Secure, sustain, and optimize DoD training systems by performing system upgrades, integrating applications, and enforcing DISA STIG configurations. Support RMF/ATO activities and vulnerability scanning (ACAS), manage vCenter/VMware, Windows servers, Active Directory, DNS, and log aggregation. Troubleshoot software issues, implement technical controls, and ensure compliance with DoD RMF, FISMA, NIST 800-53, and DoD SRG requirements.