F5 BIG IP Network Engineer (LTM, GTM, DNS)

Norfolk Southern - Atlanta, GA

Full-time

Remote - Atlanta, GA

Rail Transportation

About the position

The F5 BIG IP Network Engineer at Norfolk Southern is responsible for managing and supporting the company's IP data and telecommunications network connectivity across enterprise data center environments. This role emphasizes expertise in F5 architecture and operation, focusing on load balancing, network design, and operational support while collaborating with various teams to ensure efficient network performance and incident response.

Responsibilities

• Configure, implement, and manage F5 load balancing.
• Design, deploy, and maintain an enterprise network infrastructure.
• Provide operational support for data center networking.
• Utilize network monitoring tools to ensure rapid incident response.
• Identify network device abnormalities, document findings, and develop mitigation strategies.
• Develop and deliver training on F5 technology to frontline operations teams.
• Administer and update existing iRules and policies.
• Work autonomously and as part of a team to drive projects to successful completion.
• Apply advanced problem-solving, critical thinking, and project planning skills.
• Develop and maintain technical documentation.
• Manage multiple ongoing projects with the ability to pivot quickly as priorities shift.
• Participate in an on-call rotation to provide after-hours support when necessary.

Requirements

• Bachelor's degree in Engineering, Computer Science, Information Systems, or a related field preferred; or comparable industry experience.
• 5+ years of demonstrated expertise with F5 BIG-IP architecture, including deep knowledge of LTM, GTM (DNS), and advanced modules.
• Extensive experience configuring, managing, and troubleshooting F5 host, VCMP, and tenant environments.
• Advanced proficiency in writing, debugging, and optimizing iRules and iControl REST API integrations.
• Proven ability to design and implement enterprise-grade F5 solutions, including BIG-IQ management and automation strategies.
• Strong background in Cisco network administration, including Nexus platforms and advanced routing protocols (e.g., OSPF, BGP, ISIS).
• In-depth knowledge of networking protocols and technologies, such as Multicast, QoS, VLANs, etc.

Nice-to-haves

• Experience with cloud networking solutions, including security considerations.
• Experience designing and implementing data center network architectures.
• Hands-on experience with Cisco ACI network environments.
• Familiarity with F5 TMOS to BIG-IP Next migration strategies.
• Proficiency with Palo Alto Next-Generation Firewalls and Panorama administration.
• Change, Incident, and Problem Management discipline within the ServiceNow platform.
• Working directly with OEMs to troubleshoot problems, identify bugs, and develop a platform roadmap.
• F5 Certified Technical Specialist - Local Traffic Manager (CTS-LTM)