Raytheon (RTX) is a global aerospace and defense company with 185,000 employees. We bring 100 years of experience and engineering expertise to protect national and allied security. This onsite role in Arlington, VA for a Principal Operations Research Analyst/Systems Engineer requires active U.S. citizenship and a current Secret DoD clearance. What You Will Do Develop, analyze, and assess system operations and results specific to both internal RTX and external customers in the operational domains of maritime, land, air, space, and C2. Use Raytheon proprietary software, analytical tools and methods, campaign analysis, and systems-level visualization to describe results and recommendations to the customer. Develop and visualize solutions to worldwide challenges that favor our warfighters. Develop and integrate computer models and simulations that capture systems-of-systems effects in varied and complex threat environments to generate virtual or analytical solutions, identify technology ga...