House Democrats are demanding body camera footage and answers from DHS and ICE, arguing the agencies have yet to back up their public account of the encounter.
The Homeland Security Information Network is used by government, international and private sector partners to share sensitive but unclassified information.
The nominee would take charge of an agency with billions in new resources and an expanding role in carrying out the administration's deportation agenda.
The DHS inspector general found that agents routinely used personal phones for official work, including during protective operations, because government-issued devices lacked key capabilities.
After negotiations over enforcement restrictions collapsed, lawmakers approved $70 billion, funding that will give the Trump administration resources to continue its immigration crackdown through nearly the end of the president's second term.
The watchdog found contracting missteps, health lapses and oversight breakdowns at a Texas immigration facility, raising concerns as the federal government moves ahead with a far larger detention expansion.
The Senate moved the package forward after bipartisan talks over immigration enforcement restrictions collapsed, clearing the way for House consideration of the funding measure.
A longtime DHS official with prior ties to Obama-era immigration enforcement and private detention work is stepping back into a top role at a pivotal moment for the agency.
Cameron Hamilton, who was removed after publicly opposing efforts to eliminate FEMA, would return to lead the agency as the administration pushes states to take on a larger disaster response role.
The Professional Services Council also reported that several contracting companies faced the threat of closure due to missed reimbursements from the government as a result of the funding lapse.
House Republicans’ push to change a Senate funding bill is slowing efforts to end the DHS shutdown and raising the risk of missed paychecks for federal workers.
Democrats highlight cases of U.S. citizens harmed in immigration enforcement actions during a House hearing that Republicans largely boycotted and key Trump officials skipped.