Role: Senior Server Administrator (VMware / Windows / Active Directory)Location: Springfield, VADuration: 6 monthsRole Summary- We are seeking experienced Senior Server Administrators to support server upgrade and infrastructure modernization project.
- The role involves planning, upgrading, troubleshooting, and validating enterprise Windows Server environments along with VMware and Active Directory infrastructure.
- Candidates must be comfortable working onsite, coordinating with multiple technical teams, and supporting critical production systems.
Key Responsibilities:
• Perform Windows Server upgrades and migrations (2012/2016/2019 to newer versions).
• Administer and support VMware vSphere, ESXi, and vCenter environments.
• Manage Active Directory, DNS, DHCP, Group Policies, and related services.
• Execute server patching, health checks, and performance validation activities.
• Coordinate with Network, Security, Database, and Application teams during upgrade activities.
• Perform backup, restoration, and disaster recovery validation.
• Troubleshoot server, virtualization, storage, and operating system issues.
• Document configurations, procedures, risks, and upgrade outcomes.
• Support after-hours maintenance windows and project cutover activities.
• Ensure compliance with security and operational standards.
Required Skills & Experience
• 8+ years of Windows Server Administration experience.
• Strong experience with VMware vSphere, ESXi, vCenter, HA, DRS, and vMotion.
• Strong Active Directory administration experience.
• Experience with Windows Server 2012, 2016, 2019, and 2022.
• Experience with PowerShell scripting and automation.
• Strong troubleshooting and root cause analysis skills.
• Experience supporting enterprise-scale infrastructure environments.
• Excellent communication and documentation skills.
Preferred Qualifications
• VMware VCP Certification.
• Microsoft Windows Server Certifications.
• Experience with Nutanix, Azure, or AWS.
• Experience in large infrastructure upgrade or migration projects.