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Principal Network Engineer

Principal Network Engineer

US-CA-San Francisco
Job ID 

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The Principal Network Engineer is responsible for designing, deploying, and maintaining large-scale enterprise networks across a domestic footprint, with a focus on performance optimization and scalability. This role is responsible for the Esurance network architecture, including defining, designing, implementing, and evolving network solutions and managing projects related to network solutions.


Job Responsibilities:

  • Designs, plans, implements and maintains network/cloud infrastructure, routers, switches, firewalls and other supporting hardware.
  • Designs, plans and implements network installations, modifications and configuration changes to the corporate infrastructure.
  • Proposes and implements technology enhancements that will improve performance, reliability, and scalability of the network
  • Designs, plans, implements and maintains VPN and WiFi infrastructure, including responsibility for a large work from home workforce.
  • Manages technical projects within the scope of the Networking Team to ensure projects are completed by established timelines
  • Manages and monitors the network infrastructure, provides troubleshooting support, and ensures documentation is accurate
  • Provides day to day administration and support for Cisco based LAN/WAN at 2 US Data Centers and multiple Business Unit sites in North America, accounting for growth and redundancy following corporate guidelines.
  • Design, plan, implement and maintain firmware updates, manage device configurations and maintain global security standards.
  • Utilize network analysis tools to troubleshoot performance issues
  • Designs, plans, implements and maintains enterprise monitoring system to ensure all network hardware is configured properly for event notification.
  • Acts as a mentor for associates in the Technology organization
  • Participates in an after-hours (24x7) support on-call rotation
  • Travel as needed within North America



  • Experienced knowledge of Cisco switches, routers and firewalls hardware and software.
  • Expert level knowledge of Cisco IOS and NexOS.
  • Thorough understanding of network and routing protocols such as TCP/IP, DNS, DHCP, OSPF and BGP and SMTP including subnetting and packet routing.
  • Experienced knowledge of T1, T3, MPLS and SIP networks.
  • Experience with Microsoft directory services.
  • In-depth knowledge of private cloud and public cloud network topology design (AWS and Azure)
  • In-depth knowledge of SD-WAN architecture and technologies (physical and virtual)
  • Experience with network connectivity and cabling.
  • Familiar with Cisco VoIP infrastructure
  • Excellent computer, troubleshooting, problem solving, and organizational skills and attention to detail.
  • Excellent communication (oral and written) and interpersonal skills for work in a collaborative team environment.
  • Ability to work independently and as part of a team, self-motivated, adaptable, and has a positive attitude.
  • Ability to learn new techniques, keeps accurate records, follow instructions, and comply with company policies.
  • Maintains technical expertise by learning about emerging tools and technologies; evaluate new technology for use within the organization.
  • Ability to multitask and operate with minimal supervision, adjusting priorities accordingly.
  • Able to maintain professional demeanor under stress.
  • Demonstrated willingness to learn and adapt to changes in technology.


Experience / Education: 

  • Cisco CCNP Route/Switch with 6 - 8 years of experience, minimum.
  • Cisco CCIE Route/Switch with 4 – 6 years of experience preferred.
  • Minimum 10 years’ experience in lieu of certifications.
  • BSEE or BSCS or other related degree concentration, or minimum 10 years in a network technology role
  • Project Management experience
  • Authorization to work in the United States indefinitely without restriction or sponsorship.


Physical Demands and Work Environment:

Representative of those that must be met by an employee to successfully perform the essential functions of this job. Must be able to operate a PC and sit for extended periods of time. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

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