Some engineering, technical, and waterfront positions may require the ability to physically access a wide variety of work sites, including those aboard ships under various stages of construction or overhaul, including the use of vertical and inclined ladders, and may involve limited kneeling, stooping, standing, etc. The largest supplier of U.S. Navy surface combatants, we're simultaneously building four classes of ships and have pioneered the development and production of technologically advanced, highly capable ships for the surface Navy fleet for decades.