A Principal Security Adviser ( D-1 ) from the Security Section is redeployed to the Office of Special Representative of the Secretary-General to align the organizational structure with the strategic security advisory functions of the position . The Principal Security Adviser provides strategic security advice to the Special Representative and undertakes direct liaison and coordination with the highest levels of the Multinational Force in Iraq ( MNF-I ) , the Iraqi Government and other State entities and organizations involved with , and neighbouring , Iraq .