The former Bangladesh coach will have his second stint in the role, having been the Black Caps' bowling coach from 2008-10.
PCB must consider cancelling NZ Test in wake of earthquake
"Shane's been impressive with the structure he's brought to the bowling unit and we're pleased to be able to lock him into a long-term contract," head coach Mike Hesson said in a media release on Tuesday.
"His knowledge of all conditions and his overall experience has been evident during his time with us." New Zealand open their two-test series against Pakistan in Christchurch on Thursday
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