System Admin

Experience: 4+ years

Employment type: Full time

You are a Linux guru, passionate about the management and optimization of web servers using the latest technology and trends. In addition to being technically savvy, you re an expert of system performance and have great troubleshooting skills. You re also cool under pressure and are able to quickly and effectively intervene to resolve system outages.

Responsibilities:

Monitor critical and client infrastructure

Handle incidents in real-time and respond to them, including their documentation

Diagnose and resolve performance issues, including:

load speed (network, CPU, memory, I/O)

database performance tuning

email delivery reputation management

Identify and resolve security incidents, including abuse, blacklisting, malware and phishing

Monitor backups

Participate in the Dedicated and Cloud servers activation and cancellation process, including for custom VIP systems

Provide coaching and support to L2 Support team

Handle L3 ticket escalations

Diagnose and troubleshoot complex migrations

Participate in the systems standardization and documentation efforts

Escalate complex issues and coordinate responses with the DevOps team

Required Skills Experience :

3+ years of experience as a LAMP System Administrator (Apache or nginx) including handling email reputation issues

Experience with cPanel/WHM control panel (Plesk an asset)

Experience with Bash or similar command-line scripting languages

Good communicator in French or English; capable of clearly communicating complex concepts to a non-technical audience

Excellent understanding of email protocols (POP/IMAP/SMTP)

Experience with virtualization technologies such as OpenVZ, KVM, Xen, VMWare, or OpenStack.

Good understanding of web concepts such as DNS and IPv4/6

Experience managing and optimizing database systems such as MySQL and MariaDB

Working knowledge of common website scripting languages such as PHP, Perl, or Python

Windows Server management experience an asset

cPanel and Redhat/LPIC certifications an asset