CeLeen, a Command Holdings operating firm, is seeking a senior Network Engineer for their Stuttgart, Germany location. This role focuses on designing, implementing, and maintaining complex network infrastructure with emphasis on security and scalability. The position requires expert-level knowledge in routing, switching, and network traffic analysis, working with technologies like Cisco ACI, MPLS, VPN, and various security protocols. The ideal candidate will have 8+ years of experience, CCNP certification, and an active Top Secret clearance. The role offers comprehensive benefits and involves occasional travel (11-20%). The company values diversity and gives preference to qualified Native Americans. This position combines technical expertise with leadership responsibilities, requiring both hands-on network engineering and team guidance capabilities. The role is critical for maintaining and improving the organization's network infrastructure while ensuring security and efficiency.