2,756 Linux Administrator jobs in India

Role : Senior Systems Administrator - Redhat Enterprise Linux

Experience : 8 -12

Location : Chennai/Pune

Notice Period-0-45 Preffered

Drive Date-10-Oct-25(Virtual)

Preferred Skills:

Redhat Linux- RHEL 7.x, 8.x

Redhat Satellite - 6.x

RedHat Ansible - Ansible Tower 3.x

Scripting - Bash and Python

Security : Familiarity with security policies, best practices and hardening.

Authentication : SSSD and NIS

Required Skills:

• Comprehensive knowledge of RHEL system administration, including installation, configuration, and management of Red Hat Enterprise Linux servers.
• Deep understanding of Red Hat Satellite Administration, including the configuration and management of patch management, software repositories, and provisioning.
• Strong technical skills in Ansible Administration, including deployment, automation of tasks, writing playbooks, and managing inventories.
• Exceptional troubleshooting skills, with the ability to diagnose and resolve complex technical issues quickly and effectively.
• Strong knowledge of security compliance,and implementing best practices to protect against security threats and vulnerabilities.
• Closely work with business teams to understand the requirements and provide support as needed and ability to work independently and as part of a team.
• Awareness of ITIL concept Good Communication learning and documentation skills.
• Good understanding of ServiceNow ticketing tool.
• Good written and verbal communication skills, with the ability to effectively convey technical information to both technical and non-technical audiences.
• Flexible to work evening/night hours and weekends long term if required.
• Experience with virtualized environments (VMWare) is preferred.

RHCSA and/or RHCSE are preferred

TCS hiring

Role: Linux Admin

Location: Bangalore- Walk in

Experience: 4-6

Must Have:

In-depth knowledge of Linux: SUSE, RedHat,

Install and maintain all server hardware and software systems, as well as manage server performance and availability.

Linux Boot process, Performance issue troubleshooting.

Solid knowledge of protocols such as DNS, HTTP, LDAP, SMTP and SNMP.

Experience with Linux-based VPN clients, firewalls, intrusion detection systems, filesystems, and authentication.

In depth knowledge in traceroute, tcpdump, tracepath, nc, ifconfig, nmap, netstat, ethool, RAID & different types/class

Hands on experience in DNS, ftp, samba, ldap, e-mail, ntp, nfs, dhcp services ,config , vmstat, iostat, nfstate

Knowledge on any one cloud (Azure/AWS/GCP).

Extensive knowledge in Storage and Filesystem management.

Work with users to resolve account/system issues.

Monitor performance and ensure system availability and reliability.

Troubleshoot problems with Linux servers, running various versions of Linux Systems.

Engage in continuous testing of new Linux versions and applications on an on-demand basis.

Install, upgrade, and maintain Linux based systems (SUSE).

Experience on backup and recovery.

Greetings from Tata Consultancy Service!

Job Title: Linux Admin

Experience Required: 3-5 years

Location: Chennai

1. Install, Configure, Manage, Support, and Maintain Linux installed systems
2. Ensure security hardening of Linux systems
3. Ensure security of systems and data
4. Manage system backups, restore, and recovery
5. Manage user accounts, groups, and services
6. Manage and maintain storage provisioned for Linux systems
7. Work with users to resolve account/system issues
8. Provide support on all Linux applications and UNIX based applications
9. Provide support to users on basic and advanced server related tasks
10. Assist with Linux server administration tasks
11. Perform other related duties as assigned.
12. Help troubleshoot problems with Linux servers, running various versions of Linux, including Red Hat, Ubuntu, CentOS, Debian, and SuSE
13. Engage in continuous testing of new Linux versions and applications on an on-demand basis
14. Perform change control
15. Assist with user management, such as creating accounts for new hires and training seasoned professionals on company policies
16. Help automate server maintenance, patching including running scripts and automated processes
17. Maintain server uptime and network performance
18. Assist with server documentation
19. Maintain server security
20. Ensure all administrative procedures are followed
21. Document all server incidents and outages
22. Level 3 troubleshooting support for Linux Operating system

TCS Hiring !

Role: Linux Admin

Exp:6-10 Years

Location: Bangalore

JD

• 8+ years of progressively complex related experience.
• Proven experience leading technical teams or projects.
• Expert-level experience with Linux (Installation, Configuration, Performance Tuning, Security).
• Strong proficiency in scripting languages for automation (Python, Bash).
• Advanced experience with configuration management tools like Ansible and Ansible Tower.
• In-depth knowledge of infrastructure monitoring solutions (Icinga, Zabbix) and experience designing custom checks and dashboards.
• Strong understanding of security, networking concepts, and protocols.
• Experience leading support for high-profile, live events.

Job Responsiblitis

Ubuntu and Red Hat Linux Administrator

1. Good knowledge on Red Hat and Ubuntu Linux Administration
2. Install, Configure and Maintain Linux servers (RHEL, Ubuntu)
3. Ensuring Optimal Performance and Availability of servers.
4. Experience in performing regular system updates, patches

And regularly updating Operating System to newer versions.

1. Apply advanced troubleshooting techniques to provide unique solutions and provide RCA and permanent.
2. Troubleshoot network connectivity issues and optimize the network performance
3. Implement security best practices, such as user access controls, SSH and firewall rules.
4. Working Knowledge on Disk Filesystems, LVM
5. LDAP,E-Mail, DNS and HTTPD
6. Working Knowledge on Linux Cluster File System

1. Conduct Regular security audits and vulnerability Assessments
2. Write scripts to automate repetitive tasks and improve efficiency
3. Create Standard Operations procedure Documents
4. Excellent Oral and Written communication skills
5. Strong multi-tasking skills

Linux Administrator

Location : Mumbai

Experience : 4-10 Years

Skills Required : RHCSA/ RHCE, Strong Linux RHEL L2 along with cluster administration, Knowledge on SAN environment

Strong Operating system knowledge to support Linux, Windows environments. Experience with Suse Linux / RHEL is required Associate must have a very strong desire to keep up-to-date with technical developments in Server management area within ECS Delivery and SAP Commitment to detailed planning, documentation and quality assurance processes, especially change control, which will support the timely implementation of enhancements to the server environment whilst maintaining the highest levels of operational service High levels of self-motivation and focus to work with the minimum of supervision and deliver against agreed targets Strong customer service awareness to keep the customers requirements constantly in mind and ensure that activities align closely with these requirements