F5 Principal Network Engineer

F5 Principal Network Engineer

Posted Today by Cloud Destinations LLC

Negotiable
Undetermined
Remote
Remote

Summary: The F5 Principal Network Engineer role involves leading the assessment and migration planning for an upgrade of F5 devices across two data centers. The position requires expertise in F5 BIG-IP administration and architecture, with a focus on implementing an Always-On VPN solution and improving documentation quality. The contractor will work semi-independently and collaborate with existing engineers and stakeholders. This is a 6-month remote contract position.

Key Responsibilities:

  • Lead assessment and migration planning for F5 i-Series to R-Series platform upgrade across 6 devices in two data centers
  • Support the design and implementation of an Always-On VPN solution using F5 Access Policy Manager (APM) APM is already live in the environment; client endpoints are laptops using Edge Client
  • Consult on Active/Active and High Availability (HA) architecture designs for workloads (HA architecture direction is being led by a distinguished engineer and requires F5 SME input)
  • Install, configure, and validate the F5 Application Study Tool for traffic discovery and migration planning support
  • Shore up and produce architecture documentation the environment is partially documented and this resource is expected to improve documentation quality as a PE replacement
  • Collaborate with existing F5 engineers and network/security stakeholders for knowledge transfer and implementation validation
  • Plan and execute configuration activities within available change windows, accounting for freeze periods.
  • Deliver implementation runbooks, design documentation, and operational handoff materials

Key Skills:

  • Expert-level F5 BIG-IP administration, architecture, and troubleshooting (LTM, TMOS)
  • Demonstrated experience with F5 i-Series to R-Series migration and platform modernization
  • F5 Access Policy Manager (APM) expertise VPN design, Always-On configuration, Edge Client
  • High Availability and Active/Active architecture design experience
  • Strong networking fundamentals: TCP/IP, DNS, routing, HTTP/HTTPS, TLS/SSL, certificate management
  • Experience deploying and operating the F5 Application Study Tool
  • Ability to produce technical documentation, runbooks, and conduct knowledge transfer independently
  • GTM / BIG-IP DNS design and traffic management experience

Salary (Rate): £56.00 hourly

City: undetermined

Country: undetermined

Working Arrangements: remote

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Position: F5 Principal Network Engineer

Location: Remote

Hiring Mode: 6 Months Contract

Job Description:

The engagement spans two data centers housing 6 BIG-IP devices total. The primary migration is being executed "mostly as-is" with targeted cleanup underway. Change freeze windows are expected throughout the remainder of the year so execution windows must be planned accordingly.

Key Responsibilities:

  • Lead assessment and migration planning for F5 i-Series to R-Series platform upgrade across 6 devices in two data centers
  • Support the design and implementation of an Always-On VPN solution using F5 Access Policy Manager (APM) APM is already live in the environment; client endpoints are laptops using Edge Client
  • Consult on Active/Active and High Availability (HA) architecture designs for workloads (HA architecture direction is being led by a distinguished engineer and requires F5 SME input)
  • Install, configure, and validate the F5 Application Study Tool for traffic discovery and migration planning support
  • Shore up and produce architecture documentation the environment is partially documented and this resource is expected to improve documentation quality as a PE replacement
  • Collaborate with existing F5 engineers and network/security stakeholders for knowledge transfer and implementation validation
  • Plan and execute configuration activities within available change windows, accounting for freeze periods.
  • Deliver implementation runbooks, design documentation, and operational handoff materials

Required Skills & Experience:

  • Expert-level F5 BIG-IP administration, architecture, and troubleshooting (LTM, TMOS)
  • Demonstrated experience with F5 i-Series to R-Series migration and platform modernization
  • F5 Access Policy Manager (APM) expertise VPN design, Always-On configuration, Edge Client
  • High Availability and Active/Active architecture design experience
  • Strong networking fundamentals: TCP/IP, DNS, routing, HTTP/HTTPS, TLS/SSL, certificate management
  • Experience deploying and operating the F5 Application Study Tool
  • Ability to produce technical documentation, runbooks, and conduct knowledge transfer independently
  • GTM / BIG-IP DNS design and traffic management experience

Preferred:

  • F5 SSL Orchestrator (SSLO) and/or Advanced WAF experience
  • Automation experience with Ansible or Terraform
  • F5 professional certifications (F5-CA, CTS, or CSE)

Additional Notes

  • Contractor will be expected to operate semi-independently given internal team bandwidth constraints
  • Discovery phase should be anticipated given partial documentation state
  • HA architecture workstream is being driven by a distinguished engineer F5 resource serves in a consulting/advising capacity for that stream