Senior Microsoft 365 Systems Engineer (Exchange/AD/PowerShell Scripting)

Arch Global Services Philippines

📍 Philippines, Philippines, Philippines

Full-time Other-General Posted March 03, 2026

Job Description

Schedule: Night Shift

The Position:

The Senior Systems Engineer is primarily responsible for the administration and operation of the firm's complex Microsoft 365 services with primary focus on core platforms like Email, Power Platform, Identity and MS Entra ID Infrastructure setup. This role requires in-depth knowledge of MS Exchange on-prem and online, Active Directory, Mimecast, PowerShell and a good understanding of Entra connect, Entra AD Conditional Access and other related O365 technologies (SPO, Teams, One Drive, etc.). The ideal candidate is expected to be skilled at troubleshooting, be a self-starter, and demonstrate experience in managing projects to completion.

Job Responsibilities:

Exchange On-Prem and Exchange Online Administration

  • Ensure email services are stable, secure, and available across various Business Units (BU's) at Arch:
  • Installing Exchange and setting up Exchange orgs from scratch or upgrading from MS Exchange...