Lab Network Engineer III

Job Summary

We are seeking an experienced Sr Lab Network engineer to design, build, maintain, and troubleshoot complex lab network environments that support development, testing, and validation of networking and systems software. This role requires strong hands‑on expertise with networking technologies, lab infrastructure, automation, and cross‑functional collaboration.

• Design, deploy, and maintain scalable lab network topologies to support engineering, QA, and SRE teams.
• Configure and manage network devices including switches, routers, firewalls, and load balancers.
• Support Layer2/Layer3 networking, routing protocols (BGP, OSPF), VLANs, VXLAN, and network virtualization.
• Troubleshoot complex network, hardware, and connectivity issues in lab environments.
• Automate lab provisioning, configuration, and validation using scripting and automation tools.
• Manage lab hardware lifecycle, including rack/stack, cabling, power, and inventory.
• Collaborate closely with software, systems, and test teams to enable efficient development and testing workflows.
• Document lab designs, procedures, and operational best practices.
• Participate in on‑call or escalation support as needed for lab infrastructure.

• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
• 7+ years of experience in network engineering or lab infrastructure roles.
• Strong knowledge of TCP/IP, DNS, DHCP, routing and switching concepts.
• Hands‑on experience with enterprise networking hardware (e.g., Cisco, Arista, Juniper, or similar).
• Proficiency in Linux system administration.
• Experience with automation/scripting (Python, Bash, Ansible, etc.).
• Strong troubleshooting and problem‑solving skills.
• Excellent communication and collaboration abilities.

• Experience supporting lab environments for networking or systems software development.
• Familiarity with container networking, virtualization (VMware, KVM), and cloud networking concepts.
• Experience with CI/CD pipelines and test automation frameworks.
• Exposure to network security concepts and tools.
• Experience working across global teams and time zones.

• Operates independently on complex tasks.
• Drives lab design improvements and automation initiatives.
• Mentors junior engineers.
• Acts as a technical point of contact for lab networking.

The annual base pay for this position is: $ - $. F5 maintains broad salary ranges for its roles to account for variations in knowledge, skills, experience, geographic locations, and market conditions, as well as to reflect F5’s differing products, industries, and lines of business.

Hybrid:
Employees within 30 commutable miles of an F5 office are required to work from the office a minimum of 30 business days per quarter.

Remote:
Primarily work from a designated home location but can come into an F5 office to work or travel to an offsite location as needed.

It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws.

This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination. F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job.

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