Simplify the following text for a Grade 7 native English-speaking person.
Original: LuÃ s Miguel Brito Garcia Monteiro , simply Miguel , OIH ( born January 4 , 1980 in Lisbon ) , is a Portuguese footballer who plays for Valencia CF in Spain , mainly as a right defender .
Simplified: Miguel Monteiro ( born 4 January 1980 ) is a Portuguese football player . He plays for Valencia and Portugal national team .