In May 2018, he was one of 33 cricketers to be awarded a national contract by Sri Lanka Cricket ahead of the 2018–19 season. In December 2018, he was named in Sri Lanka team for the 2018 ACC Emerging Teams Asia Cup. On 23 June 2018, Vandersay was sent home by Sri Lanka Cricket (SLC) after a breach of his player contract regarding disciplinary issues. He was in the Caribbean at that time, but did not play any matches. During the press release, SLC reported an "incident" following which this decision. The following month, he was handed a one-year suspended sentence and a 20% fine of his annual contract.
