▁East ▁German ▁Ministry ▁for ▁Def ence ▁and ▁Ar ms ▁Pro c ure ment ▁between ▁March ▁and ▁October ▁ 1 9 9 0 . ▁▁ ▁After ▁navig ating ▁the ▁political ▁up he av als ▁of ▁ 1 9 9 0 ▁he ▁served ▁between ▁ 1 9 9 1 ▁and ▁ 1 9 9 4 ▁as ▁parliament ary ▁under secret ary ▁in ▁the ▁German ▁Ministry ▁for ▁the ▁Environment , ▁Nature ▁Conserv ation , ▁Building ▁and ▁N uc lear ▁Saf ety . ▁▁ ▁His ▁subsequent ▁career ▁in ▁charge ▁of ▁the ▁Berlin ▁Water ▁Company ▁between ▁ 1 9 9 4 ▁and ▁ 1 9 9 9 ▁was ▁not ▁without ▁controvers y . ▁ ▁Life ▁ ▁Ber tr am ▁Wie cz ore k ▁was ▁born ▁into ▁a ▁Catholic ▁family ▁East ▁Berlin . ▁▁ ▁His ▁father ▁was ▁a ▁phys ician : ▁his ▁mother ▁an ▁opera ▁singer . ▁ ▁He ▁passed ▁his ▁school ▁final ▁ex ams ▁( A bit ur ) ▁and ▁qualified ▁for ▁work ▁as ▁a ▁chef ▁in ▁ 1 9 6 9 ▁before ▁he ▁moved ▁on ▁to ▁undert ake ▁his ▁military ▁service ▁with ▁medical ▁corps ▁of ▁the ▁National ▁People ' s ▁Army ▁(" N ationale ▁Volks ar mee " ▁/ ▁N VA ) ▁between ▁ 1 9 6 9 ▁and ▁ 1 9 7 2 . ▁▁ ▁After ▁that , ▁in ▁ 1 9 7 2 , ▁he ▁en rolled ▁as ▁a ▁medical ▁student . ▁ ▁In ▁ 1 9 7 3 ▁he ▁joined ▁a ▁political ▁party . ▁▁ ▁Am bit ious ▁young ▁East ▁Germ ans ▁generally ▁joined