Senior Network Engineer

Senior Network Engineer

Location: Dallas, TX (Hybrid)

Type: Direct Hire

• Competitive base salary + performance bonus
• 100% company-paid benefits

Overview

We are seeking a Senior Network Engineer to join a Network and Security Platform Management team responsible for a global network footprint spanning office, data center, and co-location environments.

This role focuses on ensuring performance, scalability, and resilience across large-scale data center networks supporting complex compute and research workloads. The Senior Network Engineer will play a key role in implementing modern networking solutions, driving automation, and supporting highly available infrastructure in a fast-paced, mission-critical environment.

The ideal candidate brings deep expertise in data center networking, strong hands-on experience with Cisco and Arista technologies, and a passion for automation and continuous improvement.

Key Responsibilities

Network Engineering & Operations

• Design, implement, and maintain scalable, resilient data center network infrastructure
• Support enterprise and data center environments across routing, switching, firewall, and WAN domains
• Lead troubleshooting and break/fix efforts for complex network issues across global infrastructure

Data Center Networking & Architecture

• Implement and manage data center network architectures leveraging EVPN, VXLAN, and MPLS
• Support WAN environments including SD-WAN, segment routing, and multitenant network designs
• Work with Cisco and Arista platforms across IOS, IOS-XR, NX-OS, and EOS

Automation & DevOps

• Automate network operations using tools such as Python, Ansible, Git, and Jinja2
• Support Infrastructure-as-Code (IaC) practices and CI/CD pipelines for network provisioning
• Improve operational efficiency through automation and tooling enhancements

Monitoring, Performance & Reliability

• Monitor and proactively manage network health using telemetry and observability platforms
• Perform packet analysis, performance tuning, and root cause analysis for network issues
• Conduct regular audits to ensure compliance with internal standards and best practices

Cross-Functional Collaboration

• Partner with Data Center, Security, DevOps, and Infrastructure teams to align on network architecture and operations
• Collaborate with engineering teams to deliver high-quality designs and support rollout of strategic initiatives
• Support large-scale compute environments, including HPC infrastructure where applicable

Leadership & Mentorship

• Mentor junior engineers and promote knowledge sharing and documentation across the team
• Act as a technical leader during incident response and critical troubleshooting scenarios

Required Experience

• Proven experience designing, implementing, and supporting large-scale enterprise or data center networks
• Strong expertise with Cisco and Arista networking platforms (IOS, IOS-XR, NX-OS, EOS)
• Deep understanding of routing and switching protocols including BGP, OSPF, EVPN, VXLAN, and MPLS
• Experience supporting WAN technologies including SD-WAN, segment routing, and multitenant environments
• Strong troubleshooting skills including packet analysis and performance optimization
• Experience working in Agile or DevOps-oriented environments

Technical Skills

• Proficiency with network automation tools including Python, Ansible, Jinja2, and Git
• Experience with network monitoring, telemetry, and observability platforms
• Familiarity with Infrastructure-as-Code (IaC) and CI/CD practices

Preferred Experience

• Experience with InfiniBand networking and large-scale HPC environments
• CCNP or equivalent certification preferred; CCIE or advanced certifications a strong plus
• Experience supporting high-performance or research-driven compute environments