**MANTECH** seeks a motivated, career and customer-oriented **Senior Network Administrator** to join our team in **Guantanamo Bay, Cuba** .

**Responsibilities include but are not limited to:**

+ The Senior Network Administrator leads the design, implementation, and maintenance of complex network infrastructure across multiple security domains, including classified networks, ensuring high availability and robust security
+ They possess expert-level knowledge of advanced networking protocols, security best practices, and infrastructure technologies
+ They manage complex network infrastructure devices, implement and enforce network security policies, configure advanced access control lists (ACL), and leverage software-defined networking (SDN) solutions
+ They conduct advanced system troubleshooting, implement comprehensive backup and recovery strategies, and ensure the high availability and resilience of critical network services
+ They lead the developme...