Lead Site Reliability Engineer

Primary Responsibilities

• Design, implement, and support highly available, scalable, and resilient applications and cloud infrastructure following enterprise technology standards and SRE best practices.
• Lead initiatives to improve system reliability, availability, performance, and operational maturity through automation and engineering excellence.
• Define, implement, and monitor Service Level Objectives (SLOs), Service Level Indicators (SLIs), and error budgets for critical business services.
• Develop comprehensive observability strategies leveraging Dynatrace, Open Telemetry (OTel), distributed tracing, metrics, logging, dashboards, and alerting solutions.
• Design and maintain end-to-end monitoring solutions that provide actionable insights into application, infrastructure, and customer experience health.
• Analyze production telemetry to proactively identify performance bottlenecks, reliability risks, and capacity constraints.
• Lead incident response activities for high-severity production events, coordinating cross-functional teams to restore services and minimize customer impact.
• Perform and facilitate Root Cause Analysis (RCA) activities, ensuring corrective and preventive actions are identified, prioritized, and implemented.
• Drive operational excellence through automation of repetitive tasks, operational workflows, deployments, recovery procedures, and reliability controls.
• Partner with development teams to build reliable and observable services throughout the Software Development Lifecycle (SDLC).
• Design, develop, and execute automated regression testing strategies to validate application stability, reliability, and performance following deployments and infrastructure changes.
• Review test coverage and reliability validation approaches to ensure comprehensive testing and risk mitigation.
• Create, maintain, and improve Infrastructure as Code (IaC) solutions using Terraform for cloud infrastructure provisioning, configuration management, and environment standardization.
• Support and optimize Microsoft Azure environments, including Azure App Services, resource management, scaling strategies, deployment automation, and application lifecycle management.
• Utilize Azure-native tools such as Azure Monitor, Application Insights, Log Analytics, and related services to improve platform visibility and reliability.
• Drive implementation of performance testing, resiliency testing, fault tolerance validation, and disaster recovery preparedness within assigned domains.
• Establish operational readiness standards and ensure applications meet reliability, scalability, observability, and supportability requirements before production deployment.
• Review architectural designs and provide recommendations to improve platform resiliency, operational efficiency, and cloud optimization.
• Lead capacity planning, performance tuning, and workload optimization efforts across production environments.
• Develop and maintain operational runbooks, incident playbooks, knowledge articles, and standard operating procedures.
• Serve as a key partner with engineering, infrastructure, cybersecurity, architecture, and support teams to identify and implement continuous process improvements spanning organizational boundaries.
• Communicate system health, reliability trends, operational risks, and remediation strategies to technical and business stakeholders.
• Present reliability initiatives, operational metrics, and engineering recommendations at architecture reviews, technical forums, and leadership meetings.
• Mentor engineers on observability, cloud engineering, automation, SRE principles, and operational best practices.
• Understand and adhere to the Company's risk and regulatory standards, policies, and controls in accordance with the Company's Risk Appetite.
• Identify reliability, operational, and technology risks requiring escalation to management.
• Promote an environment that supports a culture of belonging and reflects the M&T Bank brand.
• Maintain M&T internal control standards, including timely implementation of internal and external audit findings and regulatory requirements as applicable.
• Complete other related duties as assigned.

Supervisory/Managerial Responsibilities

No supervisory responsibilities. May provide technical leadership, mentorship, and guidance to engineers and project teams.

Associate's degree and a minimum of 7 years' systems analysis and/or application development work experience or Bachelor's degree and a minimum of 5 years' systems analysis and/or application development work experience. In lieu of a degree, a combined minimum of 9 year's education and/or relevant work experience, including a minimum of 5 years' system analysis and/or application development work experience.

• Strong experience in observability and monitoring, including hands-on expertise with:
• Dynatrace
• Open Telemetry (OTel)
• Distributed tracing
• Metrics collection and analysis
• Centralized logging and log aggregation
• Alerting and…