Systems Engineer - Linux

The Systems Engineer role is responsible for the management and support of various infrastructure technologies on distributed system platforms. In this role, you will design, build, and maintain technical solutions based on business requirements and the evaluation of modern information technology trends and practices, utilizing a strong automation, programmatic, and Infrastructure as Code (IaC) approach to systems management.

Requirements include awareness of modern practices such as Platform Engineering and the use of Generative AI tools (Copilot, Claude) to augment engineering velocity. The position reports to the Senior Manager, Infrastructure Systems Engineering.

Job Location:

Hybrid (2‑3 days in office) in Toronto, ON.

• Design, implement, and maintain operating systems, application software, and system management tools to ensure high availability and strict adherence to established operational standards.
• Drive the adoption of an IaC approach by translating business requirements into scalable, programmatic solutions and maintaining system configurations using industry‑standard automation tooling.
• Develop and optimize high‑quality code for complex systems tasks, leveraging modern tools such as Copilot and Claude to accelerate engineering velocity and workflow execution.
• Proactively monitor, identify, and resolve infrastructure resource bottlenecks, performing low‑level system performance tuning in high‑throughput environments in collaboration with cross‑functional teams.
• Provide advanced 2nd and 3rd level systems support alongside rotational on‑call coverage, liaising directly with external vendors and internal technical groups for rapid problem resolution.
• Author, update and maintain comprehensive technical documentation, infrastructure design standards, and procedural deployment guides.
• Research, evaluate, and recommend emerging datacenter and infrastructure technologies that directly align with global team objectives.

A post‑secondary degree or equivalent relevant experience in Computer Science or Engineering, paired with 5+ years of progressive system administration experience.

• Deep expertise supporting self‑hosted physical datacenters alongside Red Hat Linux (versions 8, 9, 10).
• Solid mastery of core networking fundamentals (PXE, DHCP, DNS, LDAP), LVM/XFS storage management, host‑based firewall/SSH configurations, and low‑level system tuning within high‑throughput environments.
• Proven experience utilizing Infrastructure as Code (IaC) frameworks for modernizing enterprise platforms, specifically leveraging Terraform and Ansible Automation Platform.
• Hands‑on experience with containerization and virtualization platforms such as Red Hat Open Shift Container Platform and Open Shift Virtualization, and enterprise OS deployment engines (Red Hat Satellite).
• Familiarity with managing on‑premise storage environments, including PURE Storage, Net App, and container‑native configurations (Portworx).
• Practical experience working with centralized monitoring and logging platforms such as Splunk Observability/Cloud and Grafana.
• Conceptual awareness and use of Generative AI productivity tools (Copilot, Claude) to augment code development workflows and daily operations.
• Excellent analytical, collaborative problem‑solving, written, and verbal communication skills.

• Experience with virtualization platforms like VMWare or Nutanix.
• Public cloud infrastructure experience, ideally AWS (experience in self‑hosted datacenters is prioritized).

$105/H - $120/H CAD (range is a guideline only; the actual offer may vary based on relevant knowledge, skills, and experience).

TMX is committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide accommodations for applicants and employees who require it. The company is not currently sponsoring work‑permit applications and the applicant must be authorized to work in the country where this position is located.