Senior System Administrator

Sagan Recruitment; Ciudad de México; Remote; MXN 675,000 - 831,000; Full time

Job summary

Sagan Recruitment is seeking a Senior IT Systems Administrator & Team Lead for a remote role across Latin America or South Africa. You will own advanced L2/L3 escalations and manage Microsoft 365 environments across Exchange Online, Entra ID/Azure AD, Intune, Teams and SharePoint.

This senior role requires hands-on servers and infrastructure experience, plus the ability to explain issues to US-based clients.

Qualifications

• Advanced L2/L3 systems administration experience with direct escalation ownership.
• Hands-on Microsoft 365 administration across Exchange Online, Entra ID/Azure AD, Intune, Teams and SharePoint.
• Experience working with servers and infrastructure beyond basic end-user support.
• Strong spoken and written English for client-facing technical conversations.
• Ability to describe an escalation you owned end to end, including the systems involved and the resolution.
• Ability to discuss the scale of Microsoft 365 tenants you have personally administered.

Responsibilities

• Take ownership of advanced L2/L3 escalations across servers, infrastructure and Microsoft 365 environments.
• Administer Exchange Online and Entra ID/Azure AD, applying practical knowledge of tenant administration.
• Manage relevant Intune, Teams and SharePoint administration tasks across client environments.
• Investigate complex systems issues, carry work through resolution and communicate what changed.
• Provide senior technical guidance and support effective escalation handling within the team.
• Explain technical issues and resolutions clearly to client contacts and colleagues in English.

Skills

L2/L3 admin escalation

Microsoft 365 admin

Exchange Online

Azure AD / Entra ID

Intune

Teams

SharePoint

English communication

Job description

Job Title: Senior IT Systems Administrator & Team Lead

Location: Remote — Latin America or South Africa

Salary Range: USD 3,250–4,000 per month

Work Schedule: US business hours

About Sagan

Sagan connects international professionals with remote opportunities at U.S. businesses.

About the Role

Own advanced L2/L3 systems administration and escalations across Microsoft 365 client environments. This is a senior technical role for someone who has handled servers, infrastructure and complex issues through resolution.

You will bring hands-on administration experience across Exchange Online, Entra ID/Azure AD, Intune, Teams and SharePoint. Alongside technical depth, you need the communication skills to explain issues and resolutions to US-based clients and colleagues. Experience as a team lead or senior escalation point is particularly relevant, as is a background supporting multiple client environments through a managed service provider.

Key Responsibilities

• Take ownership of advanced L2/L3 escalations across servers, infrastructure and Microsoft 365 environments.
• Administer Exchange Online and Entra ID/Azure AD, applying practical knowledge of tenant administration.
• Manage relevant Intune, Teams and SharePoint administration tasks across client environments.
• Investigate complex systems issues, carry work through resolution and communicate what changed.
• Provide senior technical guidance and support effective escalation handling within the team.
• Explain technical issues and resolutions clearly to client contacts and colleagues in English.

Qualifications

• Advanced L2/L3 systems administration experience with direct escalation ownership.
• Hands-on Microsoft 365 administration across Exchange Online, Entra ID/Azure AD, Intune, Teams and SharePoint.
• Experience working with servers and infrastructure beyond basic end-user support.
• Strong spoken and written English for client-facing technical conversations.
• Ability to describe an escalation you owned end to end, including the systems involved and the resolution.
• Ability to discuss the scale of Microsoft 365 tenants you have personally administered.

Nice-to-Haves

• Managed service provider experience.
• Team leadership or senior escalation-point experience.
• MS-102, MS-700, AZ-104 or a similar relevant certification.