Day-to-day running of the IT department and its infrastructure. Monitoring and controlling services. Upgrading and patching security loopholes in Unix and Linux platforms.• Environment configuration management via Ansible, Salt, Cobbler.• Kafka, Spark and Cassandra administration.• Tomcat high availability.• Linux servers monitoring using NewRelic, Nagios, Icinga, Graphite, Grafana, Big Panda, Graylog, Pingdom, Pagerduty, Uptrends, Logstash, Kibana, etc.• Jobs workflow automation (Rundeck).• Backup, archival, and validation procedures.• Jenkins, GIT, Bash, python scripting.• Virtualization tech such as KVM, Virsh, Ovirt and Docker.• Elasticsearch, Redis, NoSQL environments. Elasticsearch Shield, Marvel, etc.• JIRA/Confluence administration.• AWS, EC2, S3, CloudFront, etc• nginx, varnish, load balancing, haproxy, pacemaker, keepalived.• Misc like: Gitlab, OpenVPN, Sonar, Varnish, Teampass, Wordpress, Hadoop, Docker, Ceph, F5 BIG-IP, GeoTrust, Rackspace, Rackspace Cloud, RackConnect, ActiveMQ, Subversion, JMXtrans, Metamarkets, Aerospike/Citrusleaf,• Java JVM administration.• ELK stack, LAMP stack.

System and technical administration.Virtual environments installation, management, maintenance and configuration (VMware, Citrix, Hyper-V, XenServer)Servers and datacenter installatión and maintenance, backup systems, data storage, OS and data migrations and monitoring.Managing Linux servers and users, accesses, sudo accessesManaging LDAP users authentication, users, accesses, permissions, sudo accesses, nfs shares, software packagesSupport of operations, software builds, JenkinsManaging RedHat Satellite Server 6.4, Ansible Server, Monitoring CheckMK Server and supporting critical enterprise applicationsCreating bash scripts and Ansible playbooks to automate tasksCreating kickstarts and VMware templates to provision Linux machinesCreating rpm packagesCreating and updating documentationSecurity hardening Linux machines