System Administrator (Windows & Linux) (Hyderabad)

System Administrator (Windows & Linux)Hyderabad - WFO Full Time Shift Hours : 10-7 PM General shift and Work from office (all 5 days/week), should be available on call 24x7 Job Description: - In-depth knowledge of Windows OS and Linux (Centos, RedHat, Oracle Linux, Ubuntu). - 6-8 years professional systems maintenance experience in Windows & Linux operating systems including installing, configuring, and troubleshooting - Experience with Windows & Linux servers including demonstrated expertise in performance tuning, upgrades, migrations, and maintenance - Proven experience installing, supporting and troubleshooting Linux/Windows on various hardware makes/models as well as in virtualized environments - Solid knowledge of SAN storage technologies. - Strong experience with system management tools, logical file systems, and server environments. - Experience with monitoring, metrics, and log aggregation and visualization tools (Nagios, Zenoss in particular) - Experience with the Unix CLI, debugging tools, and network stack. - Excellent knowledge of FTP, TCP/IP, LDAP, DNS, SNMP, SSL, IIS, AD, and IPSec. - Maintain Virtual environments, including on-premises (Hyper-V/VMware/OVM) and Azure/Oracle cloud platforms. - Working knowledge of Cloud Infrastructure - Azure or Oracle Cloud Infrastructure (OCI). - Working knowledge of core networking, subnetting, Firewalls, and routing. - Implement and maintain configuration management and system hardening controls. - Perform automated and manual backup and restorative processes. - Functional knowledge of core network protocols such as TCP/IP, SSH, SMTP, NFS and DNS - Ability to write and edit scripts to automate regular operational tasks - Knowledge and experience with shell scripting - Solid understanding of Linux & Windows based operating system including paging and swapping, inter-process communication, devices and what device drivers do, filesystem concepts (inode, clustering, logical partitions), etc. is a must - Demonstrated ability to work independently and in a team environment. - Demonstrated attention to detail and ability to maintain detailed documentation. - Ability and willingness to work in a fast-paced environment. - Exercise sound judgment in all areas of responsibility. - Must be creative and can look at problems from multiple vantage points. - Ability to multi-task, prioritizes workload, and successfully handles competing deadlines .