Tuesday was the first time Waltz faced lawmakers since mistakenly adding a journalist to a private Signal chat used to discuss sensitive military plans.
Veterans visited congressional offices this week to deliver messages of concern over recent Pentagon moves targeting the roles of women in the military.
The service, which will oversee the upgrades, hasn’t provided details on the scope or schedule of the modifications or confirmed who will perform the work.
The spending plan for Veterans Affairs next year is up significantly from current levels but is about $1 billion less than what the White House wanted.