Panionios In August 2006, Sialmas signed a two-year deal with
Panionios from
Ethnikos Asteras. However, he didn't impress with his appearances as he scored 6 goals throughout two years.
Ethnikos Piraeus, PAS Giannina and Olympiakos Volos In July 2008, Sialmas signed a two-year deal with
Ethnikos Piraeus, which lasted for only one. Afterwards,
Giannina approached him and signed him, as PAS considered him to be a talented striker. Giannina fans loved him, something that intrigued the Volos club and that led
Olympiacos Volos to sign him on loan for 6 months.
AEK Athens On 30 May 2011 Sialmas signed a three-year deal with
AEK Athens on a free transfer keeping him at the club until 2014. Sialmas also chose the number 11 Jersey previously worn by former AEK player
Demis Nikolaidis. His skills and movements reminded ΑΕΚ fans of Nikolaidis and many of them compared the two. Sialmas scored two goals against
Levadiakos and helped AEK to win 0–2. He was also given the MVP award.
Khazar Lankaran In the summer of 2012 Sialmas signed for
Azerbaijan Premier League side
Khazar Lankaran on a one-year contract. Sialmas scored six goals in 24 games in all competitions for Khazar, as well as reaching the
2012–13 Azerbaijan Cup final. In the final the game went to penalties after finishing 0-0 after extra time, Sialmas took and missed the opening Khazar penalty, resulting in
Neftchi Baku winning 5-3 on penalties. Sialmas was released at the end of his contract in the summer of 2013.
Platanias On 12 December 2013 Sialmas signed for
Super League Greece side
Platanias on a -year contract.
Ceahlăul Piatra Neamţ In January 2015, Sialmas decided to stay abroad, although he had offers from Greek Super League clubs to be repatriated. The Greek striker will continue his career in
Ceahlăul Piatra Neamţ for the next six months, which struggling for remaining in the first division of the Romanian championship.
Akropolis In March 2016, Sialmas moved to Swedish side
Akropolis IF.
Panachaiki In August 2016, Sialmas agreed with
Panachaiki, a club playing in Greek 3rd Division.
Trikala On 30 August 2017, he moved to
Football League side
Trikala. On 21 September 2017, he made his debut and scored his first goal, with a beautiful bicycle kick, in a 3–1 away win against
Sparti for the
Greek Cup. However, before the final whistle he was injured and one day later the medical diagnosis confirmed that he had suffered a cruciate rupture. He is expected to return in five months. On 13 May 2018, in the second game following his recovery from his injury, he came in as a substitute and scored with a stunning bicycle kick in a 1–0 home win against
Aiginiakos. One week later he scored with an amazing 30-yard shot in a 1–0 away win against
Kallithea.
Irodotos On 29 December 2018, following his release from
Trikala, he joined
Irodotos on a free-transfer. On 10 February 2019, he scored his first goal for the club with an impressive bicycle kick equalizing the score in an eventual 1–1 home draw against
Iraklis. One week later, he equalized in a 1–1 away draw against
Aittitos Spata, securing a precious point for his team in the battle to avoid promotion.
Australia and later career On 20 June 2019
Gladesville Ryde Magic confirmed, that they had signed Sialmas. However, he was presented as a new Nafplio 2017 player in Greece on 16 September 2019. One month later, he joined
Asteras Vlachioti. ==References==