Lead Network Engineer - Evansville

Job Title:
Lead Network Engineer

Location: Evansville, IN OR Baltimore, MD

Duration: Long-Term Contract

Employment: No C2C only W2

We are seeking an experienced Lead Network Engineer with deep expertise in F5 BIG-IP DNS (GTM), BIG-IQ, NGINX Plus, Azure Networking, and Infrastructure Automation. The ideal candidate will lead enterprise load balancing, DNS infrastructure, automation, and application delivery initiatives across a highly available multi-site environment. The consultant will be responsible for provisioning new F5 BIG-IP DNS nodes, performing software upgrades, validating Wide IP and DNS configurations, integrating with an Arista-based BGP Anycast architecture, and maintaining enterprise-scale NGINX Plus deployments in Azure.

This role requires extensive hands‑on experience with Infrastructure-as-Code (IaC), automation frameworks, and production networking environments.

• Lead provisioning and configuration of F5 BIG-IP DNS (GTM) standalone nodes.
• Perform software upgrades for BIG-IP DNS and BIG-IQ management platforms.
• Configure, validate, and troubleshoot Wide IP and enterprise DNS services.
• Support enterprise DNS Load Balancing and Global Traffic Management (GTM).
• Manage and administer NGINX Plus production environments.
• Design and maintain High Availability (HA) NGINX Plus deployments.
• Configure custom server farms and optimize application delivery.
• Integrate F5 infrastructure with Arista BGP Anycast architecture.
• Support Azure networking, including NGINX as a Service (NGINXaaS) and Azure Load Balancers.
• Develop, review, and enhance Infrastructure-as-Code automation.
• Build and maintain automation using Terraform, Ansible, YAML, and Jinja2 templates.
• Manage Git Hub-based automation workflows and version-controlled infrastructure.
• Troubleshoot enterprise network, DNS, load balancing, and automation issues.
• Recommend improvements for scalability, resiliency, and operational efficiency.
• Independently lead infrastructure provisioning, integration, automation, and operational optimization.

• F5 BIG-IP DNS (GTM) Administration
• BIG-IQ Administration & Lifecycle Management
• F5 BIG-IP DNS provisioning and configuration
• Wide IP configuration and validation
• DNS load balancing and Global Traffic Management
• BIG-IP DNS software upgrades
• DNS troubleshooting and optimization
• NGINX Plus administration and support
• High Availability (HA) NGINX deployments
• NGINX as a Service (NGINXaaS) in Azure
• Azure Load Balancers
• Production application delivery environments
• Custom server farm configuration
• NGINX troubleshooting and optimization
• Azure Networking
• Arista networking and switching
• BGP routing
• Anycast networking architecture
• Terraform
• Ansible
• Infrastructure as Code (IaC)
• YAML
• Jinja2 Templates
• Git Hub
• VS Code
• Enterprise network automation
• Production infrastructure support

• Experience supporting large-scale enterprise networking environments.
• Experience managing multi-site DNS and load balancing infrastructures.
• Strong knowledge of Azure cloud networking services.
• Experience with enterprise automation frameworks.
• Experience designing resilient and highly available network architectures.
• Ability to improve operational processes through automation.
• Experience working in mission-critical production environments.