Set sous vide machine to 52C/125F.
Season the salmon with salt and pepper (or seasoning) to taste. Place the salmon in a sous vide bag, and remove the air through a vacuum sealer or the displacement method. Drop salmon in the bath for 45 minutes.
Remove bag from bath. Gently take salmon out of the bag, pat dry and lightly re-season with seasoning.
Heat medium size skillet on high and add oil. Sear the fish skin side down for 1 minute, flip the salmon and sear for 30 seconds - 1 minute fish side down. Remove from pan, serve and enjoy!