Job SummaryJob Summary : The L3 Wireless Engineer is responsible for advanced wireless engineering, RF optimization, WLAN architecture support, major incident resolution, wireless lifecycle management, automation, and technical governance of Cisco and Aruba Wireless environments. Role SummaryThe L3 LAN Engineer serves as the highest technical escalation point for enterprise LAN infrastructure and is responsible for advanced troubleshooting, design support, capacity planning, lifecycle management, automation, and major incident resolution.
Key ResponsibilitiesKey ResponsibilitiesAdvanced LAN SupportAct as L3 escalation point for critical LAN incidents. Perform advanced troubleshooting across campus networks. Support large-scale Cisco and Aruba switching environments.
Troubleshoot complex routing and switching issues. LAN TechnologiesCisco Catalyst 9KCisco NexusAruba CXHPE ComwareSDA (Software Defined Access)Cisco Catalyst Center (DNAC)Device onboarding and provisioningAssurance ManagementSoftware Image Management (SWIM)Template deploymentCompliance managementSDA operational supportProblem ManagementLead Root Cause Analysis (RCA).Identify recurring infrastructure issues. Implement permanent corrective actions. Maintain technical knowledge articles.
Upgrade & Lifecycle ManagementIOS-XE upgradesSwitch refresh initiativesSoftware lifecycle planningValidation and rollback testingCapacity & Performance ManagementCapacity forecastingUtilization analysisPerformance optimizationInfrastructure modernizationSecurity & ComplianceVulnerability remediationSecurity advisory reviewsConfiguration compliance auditsNetwork segmentation supportAutomationPython scriptingAnsible automation DNAC API integrations Skill RequirementsRequired SkillsCisco Catalyst Center (DNAC)Cisco Catalyst 9KCisco NexusAruba CXOSPFBGPEIGRPSTPQoSSDACisco ISEExperience7-10 years of LAN Engineering experience.3+ years supporting Cisco DNAC.Experience handling major incidents.
Preferred
CertificationsCCNP EnterpriseCisco SDA SpecializationAruba ACNPITIL FoundationOther RequirementsOther Requirement : Advanced Wireless Engineering\\\
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- Act as L3 escalation point for wireless issues.\\\ \\\
- Troubleshoot complex WLAN performance issues.\\\ \\\
- Analyze wireless user experience and client behavior.\\\ \\\
- Optimize RF design and coverage.\\\ \\\ Cisco Wireless Technologies\\\ \\\
- Cisco WLC 9800\\\ \\\
- Cisco Access Points\\\ \\\
- Wireless Assurance\\\ \\\
- Cisco Mobility Services\\\ \\\ Aruba Wireless Technologies\\\ \\\
- Aruba Central\\\ \\\
- Aruba Mobility Controllers\\\ \\\
- Aruba APs\\\ \\\
- AI Insights\\\ \\\
- AirWave\\\ \\\ RF Performance Management\\\ \\\
- RF tuning and optimization\\\ \\\
- Channel utilization analysis\\\ \\\
- Coverage gap analysis\\\ \\\
- Roaming optimization\\\ \\\
- Client density planning\\\ \\\ Aruba Central Administration\\\ \\\
- Site and group management\\\ \\\
- Template administration\\\ \\\
- Firmware compliance\\\ \\\
- AI-powered analytics review\\\ \\\ Problem Management\\\ \\\
- Root Cause Analysis\\\ \\\
- Known Error Database maintenance\\\ \\\
- Wireless stability improvements\\\ \\\
- User experience enhancement initiatives\\\ \\\ Upgrade & Lifecycle Management\\\ \\\
- Controller upgrades\\\ \\\
- AP firmware upgrades\\\ \\\
- ArubaOS upgrades\\\ \\\
- Wireless software compliance management\\\ \\\ Security\\\ \\\
- Cisco ISE Integration\\\ \\\
- Aruba ClearPass\\\ \\\
- 802.1X Authentication\\\ \\\
- NAC\\\ \\\
- Wireless segmentation\\\ \\\
- Policy enforcement\\\ \\\ Automation & Analytics\\\ \\\
- DNAC APIs\\\ \\\
- Aruba Central APIs\\\ \\\
- Python Automation\\\ \\\
- Wireless reporting and dashboards\\\ \\\ Required Skills\\\ \\\
- Cisco WLC 9800\\\ \\\
- Aruba Central\\\ \\\
- Aruba Controllers\\\ \\\
- RF Optimization\\\ \\\
- WLAN Design\\\ \\\
- Cisco ISE\\\ \\\
- Aruba ClearPass\\\ \\\
- Wireless Security\\\ \\\
- Wireless Analytics\\\ \\\
- Network Automation\\\ \\\ Experience\\\ \\\
- 7-10 years of Wireless Engineering experience.\\\ \\\
- 3+ years supporting enterprise Cisco and Aruba WLAN environments.\\\ \\\
- Strong expertise in RF design and troubleshooting.\\\ \\\ Preferred Certifications\\\ \\\
- CCNP Enterprise (Wireless)\\\ \\\
- CWNA / CWNP\\\ \\\
- Aruba ACMP\\\ \\\
- Aruba ACNP\\\ \\\
- ITIL Foundation\\\ \\\ \\\ \\\ \\\ \\\
Track Lead - Wireless Networking in Berlin Arbeitgeber: Hcl Technologies
HCLTech ist ein hervorragender Arbeitgeber, der seinen Mitarbeitern ein dynamisches und unterstützendes Arbeitsumfeld bietet. Mit einem starken Fokus auf Weiterbildung und persönlichem Wachstum haben Sie die Möglichkeit, Ihre Fähigkeiten in der IT-Branche weiterzuentwickeln, während Sie in einem vielfältigen Team arbeiten, das Innovationen schätzt. Die 3-Schicht-Arbeitsweise ermöglicht es Ihnen, flexibel zu arbeiten und gleichzeitig eine ausgewogene Work-Life-Balance zu fördern.
