This on-site role at General Dynamics Mission Systems in Pittsfield, MA, involves advanced systems administration for secure Information Technology Limited Access Area teams. The position focuses on maintaining and designing secure physical and virtual infrastructures, performing vulnerability scanning, system remediation, and OS patching to ensure compliance with strict government standards. Key responsibilities include managing RedHat Linux and Windows Server environments, implementing security controls, and serving as a technical point of contact for complex infrastructure issues. The opportunity is appealing for professionals seeking to work on cutting-edge national security projects using technologies like AI and cloud-native solutions within a collaborative, high-performance culture that values innovation and trust.