Windows server administrator Jobs in Scottsdale, AZ

Senior Systems Engineer - Windows Server Adminstration (Overseas) Senior Systems Engineer - Windows Server Adminstration (Overseas) 2 days ago Be among the first 25 applicants OCONUS Placements (Kuwait) We are seeking a skilled and motivated Sr. Systems Engineer with expertise in Windows Server Administration, focusing on Dynamic Host Configuration Protocol (DHCP) and Network Policy Server (NPS) services. The ideal candidate will have a deep understanding of Windows Server environments, along with hands-on experience in configuring, managing, and troubleshooting Windows DHCP and NPS to ensure the reliability, scalability, and security of our network infrastructure. As a Sr. Systems Engineer, you will be responsible for ensuring optimal performance and reliability of critical network services, and you will collaborate with cross-functional teams to resolve issues and implement solutions that support the overall IT strategy. Key Responsibilities Windows Server Administration : Manage and maintain Windows Server environments (Windows Server 2012 / 2016), ensuring they are configured, optimized, and secured. Administer Windows DHCP services, including scope management, IP address allocation, leases, and relay configuration. Configure and manage NPS (Network Policy Server) to implement RADIUS-based authentication and authorization for VPN, Wi-Fi, and other network access services. Assist in the deployment, configuration, and maintenance of Windows Server environments on-premises. DHCP Management : Design, implement, and maintain scalable and highly available DHCP configurations. Troubleshoot and resolve issues related to IP address allocation, lease renewals, and DHCP scope configuration. Monitor and ensure DHCP service performance, reviewing logs and reports for potential issues. Set up and manage DHCP servers, including scope configuration and lease management. NPS Services : Implement and configure NPS policies to enforce network security protocols, including 802.1X authentication, VPN connections, and other network access controls. Perform troubleshooting for RADIUS client connectivity issues and ensure proper integration with other network devices such as switches, wireless controllers, and VPN gateways. Configure and maintain Network Policy Server (NPS) for network access control and authentication. Security & Compliance : Apply security best practices to the Windows Server environment, ensuring that NPS and DHCP services are secured against unauthorized access. Collaborate with security teams to ensure compliance with internal security policies and external regulatory requirements. Incident and Problem Management : Act as an escalation point for network service incidents, ensuring that issues are resolved in a timely and effective manner. Conduct root cause analysis for complex system failures and implement preventive measures. Help troubleshoot issues related to Windows Server, DHCP, and NPS. Automation & Scripting : Utilize PowerShell and other scripting tools to automate common tasks related to DHCP, NPS, and Windows Server administration. Develop and maintain documentation for automated processes, ensuring consistency and repeatability. Collaboration & Support : Work closely with network engineers, system administrators, and other IT teams to troubleshoot issues, deploy new services, and improve the performance of IT systems. Provide technical support and guidance to internal teams regarding DHCP and NPS services. Collaborate with the networking team to ensure proper integration of server services across hybrid environments. Provide basic support for Active Directory and Group Policy in hybrid scenarios. Documentation & Reporting : Maintain comprehensive documentation for system configurations, changes, and troubleshooting procedures. Prepare regular performance and status reports for management and stakeholders. Create and maintain documentation for server configurations and procedures. Required Qualifications : Education : Bachelor's degree in Computer Science, Information Technology, or related field. Experience : 7 years of experience in IT support or administration. 7+ years of experience working in a Windows Server administration role, with a focus on DHCP and NPS services. Strong hands-on experience with Windows Server (2012 or 2016). Proven experience in the configuration, management, and troubleshooting of DHCP and NPS services in an enterprise environment. Technical Skills : In-depth knowledge of Windows Server DHCP and NPS configurations, as well as related technologies (RADIUS, 802.1X, VPN, etc.). Familiarity with networking concepts such as IP addressing, subnets, VLANs, and routing. Experience with PowerShell scripting to automate server and network tasks. Strong understanding of Windows security policies and group policies. Strong understanding of Windows Server operating systems and core services. Familiarity with DHCP and its role in network infrastructure. Knowledge of network authentication and access control concepts. Certifications : Microsoft Certified Solutions Associate (MCSA) Windows Server 2012 or 2016 or equivalent. Microsoft Certified : Windows Server Hybrid Administrator Associate certification. CompTIA Security+ or equivalent DoD 8570 II Security Certification. Preferred Qualifications : Experience with PowerShell scripting. Knowledge of networking concepts (TCP / IP, subnetting). Experience with virtualization platforms such as VMware or Hyper-V. Familiarity with Active Directory, DNS, and other critical network services. Experience with cloud environments or hybrid cloud infrastructure. Secret Clearance. Personal Attributes : Strong analytical and problem-solving skills. Excellent communication skills, both written and verbal. Ability to work independently and within a team. Detail-oriented and committed to delivering high-quality work. Understanding of IT security principles in hybrid environments. Powered by JazzHR Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Fusion Technology LLC by 2x Get notified about new Senior System Engineer jobs in Phoenix, AZ . 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