Another job that may interest somebody...
https://www.seek.com.au/job/56036106?savedSearchID=a52f65ba-a1de-11e8-93a9-231575f72775&tracking=JMC-SAU-eDM-JobMail4.02-3882
Type: Posts; User: Cigar
Another job that may interest somebody...
https://www.seek.com.au/job/56036106?savedSearchID=a52f65ba-a1de-11e8-93a9-231575f72775&tracking=JMC-SAU-eDM-JobMail4.02-3882
Chelsea
This may of interest?
https://www.trademe.co.nz/a/jobs/agriculture-fishing-forestry/other/waikato/otorohanga/full-time/listing/3443800577?bof=sNyFqfwb
Certificates etc required probably depends on whether they are considered a contractor or an employee.