Symons believes that his positive impact on the team has given the club little choice but to appoint him as permanent boss.
"I haven't checked my phone yet but I am very confident I'll get it. It has to be getting more difficult, with the team winning games, for the five-man panel not to see the obvious thing to do for this football club," he told BBC Sport.
"The chairman is over the week after next. I don't know what to expect, I understand the process but not when a decision will be made or how it will come about. Hopefully we'll find out sooner rather than later."
Fulham are back in action on Tuesday when they host Derby County in the fourth round of the League Cup.