MC Senior Manager, I&IT Site Reliability Engineering & Operations MX Career Site Site Reliability

Metrolinx is connecting communities across the Greater Golden Horseshoe. Metrolinx operates GO Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major expansions to Toronto’s subway system, to get people where they need to go, better, faster and easier. Metrolinx is an agency of the Government of Ontario.

At Metrolinx, equity, diversity and inclusion are essential to living our values of serving with passion, thinking forward and playing as a team.

I&IT ONLY:
Metrolinx's Innovation and Information Technology group supports female team members via "Go Tech Women" an affinity group for women in Information Technology, led by our Chief Information Officer.

If you enjoy technology and innovation, value diversity, appreciate work/balance and are looking for an opportunity to make a better world via public service, Metrolinx would like to hear from you!

The SRE and Operations embed resilience, recoverability, and operational excellence across Metrolinx I&IT services. Through continuous delivery, infrastructure as code, proactive observability, and tested disaster recovery capabilities, the function reduces operational risk and enables rapid recovery from major outages, cyber incidents, and disruptions.

• Drive SRE & Operations Leadership: Lead, coach, and direct engineering teams responsible for day-to-day infrastructure operations, platform reliability, data center management, and disaster recovery.
• Hands-On Leadership Role:Operate as a hands-on technical leader who remains actively engaged in architecture, engineering decisions, operational problem-solving, incident response, and delivery execution while leading and developing the team.
• Establish Operating Models & Standards: Build and govern the organization’s SRE operating model, priorities, and cloud reliability standards covering availability, scalability, recoverability, and operational support across public and hybrid cloud environments.
• Govern Cloud & Infrastructure Reliability: Define production readiness criteria and operational acceptance guardrails for new or materially changed services, ensuring architecture, monitoring, logging, alerting, security controls, and recovery automation are fully validated prior to release.
• Manage Service Health: Define Service-Level Indicators and Service-Level Objectives for critical services to balance deployment velocity with platform stability.
• Direct Incident Response & Post-Incident Learning: Lead major incident response efforts to restore disrupted services rapidly and facilitate post-incident reviews to ensure root causes are remediated and tracked through engineering backlogs.
• Day-to-Day Operations: Oversee day-to-day data centre operational management, including HPE Synergy, Hyper-V, VMware, SAN/NAS storage configuration, F5, Net Scaler, file servers, database enablement (Oracle Data Guard, SQL Always On, Oracle ExaCC), data backup, networking integration (Cisco ACI and Firepower, Palo Alto Firewalls) and physical infrastructure tuning.
• Proactively Manage Infrastructure Risk: Direct reliability risk assessments, capacity forecasting, and controlled resilience testing including but not limited to multi-region, availability-zone, network, and identity failure scenarios to eliminate single points of failure.
• Steward Budgets: Support the governance and allocation of an annual capital budget, managing operational and capital budgets to meet product roadmap objectives within financial constraints.
• Govern Vendor Relationships: Direct vendor deliverables, evaluate technology proposals, participate in contract negotiations, and establish Service Level Agreements…