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# Windows System Administrator

- **Company:** Crossfire Consulting Corp
- **Location:** New York, NY, United States
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, CompTIA Security+, System Configuration, Dynamic Host Configuration Protocol, Disaster Recovery, Domain Name System (DNS), Hyper-V, Virtual Private Networks (VPN), Microsoft SQL Server, Windows Servers, Networking Basics, Performance Tuning, Windows PowerShell, SQL Databases, TCP/IP, Virtualization Technology, Software Vulnerability Management, Scripting, Firewalls (Computer Science), Nutanix, Vmware
- **Published:** August 28, 2026
- **Apply:** https://www.dice.com/job-detail/d3d7025d-5976-44f9-90b4-e2134e66d980

## About the Role

TECHNICAL SKILLS - Must Have

 * Active Directory
 * Maintenance of VMware and Windows systems
 * Windows Server management, 57 years of experience in Windows system administration in mid to large-scale environments.
Strong experience with Microsoft SQL Server (installation, maintenance, scripting, performance tuning).
Proficiency in PowerShell scripting for automation.
Highe level of familiarity with virtualization technologies (VMware, Hyper-V and Nutanix).
Understanding of network fundamentals (TCP/IP, firewalls, VPNs).
Knowledge of ITIL practices and change management processes is a plus.
Excellent troubleshooting and analytical skills.
Strong communication and collaboration abilities.
Detail Oreinted
Customer Outcome Focused
Customer Engagement

Preferred Certifications

Microsoft Certified: Windows Hybrid Server Administrator
Microsoft Certified: Administrator Associate
CompTIA Security+ or equivalent

Preferred Education

Bachelors Degree

#tech
#LI-CD

## Description

We are seeking a skilled and experienced Windows System Administrator to join our contract IT team. The ideal candidate will have 57 years of hands-on experience managing Windows environments and a strong understanding of SQL databases. The selected candidate will be responsible for maintaining, securing, and optimizing our Windows-based infrastructure and supporting SQL systems that are critical to business operations., Administer, maintain, and optimize Windows Server environments (2016/2019/2022).
Manage Active Directory, Group Policy, DNS, DHCP, and Windows patching.Monitor system performance and troubleshoot hardware, software, and network issues.Implement, support and maintain backup/recovery solutions and disaster recovery plans.Install, configure, and maintain SQL Server environments.Write and optimize SQL queries and scripts for system automation and reporting.
Collaborate with development and application teams to ensure system compatibility and performance.
Collaborate with customers, adjcent technical teams and all level of managment to address systems issues.
Maintain security best practices, including system hardening and vulnerability management.
Produce documentation for system configurations, procedures, and change controls.


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