Born in Hebburn, County Durham, Sibbald progressed through the Leeds United youth system.

He helped the youth team win the Jr European Cup before turning professional in January 1965.

[1] He was unable to affirm a regular place in the first team due to Paul Reaney being the first choice right back, and after making two league appearances, he joined York City in February 1969.

[1][2] He was captain for the 1969–70 season, but after losing his place in the team, joined Southport in July 1971 following an initial two-month trial.

[2] He joined the Los Angeles Aztecs of the North American Soccer League in 1975,[2] making 22 appearances and scoring three goals for them before rejoining Southport in the same year.