SciTec, Inc. is seeking a Staff/Sr Staff Systems Engineer to join their team working on Next-Generation Missile Warning software. This role involves developing and implementing engineering processes for Overhead Persistent InfraRed (OPIR) sensor data processing systems. The position offers an opportunity to work on critical national security objectives within a collaborative environment. The role combines systems engineering with software development, requiring expertise in MBSE, SysML, and various programming languages. The company provides comprehensive benefits including ESOP, fully-paid insurances, and profit sharing. With locations across multiple US cities and a salary range of $96,000-$140,000, this position requires US citizenship and the ability to obtain security clearance. The ideal candidate will have at least 5 years of experience and strong technical and communication skills. This is a unique opportunity to contribute to national defense while working with cutting-edge technology in a dynamic small business environment.