(IT) F5 Resident Engineer

Job DetailsF5 Resident Engineer (Contract)F5 Resident Engineer (Contract)Location: Southern locations Country: UK Rate: NegotiableF5 Resident EngineerThis role is primarily remote, with occasional on-site attendance required at locations in southern cities.The engineer will act as the day-to-day operational owner of the F5 estate, covering BAU operations, incidents, changes, and lifecycle support.Engineer ResponsibilitiesIncident support and troubleshooting (P1-P3)BAU operations and service monitoringConfiguration changes across LTM, DNS, ASM, and APMSSL certificate management and renewalsWAF policy tuning and onboarding of partner servicesDNS/GSLB traffic steering and site failover supportSupport for upgrades, pre-prod testing, and production promotionsCollaboration with internal customer and vendor teamsMandatoryRequired SkillsSenior-level experience with F5 BIG-IP LTMStrong hands-on experience with BIG-IP DNS/GSLBASM (WAF) policy management and tuningAPM/SSL VPN configuration and supportAbility to read, troubleshoot, and modify iRulesExperience supporting 24x7 production environmentsStrongly PreferredService provider/telco network experienceMulti-site, HA and failover architecturesProxy environments (forward and reverse)Exposure to BIG-IQ and centralised licensing modelsPosted Date: 10 Apr 2026 Reference: JSF5 Employment Business: Flint UK Technology Services Contact: Adele Cecerehide