System Administrator
3 weeks ago
Role: System Administrator
Experience Range: 5-7 Years
Location: Bangalore
Roles & Responsibilities:
- Installation, Upgradation, Configuration, Maintenance, Patch/Package management and Troubleshooting of the Operating systems and services.
- Configuration Mgmt. Access control, Security, Server health monitoring, Database mgmt.
- Maintain internal infrastructure requirements, including laptop and desktop computers, servers, routers, switches, firewalls, printers, phones, security updates; support internet, intranet, LANs, WANs, and network segments
- Supporting high availability, fail-over, fallback using Veritas Cluster Server. Freezing, switching service groups
- Good understanding of Windows Infrastructure technologies (e.g. AD, ADFS, GPO) within the enterprise and experience in supporting Product development on Windows Platform is a plus
- Hardware maintenance and coordination with vendors
- Monitoring system performance of Virtual memory, swap space, Disk & CPU utilization.
- Managing file system like monitoring sizes, resolving inconsistencies CIFS, NFS, DFS
- Managing Users and Groups and applying security permission to users and directories
- Scheduling and conducting BCP tests to ensure seamless production at times of disaster.
- Monitoring system logs and system performance.
- A good knowledge on virtualization technology like VMWare ESX/ESXi, template creation and deployment.
- Strong knowledge of active directory concepts and configuration, i.e. need to understand membership in security groups, inherited groups, OU structure, etc.
- Knowledge of Windows Registry, including knowledge of modifying system registry to support installed applications and document configuration changes.
- Strong experience using Active Directory, DHCP, DNS, IIS 5.0/6.0, FTP, Group Policy, windows clustering
- Experience in Testing and implementing security patches released by Microsoft.
- Sound Knowledge of DHCP setup and troubleshooting, Active Directory/Domain Controller Configuration.
- Set up and manage employee accounts, permissions, email, antivirus, VPN access, and other services
- Perform system backup, recovery, and upgrade procedures
- Ensure all servers, systems, and infrastructure comply with security policies and best practices
- Network management (LAN, WAN, DHCP, TCI/IP, SMTP, SNMP)
- Manage user accounts and permission.
- Automating repetitive system administration tasks.
- Perform server administration tasks (ex: user/group, security permissions, group policies, print services); research event-log warnings and errors; and monitor resources to ensure that systems architecture components work together seamlessly
- Monitor data-center health using existing management tools, and respond to hardware issues as they arise; help build, test, and maintain new servers when needed
- Assist the help desk and other teams with troubleshooting to identify root cause, and provide technical support when needed
- Perform routine and scheduled audits of all systems, including backups
- Experience in project management, application design and integration, and cloud computing (specifically Microsoft Azure)
- Expertise in analyzing and repairing large-scale distributed systems; creating volumes and assigning them to servers; and remote replication
- Document process and preparation of run books
Array
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