Sigma Defense seeks a subject-matter expert with 10–15 years of Surface Navy experience to provide technical training, certification recommendations, and operational guidance on Ballistic Missile Defense (BMD) capabilities for the Pacific Fleet. The role requires a TAO Letter qualification, deep expertise in BMD watch-team training and tactical warfare planning, and the ability to brief senior flag-level leadership.… Responsibilities include reviewing training plans, producing weekly briefs, managing certification schedules, conducting process-improvement workshops, and generating BMD operational messages and standing orders.