Tresha Lacaux is Chief Engineer for Boeing Commercial Airplanes Structures Analysis. She started her career in fuselage structural analysis in 2006.

In 2015, she was recognized as a "Modern Day Technology Leader" at the Black Engineer of the Year Awards. She has also been recognized within Boeing, with awards for innovations to manufacturing issues of the composite Wing-to-Body Fairing panels on the 767-2C Tanker (2011), and for developing automation tools.

Before taking on her current role, she led structures for vehicle level analysis methods and tools, and managed more than 75 engineering and management direct reports, earning the Boeing Engineering Team of the Year nomination in 2016.

Lacaux is the co-inventor of a composite material with high and low thermal conduct arranged in thick films or as an array of small particles that block heat quantum mechanically by wave interference.