Network Engineer

*Job Description: * We are seeking a skilled Network Engineer to provide network engineering, design, administration, and evaluation for U.S. Marine Corps Command, Control, Communications, Computers, and Intelligence (C4I) systems. As a Network Engineer, you will play a vital role in ensuring the effectiveness and efficiency of our C4I systems, including the components of Combat Data Network (CDN). You will be responsible for the setup, configuration, testing and evaluation of CDN equipment. *Job Tasks:* * Configure, maintain, and troubleshoot network infrastructure including Cisco routers, switches, and firewalls in support of USMC C4I systems * Design and implement IP addressing schemes, VLANs, trunking, inter-VLAN routing, and network segmentation aligned with DoD security requirements * Deploy, and configure Cisco Unified Communications Manager (CUCM) and Call Manager Express (CME) for VoIP services including dial plan configuration, phone registration, and call routing * Configure and evaluate Radio-over-IP (RoIP) gateways to extend tactical radio communications over IP networks. * Write, review, and execute test plans and test procedures for network systems for various levels of testing. * Perform data analysis and troubleshooting of software and hardware defects. *Required Qualifications:* * Active SECRET Clearance. * 3+ years of experience configuring and troubleshooting Cisco networking equipment (Catalyst switches, Cisco routers and firewalls) * Strong understanding of TCP/IP, the OSI model, subnetting/VLSM, and protocols (DNS, DHCP, ARP, ICMP) * Hands-on experience with Cisco IOS CLI * Experience with the installation and test of cooper cabling (Cat5e and Cat6) and fiber (single-mode/multi-mode). * Ability to create and maintain technical documentation including network diagrams, configuration guides, and test reports *Preferred Qualifications:* * Security Plus certified * Cisco CCNA or CCNP certification * Experience with Cisco Unified Communications Manager (CUCM) and/or Call Manager Express (CME) * Experience with Radio-over-IP (RoIP) and tactical radio-to-IP integration * Experience supporting USMC or DoD C4I systems * Familiarity with DISA STIGs and DoD network security compliance * Experience with automation tools (Ansible, Python, Bash scripting) *Interview:* Candidates will undergo a virtual interview with the hiring manager, followed by a virtual technical interview by the project team lead. Job Type: Full-time Pay: $80,000.00 - $90,000.00 per year Benefits: * 401(k) matching * Dental insurance * Health insurance * Paid time off * Professional development assistance * Relocation assistance Experience: * Cisco networking systems: 3 years (Required) Security clearance: * Secret (Required) Work Location: In person