Senior Mechanical Structures Engineer (Space Propulsion) - TS
Frontdoor Defense
Louisville, KY · Posted November 9, 2026
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Where Louisville, KY ranks
Where Louisville, KY placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #2Best cities for professional services pay after cost of living$155k · of 25
- #4Cities with the most jobs that do not need a four-year degree in the Southeast251 jobs · of 72
- #4Cities hosting the most business conferences in the Southeast18 conferences · of 21
- #5Best all-round cities for new graduates in the Southeast62 / 100 · of 33
- #6Cities where the biggest share of jobs do not need a four-year degree19% · of 100
- #6Best cities for software and engineering jobs in the Southeast395 openings · of 65
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
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- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
AI use among aerospace engineers is little observed so far. Measured exposure for aerospace engineers: 8% (little observed).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
About the job
Sierra Space Corporation is seeking a Mechanical Engineer III (structures) to lead the mechanical structures package for a space propulsion system from concept to verification. The role requires independent work under general direction, ownership of discrete technical ...