Spoiler: This is where your next big move begins.

Eastern Time Alignment | Full-Time | Remote | Contractor

What This Journey Looks Like

We are looking for a Senior Systems Administrator to join the infrastructure operations team of a leading Canadian fintech company.

This role combines hands-on Windows Server and Linux administration with technical coordination, production support, and incident troubleshooting.

The ideal candidate has a strong operational background, can investigate complex infrastructure issues, coordinate maintenance activities, and support a small team of Systems Administrators.

The immediate focus is on maintaining existing infrastructure, supporting daily operations, and ensuring reliable incident response , rather than designing new architectures or leading large-scale modernization projects.

This is a fully remote, full-time position for candidates based in LATAM , with working hours aligned with Eastern Time.

What You'll Lead and Build

- Administer, monitor, maintain, and troubleshoot Windows Server and Linux environments .

- Provide reactive infrastructure support and L2/L3-level troubleshooting , including production incident resolution.

- Support and troubleshoot VDI integrations , including connectivity, authentication, and access-related issues.

- Coordinate server patching and scheduled maintenance activities.

- Support Windows patching activities using SCCM and Linux patching using Red Hat Satellite/Capsule .

- Execute existing Ansible playbooks as part of routine infrastructure operations.

- Support SQL Server Always On operational activities and coordinate failovers with database specialists when required.

- Investigate Linux issues involving CPU, memory, disk usage, SSH, sudo permissions, and Active Directory authentication.

- Coordinate incident response calls, technical escalations, and planned infrastructure changes.

- Help organize on-call rotations and ensure effective collaboration between Systems Administrators and internal technical teams.





- Review recurring incidents and monitoring alerts, helping identify false positives and opportunities to improve operational processes.

- Support routine server builds, backups, snapshots, and other scheduled infrastructure activities.

What You Bring to the Table

- Strong hands-on experience administering and troubleshooting Windows Server and Linux environments .

- Experience supporting Red Hat Enterprise Linux (RHEL) environments, ideally versions 7, 8, or 9.

- Experience with server patching, infrastructure monitoring, and production support.

- Familiarity with SCCM, Red Hat Satellite/Capsule, and Ansible playbook execution .

- Understanding of SQL Server Always On operational support or database failover coordination.

- Experience troubleshooting VDI environments or integrations , such as Citrix, VMware Horizon, or Azure Virtual Desktop.

- Working knowledge of Active Directory , server access, authentication, and permissions.

- Strong L2/L3 troubleshooting, incident management, and escalation skills.

- Experience coordinating technical activities, maintenance windows, or incident response calls.

- Ability to follow established procedures, communicate clearly, and collaborate with different technical teams.

- Advanced English communication skills .

Benefits that Move you Forward.

We’re here to amplify your brilliance, not contain it.

- Work from anywhere with true flexibility and freedom.

- Earn in USD with compensation that matches your expertise.

- Recharge confidently with dedicated paid time off.

- Advance your career with fully covered international certifications.

- Access coworking spaces worldwide whenever you want a professional setup.

- Strengthen your English and expand your general reach.

- Connect and have fun with activities that unite our international team.

- Feel appreciated with personalized gifts and a thoughtful welcome kit.

- Grow our community and earn through our referral program.

At Pearster, your journey matters, and we’re here to help you go further than you imagined.

📌 SR Sysadmin (Remote Latam) (Buenos Aires)
🏢 Pearster
📍 Buenos Aires