Management System Administrator
Resume:
Boris Dayou
Linux Systems Administrator
New York City, NY
********@*****.***
Knowledgeable, detail-oriented Linux Administrator with 5+ years of experience working with LINUX software, configuring and troubleshooting servers, creating, managing user accounts and file systems.
Authorized to work in the US for any employer
Work Experience
Linux System Administrator
College of American Pathologists - Chicago, IL
February 2018 to Present
Providing high level of technical support to customers via the phone, chat and ticketing system.
Deploying, Configuring and Maintaining Systems.
Project migration of data from Linux Red Hat 6 servers to Linux Red Hat 7 servers. Users/Groups accounts migration.
Create, Configure and Mount File Systems Using EXT4 and XFS File Systems.
Management of physical volumes, assigning physical volumes to volume groups, management of Logical volumes LVM (File Systems EXT4, XFS) on RHEL v6 & v7and CentOS v6 & v7.
build and configure Linux Samba file server.
build and configure Linux nfs server.
install and configure of Apache HTTP, Nginx, tomcat, Git, GitLab and Jenkins servers.
upgrading CPU and Memory on Linux servers for better performance to make Linux servers run faster.
Applying Red Hat Linux and 3rd party patches in the required compliance timelines.
Linux System Administrator
Staples, Inc. - Framingham, MA
October 2015 to January 2018
Provided a high level of technical support to customers via the phone, Skype chat and ticketing system.
Follows ITIL based practices for change management, incident management, problem management, configuration management.
Planned, installation, configuration, supported, and optimized servers.
Troubleshooting Incidents, task tickets on Linux RHEL servers v6, v7 and v8.
Troubleshooting of CPU, Memory, Disk/Files-System, Network Input/output on Servers.
Patched RHEL kernel using Red Hat Satellite servers, (push red hat OS security and bug-fix patches).
Provided troubleshooting support for patch related issues.
Management of LVM and File Systems (EXT4, XFS), memory and CPU addition & hot add on VMs.
Supported daily operations including monitoring, troubleshooting and performance tuning.
Connected servers to Storage Area Network SAN using NFS.
Users and groups account management, password reset for customers and elevated access Sudo.
Supported multiple web servers Apache HTTP, NGINX and tomcat. Education
Bachelor's degree in marketing and communication
Institute Superior of Management Adonai - COTONOU
January 2010 to September 2013
Associate's degree in communication
Institute Superior of management - COTONOU
March 2011 to October 2012
Skills
Red Hat Enterprise Linux v6, v7 & v8
CentOS v6, v7 & v8
VMware ESXi v6.5 & v6.7, vCenter, VSphere Web Client.
Oracle virtual machine OVM
Apache HTTP, Nginx, tomcat, Git/Github, GitLab, Jenkins,
NFS, Samba, DNS, TCP/IP, SFTP, SSH, HTTPS, SMTP, SNMP
Linux Kickstart installation, RAID, Nagios
SSH Keys - public and private - for secure connections
Bash Shell scripting
Configuration and automation Ansible
Patching Kernels with Ansible playbook
Incident Management, IT Change Management in Operations Center and ITIL processes Skills Detail
High level of Technical/Operations support to customers via the phone, chat and ticketing system.
Follows ITIL based practices for change management, incident management, problem management, and configuration management.
OS installation, maintenance, patching, security hardening, configuration and troubleshooting of Linux RHEL v6, v7, v8 and CentOS v6, v7, v8.
Installation, configuration, troubleshooting of web servers’ apache http and Nginx.
Installation, configuration, troubleshooting of tomcat, Git, GitLab, Jenkins servers
Securing data with encryption (SSH Keys - public and private - for secure connections).
Strong understanding of VMware networking concepts like creation of NIC teaming.
Using (top, netstat, ss) to produce and deliver reports on system utilization (processor, memory, disk, and network).
Identifying CPU/memory Intensive processes, adjust process priority and kill processes using pgrep, pkill, kill and jobs commands.
Management of File Systems (EXT4, XFS & VFAT) and Logical volumes LVM on RHEL/ Centos v6, v7 & v8.
Using bash shell scripts to automate systems maintenance tasks.
Scheduling tasks using CRONTAB commands.
Management of systems time and configured the chronyd service to work with NTP.
Installation and configuration of network scanning tools and Iptables (Nmap, netstat) to scan the network ports of the servers.
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