He attended a Marist Brothers (Spanish: Congregación de los Hermanos Maristas) school in Zaragoza, before completing his initial education at IES San Isidro after his family moved to Madrid.

He returned to his studies after the war and graduated as a Civil Engineer in 1942, as the second-placed student in a class of eighteen.

[1] Between 1942 and 1943, he studied Applied Geology and Soil Mechanics at the Technical University of Munich and TU Wien on a scholarship, returning to Spain in 1943.

[1] Amongst his research works, he published a study on the compressibility of clays, which he presented at the International Congress of Soil Mechanics in Zurich in 1953.

[9] His son, Javier Jiménez Sendín, is a professor of engineering and a notable researcher in the field of fluid mechanics and turbulence.