These are tests you take to show a certain level of competency. I'm already planning to add some more soon!
VMware
VMware Certified Associate
Datacenter Virtualization version 5
VMware Certified Professional
Datacenter Virtualization version 5 (version 6 is in my 2016 goals)
Network Virtualization (version 6 is in my 2016 goals)
VMware Certified Advanced Professional
Datacenter Design version 5 (version 6 probably early 2017)
Datacenter Administration version 5 (version 6 is called Deploy, I took the beta)
Cisco
Cisco Certified Network Associate (version 200-120 is in my 2016 goals)
Linux
Linux Foundation Certified System Administrator (is in my 2016 goals)