Hello Dear,
I am a professional network engineer and I have a Cisco CCNP certificate. I have great experience in both PFSENSE and OPNSENSE. Also, I have great experience in various network technologies such as VLAN, STP, OSPF, EIGRP, BGP, MPLS, etc.
We can discuss it further, let me know if you are interested.
Regards,
Ahmed Fakkar