Ed D.
System Administrator @Intrado
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WORK HISTORY
System Administrator @Intrado
Montreal, QC, CA
Implemented NFS, AutoFS, FTP, DNS, DHCP for administrative and projectrequirements as well SAMBA server for windows and Linux connectivity.• Worked with security team to modifying users applications, password policies, group policy, UID and GID assignment policies.• Technical understanding of network protocols and services including TCP/IP, DNS, DHCP.• Monitored performance of systems using top, sar, ps, vmstat, netstat, iostat, andcpinfo to check CPU utilization, bottlenecks of I/O devices, memory usage andnetwork traffic.• Configured and updated Linux servers with latest releases and patches.• Setup configured and troubleshot volumes using LVM, & SVM.• Whereby performing tasks related to managing Disk Storage which includes using LVM command line to create, grow extent, reduce, resize, and/or mirror new volumes and file systems.• Involved in Monitoring, performing file and group security, Access security, and Physical security.• Performed system hardening as well as installed 10_Recommended patches, security packages.• Disabled services as required to minimize and or eliminate unauthorized server access.• Performed network configuration for both physical and virtual servers.• File system management: Proficient with NFS, EXT4, EXT3, VFAT, CIFS, and XFS file systems.• Troubleshoot server network connectivity using native Solaris tools and commands.
ABOUT ED D.
bin/bash With over 6 years of total experience, including 5+ years in Data Services, I specialize in managing Linux/UNIX systems, networking, and storage. I am known for a hands-on approach to system setup and problem-solving, ensuring optimal performance and reliabiliKey Areas of Expertise:• Linux System Administration: Proficient in user and group management, role-based access control, and filesystem management (LVM). I effectively manage volumes, storage, and file transfers to ensure seamless operations.• Command-Line Proficiency: Skilled in accessing shell prompts, utilizing input-output redirection, and creating shell scripts for task automation. I efficiently manage files and directories and use tools like SSH for secure remote access.• Performance Monitoring & Tuning: I actively monitor system performance, analyze logs, and fine-tune resources. My experience includes identifying CPU/memory-intensive processes and adjusting process scheduling.• Patch Management: Ensure systems are secure and up-to-date through effective patching and software maintenance, including managing software installations from repositories.• Security Practices: Configure firewalls, manage SELinux policies, and implement key-based SSH authentication to safeguard systems against vulnerabilities.• Automation & Containers: Leverage Ansible for configuration management and manage containerized applications with tools like Podman, ensuring service reliability.• Networking & Storage: Proficient in configuring IPv4 and IPv6 addresses, hostname resolution, and managing local storage through partitioning and file system creation.I thrive in collaborative environments and am passionate about connecting with other IT professionals. Let’s connect to explore opportunities in Linux administration and system optimization >> keyskills.sh:qa [ Enter]
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