Welcome to
Sierra Technical Services

Sierra Technical Services, Inc. (STS) Designs, Engineers, and Manufactures composite aircraft and components using next generation materials and processes for government and commercial customers. 


STS digital tools and workflow enable rapid development and manufacture.  Digital models created for fabrication, assembly and analysis also support long-term maintenance and sustainability objectives.  


High quality materials and processes that exceed industry standards help our clients meet aggressive timelines, lower the cost of prototyping and make early low-rate production possible. 


STS multi-disciplined Aerospace, Structural, Design, and Mechanical Engineers, in conjunction with our experienced systems technicians, are capable of delivering unmanned aircraft from concept to first flight.

New open position

EH&S Facilities Manager