Manage, maintain and monitor all web servers for the production, quality assurance and development environments, consisting primarily of Linux (Ubuntu, CentOS, Red Hat) and other systems (Windows), all of which operate on VMware and OpenStack platforms.
Participate in the automated deployment of operating system and application migrations.
Configure new servers and maintain existing ones. Configure equipment, services, parameters and storage in accordance with operational requirements.
Install, configure and optimize all related web applications such as Apache, Tomcat, NGINX and Varnish.
Install, configure, administer and secure database servers or their entities (MySQL, MongoDB, CouchDB). Analyze their performance. Provide optimization services for SQL queries from web development teams.
Assist web development teams in performing load tests for web applications and databases.
Manage and maintain security policies for systems and applications.
Manage and monitor appropriate system and database backup strategies in order to minimize downtime and reduce recovery times.
Carry out continuous performance tuning, operating system and application upgrades, and resource optimization, as required.
Occasionally provide technical support on-call, to help maintain 24/7 service.
Adequately document operations.
5+ years of experience in a similar position
Excellent problem-solving and analytical skills
Good understanding of issues surrounding service quality
Firm command of cache systems and CDNs (Akamai, Varnish)
Solid understanding of web hosting and high-availability techniques (load balancers [LB] and web application firewalls [WAF] such as F5, FortiGate, DNS and HTTP)
Firm command of the Linux operating system, primarily CentOS, RHEL and Ubuntu Server
Experience in database administration and design with MySQL and MongoDB, as well as solid optimization skills
Extensive knowledge of server management and monitoring tools such as Nagios, Icinga, Ganglia and New Relic
Experience with configuration management software such as Ansible, Satellite and GLPI
Experience using management tools such as Red Hat Satellite and Ansible Tower
Excellent organizational and interpersonal skills
Open-mindedness and willingness to discover new technologies
Extensive knowledge of virtualization software (VMware vCenter, VSphere, OpenStack)
Knowledge of script languages such as Bash, Perl or Python
Experience in high-traffic web environments (load balancing, web cache)
Knowledge of CMSs (Drupal, Polopoly, Adobe) an asset
Bilingual (English and French)
Bilingualism is required (English and French); adequate knowledge of French is required for positions in Quebec.