Network Engineer - Fortigate/Pfsense

Hi we are looking for a network engineer who can install and setup an open source firewall on which we can configure Network Policies per user programmatically via REST api. Our main use case : An user can connects to our platform/network but he/she can access only to the applications/IP addresses running on his Kubernetes namespace. User can be created/deleted automatically at any time via REST/programmatic API.