Michelle Nyaboke Onchieku

- Worked with Cisco Unified Communications Manager (CUCM) for VoIP configuration, user provisioning, and troubleshooting. - Assisted in network access control policies and authentication using Cisco Identity Services Engine (ISE). - Configured and maintained enterprise network infrastructure, including routers, switches, VLANs, BGP, and OSPF. - Used network monitoring tools like Cisco Prime, SolarWinds, and Wireshark for performance analysis and issue resolution. - Ensured compliance with industry regulations and maintained network documentation. - Assisted users with network-related issues, troubleshooting connectivity problems, configuring network devices, and ensuring optimal performance. - Handled and resolved tickets raised on the IT Service Management (ITSM) system, ensuring timely issue resolution and documentation of incidents.

- Developed and maintained security policies, procedures, and documentation. - Responded to security incidents promptly, conducting forensic analysis and implementing remediation actions to mitigate risks. - Conducting security audits. - Ensuring the protection of sensitive data within the application. - Performed code reviews to identify security flaws and provided recommendations for secure coding practices.