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

Other Jobs To Apply

No other job posts for this day.

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)
Back to blog

Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...