Louzer began his managerial career with his first club Paulista's youth setup in 2016, being promoted to assistant of the first team in the following year. In February 2017, he was announced assistant of another club he represented as a player, Guarani. On 3 January 2018, Louzer was appointed manager of Guarani. On 19 April, after leading the club to a
Campeonato Paulista Série A2 title, he renewed his contract for a further year. in 2018 Louzer was sacked on 13 November 2018, and was subsequently in charge of
Vila Nova and
Coritiba during the 2019 season. On 17 February 2020, he was named manager of
Chapecoense. Louzer left
Chape on 14 April 2021, after winning the
2020 Campeonato Catarinense and the
2020 Campeonato Brasileiro Série B. The following day, he was named manager of fellow top tier side
Sport Recife. On 23 August 2021, Louzer left Sport on a mutual agreement. The following 22 February, he took over
Atlético Goianiense also in the first division. On 15 May 2022, Louzer was sacked after a poor start in the
2022 Série A. On 22 June, he replaced
Eduardo Baptista at the helm of fellow top tier side
Juventude, but was himself dismissed on 3 October. On 5 November 2022, Louzer was named in charge of
CRB in the second division for the 2023 season. Despite winning the
2023 Campeonato Alagoano, he was sacked on 27 May 2023, after a poor start in the
2023 Série B. On 13 June 2023, Louzer returned to Guarani, replacing
Bruno Pivetti. Sacked the following 9 February, he returned to
Chape two days later. On 4 August 2024, Louzer left Chapecoense to return to Atlético Goianiense the following day. On 29 October, however, he resigned, and returned to CRB on 30 November. On 27 March 2025, despite winning the year's
Campeonato Alagoano, Louzer left CRB by mutual consent, and took over fellow league team
Novorizontino nine days later. On 25 August, he was sacked from the latter after five winless matches, and returned to Vila exactly one month later. On 18 March 2026, after being knocked out of the
2026 Copa do Brasil, Louzer was sacked by Vila Nova. ==Managerial statistics==