Senior System Administrator
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Key skills for this role
About the Role
A client of NADIA Global is seeking a Senior System Administrator to manage IT infrastructure including Windows Server, Active Directory, virtualization, and storage. The role involves server administration, identity management, security, and disaster recovery.
Key Skills for This Role
Responsibilities
- Install, configure, maintain, and troubleshoot Windows Server environments
- Manage physical and virtual servers, including performance monitoring and capacity planning
- Administer and maintain Microsoft Active Directory infrastructure
- Manage virtualization platforms such as VMware vSphere, Hyper V, or Nutanix
- Administer enterprise storage solutions, SAN/NAS environments, and backup systems
- Implement and maintain security best practices for servers and infrastructure
- Manage backup solutions and ensure successful backup completion
- Monitor server health, system performance, and infrastructure availability
- Provide Level 2 and Level 3 technical support for infrastructure related issues
Requirements
- Install, configure, maintain, and troubleshoot Windows Server environments
- Manage physical and virtual servers
- Administer Microsoft Active Directory infrastructure
- Manage virtualization platforms such as VMware vSphere, Hyper V, or Nutanix
- Administer enterprise storage solutions, SAN/NAS environments, and backup systems
- Implement and maintain security best practices
- Manage backup solutions and disaster recovery
Full Job Posting
Job Summary
- We are seeking an experienced Senior System Administrator to manage, maintain, and support the organization's IT infrastructure, including Windows Server environments, Active Directory services, virtualization platforms, storage systems, and enterprise applications.
Key Responsibilities
- Server Administration: Install, configure, maintain, and troubleshoot Windows Server environments.
- Manage physical and virtual servers, including performance monitoring and capacity planning.
- Perform system upgrades, patch management, and operating system maintenance.
- Administer server roles and services such as DNS, DHCP, File Services, Print Services, and IIS.
- Ensure server availability, redundancy, and disaster recovery readiness.
- Active Directory & Identity Management: Administer and maintain Microsoft Active Directory infrastructure.
- Manage user accounts, security groups, Organizational Units (OUs), and Group Policies (GPOs).
- Implement and maintain identity and access management controls.
- Troubleshoot authentication, authorization, and domain related issues.
- Manage Active Directory replication, domain controllers, and trust relationships.
- Virtualization & Storage: Manage virtualization platforms such as VMware vSphere, Hyper V, or Nutanix.
- Administer enterprise storage solutions, SAN/NAS environments, and backup systems.
Security & Compliance
- Implement and maintain security best practices for servers and infrastructure.
- Monitor security alerts and vulnerabilities and coordinate remediation activities.
- Manage endpoint protection, system hardening, and access control policies.
- Support compliance with organizational security standards and regulatory requirements.
Backup & Disaster Recovery
- Manage backup solutions and ensure successful backup completion.
- Conduct periodic backup restoration testing.
- Develop and maintain disaster recovery procedures and documentation.
Monitoring & Support
- Monitor server health, system performance, and infrastructure availability.
- Investigate and resolve complex infrastructure incidents and service outages.
- Provide Level 2 and Level 3 technical support for infrastructure related issues.
- Coordinate with vendors and third party support providers when required.
Documentation & Reporting
- Maintain accurate infrastructure documentation, network diagrams, and operational procedures.
- Prepare reports on system performance, capacity utilization, and infrastructure improvements.
- Develop and update standard operating procedures.
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