Objective:
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Results-oriented and highly experienced Linux System Administrator with a robust background spanning 23 years. Proven expertise in Linux server management, specializing in security, optimization, and application deployment. Adept at web hosting, support, and seamless website migration. Seeking a challenging role to leverage my skills and contribute to the success of a forward-thinking organization.
Professional Experience:
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Linux System Administrator :
- Demonstrate extensive knowledge and hands-on experience in Linux server management, ensuring the security and optimal performance of critical systems.
- Successfully execute the installation of diverse applications on Linux, contributing to a robust and efficient server environment.
- Lead web hosting and support initiatives, providing technical expertise to resolve complex issues promptly.
- Orchestrate seamless website migrations, minimizing downtime and ensuring client satisfaction.
Senior Security Analyst :
- Implemented robust cybersecurity measures utilizing cutting-edge tools such as Wazuh, Snort, Elastic, OpenSearch, Ossec, MISP, and The Hive.
- Specialized in firm-wide security solutions, creating resilient setups to safeguard against various threats.
- Applied expertise in security matters, utilizing Pfsense, IPtables, Honeypot, IPSEC, AI firewalls, and Wazuh.
- Conducted thorough system tests for vulnerabilities, dark holes, and proxy setups to fortify overall infrastructure.
Virtualization Specialist :
- Proficiently managed virtual OS systems, with expertise in VMware and Xen, ensuring efficient resource allocation and optimization.
- Oversaw a diverse range of application and web servers, including Apache, Nginx, FTP, MySQL, PowerDNS, Bind, and cache servers.
- Maintained reliable mail servers such as Postfix, Exim, Sendmail, Zimbra, iRedMail, and Qmail, ensuring secure and efficient email communication.
Technical Skills:
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- Operating Systems: Linux
- Protocols: TCP/IP, IMAP, FTP, DHCP, HTTP, SMTP, POP/3
Additional Skills:
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- In-depth experience in big enterprise setups and nodes/load balancing for end clients, capable of handling over 6.2 million connects per minute and larger-scale deployments.
