Link Solutions is seeking a Network Administrator (Senior-Level) to join our team at Aberdeen Proving Ground, MD. Must be a US Citizen. Must have an active DoD Top Secret Clearance. Non-remote (relocation incentive available). The Network Administrator (Senior-Level) will be responsible for supporting the Army Research Laboratory in Aberdeen Proving Ground, MD. This position will require a deep understanding of enterprise network architecture, Layer 2/3 switching, routing protocols, and network security standards. You will be responsible for the installation, configuration, maintenance, performance, and security of the network infrastructure in accordance with DoD and ARL IT policies. Join a team of dedicated professionals at an industry-leading organization, where you will have the opportunity to work on innovative projects that contribute to national security. This position offers significant opportunities for career advancement and professional growth while supporting critical missions and operations.