Flight Crew Multiengine; Flight Crew Air Transport Pilot (ATP); Flight Crew Instrument
Flight Crew Last 90 Days 140; Flight Crew Total 9000; Flight Crew Type 500
Situational Awareness
Ground Event / Encounter Loss Of Aircraft Control; Ground Event / Encounter Object; Ground Excursion Runway
Flight Crew Regained Aircraft Control
Aircraft; Human Factors
After landing on Runway XX on speed and centerline and slowing at brake application aircraft veered right while trying to correct; aircraft veered to left and departed runway surface on to packed snow. During exit; clipped taxiway sign. After taxiing to ramp there is no visible damage to aircraft. There are no other persons involved or anyone who witnessed the incident.
The reported indicated that the brakes on right side locked up; then  unlocked. Pilot was applying left brake at the time making the aircraft turn left and depart the runway.
C750 Captain reported losing control of aircraft after landing; hitting a taxiway sign and then continuing to the ramp.