NETBOX implementation & integration

We want to deploy netbox nms and replace our old nms. We need to have a netbox as a fully automatic nms solution with this reqired functions: Device online status, contacts per site or device, credentials, documents, keys, contacts per device, device config backup, zabbix integration, grafana integration, ansible and napalm integration fo be able to configure switches (cisco, huawei), mikrotik routers, ubiquity rocker aps, huawei olts.
We prefere europiam partner.
We are,looking for long term cooperation.
As last step will be the device database miggration from our old NMS that uses mysql to store db