He remained with the Rebellion, transferring to serve as Senior Logistics Officer at Echo Base on Hoth. In that position, all new personnel arrivals at the base reported to him. In 3 ABY when Han Solo prepared to leave the base with his Tauntaun to search for Luke Skywalker, who had recently went missing, Jamiro warned Solo that his Tauntaun would not make it very far before dying.
The New Republic Forces quickly discovered Thrackan Sal-Solo, and former Senator Pwoe, as well as members of the Peace Brigade. The mission proceeded well, despite some minor delays, until the arrival of enemy reinforcements by space. Lowbacca and Jaina, who had felt the threat a few moments before, had made them hurry, but they needed all the coolness of General Jamiro, capacity of the Jedi Jaina and Lowie, and shooting accuracy of the Twin Suns Squadron, in order to make it out alive and leave with their prisoners.