What You'll Get To Do: The Sentinel program has an exciting opportunity for a Human Factors Engineer (HFE) / Principal HFE - to join our team supporting activities including design for maintainability, human machine interface development, requirements management, operator workstation design, CONOPS support, task analyses, verification & validation, analyses and collaboration to facilitate equipment selection, design and arrangement; user group collaboration and working groups; compliance with specified sections of MIL-STD-1472G; collaboration across IPTs; and coordination with the customer and user community. Human Factors Principal Engineer (T03 Level): Educational background in psychology, human factors, user experience, graphic design, industrial design, or HCI-related field from an accredited university, and at least 5 years of related experience with a bachelors; OR at least 3 Years of relevant experience with a master's degree; OR 1 Year with a PhD degree.