Technical Principal – Global Network Engineer

GM Financial

Network Technical Principal responsible for architecture and engineering design of GM Financial's Global Enterprise Network. Leading initiatives in Software Defined Networking, Core Routing, and Automation.

Posted 7/10/2026full-timeArlington • Texas • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

AnsibleAzureCloudSwitchingTerraform

About the role

Key responsibilities & impact

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

What you’ll need

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

Benefits

Comp & perks

401K matching
bonding leave for new parents (12 weeks, 100% paid)
tuition assistance
training
GM employee auto discount
community service pay
nine company holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Network Architecture DesignRouting Protocols (OSPF, BGP)Network AutomationCloud ConfigurationNetwork Access Control (Cisco ISE)Packet Capture (Wireshark)Network Monitoring Tools (1KE, LiveNX)Technical DocumentationAdvanced Routing TechniquesCampus Network Switching Design

Soft Skills

Project ManagementMentoringTrainingProblem SolvingCommunication

Certifications

CCIEBachelor’s Degree in Related Field