Galván started his career with Lanús in the Argentine Primera in 2000, he had a short spell with Mexican side Morelia before returning to Lanús. In 2003, he had a short spell with Beira-Mar in Portugal before returning to Argentina to play for Olimpo de Bahía Blanca between 2003 and 2005.
Galván's professional journey began at Lanús in the Argentine top division in 2000. He made a brief detour with Morelia in Mexico before returning to Lanús. In 2003, he had a temporary stint with Beira-Mar in Portugal before returning to Argentina to play for Olimpo de Bahía Blanca from 2003 to 2005.