Technical Principal – Global Network Engineer

GM Financial; Arlington (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Jobtailor is seeking an experienced Network Architect to design and maintain a Global Enterprise Network focused on Software Defined Networking, core routing, automation, and security. The role emphasizes leadership, guidance, and the ability to mentor junior engineers while driving high-level technical standards.

The candidate will champion automation initiatives, handle Tier III escalations, and contribute to architectural diagrams, policies, and documentation.

Qualifications

• Proven expert knowledge in OSFP/BGP with advanced routing techniques.
• Campus network design including FHRPs, VSS, vPC, VTP, Multicast, STP.
• SD-WAN experience (Viptela preferred).
• SDN configuration, troubleshooting, and design (Cisco ACI preferred).
• Network automation using Ansible, Terraform, and REST API.
• Cloud data center configuration with Equinix/Azure.
• ISE-based network access control (802.1X, AAA).
• Experience with Wireshark and log analysis.
• Experience with monitoring tools (1KE, LiveNX, NNMi).
• Enterprise network architecture design and maintenance expertise.

Responsibilities

• Assist in day-to-day tasks critical to team success.
• Architect and engineer design of Global Enterprise Network in SDN, core routing, automation and security.
• Provide escalation guidance and mentorship to engineers.
• Handle Tier III support escalations from Operations and Engineering.
• Lead automation initiatives and self-service deployments (Terraform, Ansible, YAML).
• Develop, test, document and QA project deliverables and standards.
• Author network diagrams, policies, and procedures.

Skills

SDN

Core Routing

Network Automation

Policy Based Routing

VRF

QoS

FHRP

vPC

WLC/Prime Infrastructure

Wireshark

1KE/LiveNX/NNMi

Cisco ISE

Network Analytics

Education

Bachelor’s Degree in related field

High School Diploma or equivalent

CCIE or equivalent knowledge

Tools

Ansible

Terraform

REST API

YAML

Cisco ACI

Viptela

Equinix/Azure

Job description

• Assist in the day-to-day tasks critical to the team's success
• Responsible for the architecture and engineering design of Global Enterprise Network in Software Defined Networking, Core Routing, Automation and Security
• Function in an indirect leader position providing guidance, project management, direction, and training to less experienced engineers
• Establish themselves as the go-to person for all escalation issues within their team
• Responsible for all Tier III support escalations from Operations and Engineering teams
• Focus on sustainability and improvement of processes, along with task automation to improve process efficiency
• Follow GM Financial established change procedures to implement network enhancements and maintenance including after-hours work
• Research and assess new technologies in Software Defined Networking, Core Routing, Automation and Security to ensure Architecture is current
• Recommend and design solutions that integrate into existing infrastructure
• Pioneer automation initiatives to provide self-service workflows and automated deployments utilizing tools like Terraform, Ansible, and YAML
• Evaluate, review and implement recommendations for improvements to existing network procedures and documentation
• Provide third-tier technical support to GM Financial and IT teams to resolve network issues and support new network solutions
• Author policy, procedure, network diagrams and standards documents
• Lead development, testing, documentation, and QA functions for project delivery
• Responsible for technical leading, coaching, mentoring, and guidance of peer network engineers
• Assist management with training activities

Requirements

• Must have proven expert level knowledge in several areas including:
• - Major routing protocols OSFP and BGP including advanced routing techniques such as Policy Based Routing, VRF, and QoS
• - Campus network switching design and configuration including FHRPs, VSS, vPC, VTP, Multicast, and Spanning Tree
• - SD-WAN (Viptela/Cisco preferred)
• - SDN configuration, troubleshooting, and design (Cisco ACI preferred)
• - Network automation tools Ansible, Terraform, and RestAPI
• - Cloud data center configuration, troubleshooting, and design (Equinix, Azure)
• - Network Access Control using Cisco ISE, 802.1X, AAA, and ACS
• - Cisco Wireless networks; WLC, Prime Infrastructure and site surveys
• - Advanced skill in architectural design, installation, and maintenance of Cisco network infrastructure within an organization
• - Experience with current networking best practices in IT standards and principles
• - Experience with packet capture, e.g., Wireshark and log analysis products
• - Experience with network monitoring tools, e.g. 1KE, LiveNX and NNMi
• - Experience with IP Management/DHCP tools
• - Excellent technical documentation skills
• - Knowledge and understanding of industry trends and new technologies and ability to apply this to day-to-day work activities
• - Knowledge of enterprise platforms and operating systems as well as knowledge of key business functions and processes
• - Partner with customers to provide value and meet customer goals
• High School Diploma or equivalent required
• Bachelor’s Degree in related field or equivalent work experience preferred
• Greater than 10 years in network engineering and design strongly preferred
• CCIE or equivalent knowledge and skill preferred

Core Competencies

Demonstrates expert-level knowledge in Software Defined Networking, Core Routing, and Network Automation, with a strong focus on architectural design and process improvement. Proven ability to lead and mentor engineering teams while providing high-level technical support and documentation.

Highest-signal resume keywords

• Software Defined Networking (SDN)
• Core Routing Protocols (OSPF, BGP)
• Network Automation Tools (Ansible, Terraform)
• Cloud Data Center Configuration (Equinix, Azure)
• Cisco Wireless Networks (WLC, Prime Infrastructure)

Hard Skills

• Network Architecture Design
• Routing Protocols (OSPF, BGP)
• Network Automation
• Cloud Configuration
• Network Access Control (Cisco ISE)
• Packet Capture (Wireshark)
• Network Monitoring Tools (1KE, LiveNX)
• Technical Documentation
• Advanced Routing Techniques
• Campus Network Switching Design

Soft Skills

• Project Management
• Mentoring
• Training
• Problem Solving
• Communication

Certifications & Qualifications

• CCIE
• Bachelor’s Degree in Related Field

Industry Keywords

• Network Engineering
• IT Standards
• Change Procedures
• Process Improvement
• Sustainability

Tools & Technologies

• Terraform
• Ansible
• YAML
• Cisco ACI
• Viptela
• Equinix
• Azure
• Cisco Wireless LAN Controller
• 1KE
• LiveNX