Program Executive Office Integrated Warfare Systems (PEO IWS) is one of seven PEOs within Naval Sea Systems Command (NAVSEA). IWS is the only PEO charged with the specific mission to develop, deliver and sustain operationally dominant Combat Systems to the United States Navy and our maritime allies. In short, we are the world's premier maritime Combat Systems engineering and acquisition organization, providing "Sea Power to the Hands of our Naval Force."