Position Requirements: * * * -Must currently have and be able to maintain a TS/SCI Clearance with Poly* * * -One of the following DoD approved certifications is required to meet the category/level IAT-2 (DoD 8570) requirement for this position: Security+ CE, GSEC, SSCP, CCNA-Security, CISA, CISSP (or Associate), CASP+ CE, GCIH, GCED, CCNP Security, CySA+, or GICSP.-Required * * -Solid Linux (CentOS, RedHat, and Oracle Linux).* * * -The servers are a combination of physical servers and virtual machines in several different environments: Physical servers – located on multiple networks in various server rooms EDC (Enterprise Data Center) - The EDC still consists of both VMs on VMware infrastructure and Solaris systems.