Alistair performance for Sydney Olympic earns him a loan move to English club, Brighton & Hove Albion for the remainder of the 1989–90 Division Two season.

After returning from his loan spell at Brighton & Hove Albion, Alistair joined Singapore FA in 1990 where he form a potent partnership with compatriot, Abbas Saad which resulted to a strong finished in the league and cup, by finishing runners up to Selangor in the Semi-Pro League 1 and runners up in the Cup final in 1990.

Alistair was then announced as the head coach of the newly created Australian side, Western Waves but limited resources forced them to dissolvement the following year.

Edwards, along with Paul Okon and Alex Tobin was awarded one of the inaugural FFA Elite Coach Development Scholarships in 2008.

As part of his scholarship he spent one month in the Netherlands on attachment with Louis Van Gaal at AZ Alkmaar and Han Westrhoff at Vitesse Arnhem.

In 2008, Edwards was invited to Cambodia to conduct an Elite Coach Development Course on behalf of the Australian Sports Commission.

In August 2009, Edwards was appointed to the position of FFA Assistant Technical Director working alongside Dutchman Han Berger.

[4][5] After working as a football pundit in Singapore, in January 2015, Alistair became the technical director of the Bangi-based team Real Mulia, who play in the 2015 Malaysia's FAM League.

Whilst playing for Perth Glory, Edwards graduated with an MBA from Edith Cowan University and also entered Local Government Politics when he was elected onto the Cockburn City Council from 2002 to 2006.

In May 2015, Alistair was appointed as the football commentary for Astro Arena until August 2017 where at that time, he was the Sporting Director of Johor Darul Ta'zim.