Information Security

Senior Cloud Security Infrastructure Engineer

OTT Financial Group

Toronto · Ontario · Canada

Own production cloud reliability and security at OTT Pay, applying Linux, networking, and infrastructure automation to critical payment platforms.

This senior engineer manages OTT Pay’s production cloud environment end to end. You will oversee cloud infrastructure, security configuration, monitoring, disaster recovery, and documented operating practices. The work supports merchant transactions, fund settlement, and cross-border transfers across a regulated payments business.

Key Responsibilities:

  • Manage servers, operating systems, networking, storage, domains, and certificates
  • Harden systems, manage firewalls, and remediate vulnerabilities
  • Enforce MFA, least privilege, access controls, and secrets rotation
  • Monitor production systems, resolve incidents, and conduct root-cause analyses
  • Implement backups, recovery procedures, and regular restore drills

Requirements:

  • 8+ years of relevant experience, including 3 years owning production cloud infrastructure
  • Experience in payments, fintech, e-commerce, or regulated environments
  • Deep expertise in at least one major cloud platform
  • Strong Linux, networking, access control, and security hardening skills
  • Python or Shell scripting and infrastructure as code experience

Bring senior cloud infrastructure ownership, security hardening, and recovery expertise to OTT Pay’s production payment environment.

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Reference: WJ-4483_1624193 · Posted 14 Nov 2026, 03:18 AM

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