MANTECH seeks a motivated, career and customer-oriented Senior Network Administrator to join our team in Key West, FL .
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 development and maintenance of detailed network documentation, provide expert technical guidance and mentorship to Junior and Mid-Level Administrators, and conduct in-depth research on emerging technologies
 - They contribute to the development and delivery of specialized network security training and awareness programs, promoting a culture of security awareness
 - The Senior Network Administrator provides direction and mentorship to subordinate staff
 
Minimum Qualifications :
BA / BS in field necessary to assume Senior Network Administrator duties or 4 years of additional experiene in lieu of a degree9+ years of experience 5+ years of position-specific relevant experience.Deep understanding of network design, implementation, and troubleshooting.Specialized knowledge in areas like network security, cloud computing, network automation, or specific protocols may be required.CompTIA Network+ and Security+, Cisco Certified Network Professional (CCNP), or other vendor-specific certifications.Desired Qualifications :
Master’s degree in a network engineering, cybersecurity, or information systems, or a related field. Experience supporting DoD programs and with cloud-based technologies.Experience with military / diplomatic operations working within a J-6 / G-6 / S-6 Directorate or with Special Operations Forces (SOF) or the Department of State (DoS), leading and performing cybersecurity risk assessments for and across multiple commands, agencies, and regionally distributed locations in a Security Operations Center (SOC).ITIL Foundation certificate. Cisco Certified Internetwork Expert (CCIE), Certified Information Systems Security Professional (CISSP), Cloud Certifications (e.g., AWS, Azure, or Google Cloud).Experience at a DoD Combatant Command (e.g., SOUTHCOM, NORTHCOM, CENTCOM, CYBERCOM, INDOPACOM, EUCOM, AFRICOM, STRATCOM, TRANSCOM, SOCOM, SPACECOM) or a component is desired.Clearance Requirements :
Must have an active TS / SCI clearancePhysical Requirements :
Must be able to remain in a stationary position 50%Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printerThe person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.