Deploy, administration and configuration of Ubuntu & Centos virtual machines on VMware vSphere 5.X ESXi,
KVM by Ovirt on HA (Open version Red Hat Enterprise Virtualization) and PoC with Docker.
Create, import and modify snapshots, templates, virtual disks and virtual switches.
Physical to virtual servers (P2v VMware).
Some IBM SoftLayer public cloud instances for demos.
Linux Centos, Ubuntu Server, virtual and physical in racks. RAID configuration with DELL hardware
controllers and software with mdadm Linux. Upgrade disks by LVM
Nagios software monitoring. Bash scripting for new checks on demand. New configuration of hosts, groups,
contacts and participation on-call 24/7.
Linux hosts supervision and reporting by mail several tools such as Tripwire, Logwatch, Nmon, Lsof,
Tcpdump, Netstat...etc.
Checking and creating new file rotation by Logrotate.
Typical Sysadmin tasks: Users, groups, Samba, sftp, cron scheduling management. Secure servers by iptables
rules, ssh server tuning (hardering & LDAP login), tcp wrappers, Fail2Ban.
Mail accounts management with Postfix/Dovecot mailserver by OpenLDAP users sync ( scripting crontabs
with ldapsearch, pdbedit..etc).
Bacula software backup based on disk and tape; management of clients, restore jobs. Daily and weekly with
registry.
OpenVpn deploy and configuration by group users. Department segregation by networks (allow previous
vlans cisco switchs).
Basic MySQL and PostgreSQL queries, as well as dumps & restores backups.
Deploy and tuning corporate tools: Redmine CRM, Webmail Open Xchange, OSticket and hesk for ticketing,
room meeting manager, CMS Wordpress, Gitlab, Apache, Tomcat, SVN Subversion.
Windows 2012 Server and earlier for the finance department; Domain, users, file sharing...etc.
3
Software and hardware support: Windows and Ubuntu desktops (in site / ticketing / phone). Support and
collaboration with developers' issues.
About 7 months leading Systems department, while leader's pregnancy absence:
Management of department tasks, as well as special intervention to replace 4 switches of all company with
new devices. This required coordination with several providers, clients and departments, stopping all
infrastructure and special formation day for the rest of workers.
Schedule with different product leader several periodic meeting to improve infrastructure and
improvements.
Virtualization of physical servers to VMware VM
Environment:
Ubuntu, Centos, Docker, Linux administration and hardening, OpenLDAP, Postfix, Dovecot, OpenXchange,
Bacula, Mysql, Nagios, VMware, Ovirt, IBM Softlayer, Windows 2012 Server, Windows 7.