This hybrid Linux and Unix Systems Administrator role supports a Research, Development, and Testing and Evaluation team in Dahlgren, Virginia. The position involves managing servers and workstations across classified and unclassified networks, performing system modifications to enhance performance, and providing technical consulting to scientists and engineers. Key duties include overseeing hardware acquisitions, managing software licenses and backups, and ensuring seamless user access and support. The role offers the opportunity to collaborate with a dynamic team in a high-impact environment while working four days on-site and one day remotely. Candidates must hold an active security clearance and relevant certifications to meet defense standards.