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# Sr Network Engineer | Hybrid - Jacksonville, FL

- **Company:** ARC Group
- **Location:** Jacksonville, FL, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Complex Networks, Disaster Recovery, Hot Standby Router Protocol, Internet Protocol Security (IP SEC), Internetworking, Virtual Private Networks (VPN), Information Systems Security Architecture Professional, Network Security, Network Architecture, Network Diagrams, Network Monitoring, Routing, Network Protocols, Open Shortest Path First (OSPF), Open Systems Interconnection (OSI), Performance Tuning, Service Pack, TCP/IP, Wide Area Networks, Wireless Access Point, Wireless Networks, Network Routers, Load Balancing, Computer Network Operations, Firewalls (Computer Science), Network Support, Cisco
- **Published:** October 30, 2026
- **Apply:** https://www.careerbuilder.com/job-details/sr-network-engineer-hybrid-jacksonville-fl-jacksonville-fl--bd078827-e80d-4d13-b0e5-0e96719a8f86

## About the Role

Network Architecture/Engineering, Consulting, Network Architecture/Engineering, Fortune 500 Customers, Healthcare, CCIE - Cisco Certified Internetwork Expert, CCNP - Cisco Certified Network Professional, Cisco Network Systems, Identify Issues, CISSP - Certified Information Systems Security Professional, The ideal candidate will have extensive experience supporting enterprise network infrastructure, a strong background in wireless networking, and hands-on experience with Cisco-focused controllers. Candidates must hold a CCNP, CISSP, or CCIE certification and possess the technical expertise to maintain, secure, troubleshoot, and optimize complex network environments., * 5+ years of network engineering experience supporting enterprise network infrastructure.

 * CCNP, CISSP, or CCIE certification required.
 * Hands-on experience with Cisco-focused network controllers and enterprise wireless networking, including configuration, administration, and troubleshooting.
 * Strong knowledge of network architecture, design, and infrastructure, including routers, switches, firewalls, wireless access points, LAN/WAN, and network security.
 * In-depth understanding of networking protocols, including BGP, OSPF, HSRP, IPsec, 802.11, and QoS, as well as the OSI and TCP/IP models.
 * Experience with network monitoring, diagnostics, performance optimization, capacity planning, system upgrades, and infrastructure maintenance.
 * Ability to troubleshoot complex network issues, maintain accurate network diagrams and technical documentation, and collaborate effectively with technical and business teams.
 * Ability to work independently on-site in Jacksonville, FL, and participate in a rotating 24/7 on-call schedule approximately once every two months, including weekends.

Preferred Qualifications

 * CCIE and/or CISSP certification.
 * Experience supporting large-scale enterprise or healthcare network environments.
 * Experience with network security tools, disaster recovery, infrastructure resiliency, and high-availability network environments.

Work Authorization and Submission Requirements

 * Candidates must be authorized to work in the United States without requiring employer sponsorship now or in the future.
 * No C2C arrangements or third-party submissions.
 * No bench recruiters or candidates submitted through bench recruiting arrangements.
 * Candidates must be willing to work on-site in Jacksonville, Florida (32246).
 * Candidates must be comfortable with the contract-to-hire employment arrangement and rotating on-call responsibilities., * Experience Level: 5+ years of network engineering experience, If you are an experienced Senior Network Engineer with a strong Cisco and wireless networking background and one of the required certifications, ARC Group encourages you to apply for this opportunity.

## Description

* Maintain, configure, and troubleshoot enterprise network infrastructure, including Cisco controllers, wireless access points, routers, switches, firewalls, VPNs, and load balancers.
 * Monitor network performance, availability, and capacity; diagnose complex issues and provide Level 2/3 support to ensure reliable network operations.
 * Implement and maintain network security measures, access controls, and configurations to protect infrastructure and support disaster recovery and business continuity.
 * Perform network maintenance, system upgrades, security patching, hardware replacements, and configuration changes in accordance with established change management procedures.
 * Configure and troubleshoot routing and networking protocols, including BGP, OSPF, HSRP, IPsec, 802.11, and QoS.
 * Develop and maintain network diagrams, technical documentation, and configuration records while collaborating with IT, security, and business teams to resolve issues and improve infrastructure.
 * Participate in a rotating on-call schedule approximately once every two months, providing 24/7 coverage, including weekends.