His side will face Wales and Slovenia in March as friendlies against Belarus in May and Slovakia in June complete the UEFA Euro2016 preparations.
Away from International weeks, O'Neill hasn't stopped scouting and planning for the tournament in France. he said: ''It's very important to keep an eye on the players and i've seen alot of good performances recently. There's players in good form, scoring goals for their clubs.
''My main focus is now watching players on the periphery a little bit and there are places up for grabs...''
To hear about who O'Neill has watched recently, watch below: