Ves was not entirely sold on the biological ultra-large cockpit thing, but he was willing to give Vector and Lady Romanda a chance to prove their combined work and vision.
Both of them had already reached the rank of Senior Mech Designer. That meant that they had overcome the initial struggles of a low-ranking mech designer and solved enough problems as Journeymen to reach a relatively mature stage of their progression.
Senior Mech Designers mostly knew what they were doing. They did not need any hand-holding. If they promised to produce a certain result, then it was perfectly fine to assume that they would deliver what they promised. At most, they might request a delay due to suffering unforeseen setbacks, but first-class mech designers of their caliber should never fail to complete their assignments.