Working in New Zealand - Work and Travel visa

Hello,
I come from Hanover Germany and go with a work and travel visa to New Zealand in November until May.
Starting in Auckland. I planed to stay the first time in Auckland, when i find a job in my business. Otherwise i would travel to any other city in NZ. If somebody have a job for me oder knew a job, Please send me a message.

My qualification is german "Meister" of Refrigeration Mechanic and i search jobs in refrigeration or electric business .
I worked since 7 years in my job. I starts in a company who repairs walk-in refrigerator and all cooling machines around the gastrostomy, heating-pumps and home air-conditioning. Currently i work in a company who repair much air conditioning's, heating-pumps and water chiller from little one up to megawatts.

I hope somebody can help me to find a job.:)

Bye
Michael