He was appointed as Assistant Secretary General of the Department of the Taoiseach in 2007 , during which time he served as head of the Northern Ireland and international affairs division , the corporate affairs division and the economic and social policy division .
PRON AUX VERB ADP PROPN PROPN PROPN ADP DET PROPN ADP DET PROPN ADP NUM , ADP DET NOUN PRON VERB ADP NOUN ADP DET PROPN PROPN CCONJ ADJ NOUN NOUN , DET ADJ NOUN NOUN CCONJ DET ADJ CCONJ ADJ NOUN NOUN .