Born in Santana do Livramento, Rio Grande do Sul, Claudiomiro made his senior debut with hometown side Grêmio Santanense on 12 April 1987, coming on as a substitute in a 6–2 Campeonato Gaúcho Segunda Divisão home win over Brasil de Quaraí, at the age of just 15.
[2] Claudiomiro made his debut for Peixe on 28 March 1998, starting and being sent off in a 2–1 Campeonato Paulista away loss against São Paulo.
After retiring, Claudiomiro became an assistant of Argel Fuchs (his teammate during his period at Santos),[5] working at Mogi Mirim, Guaratinguetá, Caxias (two stints), Campinense, São José-RS, Criciúma, Guarani, Botafogo-SP, Brasiliense, Oeste, Joinville, Figueirense, Red Bull Brasil and América de Natal.
[8] On 3 August of that year, after Serginho Chulapa left the coaching staff of the first team, Claudiomiro became the side's new permanent assistant manager.
[9] Claudiomiro was also an interim head coach of Santos during a 3–2 home loss against Flamengo in May 2023, after Odair Hellmann was sacked.