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Sr. Principal Platform Engineer / Service Owner (F5)โ€“ Enterprise Connectivity

Eli Lilly and Company
Remote friendly (Indianapolis, IN)
United States
$126,000 - $224,400 USD yearly
IT

Role Summary

Sr. Principal Platform Engineer / Service Owner (F5)โ€“ Enterprise Connectivity. Lead the implementation and support of advanced application delivery and security solutions to ensure high availability, security, and performance for enterprise applications across on-premises and cloud environments.

Responsibilities

  • Implement F5 BIG-IP solutions (LTM, GTM/DNS, APM, ASM/WAF).
  • Develop iRules, iApps, and automation scripts for traffic management.
  • Deploy and configure F5 hardware and virtual appliances.
  • Perform OS/firmware upgrades and apply security hardening.
  • Own and monitor system health and troubleshoot complex network/application issues.
  • Configure WAF policies and manage SSL/TLS certificates.
  • Automate deployments using Python, Bash, and Ansible.
  • Collaborate with application, network, and security teams.
  • Create technical documentation, runbooks, and provide knowledge transfer.
  • Plan migrations, capacity analysis, and lifecycle management.

Qualifications

  • Bachelorโ€™s degree in Information Technology, Computer Science
  • Hands-on experience with F5 BIG-IP modules (LTM, GTM, APM, ASM)
  • Strong knowledge of networking protocols (TCP/IP, DNS, SSL/TLS)
  • Proficiency in scripting and automation (Python, Bash, Ansible)
  • Familiarity with security standards and compliance frameworks such as NIST, CIS, DISA-STIG
  • Experience with CI/CD pipelines and configuration management tools such as Ansible Automation Platform, Terraform, Azure DevOps
  • Proven ability to lead and mentor technical teams
  • Demonstrated capability to lead & influence major projects and business outcomes
  • Experience in managing relationships with third-party vendors and service providers
  • Experience in budgeting, cost control, and financial management
  • F5 certifications (CA, CTS in LTM/GTM, etc, Security track)
  • Experience with F5 Distributed Cloud, BIG-IQ, F5 and cloud-native LB solutions in AWS/Azure/GCP
  • Familiarity with Kubernetes Ingress and/or Service Mesh solutions
  • Additional enterprise-scale experience in managing and operating platforms for broad application delivery and enablement of services

Skills

  • F5 BIG-IP platform expertise (LTM, GTM/DNS, APM, ASM/WAF)
  • Networking and security fundamentals (TCP/IP, DNS, SSL/TLS, firewalls, IP management)
  • Scripting and automation (Python, Bash, Ansible)
  • Infrastructure as Code and automation tooling (IaC) familiarity
  • Cloud familiarity (Azure, AWS, GCP) and cloud-native load balancers
  • Vendor and project coordination, mentorship, and cross-functional collaboration

Education

  • Bachelorโ€™s degree in Information Technology or Computer Science

Additional Requirements

  • Position requires 5-10% travel
  • Position located in Indianapolis, Indiana working in a hybrid model. Relocation required
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