Amanda Asumadu
Linux System Administrator | Command-Line Magician Delivering Results with Apache, MySQL, Virtualization | Forward-Thinking System Administrator | Mastering RedHat and Debian to Build Robust IT Ecosystems |
- Role
- Linux System Administrator at Edgio
- Location
- Washington, DC, US
- LinkedIn followers
- 500 followers
About Amanda Asumadu
Driven by a passion for optimizing IT infrastructures, I am a highly skilled Linux…
Experience
Linux System Administrator
Dec 2019 — Present
Managed LDAP, Nginx, HAProxy, GlusterFS, NFS, Samba, SSL, SELinux, SMTP, DNS, and DHCP, ensuring 99.9% uptime for network services.• Developed documentation for first-response troubleshooting, reducing downtime by 25% and enabling faster issue resolution.• Troubleshot and resolved complex issues on Linux servers, resulting in a 20% decrease in system downtime.• Deployed and managed SSL certificates for various web applications, ensuring timely renewal and order of new keys, maintaining 100% uptime.• Handled server deployment, management, template creation, and migration across VMware/vSphere clusters, improving deployment efficiency by 30%.• Deployed and configured Nagios, NRPE clients, and Nagios Plugins for system monitoring, improving proactive issue identification and resolution by 30%.• Managed MySQL databases, maintaining a 95% uptime rate and optimizing database performance.• Administered users on active directory and configured single sign-on for various applications and Linux servers, enhancing user experience and security.• Monitored customer traffic using Edge Insight and Grafana, alerting the team during traffic spikes, ensuring optimal performance during peak periods.• Designed and developed an enterprise patching schedule using RedHat Satellite and Ansible, resulting in a 40% improvement in patch deployment efficiency.
Education
University of Buea
Bachelor of Science - BS
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