Sr. Network Engineer

We are seeking a Senior Network Engineer to support a high-visibility DoD environment in Doral, FL. This role is responsible for designing, securing, and maintaining enterprise network infrastructure across classified environments, ensuring reliability, compliance, and operational readiness. You will work closely with cybersecurity, engineering, and operations teams to support mission-critical network systems and drive continuous improvements across the environment., Design, implement, and maintain enterprise network infrastructure across classified environments (SIPR, NIPR, JWICS) Configure and support routers, switches, and network devices to ensure secure and reliable connectivity Perform network troubleshooting, maintenance, and system updates to maintain operational readiness Ensure compliance with DISA STIG requirements and security policies Configure, monitor, and maintain firewalls, IDS/IPS, and network access control systems (Cisco ISE) Support implementation of cross-domain solutions and secure system interconnections Collaborate with stakeholders to define and implement secure network configurations and connectivity solutions Provide input to RMF processes, including documentation and compliance support Monitor network performance and identify opportunities for optimization and security improvements Mentor and provide technical guidance to junior engineers and NOC staff

Active TS/SCI clearance Bachelor's degree in a technical field (or equivalent experience) 9+ years of overall IT experience 5+ years of network engineering experience Strong understanding of network protocols (TCP/IP, DNS, DHCP, routing protocols) Hands-on experience with Cisco networking technologies (IOS, NX-OS) and security appliances (ASA, ISE) Experience supporting classified networks (SIPR/NIPR/JWICS) Familiarity with network monitoring tools and cloud/virtualized environments Experience working with DISA STIGs and DoD security requirements Knowledge of RMF, NIST frameworks, and network security principles DoD 8570 IAT Level II certification required, Experience with cross-domain solutions and SCCA environments Background in cloud networking (AWS, Azure, or similar) Experience with automation or scripting for network management Familiarity with ITIL processes and service delivery frameworks Certifications such as CCNP, CCIE, or Security+ Experience supporting Combatant Command environments