Job Summary:The Windows Systems Administrator installs, configures, secures, and maintains the company's Windows-based server, identity, virtualization, cloud, backup, and supporting infrastructure. This role is responsible for keeping Windows Server, Active Directory, Microsoft Entra ID, DNS, DHCP, VMware, Hyper-V, and Microsoft Azure services stable, secure, and operating efficiently. The position monitors system health, resolves infrastructure issues, supports vulnerability remediation and disaster recovery, automates routine administration, and maintains clear technical documentation to help ensure high availability and reliable business operations.
Duties and Responsibilities:- Install, configure, upgrade, maintain, and support Microsoft Windows Server 2016, 2019, and 2022 environments.
- Administer physical servers and virtual machines across Azure, VMware vSphere and Microsoft Hyper-V platforms.
- Provision, migrate, optimize, and decommission servers in accordance with infrastructure standards and change controls.
- Monitor server, storage, operating system, and infrastructure health using enterprise monitoring and alerting tools.
- Review event logs, performance metrics, and alerts to identify and resolve issues proactively.
- Troubleshoot hardware, operating system, virtualization, storage, application, and network-related issues.
- Administer Active Directory Domain Services, Organizational Units, domain controllers, replication, and Group Policy Objects.
- Manage Microsoft Entra ID and hybrid identity services, including directory synchronization and role-based access.
- Maintain DNS, DHCP, authentication, certificate, file, and print services.
- Create, modify, audit, and remove user accounts, security groups, service accounts, and permissions using least-privilege practices.
- Support Single Sign-On, Multi-Factor Authentication, and identity governance initiatives.
- Apply operating system patches, security updates, hotfixes, antivirus definitions, and firmware updates.
- Support security hardening, vulnerability remediation, system audits, compliance activities, and security incident response.
- Administer enterprise backup and recovery solutions and verify successful completion of scheduled backups.
- Perform restoration testing and maintain documented recovery procedures, retention requirements, and recovery objectives.
- Participate in disaster recovery testing, failover exercises, business continuity planning, and infrastructure resiliency initiatives.
- Support Microsoft Azure infrastructure, virtual machines, hybrid cloud services, governance, security, and cost optimization efforts.
- Develop and maintain PowerShell scripts and automation workflows for routine administration, reporting, provisioning, and configuration tasks.
- Use Ansible or similar configuration management tools where appropriate to improve standardization and repeatability.
- Perform root cause analysis for recurring incidents and recommend corrective actions to improve availability and reliability.
- Create and maintain system documentation, architecture and network diagrams, standards, inventories, runbooks, and Standard Operating Procedures.
- Document system changes and maintain accurate configuration records in accordance with change management requirements.
- Coordinate infrastructure activities with Security, Network, Applications, Service Desk, business stakeholders, and vendors.
- Participate in on-call support, after-hours maintenance windows, and emergency response activities as required.
- Perform occasional travel to company facilities and data center locations to support deployments, maintenance, and operational requirements.
Skills and Abilities:- Demonstrated expertise administering Microsoft Windows Server 2016, 2019, and 2022 in an enterprise environment.
- Strong knowledge of Active Directory Domain Services, Group Policy, DNS, DHCP, authentication, replication, and identity administration.
- Experience with Microsoft Entra ID, hybrid identity, Multi-Factor Authentication, Single Sign-On, and role-based access controls.
- Experience administering VMware vSphere and Microsoft Hyper-V virtualization platforms.
- Working knowledge of Microsoft Azure infrastructure, virtual machines, hybrid cloud services, governance, and security.
- Proficiency with PowerShell scripting and task automation; experience with Ansible or comparable configuration management tools is preferred.
- Experience with enterprise patch management, system hardening, endpoint protection, vulnerability remediation, and secure administration practices.
- Experience administering enterprise backup solutions, performing restores, and supporting disaster recovery and business continuity testing.
- Knowledge of TCP/IP, routing, switching, firewalls, storage, SAN/NAS concepts, clustering, and high-availability technologies.
- Strong monitoring, troubleshooting, root cause analysis, capacity planning, and performance optimization skills.
- Ability to create and maintain clear technical documentation, system diagrams, standards, procedures, and change records.
- Strong organizational, analytical, communication, customer service, and problem-solving skills.
- Ability to coordinate cross-functional teams and manage multiple priorities in a distributed, multi-site environment.
- Microsoft Certified: Windows Server Hybrid Administrator Associate, Azure Administrator Associate, Identity and Access Administrator Associate, VMware VCP, CompTIA Server+, CompTIA Security+, or ITIL Foundation certifications are preferred.
Education:- Bachelor's degree in Information Technology, Computer Science, Information Systems, or a related discipline preferred; an equivalent combination of education, certifications, and relevant experience will be considered.
Experience:- Minimum of five (5) years of experience administering enterprise Microsoft Windows Server environments.
- Experience managing Active Directory, Group Policy, DNS, DHCP, virtualization, backup, monitoring, and security patching.
- Experience supporting Microsoft Azure and hybrid cloud environments.
- Experience supporting distributed, multi-site, manufacturing, logistics, or enterprise branch environments is preferred.
