A skilled filmmaker, Sebastian has a growing list of accolades including his award-winning short 'Bus Trip' (Focus on Ability Festival 2018), the ACT's first IGTV series 'The Red Thread' (Where You Are Festival) and winner of the ABC i-view 'Best Pitch' award for his project The Family at the 2020 Melbourne Webfest.

 In 2021, Sebastian was selected as one of six screenwriters from around the country to take part in the inaugural Emerging Writers Incubator. His paid 12-month career placement involved working in the development team at award-winning company Bunya Productions. The initiative is supported by SBS, Screen Australia, Screen Canberra and the Australian Writers Guild.