**ManTech** is seeking a motivated, career and customer-oriented **Network Administrator** to join our team. This position is located onsite in **Doral, FL area.** **Responsibilities include but are not limited to:** + Maintain multiple networks ranging from unclassified to various classified networks. + Manage network infrastructure devices, push policy rules, use software-defined network systems, and configure access control lists (ACL). + Conduct system troubleshooting, backup, and recovery, maintaining infrastructure availability and providing documentation. + Provide technically focused research, analysis, and reporting of findings and requirements. + Ensure systems' levels of networking operations expectations are maintained or exceeded. + Assist with developing and maintaining any networking lifecycle resource requirements. + Create or manage any networking reporting, technical SOPs, and training as needed. **Basic Qualifications:** + 4+ years of relevant experience. + DoD 8570 IAT Level II certification. + Bachelor's degree in Computer Science, IT, or a relevant discipline. + Masters degree is equivalent to 2 years of experience. + PhD degree is equivalent to 4 years of experience. **Preferred Qualifications:** + Experience supporting DoD programs. + Experience with cloud-based technologies. + ITIL certification. **Clearance Requirements:** + Must have an active/current Secret securityclearance. **Physical Requirements:** + The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.