**ManTech** seeks a motivated, career and customer-oriented **Network Engineer** to join our team. This position is located onsite in **Doral, FL.** **Responsibilities include but are not limited to:** + Plan, design, and maintain connectivity of enterprise network assets to ensure compliance and secure operations on Classified networks (SIPR, NIPR, JWICS), collaborating with stakeholders to address connectivity requirements and implement necessary configurations to facilitate efficient and secure data transmission. + Ensure all network switches and routers are operational, properly configured, and compliant with DISA STIG requirements and perform regular maintenance, updates, and troubleshooting of network switches to ensure optimal performance. + Configure, maintain, and monitor firewall, intrusion protection, intrusion detection systems, and Cisco Identity Services Engine (ISE) for network access control and authentication in accordance with ATO requirements, cybersecurity policies, and standards. + Implement the necessary security measures to protect specialized systems and networks from unauthorized access and cyber threats and support the planning and implementation of enterprise service connections between networks, systems, and applications across domains. + Facilitate connections for auditing, authentication, secure cloud computing architecture (SCCA), and Cross Domain Solutions and Guards, ensuring compliance with relevant regulations and standards; collaborate with ISSOs and the Cyber Services Lead IV in the Risk Management Framework (RMF) process; and provide inputs and documentation using designated templates and tools (e.g., Microsoft Office, InfoPath, Visio, etc.) to support the security assessment and authorization of TAC systems. + Be familiar with ServiceNow or similar ticketing systems as well as the ITIL framework and service delivery concepts. + Work across multiple teams, collaborating effectively to resolve issues, alerts and tickets, closing tickets once an incident has been confirmed resolved. **Basic Qualifications:** + 5+ 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/currentSecret security clearance. **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.