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Systems Administer - Linux

Key Facts

Remote From: 
Full time
Senior (5-10 years)
English

Other Skills

  • β€’
    Willingness To Learn
  • β€’
    Teamwork
  • β€’
    Training And Development
  • β€’
    Troubleshooting (Problem Solving)
  • β€’
    Logical Reasoning
  • β€’
    Problem Solving

Roles & Responsibilities

  • 3-5+ years of experience working with Linux systems in a production environment (RedHat/CentOS preferred), including bare-metal and virtualization (VMware/Hyper-V).
  • Advanced UNIX/Linux scripting skills (bash, Perl or equivalent).
  • 3-5+ years of experience with open-source software such as Apache HTTPd, Tomcat, Asterisk, BIND, MySQL, Red Hat IPA Server, etc.
  • Strong troubleshooting, problem-solving and security-focused mindset with Linux server hardening and performance tuning.

Requirements:

  • Serve as the subject matter expert for Linux system platforms and provide Tier III support, collaborating with systems and network engineering teams.
  • Ensure 24/7 system/network uptime as part of a weekly on-call rotation.
  • Identify and implement initiatives to optimize infrastructure security, stability, and sustainability.
  • Work closely with commercial vendors to escalate service-related issues and questions.

Job description

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

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