Linux Systems Administrator

4 weeks ago

Toronto, Ontario, Canada Aviso Wealth Full time

About the Role:

Aviso Wealth is seeking a highly skilled Linux Systems Administrator to join our IT team. As a key member of our team, you will be responsible for implementing and supporting TechOps/DevOps operations based on automated and orchestrated virtual environments builds along with continuous integration and delivery.

Key Responsibilities:

  • Administer enterprise-level Oracle Linux systems for development, test, and production environments using VMWare, Puppet, and Ansible in a Highly-Available 24/7 production environment.
  • Install new and/or rebuild and maintain existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards, policies, project, and operational requirements, and licensing agreements.
  • Contribute to the security planning, assessment, risk analysis, risk management, incident response, certification, and awareness activities for system and networking operations.
  • Coordinate and perform annual Linux security audits.
  • Apply OS patches and upgrades on a regular basis and upgrade administrative tools and utilities. Configure or add new services as necessary.
  • Perform ongoing performance tuning, hardware upgrades, and resource optimization as needed. Configure CPU, memory, and disk partitions as required.
  • Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems, and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
  • Perform regular security monitoring to identify any possible intrusions.
  • Perform daily backup operations, ensuring all required file systems and system data are successfully backed up. Perform regular file archival and purge as necessary.
  • Provide Tier III and other support per request from various constituencies.
  • Investigate and troubleshoot issues. Repair and recover from hardware or software failures. Coordinate and communicate with impacted users/groups.
  • Maintain and update installation and configuration procedures and documentation. Research and recommend innovative approaches for improving system administration tasks.

Requirements:

To be successful in this role, you will need:

  • Bachelor's degree in CS, MIS, or other related field (or equivalent experience) with over 7 years of experience.
  • Solid knowledge of and experience with Oracle or Red Hat Enterprise Linux (RHEL) 7.x required, along with Ansible, Puppet, Apache, and Tomcat.
  • Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certifications desired.
  • Strong and well-rounded background in network, host (RedHat/CentOS), and application security.
  • Experience with F5 (BigIP) load balancing of web and application servers.
  • Experience with Oracle RDBMS, WebLogic, ODA appliance.
  • Virtualization experience, VMWare 7.x, VSphere, and VCloud strongly preferred.
  • Developing and maintaining shell scripts to perform administrative tasks.
  • Storage technologies & networks (SAN, NAS, RAID, iSCSI, fibre channel, infiniband).
  • Experience in Content/Config management (Foreman/Katello or similar).
  • Experience with Container technologies like Docker, etc.
  • Networking protocols, including HTTPS, TCP/IP, UDP, SSL, SSH, SMTP.
  • Palo Alto Firewall configuration and management, IPS/IDS systems management, enterprise security management.
  • Knowledge of monitoring, log management, IT automation, and notification tools (Splunk, Manage Engine OpManager).
  • Knowledge of software revision control and source code management (Bitbucket, Git, Mercurial, CVS).
  • Knowledge of software development practices including continuous integration and deployment (CI/CD) and related tools (Ansible, Jenkins, Selenium, Apache Maven, etc.).
  • Understanding of OWASP web app security principals.
  • Knowledge and experience with PCI, SOX, SSAE16, and CSAE 3416 compliance processes.
  • Fluent communication skills in English are required and bilingual skills in French are an asset.

What We Offer:

Aviso Wealth offers a competitive compensation package that rewards and recognizes individual contributions, excellent health, dental, and insurance benefits, generous vacation time, fitness benefit, parental leave top-up options, matching contributions to our retirement program, commitment to the continuous improvement of our staff through learning & development and an education assistance program, and regular social events to foster teamwork.

Equal Employment Opportunity:

Aviso Wealth welcomes and encourages applications from all qualified individuals, including persons with disabilities. If you require an accommodation, we will work with you to meet your needs in all stages of the hiring process.

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