- Northrop Grumman (Huntsville, AL)
- …and Missile Defense Systems offers an exciting career opportunity for a Sr . Principal Engineer Systems - Systems Engineer-Interface Engineer (25-277) to ... + Message formatting (eg, **XML, VMF** , etc.) + Physical/ network specifications and models, to include the **ISO OSI**...and models, to include the **ISO OSI** model + Physical/ network topologies and devices + Network protocols… more