geocgi is looking for a ArcGIS Enterprise Administrator to provide technical support for the NATO Communications and Information Agency (NCIA) Geospatial Services Branch. The ArcGIS Enterprise Administrator will be responsible for modernizing NATO’s enterprise GIS system throughout the region. The ArcGIS Enterprise Administrator will install/upgrade, configure, test, and document ArcGIS Enterprise from version 10.8 to 11.3 and again thereafter; upgrade and manage ArcGIS Server; upgrade and/or migrate Portal for ArcGIS content, and administer enterprise geodatabases. Information technology environments are anticipated to be on-premises and then Azure cloud. This position includes significant support around load balancing, IIS, firewall configuration, network hardening, DNS configuration, patch management, sFTP/FTP, security policy configuration, and best practices.