Linux System Administrator

24 hours ago

Gurgaon, Haryana, India Shyam Spectra Full time US$ 90,000 - US$ 1,20,000 per year

Job Description: VMware, Windows, and Linux Administrator

Responsibilities

  • Develop, manage, and maintain software and infrastructure in both Linux and Windows environments.
  • Install, configure, patch, and update Linux servers (CentOS, Ubuntu, Red Hat).
  • Monitor system performance, troubleshoot issues, and optimize servers for maximum uptime and efficiency.
  • Implement and manage security measures to protect systems against vulnerabilities and threats.
  • Configure and maintain network services (DNS, DHCP, firewalls, bonding, routing).
  • Perform system backups and implement disaster recovery plans.
  • Automate routine tasks using shell scripting (Bash, Python, etc.) and other automation tools.
  • Provide technical support for Linux/Windows systems and related applications.
  • Maintain detailed documentation of system configurations, processes, and procedures.
  • Configure and administer web servers (Apache, Nginx) and databases (MySQL, PostgreSQL).
  • Manage Linux patching using YUM (configuration, troubleshooting, and package management).
  • Troubleshoot Linux boot issues, GRUB configuration, storage, and filesystem management.
  • Deploy and manage SMTP, DNS, and Proxy servers.
  • Install, configure, patch, and maintain Windows Server OS (2016, 2019, 2022).
  • Administer Active Directory, Group Policies, and Security Policies.
  • Manage on-premises datacenter operations including cabinet design, power, cooling, high-density racks, and cabling (fiber & copper).
  • Work with storage solutions (SAN, NAS, shared resources).
  • Monitor infrastructure using tools like Zabbix, Nagios, and Grafana.
  • Collaborate with cross-functional teams for infrastructure upgrades, migrations, and changes.
  • Functional knowledge of cloud platforms (AWS, Azure, or GCP at least one is mandatory).

Requirements

  • Proven experience as a Linux/Windows Administrator or similar role.
  • Strong knowledge of Linux OS (CentOS, Ubuntu, Red Hat).
  • Hands-on experience in VMware/KVM virtualization technologies.
  • Proficiency in shell scripting (Bash, Python, etc.) for automation.
  • Good understanding of networking concepts (TCP/IP, routing, VLAN, firewalls).
  • In-depth knowledge of Linux boot, GRUB, RPM, YUM, and bonding configurations.
  • Strong understanding of Windows Server & Active Directory.
  • Familiarity with cloud foundations (AWS/Azure/GCP).
  • Excellent problem-solving and troubleshooting skills.
  • Strong communication and interpersonal skills.
  • Ability to work independently and in a team environment.
  • Relevant certifications such as RHCSA, LPIC, or Microsoft certifications will be an advantage.

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