Kammala wannan jumla: A shekarar 2018 Ericsson ya ci gaba da zama a Sauber, wanda ya zama Alfa Romeo Sauber F1 team a cikin haɗin gwiwa tare da kayan motar. Tare da shi yana da sabon abokin aikinsa Charles Leclerc. A Babban Prix na Bahrain, Ericsson ya gama a matsayi na tara, inda ya zira kwallaye na farko tun bayan Babban Prix na Italiya na 2015, bayan jimillar tsere 49 ba tare da zira kwallaye ba. Daga nan sai ya ci gaba da maki a gasar Austrian, Jamus, Belgium,
Amurka da kuma Mexican Grand Prix. A gasar Grand Prix ta Italiya, Ericsson ya sami hatsari mai saurin gudu a horo na biyu a Turn 1, tare da batun DRS wanda ya sa motar ta rasa iko kuma ta buge bango inda aka yi gudu. Ericsson ya buga bango sosai, kuma ya juye sau 3 kafin ya huta a kan dukkan ƙafafun amma ba a ji rauni ba.