What are the responsibilities and job description for the Systems Administrator position at MetroSys?
Position Overview
MetroSys is seeking a skilled Systems Administrator to support and manage infrastructure across a diverse client base. This role focuses on maintaining the reliability, security, and performance of enterprise systems while delivering high-quality support in a fast-paced, client-facing environment.
The ideal candidate is hands-on, detail-oriented, and comfortable working across multiple environments, with strong experience in Microsoft technologies, infrastructure operations, and troubleshooting.
Key Responsibilities
- Administer and support Windows Server environments, endpoints, and core infrastructure systems across multiple clients
- Manage Active Directory / Entra ID, DNS, DHCP, and Microsoft 365 services (Exchange, Teams, OneDrive, SharePoint)
- Monitor system performance and troubleshoot issues across servers, endpoints, and networks
- Apply patching, updates, and security configurations to maintain system integrity and compliance
- Support Azure environments and assist with Microsoft 365 configuration and optimization
- Assist with or lead infrastructure projects, including server deployments, upgrades, and M365 implementations
- Troubleshoot issues across LAN, wireless, voice, and endpoint devices
- Support deployment of new hardware, applications, and automation solutions
- Create and maintain technical documentation, including configurations, diagrams, and runbooks
- Collaborate with internal teams and clients to resolve issues and deliver solutions effectively
- Manage multiple priorities while maintaining strong communication with stakeholders
- Participate in on-call rotation and after-hours support as needed
Required Qualifications
- 3–6 years of experience in systems administration or infrastructure support
- Strong experience with:
- Windows Server environments
- Microsoft 365 (Exchange, Teams, SharePoint, OneDrive)
- Azure / Entra ID
- Solid understanding of networking fundamentals (LAN, DNS, DHCP, Wi-Fi)
- Strong troubleshooting skills across infrastructure and endpoint environments
- Experience working in client-facing or multi-environment roles
- Proficiency with PowerShell or other scripting tools is preferred
- Excellent communication, organization, and time management skills