Systems Administer - Linux

Who are we seeking to join our team?

Our client is currently seeking a System Administrator- Linux to join our team at the North York head office.

You will contribute to the team by performing the following:

• Service oriented, positive attitude.

• Serve as the subject matter expert for Linux system platforms, providing Tier III support in diagnosing complex issues, working closely with systems and network engineering teams.

• 3-5 years experience working with IT platform infrastructure including bare-metal and VMware, Hyper-V

• Server management including (but not limited to) system deployment, configuration and management, monitoring, and operational documentation.

• Identifying and implementing initiatives that improve or optimize existing infrastructure environments or processes in regards to security, stability and sustainability.

• Work closely with commercial vendors escalating service-related issues/questions.

• Upkeep skills by participating in professional development through educational opportunities, reading professional publications, and maintaining professional designations

• Able to quickly learn and implement new technologies and infrastructure best practices in a constantly evolving service provider environment

• Ensure the 24/7 system/network uptime as part of a weekly On-Call rotation

• Other duties are required by management.

What you bring to the team:

• 3-5+ years experience working with Linux systems in a production environment (RedHat/CentOS preferred).

• Advanced experience in Unix architecture and security.

• Advanced UNIX/Linux scripting skills. Shell scripting and coding in bash, perl or similar languages.

• 3-5+ years experience working with open-source software including (but not limited to) Apache HTTPd, Tomcat, Asterisk, BIND, MySQL Red Hat IPA Server, etc.

• Advanced experience in supporting infrastructure systems such as DNS, NTP, LDAP, MySQL, NFS/CIFS, SYSLOG, SMTP, Kickstart, Elastic Search, etc.

• Linux server hardening and performance tuning.

• Strong troubleshooting, reasoning and problem-solving skills.

Nice to have:

• Experience with containerization

• PostgreSQL experience

• Windows Server and Active Directory Management

• VMware Administration experience

• Experience with mobile security