F5 Network Administrator

Diamondback E&P LLC; Oklahoma City (OK); On-site; USD 90,000 - 120,000; Full time

Job summary

Diamondback E&P LLC in Oklahoma City is looking for an experienced F5 Administrator to enhance application delivery and security across on-prem and cloud settings. The role involves managing F5 BIG-IP, implementing security policies, and collaborating with multiple teams to ensure optimal performance.

The ideal candidate will possess a Bachelor's degree in IT or a related field and have over 5 years of F5 BIG-IP experience. Key responsibilities include configuring load balancers and developing automation scripts.

Qualifications

• 5+ years of hands-on F5 BIG-IP administration in enterprise environments.
• Experience with automation tools like Ansible and Terraform.
• Knowledge of SSL/TLS and security best practices.

Responsibilities

• Configure and manage F5 BIG-IP for application delivery and security.
• Develop iRules and automate configurations using Ansible.
• Monitor performance and troubleshoot incidents.

Skills

F5 BIG-IP administration

TCP/IP knowledge

Automation tools (Ansible, Terraform)

Cloud platforms

Education

Bachelor's degree in Computer Science or related field

Tools

F5 Distributed Cloud (XC)

CI/CD tools

Job description

CURRENT EMPLOYEES - Please apply using "Jobs Hub" in Workday. This career site is for external applicants only.

We are seeking an experienced F5 Administrator to support enterprise application delivery, security, and load balancing across on-prem and cloud environments. This role will focus on designing, implementing, and optimizing F5 BIG-IP and F5 Distributed Cloud (XC) platforms.

Job Responsibilities

Include but are not limited to

• Configure and manage F5 BIG-IP (LTM, APM, WAF/ASM, DNS/GTM) for application delivery and security
• Build and maintain virtual servers, pools, health monitors, and traffic policies
• Develop iRules and automate configurations using Ansible, Terraform, and REST APIs
• Manage SSL/TLS configurations and certificate lifecycle
• Implement and tune WAF, bot defense, and DDoS protection policies
• Support F5 Distributed Cloud (XC) including load balancers, WAAP, and CE node deployments
• Monitor performance, troubleshoot incidents, and support system upgrades and lifecycle management
• Collaborate with infrastructure, security, and application teams; provide SME guidance and documentation

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Network Engineering, or related field (or equivalent experience)
• 5+ years of hands‑on F5 BIG‑IP administration in enterprise environments
• Strong experience with LTM, APM, WAF/ASM, and DNS/GTM
• Experience with F5 Distributed Cloud (XC) or similar cloud‑based application delivery platforms
• Proficiency in TCP/IP, HTTP/S, DNS, and Layer 4‑7 networking
• Experience with automation tools (Ansible, Terraform, APIs)
• Knowledge of SSL/TLS, PKI, and security best practices

Preferred Qualifications

• F5 certifications (F5‑CA or F5‑CTS)
• Experience with BIG‑IQ, cloud platforms (AWS/Azure/GCP), or Kubernetes integrations
• Familiarity with CI/CD, GitOps, and observability tools
• Experience with multi‑cloud networking or modern security architectures (Zero Trust)
• Familiarity with Cisco Nexus Dashboard Fabric Controller (NDFC) and VXLAN EVPN overlay networks, including integration considerations for F5 BIG‑IP deployments within spine‑leaf data center fabrics.

Diamondback is an Equal Employment Opportunity Employer. Diamondback provides equal employment opportunities to all qualified applicants without regard to race, sex, sexual orientation, gender identity, national origin, color, age, religion, veteran or disability status, genetic information, pregnancy, or any other status protected by law. Diamondback participates in E‑Verify. Learn more aboutE‑Verify.