Senior Linux Administrator
- Cbts
- 5 - 10 years
- Chennai
- 3 months ago
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Job Description
The Senior Linux Administrator is responsible for the design, implementation, maintenance, and support of Linux-based systems across enterprise environments. This role requires deep technical expertise in Linux system administration, automation, networking, and performance tuning, with a focus on reliability, scalability, and security.
Key Responsibilities: - System Administration:
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- Install, configure, and maintain Linux servers (RedHat, CentOS, Ubuntu).
- Perform system upgrades, patching, and kernel tuning.
- Monitor system performance and ensure high availability.
- Infrastructure Networking:
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- Manage DNS, DHCP, firewalls, load balancers, and VLAN configurations.
- Troubleshoot networking issues and optimize system connectivity.
- Support storage systems (SAN/NAS) and backup solutions (e.g., NetBackup).
- Automation DevOps:
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- Develop and maintain automation scripts using Bash, Python, or Perl.
- Use configuration management tools (Ansible, Puppet, Chef).
- Support CI/CD pipelines and infrastructure-as-code practices.
- Security Compliance:
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- Implement system hardening and security best practices.
- Ensure compliance with PCI, HIPAA, or other regulatory standards.
- Manage SSL certificates, SIEM tools, and access controls.
- Project Team Collaboration:
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- Lead infrastructure projects and provide architectural guidance.
- Collaborate with cross-functional teams including developers and network engineers.
- Participate in 24x7 on-call rotation and incident response.
- Bachelor s or Master s degree in Computer Science, Engineering, or related field.
- 5+ years of experience in Linux system administration.
- Strong knowledge of Linux internals, networking, and storage.
- Experience with cloud platforms (AWS, Azure, GCP) is a plus.
- Proficiency in scripting and automation tools.
- Familiarity with monitoring tools (Nagios, Prometheus, Grafana).
- RHCE (Red Hat Certified Engineer)
- RHCSA (Red Hat Certified System Administrator)
- ITIL , CEH , or other relevant certifications
Work Environment : Hybrid
Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: Engineering - Software & QARole Category: Software DevelopmentRole: Software Development - OtherEmployement Type: Full timeContact Details:
Company: CbtsLocation(s): Chennai+ View Contact
Keyskills: SAN Performance tuning Compliance Configuration management DNS Healthcare Perl RHCE DHCP Python
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