Sergio Daniel Órteman Rodríguez (born 29 September 1978) is a Uruguayan football manager and former player who played as a midfielder. He is the current manager of Bolivian club Aurora.

Born in Montevideo, Órteman began his career in Uruguayan club Central Español in 1997. In 2001, he was transferred to Olimpia of Paraguay. A year later, Órteman was part of the Olimpia team that won the 2002 Copa Libertadores (being selected as the most valuable player of the tournament) and the 2003 Recopa Sudamericana. Reflecting on being selected as the most valuable player, Orteman said “I was just thinking of hugging my teammates and partying with them. Today I am still proud of my teammates for helping me achieve the individual prize.” ^[1]

He then moved to Independiente of Argentina in 2004, but had difficulties making the first team due to several injuries. For the 2005–06 season, Órteman went on loan to Mexican side Club Atlas. In July 2006, Órteman went back to Independiente. In 2007 Órteman joined Boca Juniors, and won the Copa Libertadores 2007 playing some minutes during the tournament. In the 2007–08 season, he played for Racing Santander, and has moved to Grêmio FBPA in July 2008.

On 17 February 2009, Órteman scored his only goal for Grêmio from Olimpico Monumental Stadium, before the goalkeeper Danrlei de Deus Hinterholz, who saved Brazil Pelotas from traditional Southern team where it is a city in Rio Grande do Sul State, with great care Roberson by Campeonato Gaúcho soccer.

On 21 August 2009, unhappy with his situation at Grêmio FBPA, he ended his contract with the club gaucho. Afterwards he moves to Uruguay to play for CA Peñarol.^[2]

On 28 May 2010, shortly after signing Sergio Blanco of Nacional Montevideo, the Mexican club Querétaro FC signed Órteman of Peñarol.^[3]