Sesko's goal before halftime proved the matchwinner as United triumphed 2-1 on the night.
He said at the final whistle: "It feels amazing. It was tough because we knew we faced a difficult team but we managed to hold the score until the end and we deserved the victory.
"It's very important the way we start the game. It gives the crowd extra energy and we used it. We scored two goals.
"I'm feeling better from game to game. I am connected more with the team."
On being within touching distance of Champions League football, Sesko added: "We have to push until the last minute. It's important to bring the energy we brought today and we believe we can manage it."
