No, it's not, not a straightforward work visa.
If you were the partner of a NZ national and had been living with them for a provable amount of time, you could apply for a partner-sponsored temporary work visa.
http://www.immigration.govt.nz/migra...milystream.htm
Or if you have qualifications and experience for a skilled career, you could apply for Residence under the Skilled Migrant Category.
http://www.immigration.govt.nz/migra...nt/default.htm
See the links for the requirements for each of those.