* Worked as a TAC Engineer, gaining extensive knowledge in the ClearPass product, including communication with Active Directory and Aruba Mobility Controllers.* Deployed new ClearPass servers on VM, Azure, and AWS platforms.* Troubleshoot customer network environments through remote sessions.* Practical experience in upgrading AAA servers and implementing new configurations.* Managed license additions and deletions in ClearPass CLI via shell.* Expertise in setting up AAA server clusters and resolving related issues.* Troubleshoot authentication methods such as MAC authentication, EAP PEAP-MSCHAPv2, TLS, and TEAP.* Deployed network security measures such as ACLs in ClearPass.* Functional knowledge of PKI infrastructure and digital certificates.* Configured and troubleshoot captive portal pages.* Basic knowledge of Aruba NAS device configuration, including controllers and IAPs.* Configured and troubleshoot OnGuard, Onboard, Insight, post-auth, and extensions.* Familiar with device profiling.* Analyzed server logs and performed live sessions via SSH to server logging, shell access, and packetcapture using Wireshark.* Integrated AAA servers with AD and multivendor network devices.* Knowledgeable in RADIUS, TACACS, and LDAP.* Documented cases with troubleshooting, analysis, and configuration details, including RCAs whenapplicable.

* Providing remote technical support to resolve hardware and software issues* Testing and verifying hardware peripherals to ensure they meet specifications by recording and analyzing data* Monitoring network connectivity, sensor data, IP cameras, and handling tickets