 Kọ itẹsiwaju fun paragirafi yii - Lamb ni igbega si ọmọ-ogun ni ọjọ 8 Oṣu Kẹsan ọdun 1974, olori ni ọjọ 8 Oṣu Kẹta ọdun 1979, ati ni ọdun 1981 o darukọ rẹ ni Awọn ifiranṣẹ fun iṣẹ ni Northern Ireland. Ní ọdún 1988 ni Ọbabìnrin ṣe ayẹyẹ ọjọ ìbí rẹ tí wọn sì yàn án gẹgẹ bí Ọmọ ẹgbẹ Orílẹ-èdè Ilẹ Gẹẹsì MBE. O ni igbega si alaga-olori ni ọjọ 30 Oṣu kejila ọdun 1990 pẹlu ọjọ ori lati ọjọ 30 Oṣu Karun ọdun 1990, o si paṣẹ 1st Battalion the Queens Own Highlanders lati 1991 si 1993. Ni ọjọ 26 Oṣu Kẹrin ọdun 1994 o ti yan ni Oṣiṣẹ ti aṣẹ ti Ijọba Gẹẹsi OBE fun iṣẹ rẹ ni Ogun Gulf ni ọdun 1991, o si funni ni Iyin ti Queen fun Iṣẹ Iṣẹ Iṣẹ fun iṣẹ ṣiṣe. : ní Northern Ireland ní ọdún 1993. O ni igbega si ọgagun ni ọjọ 30 Okudu 1994, ati brigadier ni ọjọ 30 Okudu 1996, nigbati a yan ni Alakoso ti 5th Airborne Brigade. Lẹyìn náà, ó lọ dara pọ mọ àwọn òṣìṣẹ ti Joint Services Command and Staff College. Lati ọdun 2001 si 2003 o ṣiṣẹ bi Oludari Awọn Ẹgbẹ Pataki. 