Network Engineer II

CSX Transportation•Jacksonville, FL

21h•Onsite

About The Position

Designs, implements, and supports enterprise network and network security infrastructure. Serves as a technical leader for routing, switching, firewall, segmentation, and secure connectivity initiatives with a primary focus on Cisco networking technologies and Fortinet security platforms. Works closely with Architecture, Infrastructure, Security Operations, and business stakeholders to ensure highly available, scalable, and secure network services. Provides technical leadership for network modernization, operational support, and troubleshooting. Applicants will be required to engage in ongoing background checks throughout the duration of this position with continued passing results.

Requirements

Bachelor's Degree/4-Year Degree
5 or more years of experience supporting enterprise network infrastructure
Experience with Cisco routing and switching technologies
Familiarity with administering firewall platforms in a production enterprise environment
Experience troubleshooting Layer 2 and Layer 3 network issues
Experience supporting WAN, VPN, and remote connectivity solutions
High School Diploma/GED
10+ years of enterprise networking experience
Demonstrated expertise in routing, switching, and firewall administration
Strong knowledge of Cisco enterprise networking technologies, including routing, switching, WAN, SD-WAN, wireless networking, and network protocols such as BGP, OSPF, EIGRP, VLANs, STP, HSRP, and QoS.
Working knowledge of enterprise firewall and network security technologies, including VPNs, network segmentation, security policy management, intrusion prevention, and secure remote access; Fortinet experience preferred.
Understanding of enterprise network security principles, Zero Trust architectures, cloud networking, network monitoring platforms, and identity-based access control solutions.
Ability to troubleshoot complex network and firewall issues, develop technical standards and documentation, manage multiple priorities, and effectively communicate with technical and non-technical stakeholders.
Strong analytical, problem-solving, and leadership skills with the ability to support mission-critical network infrastructure while driving strategic technology initiatives.

Nice To Haves

Bachelor's Degree in Information Technology, Computer Science, Engineering, or related field
8+ years of enterprise networking and network security experience
Experience with Fortinet FortiGate firewalls
Experience supporting large-scale WAN, SD-WAN, datacenter, and cloud connectivity environments
Experience implementing network segmentation and Zero Trust security principles
Cisco CCNP Enterprise, CCNP Security, or equivalent certification
Fortinet certification (FCF, FCP, FCSS, or equivalent)
Experience supporting operational technology (OT) or industrial networking environments

Responsibilities

Design, implement, and support enterprise network infrastructure including routing, switching, wireless, and WAN technologies.
Configure, maintain, and troubleshoot Fortinet security solutions including FortiGate firewalls, VPNs, and security policies.
Design and implement secure network architectures and segmentation strategies to protect critical business and operational environments.
Lead network and network security projects from planning and design through deployment and operational support.
Configure and support Cisco routing and switching platforms in campus, datacenter, and remote site environments.
Support software-defined networking and SD-WAN technologies to improve connectivity, performance, and resiliency.
Investigate and resolve complex network and security incidents impacting business operations.
Perform capacity planning and recommend improvements for network performance, reliability, and scalability.
Develop and maintain network standards, diagrams, configuration templates, and operational documentation.
Collaborate with cybersecurity teams to implement and maintain network security controls and best practices.
Participate in change management, incident management, and problem management activities.
Support cloud and hybrid connectivity initiatives, including secure integration with public cloud services.
Evaluate emerging networking and security technologies and provide recommendations for adoption.
Coordinate infrastructure upgrades, hardware refreshes, software updates, and lifecycle management activities.
Work with vendors, service providers, and internal stakeholders to ensure successful delivery of services.
Provide technical mentoring and guidance to junior engineers and operations personnel.
Participate in an on-call rotation and provide escalation support for critical network and security events.
Ensure network configurations comply with company security standards and regulatory requirements.
Develop and report operational metrics related to network availability, performance, and security.
Partner with infrastructure and cybersecurity teams to develop and implement Zero Trust strategies.