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Principal Network Engineer

Job in Ashburn, Loudoun County, Virginia, 20147, USA
Listing for: Verizon
Full Time, Part Time position
Listed on 2026-02-28
Job specializations:
  • Engineering
    Systems Engineer, Cybersecurity
  • IT/Tech
    Systems Engineer, Cybersecurity
Job Description & How to Apply Below

When you join Verizon

You want more out of a career. A place to share your ideas freely - even if they're daring or different. Where the true you can learn, grow, and thrive. At Verizon, we power and empower how people live, work and play by connecting them to what brings them joy. We do what we love - driving innovation, creativity, and impact in the world.

Our V Team is a community of people who anticipate, lead, and believe that listening is where learning begins. In crisis and in celebration, we come together - lifting our communities and building trust in how we show up, everywhere & always. Want in? Join the #VTeamLife.

What you'll be doing...

Verizon is seeking a visionary, security-minded Principal Engineer for a challenging role that encompasses network architecture design and implementation engineering. This Principal Engineer will join a team responsible for the complete front-to-end engineering, implementation, and support of solutions. This includes, but is not limited to, WAN, LAN, WLAN, Security, Voice, Transport, and Virtual technologies. In this position, your contribution goes beyond network management.

You will be instrumental in defining the network's future by translating business requirements into high-performance, secure architectures, ensuring seamless and secure data flow across all designed systems.

Responsibilities may include:

  • Designing, configuring, and implementing a wide range of multi-vendor network equipment including:
    Routing & Switching:
    Cisco and Juniper routers;
    Ciena aggregation switches, Security:
    Palo Alto, Cisco, and Juniper firewalls, Application Delivery: F5 Load Balancers, Network Visibility:
    Gigamon appliances and Virtual and Container Network Technologies:
    Virtual routers/firewalls

  • Providing technical support to project planning team for the design, development and implementation of proposals.

  • Designing, writing and executing various test plans on commercial and in-house developed network elements using state of the art test tools and hardware.

  • Writing whitepapers, delivering presentations and demonstrations of the solutions/processes in response to customer requirements/interest in new technologies/products in support of customer networks.

  • Designing infrastructures that are resilient and scalable.

  • Acting as the final escalation point for complex "unsolvable" network outages and performance bottlenecks.

  • Working experience with network virtualization technologies.

  • Automation and Dev Ops tools like Ansible or Python

  • Understanding of Network Security Framework, controls, and experience with Nessus Security Center.

  • Transforming complex problems into executable technology solutions.

  • Documenting designs and ensuring communication of designs to various audiences.

  • Network equipment configuration and troubleshooting on equipment including but not limited to:
    Juniper routers, Ethernet switches, and firewalls, Cisco routers, Ethernet switches, and firewalls, F5 Load Balancers, Palo Alto firewalls, and Gigamon appliances.

Working with internal system administrators (Windows and Linux) to prepare systems for operational use. Assist with troubleshooting system issues.

Job may require after hours support outside of normal business hours.

What we're looking for...

You enjoy the process of understanding, isolating and solving problems with the intent of improving how things are done. You understand and like applying the full software development process within large, complex projects and engaging multiple stakeholders. You thrive in a fast-paced, dynamic software development environment. You are flexible, dependable and work well in varying environments.

You'll need to have:
  • Bachelor's degree or four or more years of work experience.

  • Six or more years of relevant experience required, demonstrated through one or a combination of work and/or military experience, or specialized training.

  • Ability to obtain a Top Secret SCI Clearance and pass a Polygraph as a condition of employment.

  • Willingness to travel, if required.

Even better if you have one or more of the following:
  • Bachelor's Degree in Engineering with focus on Software, Computer Science, Computer Engineering, Electrical Engineering, Telecommunications, or Network Technology.

  • Three or more years of systems integration and test experience.

  • Familiarity with the following vendor equipment:
    Cisco and Juniper routers, Gigamon appliances, Palo Alto, Juniper and Cisco firewalls, and F5 or other load balancer, Arista Ethernet switches, and Ciena Aggregation switches.

  • In-depth working knowledge of TCP/IP, LAN/WAN, VPN, and IP routing protocols like OSPF, BGP, MPLS, L3

    VPN, IPsec MACsec.

  • Ability to use of scripting languages to create automated scripts for network configuration (e.g., Python, shell, bash, Ansible Playbooks).

  • Ability to use test automation software.

  • Experience with Linux operating systems.

  • Knowledge of code versioning tools, such as Git.

  • Ability to participate in problem-solving and in the defect resolution process.

  • Ability to work individually and in…

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