Lead Specialist - F5 Network Engineer

Energy Transfer•Houston, TX

About The Position

Energy Transfer is seeking a skilled F5 Network Engineer with medium to high-level expertise in F5 technologies. The role designs, implements, and maintains F5-based solutions to support the security, availability, and scalability of enterprise applications and network infrastructure. It involves hands-on work with F5 platforms, including BIG-IP, traffic management, security configurations, and automation. The position generally operates in normal office conditions, may require travel of up to 20% including overnight travel, and may include visits to industrial or manufacturing settings.

Requirements

3–5+ years of experience with F5 technologies, including BIG-IP modules such as LTM, APM, and GTM/DNS.
Proficiency in creating and troubleshooting iRules.
Strong understanding of Layer 4–7 traffic management, HTTP protocols, and SSL/TLS encryption.
Experience with F5 WAF and security policies.
Familiarity with TCP/IP, DNS, and HTTP/HTTPS network protocols.
Knowledge of automation tools such as Ansible, Python, or REST APIs for F5 management.
Excellent problem-solving skills and ability to work in a fast-paced environment.
For the Lead Specialist/Analyst level: a bachelor’s degree or equivalent experience and 8+ years of relevant job-related experience.
Ability to remain stationary for prolonged periods; the job states this may involve sitting or standing for 50% of the time.
Ability to carry computer equipment weighing up to 50 pounds.

Nice To Haves

F5 certifications such as F5 Certified Technology Specialist (CTS) or F5 Certified Solutions Expert (CSE).
Knowledge of cloud-based F5 solutions such as F5 Cloud Edition or F5 Distributed Cloud Services.
Experience with monitoring tools such as SolarWinds, Splunk, or Zabbix.
Knowledge of F5 integration with AWS, Azure, or GCP environments.
Experience mitigating DDoS attacks and implementing advanced WAF solutions.
Experience with Global Traffic Manager configurations for multi-site application deployments.

Responsibilities

Design and deploy F5 BIG-IP solutions, including LTM, DNS, and APM.
Design and deploy SAML and OIDC authentication methodologies.
Configure and manage advanced F5 iRules and policies for business-critical applications.
Optimize application performance through load balancing, SSL offloading, and traffic routing.
Troubleshoot and resolve F5 device issues to maintain high availability and performance.
Collaborate with cross-functional teams to integrate F5 solutions into existing network infrastructure.
Monitor F5 devices and applications using analytics tools to detect and mitigate potential risks.
Implement F5 WAF configurations to protect against web-based threats.
Automate routine F5 tasks using APIs, Ansible, or other automation frameworks.
Maintain and update F5OS, system documentation, policies, and procedures.
Stay current on F5 technologies and industry best practices.