Sr. Network Administrator

Senior Network Administrator Kavaliro is seeking a motivated, career-driven, and customer-oriented Senior Network Administrator to join our team in Key West, FL. The ideal candidate will be responsible for leading the design, implementation, and maintenance of complex, mission-critical network infrastructures across multiple security domains, including classified networks. This role ensures high availability, robust security, and technical excellence in support of Department of Defense operations. Responsibilities: Lead the design, implementation, and maintenance of secure and resilient network infrastructures across classified and unclassified domains. Apply expert-level knowledge of advanced networking protocols, infrastructure technologies, and security best practices. Manage and configure complex network devices, enforce network security policies, configure advanced ACLs, and leverage modern SDN solutions. Conduct advanced troubleshooting and implement comprehensive backup/recovery strategies to ensure high availability of network services. Develop and maintain detailed network documentation while providing expert-level guidance and mentorship to junior and mid-level administrators. Conduct in-depth research on emerging technologies to enhance network performance and security. Support the development and delivery of network security training and awareness programs. Provide leadership, direction, and mentorship to subordinate staff. Minimum Qualifications: Bachelor's degree in Information Systems, Computer Science, or related field (or 4 additional years of relevant experience in lieu of degree). 9+ years of IT experience, including at least 5 years in network administration or engineering roles. Deep understanding of network design, implementation, and troubleshooting. Specialized knowledge in areas such as network security, cloud computing, or network automation. Active CompTIA Network+ and Security+ certifications; Cisco Certified Network Professional (CCNP) or equivalent vendor-specific certifications. Desired Qualifications: Master's degree in Network Engineering, Cybersecurity, or Information Systems. Experience supporting DoD programs and working with cloud-based technologies. Background in J-6/G-6/S-6, SOF, or DoS environments with experience conducting cybersecurity risk assessments. ITIL Foundation certificate, CISSP, CCIE, or cloud certifications (AWS, Azure, Google Cloud). Previous experience at a DoD Combatant Command (e.g., SOUTHCOM, CENTCOM, INDOPACOM, SOCOM, EUCOM). Clearance Requirement: Active TS/SCI clearance is required Applicant MUST hold a permanent U.S. citizenship for this position in accordance with government contract requirements. Kavaliro provides Equal Employment Opportunities to all employees and applicants. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Kavaliro is committed to the full inclusion of all qualified individuals. In keeping with our commitment, Kavaliro will take the steps to assure that people with disabilities are provided reasonable accommodations. Accordingly, if reasonable accommodation is required to fully participate in the job application or interview process, to perform the essential functions of the position, and/or to receive all other benefits and privileges of employment, please respond to this posting to connect with a company representative.