Systems Engineer - Linux (12-month contract)
First seen by Alion on Jul 7, 2026.
Venture outside the ordinary - TMX Careers
The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations enhancing capital markets. United as a global team, we’re connecting cross-functionally, traversing industries and geographies, moving opportunity into action, advancing global economic growth, and propelling progress. Through a rich exchange of ideas, meaningful collaboration, and a nimble operating model, we're powering some of the nation's most critical systems, fueling capital formation and innovation, bringing increased opportunity to business visionaries, product ingenuity to consumers, and career exploration to our team.
Ready to be part of the action?
The Systems Engineer 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. This role requires an awareness of modern practices like Platform Engineering and how Generative AI tools (such as Copilot and Claude) can augment engineering velocity.
This role reports to: Senior Manager, Infrastructure Systems Engineering
Job Location: Hybrid (2-3 days in office) - based in Toronto, ON.
Key Accountabilities
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 (e.g., Copilot, 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.
Must Have(s)
Education & Experience: A post-secondary degree or equivalent relevant experience in Computer Science or Engineering, paired with 5+ years of progressive system administration experience.
Core Datacenter & Linux Expertise: Deep expertise supporting self-hosted physical datacenters alongside RedHat 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.
Automation & IaC: Proven experience utilizing Infrastructure as Code (IaC) frameworks for modernizing enterprise platforms, specifically leveraging Terraform and Ansible Automation Platform.
Platform Technologies: Hands-on experience with containerization and virtualization platforms (such as Red Hat OpenShift Container Platform and OpenShift Virtualization) and enterprise OS deployment engines (RedHat Satellite).
Storage Solutions: Familiarity with managing on-premise storage environments, including PURE Storage, NetApp, and container-native configurations (Portworx).
Observability: Practical experience working with centralized monitoring and logging platforms (Splunk Observability/Cloud, Grafana).
Modern Engineering Tooling: Conceptual awareness and use of Generative AI productivity tools (e.g., Copilot, Claude) to augment code development workflows and daily operations.
Communication: Excellent analytical, collaborative problem-solving, written, and verbal communication skills.
Nice to Have(s)
Experience with virtualization platforms like VMWare or Nutanix.
Public cloud infrastructure experience, ideally AWS (note: experience in self-hosted datacenters is prioritized).
Salary Range: $105/H - $120/H CAD. Please note that the salary range included is a guideline only. The salary offered may vary based on factors, including, but not limited to, the successful candidate’s relevant knowledge, skills, and experience.
The recruiting efforts for this role are intended to fill a vacant position.
In the market for…
Excitement - Explore emerging technology and innovation, as well as ventures and digital finance that shape the future of global markets! Experience the movement of the market while grounded in the stability of close to 200 years of success.
Connection - With site hubs in some of the world’s most multicultural cities, we leverage our size and structure to create rich connections and belonging while experiencing powerful global impact through our work.
Impact - More than a platform, we use our talents to power mission-critical systems that drive global economic advancement, innovation, and growth. As well, our employee-led Team Impactspreads social good via our giving strategy.
Wellness - From empathetic leadership to a culture of flexibility and balance, we believe wellness at work creates the maximum yield and a stronger “we”. Plus, with a cloud-first and hybrid workstyle, as well as generous time-off and leaves, we support a life well lived!
Growth - From a growth mindset in our work, to expansion in our business, TMX is home to action-takers energized by the achievement of ambitious growth.
Ready to enrich your career with impactful work, leaders who truly care, and the flexibility and programs to help you thrive as part of #TeamTMX ? Apply now.
Please note that our company is not currently sponsoring work permit applications and the applicant must be authorized to work in the country where this position is located.
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.