This is a five-year contract to provide enhanced logistics and engineering support services for Caterpillar diesel engines used by the Navy, Military Sealift Command, and the U.S. Coast Guard. The work includes program management, technical support, logistics, training, and administrative support. The government intends to award this as a sole-source contract to Caterpillar, as they are deemed the only responsible source capable of fulfilling the requirements. Interested parties may still identify their interest and capability to the government for consideration. Responses must be submitted in writing via email to the specified contact.