Senior Systems Engineer

Role Overview

• Provide senior level operational support for:
• Active Directory (on prem and hybrid)
• Windows Server platforms
• VMware virtualization environments
• Microsoft 365 (identity, collaboration, and core services)
• Operate with domain administrator level access and responsibility, following established security and change controls.
• Ensure the stability, availability, and performance of core directory and server services during non US hours.
• Support and maintain Active Directory forests, domains, trusts, and replication.
• Troubleshoot complex AD issues including authentication failures, GPO processing, DNS dependencies, and hybrid identity scenarios.
• Support identity integrations with Microsoft Entra ID and downstream systems.
• Provide operational support for Microsoft 365 services, including identity related components and tenant configuration.
• Partner with M365 engineering and architecture teams to support changes, deployments, and incident response.
• Assist with troubleshooting cross platform issues spanning on prem AD, Entra ID, and M365 services.
• Support Windows Server operating systems and associated services.
• Assist with VMware platform operations, troubleshooting VM level and host level issues as required.
• Work closely with platform owners to maintain consistent standards and operational hygiene.
• Act as a senior escalation point during non US hours for incidents affecting directory, server, virtualization, or M365 platforms.
• Perform deep technical troubleshooting and root cause analysis.
• Contribute to post incident reviews and drive corrective and preventative actions.
• Work closely with US based engineers to ensure seamless handover, shared context, and consistent decision making.
• Participate in team rituals, operational reviews, and engineering discussions to remain aligned and embedded.
• Contribute to shared documentation, runbooks, and operational standards.
• Identify recurring issues, operational gaps, or manual processes and propose improvements.
• Support automation, standardization, and modernization efforts across AD, server, and M365 platforms.
• Maintain accurate documentation for configurations, procedures, and operational knowledge.

Requirements

• Strong hands on experience administering Active Directory in a complex enterprise environment.
• Solid experience with Windows Server platforms.
• Working experience supporting VMware environments.
• Experience operating and supporting Microsoft 365 in an enterprise context.
• Proven ability to troubleshoot complex, cross platform issues involving identity, servers, virtualization, and cloud services.
• Comfortable operating with elevated privileges (domain admin level) in a controlled, audited environment.
• Strong communication skills and ability to work closely with geographically distributed teams.
• Experience supporting hybrid identity environments (AD + Entra ID)
• Exposure to enterprise scale M365 engineering or operations.
• Experience working in regulated or security sensitive environments.
• Scripting or automation experience (PowerShell preferred).

Tech Stack

• Cloud
• DNS
• VMware

Benefits

• Health insurance
• Retirement plans
• Paid time off
• Flexible working hours