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Senior Principal Engineer

Job in San Jose, Santa Clara County, California, 95199, USA
Listing for: F5 Networks, Inc.
Full Time position
Listed on 2026-03-10
Job specializations:
  • Software Development
    Cloud Engineer - Software, Software Engineer, DevOps, Senior Developer
Salary/Wage Range or Industry Benchmark: 234400 - 351600 USD Yearly USD 234400.00 351600.00 YEAR
Job Description & How to Apply Below

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

F5 Inc. is on the lookout for an exceptional Sr Principal Engineer (Individual Contributor). Join our team and play a crucial role in the design and implementation of services on F5's Distributed Cloud Platform (F5XC). Your responsibilities will span research, design, and the construction of highly reliable, available, and scalable platforms, encompassing API definition, implementation, deployment, operational management, and debugging.
Primary Responsibilities:

  • Cutting-edge Development and troubleshooting:Engage in desigining and development of edge-native applications and platform services using emerging technologies for F5's innovative SaaS platform. Troubleshoot complex system issues related to connectivity, routing, DNS, NAT
    64/DNS
    64 and other networking technologies
  • Ownership and Delivery:Troubleshoot complex system issues related to connectivity, routing, DNS, NAT
    64/DNS
    64, and other networking technologies
  • Technology Exploration:Investigate various open-source and closed-source technologies, components, libraries, and tools, contributing to the construction of a highly available, scalable, and manageable system.
  • Design Patterns and Microservices:Apply understanding and exposure to design patterns and coding practices, especially in microservices architectures and API design, implementation, and management.
  • Cloud Knowledge:Experience with cloud-native providers such as MS Azure, AWS, Google Cloud, or any major market Cloud vendors and their services is a significant advantage.
  • Independent Innovation:Independently investigate, present options, review, and implement completely new functionality.
  • Collaboration:Work closely with other development teams, product management, UX, and QA to define and implement new product offerings while ensuring continued functionality.
  • Code Reviews and Guidelines:Follow the best coding practices, and guidelines within the team.
  • Full Development Cycle:Ability to implement all phases of a development cycle for a software product, from understanding requirements to design, development, and deployment phases.
  • Geographically Distributed

    Collaboration:

    Collaborate effectively with geographically distributed teams.

Knowledge, Skills, and Abilities:

  • Distributed Systems Expertise:Knowledge and experience in highly distributed software systems, with the ability to understand nuances and solve problems related to scale, performance, and resiliency.
  • Programming

    Languages:

    Expertise with any combination of programming languages:
    Golang, Python, Java or any high-level proprietary or open-source language with strong programming constructs.
  • L3-L4 Networking
    Hands-on experience working across the networking stack:
  • Database Technologies:Must have hands-on experience with SQL or No

    SQL technologies.
  • CICD Methodology:Strong understanding of modern CI/CD methodology and Git-based workflows.
  • Container Technologies:Experience in Docker technologies, including optimizing Docker images and managing Docker image lifecycle. Experience in orchestration systems like Kubernetes and container technologies.
  • Communication

    Skills:

    Excellent written and verbal communication skills.
  • Interpersonal and Leadership

    Skills:

    Strong interpersonal, team-building, and mentoring skills.
  • Educational

    Qualifications:

    Typically requires a minimum of 18+ years of related experience with a bachelor's degree / master's degree.
  • Freedom and Learning:Embrace an environment that fosters freedom, continuous learning, and ownership.
  • Mentorship:Benefit from great mentors with solid backgrounds in various areas, eager to contribute to your professional development.
  • Team

    Collaboration:

    Join a great team where you will feel at home from day one, contributing to a positive and supportive workplace culture.

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

The annual base pay for this position is: $ - $

Senior Principal Engineer (Project Management)

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.

Everything we do centers around people. That means we obsess over how to make the lives of our…

Position Requirements
10+ Years work experience
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