Manchester United will wrap up a disappointing campaign away to Crystal Palace on Sunday, in what will be interim boss Ralf Rangnick's last game in charge.
The Austrian soccer federation said that Rangnick will start working with Austria in late May ahead of a Nations League game against Croatia on June 3.
Rangnick has been in interim control of United since late November and will be replaced as manager by Erik ten Hag at the end of the season.
The World Cup winner, who is a free agent from July 1, came off with a calf problem early in Tuesday's chastening 4-0 loss at Liverpool, which makes a top-four Premier League finish unlikely.
Interim manager Ralf Rangnick further confirmed that Manchester United will be without five players for Tuesday's clash with Liverpool at Anfield.
There was a heavy security presence around United's Carrington training ground on Friday after around 30 fans congregated with an anti-Glazer banner before the gathering was dispersed by the police.
United fell to fifth place, a point behind West Ham, which was a 1-0 winner over Watford on Tuesday.
Ronaldo was absent because of a hip injury that Rangnick described as “minor,” and United was fairly lacklustre as an attacking force at Old Trafford.
United stayed in seventh place, 22 points off leader Manchester City and four off the top four after the most worrying display yet under Rangnick.
There were no immediate changes from Rangnick in the line-up as he named an unchanged side from Thursday's 3-2 win over Arsenal.
Carrick was taking charge for the final time as caretaker manager with new interim boss Ralf Rangnick watching from the stands.
Rangnick, who was manager of sports and development at Russian club Lokomotiv Moscow, had to wait for a work permit to begin his role at Old Trafford..
United is planning to hire a permanent manager in the offseason, at which time Rangnick will take up a “consultancy role for a further two years,” the club said.