Senior Infrastructure Specialist

Toronto Head Office: 40 Temperance Street, Suite 2600, Toronto, ON , CAN

Calgary Office:
Bow Valley Square 2, 205-5th Avenue S.W., Suite 2200, Calgary, AB , CAN

The Senior Infrastructure Specialist provides technical expertise supporting CIRO’s mission‑critical surveillance systems, Market Trade Reporting Systems (MTRS), and enterprise applications. As part of the Infrastructure Critical Services team, this role ensures high availability, operational resilience, scalability, and performance across both infrastructure and applications layers in a modern, cloud‑enabled, data‑driven environment.

• Provide ongoing support and maintenance for CIRO’s Surveillance and MTRS system and enterprise applications.
• Monitor system health using modern observability platforms (Zabbix, metrics, logs, traces) to ensure performance and availability.
• Manage daily operational processes including start‑of‑day and end‑of‑day activities.
• Support and optimize real‑time data pipelines, including FIX protocol, streaming platforms (e.g., Kafka), and derivatives market data feeds.

• Acts as the primary point of contact during critical system and infrastructure incidents.
• Lead incident response using ITIL frameworks (e.g., incident management systems).
• Drive rapid triage, mitigation, and resolution across internal teams and external vendors.
• Conduct detailed root‑cause analysis (RCA) and implement preventive measures.
• Leverage Zabbix monitoring to proactively detect anomalies and reduce incident frequency.

• Participate in design and implementation of high availability, fault‑tolerance, and scalable systems.
• Enhance reliability through
  • Redundancy and failover strategies
  • Load balancing
  • Performance tuning and capacity planning
• Build and support cloud‑based architecture using Azure services.
• Contribute to infrastructure architecture and best practices.

• Manage and support workloads in Microsoft Azure.
• Work with containerized environments using Docker and Kubernetes.
• Develop and maintain CI/CD pipelines using modern Dev Ops tools (e.g., Azure Dev Ops).
• Coordinate infrastructure‑related initiatives and align priorities with business units.
• Serve as a technical advisor for critical services and operational excellence.

• Design and execute disaster recovery (DR) strategies and failover testing.
• Partner with IT and business stakeholders to ensure recovery readiness and compliance.
• Collaborate with application development teams to improve monitoring and automation.
• Drive initiatives toward a “lights‑out” operations model with minimal manual intervention.
• Develop automation scripts and continuously improve system reliability and deployment processes.

• Maintain comprehensive and up‑to‑date documentation (operation manual, architecture diagrams).
• Ensure operational readiness for audits, reviews, and regulatory compliance.
• Share knowledge and best practices across teams.

• Must‑haves
  • 5+ years of experience in finance infrastructure and production support roles.
  • Strong knowledge of infrastructure technologies: servers, storage, networking, and virtualization.
  • Experience with Linux and Windows environments.
  • Familiarity with Azure Cloud, Docker, Kubernetes, Dev Ops, scripting (Python, Power Shell, Bash).
  • Understanding of financial protocols such as FIX and SAIL.
• Technical Expertise
  • Ability to manage and prioritize multiple tasks in high‑pressure environments.
  • Strong analytical and problem‑solving skills.
  • Commitment to resolving issues thoroughly and efficiently.
  • Experience in regulated financial environments.
  • Excellent interpersonal and communication skills.
  • Ability to work independently and effectively with cross‑functional teams and external vendors.
  • Proactive approach to identifying and mitigating risks.
  • Dedication to learning and staying current with emerging technologies.
  • Strong focus on process improvement and operational efficiencies.
• Operational Excellence
  • Strong analytical and problem‑solving skills.
  • Commitment to resolving issues thoroughly and efficiently.
  • Ex…