Presidio is seeking a F5 Network Engineer to join our team in Plano, TX, Charlotte, NC, or Malvern, PA. This is a hybrid position requiring three days on-site per week.Hands-on network engineer responsible for the design, implementation, operation, and optimization of enterprise application delivery platforms. This role focuses on day-to-day engineering, troubleshooting, and continuous improvement of F5 BIG-IP services (LTM, DNS/GTM), load balancing, SSL/TLS, iRules, automation, and telemetry-driven operations.Core ResponsibilitiesOperate and Engineer F5 Application Delivery PlatformsF5 BIG-IP Engineering & OperationsTraffic Management, High Availability & ResiliencyPacket Capture & Deep TroubleshootingSecurity Services (WAF/Access) & Certificate ManagementNetwork AutomationTelemetry & ObservabilityIncident Response & Operational ExcellenceChange & Lifecycle ManagementCollaboration & Knowledge Sharing Qualifications and SkillsMinimum of 5 years of hands-on network engineering experience in enterprise environments.Strong practical experience with F5 BIG-IP (LTM and DNS/GTM) including virtual servers, pools/monitors, profiles, SSL/TLS, and high availability.Proven ability to perform packet broker, capture and protocol-level troubleshooting in complex networks.Experience supporting remote connectivity solutions (VPN, secure access, hybrid connectivity).Working knowledge of automation using scripting languages and APIs (e.g., iControl REST) to improve consistency and accelerate delivery.Experience using network telemetry, monitoring, and observability tools to drive operational insight.Solid understanding of routing, switching, security, and high-availability network designs.Ability to troubleshoot complex, cross-domain network issues end to end.Strong written and verbal communication skills with the ability to clearly explain technical issues and solutions.Undergraduate degree or equivalent combination of education and experience.