Linux Systems Administrator

Pakistan: Lahore Karachi Islamabad

Full Time

2 to 5 years of relevant experience

We are looking for a skilled Linux Administrator to manage maintain secure and optimize Linux based infrastructure. The ideal candidate will have hands on experience in Linux installation and configuration security hardening automation performance monitoring and troubleshooting.

The successful candidate will be responsible for ensuring the availability reliability security and performance of Linux servers and infrastructure.

Install configure maintain and troubleshoot Linux servers and operating systems.

Perform server provisioning patching upgrades and configuration management.

Implement Linux security hardening in accordance with security policies and industry best practices.

Manage users groups permissions sudo access SSH and system services.

Monitor system health availability resource utilization and performance.

Troubleshoot Linux operating system networking storage and system related issues.

Automate routine administrative tasks using Bash Shell scripting Python Ansible or similar tools.

Manage packages repositories system updates dependencies and services.

Analyze system logs and performance metrics to identify and resolve issues.

Implement and maintain backup recovery and disaster recovery procedures.

Maintain technical documentation configurations and operational procedures.

Collaborate with Network Security DevOps and Application teams to support enterprise infrastructure.

Participate in incident management root cause analysis and preventive maintenance.

Hands on experience with Linux administration preferably RHEL Rocky Linux AlmaLinux Ubuntu or CentOS.

Strong understanding of Linux system architecture and administration.

Experience with Linux security hardening and vulnerability remediation.

Good knowledge of TCP/IP DNS DHCP SSH HTTP/HTTPS and NTP.

Proficiency in Bash and Shell scripting.

Experience with Ansible or other automation tools.

Knowledge of Linux performance monitoring and troubleshooting.

Experience analyzing CPU memory disk I/O and network performance.

Good understanding of Linux file systems storage LVM and permissions.

Strong troubleshooting and analytical skills.

Python scripting and automation.

Docker Podman and containerized environments.

Kubernetes administration.

Monitoring tools such as Prometheus Grafana Zabbix or Nagios.

Git and CI/CD environments.

Cloud platforms such as AWS Azure or Google Cloud.

Vulnerability management and security tools.

Infrastructure as Code and configuration management practices.

Bachelors degree in Computer Science Information Technology Cybersecurity or a related field or equivalent practical experience.

RHCSA RHCE or other relevant Linux certifications will be an advantage.

Strong problem solving and troubleshooting skills.

Security focused mindset.

Good communication and documentation skills.

Ability to work independently and collaboratively.

Strong attention to detail.

Ability to work in a fast paced production environment.

Willingness to participate in on call or after hours support when required.

Linux Administration Installation and Configuration Security Hardening Automation Performance Monitoring Troubleshooting System Reliability