Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible.

Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Site Reliability Engineering Overview Ethoca and Mastercard are seeking a Manager, Site Reliability Engineering, to lead globally distributed application operations teams supporting mission-critical Java applications across on-premises infrastructure and Azure public cloud environments. You will provide leadership, coaching, and technical oversight for teams operating in a 24/7 support model while partnering with Ethoca and Mastercard stakeholders to deliver secure, resilient technology solutions and drive observability, incident management, operational excellence, and continuous improvement.

The ideal candidate is customer- and employee-focused, intellectually curious, analytical, and comfortable leading through ambiguity in a fast-paced, highly secure workplace. Lead and manage globally distributed application operations teams supporting mission-critical Java-based applications across on-premises infrastructure and Azure public cloud environments in a 24/7 support model. Provide strong leadership, coaching, and mentorship to application operations teams, driving employee development and a collaborative, high-performance culture.

Provide escalation support to the team,



including in-depth problem investigation and resolution of complex technical issues. Establish and promote sustainable incident management practices, including blameless post-incident reviews, escalation management, and continuous operational and process improvement. Champion application observability across logging, monitoring, and alerting through APIs and tools such as Azure Monitor, Dynatrace, Splunk, Zabbix, or similar platforms.

Lead customer and regulatory audits, including PCI-DSS and SOC 2 compliance and annual disaster recovery exercises, while developing and maintaining high-quality technical documentation, procedures, and standards. Manage multiple concurrent projects while ensuring business-as-usual operational activities are consistently delivered. Proven experience managing Azure public cloud services, Linux or Unix servers, and Java-based applications in secure, large-scale environments.

Demonstrated technical leadership, coaching, mentorship, delegation, conflict management, and negotiation skills, with excellent written and verbal communication. Strong familiarity with observability and monitoring platforms such as Zabbix, Dynatrace, Splunk, Azure Monitor, or similar tools. Strong security and networking knowledge, including encryption, hardening, certificates, vulnerability management, PKI, SSH, VPN, and core networking concepts.

Strong problem‑solving skills,



including the ability to guide complex technical issue resolution, think quickly, and deliver effective solutions under pressure. Highly accountable and outcome-focused, with the ability to manage multiple initiatives, projects, and team activities in a fast‑paced environment while delivering high‑quality results on time. Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.

Experience supporting highly secure, regulated, or compliance‑driven environments, including customer or regulatory audits such as PCI‑DSS, SOC 2, or disaster recovery exercises. Relevant technical certifications in Azure, cloud operations, site reliability engineering, ITIL, security, or related disciplines. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact [email protected] not include any medical or health information in this email.

Corporate Security Responsibility

Abide by Mastercard’s security policies and practices; Report any suspected information security violation or breach, and In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in Canada, the successful candidate will be offered a competitive pay based on location, experience and other qualifications for the role and may be eligible to participate in a discretionary annual incentive program.

Pay Ranges Toronto, Canada: $121,000 - $169,000 CAD we give them data and insights. Corporate purchasing is complicated; we help create them. Small businesses are virtual; Retailers want to fight fraud;

📌 Engineering Manager Site Reliability Engineer (H/F) (Toronto)
🏢 Mastercard
📍 Toronto