Spoiler: This is where your next big move begins. What
this Journey Looks Like We are looking for a Senior System
Administrator to join the infrastructure team of a leading Canadian
fintech company. In this role, you will be responsible for managing
and improving critical infrastructure, cloud environments,
enterprise systems, security controls, and operational processes.
You will serve as a technical leader, helping drive automation,
reliability, scalability, and best practices across the
organization. This position is adecuado for someone who enjoys solving
complex infrastructure challenges, mentoring team members, and
working in a highly regulated, mission-critical environment. A key
focus of this role is providing reactive production support,
serving as part of the primary response team, supporting VDI
integrations, and participating in a 24/7 on-call rotation while
delivering advanced L2/L3 troubleshooting. What You'll Lead and
Build Administer and maintain Windows and Linux server
environments. Manage cloud infrastructure and support modernization
initiatives.



Lead system upgrades, patching, maintenance, and
lifecycle management activities. Design and implement
infrastructure improvements to increase reliability and
performance. Manage identity, access, and security controls across
enterprise systems. Troubleshoot and resolve complex
infrastructure, networking, and application issues. Provide
reactive production support for critical infrastructure incidents,
acting as part of the primary response team . Support and
troubleshoot Virtual Desktop Infrastructure (VDI) integrations and
related infrastructure components. Perform advanced L2/L3
troubleshooting while functioning as the first line of response for
production issues. Develop and maintain automation scripts and
operational tools. Support backup, disaster recovery, and business
continuity processes. Monitor system health and proactively address
risks and performance concerns. Create and maintain technical
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📌 SR Sysadmin (Cundinamarca)
🏢 Pearster
📍 Cundinamarca