required.
DOORS, Rhapsody, NoMagic, MATLAB, Git
1mo
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Principal Mechanical Engineer
Louisville, Colorado, United States
$167k-$230k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
12+ YOEBachelor's (or equivalent) and typically 12+ years' mechanical engineering experience, expertise in mechanical engineering principles, ability to obtain and maintain a U.S. security clearance, and experience leading design, analysis, integration, and test efforts.
NX, SolidWorks, ANSYS
4w
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2026-2027 Colorado/Utah Entry-Level Engineer
Denver or Salt Lake City or Fort Collins
OnsiteFull Time
The Whiting-Turner Contracting Company
The Whiting-Turner Contracting Company: A national general contractor providing construction management and project delivery services.
Bachelor's in engineering, engineering technology, or construction management; knowledge of engineering principles; effective verbal and written communication; ability to read drawings and coordinate construction work.