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# Windows Sytstem Engineer

- **Company:** VACO LLC
- **Location:** Dayton, OH, United States
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Domain Controllers, Dynamic Host Configuration Protocol, Disaster Recovery, Domain Name System (DNS), VMware ESX Servers, Supervisory Control and Data Acquisition (SCADA), Windows Servers, Networking Basics, VMware VSphere, System Availability, Information Technology, Vcenter, Performance Monitor, Vmware
- **Published:** August 8, 2026
- **Apply:** https://us.experteer.com/career/view-jobs/windows-sytstem-engineer-dayton-oh-usa-58859323

## About the Role

Active Directory users, groups, and Group Policy; oversee domain controllers * Ensure security standards and compliance across IT and OT * Develop and maintain backup and disaster recovery processes * Document configurations, processes, and troubleshooting steps * Provide guidance on infrastructure and IT/OT integration Tasks * Bachelor's degree in IT, Computer Science, or related field (or equivalent experience) * Strong experience with Windows Server administration, VMware, and Active Directory * Exposure to OT environments (ICS, SCADA) preferred * Solid understanding of networking fundamentals and security best practices * Certifications such as MCSA or VMware VCP are a plus * Strong troubleshooting skills and ability to work independently and in a team * Clear communication and ability to collaborate across technical and operational teams Key requirements * onsite role in Dayton * competitive hourly rate * contract-to-hire

## Description

Experteer Overview In this onsite role, you will manage and secure IT and OT infrastructure in Dayton, collaborating with cross-functional teams to ensure reliable Windows Server, VMware, and AD environments. You will support OT systems (ICS/SCADA) while maintaining high availability, security, and disaster recovery capabilities. This is a hands-on position that blends IT and OT expertise to enable safe, integrated operations. A clear impact comes from strengthening systems across IT/OT boundaries and supporting critical utilities services. Compensation / Benefits * Manage Windows Server environments (Active Directory, DNS, DHCP, file services) * Monitor performance, troubleshoot, and optimize configurations for stability and security * Administer VMware environments (vSphere, ESXi, vCenter) including VM management and upgrades * Implement virtualization best practices for high availability and disaster recovery * Support OT systems (ICS, SCADA) with cross-functional teams * Manage Active Directory users, groups, and Group Policy; oversee domain controllers * Ensure security standards and compliance across IT and OT * Develop and maintain backup and disaster recovery processes * Document configurations, processes, and troubleshooting steps * Provide guidance on infrastructure and IT/OT integration Tasks * Bachelor's degree in IT, Computer Science, or related field (or equivalent experience) * Strong experience with Windows Server administration, VMware, and Active Directory * Exposure to OT environments (ICS, SCADA) preferred * Solid understanding of networking fundamentals and security best practices * Certifications such as MCSA or VMware VCP are a plus * Strong troubleshooting skills and ability to work independently and in a team * Clear communication and ability to collaborate across technical and operational teams Key requirements * onsite role in Dayton * competitive hourly rate * contract-to-hire


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