Sr. Principal Software Engineer: 8 Years with Bachelor's in related field of study, 6 Years with Masters, 4 Years with PhD or 4 additional years in lieu of a degree. US Citizenship with Active DoD Secret clearance with a reinvestigation date occurring in the last 6 years. Ability to obtain Special Program Access (SAP). Ability to team plan, execute, and manage the technical scope, and support leadership planning. Experience in software engineering, system design, software requirements, and test Experience with Agile and working in a cross-functional Scrum team. Experience performing Safety Critical Functional Thread Analysis (SCFTA) Experience designing for and writing requirements for Safety Critical Functions Experience with USAF Nuclear Surety (AFMAN91-119) and/or Cyber Certification Experience integrating multiple engineering specialties and stakeholders across multiple Integrated Product Teams and Suppliers Experience leading requirements, design, and integration of complex systems Bachelor's degree or higher in Science, Technology, Engineering, and Mathematics (STEM) Experience with the Atlassian Tool Suite including Jira and Confluence Proficient with DOORS, Cameo with the ability to write and decompose system requirements Ability to evaluate risks and tradeoffs and present solution options to management* Detailed knowledge of the Command and Launch system and mission objectives Ability to team plan, execute, and manage the technical scope, and support leadership planning. Experienced with verification planning and system buildup for Flight Tests Experienced using Model Based Product Line Engineering Concepts Experience with Agile and working in a cross-function Scrum team. Ability to team plan, execute, and manage the technical scope, and support leadership planning. Current understanding of software engineering best practices Experience in software engineering, system design, software requirements, and test