Linux System Administrator at Pesapal

We are looking for a skilled Linux System Administrator to manage, maintain, and optimize our Linux-based infrastructure. The ideal candidate has strong hands-on experience with Linux systems in production environments, a security-first mindset, and experience supporting high-availability services in regulated environments.

Key Responsibilities:


Proactively administer, maintain and support Linux infrastructure technology to maintain a 24x7x365 uptime service
Install, configure, and maintain MySQL, MariaDB, and PostgreSQL.
Proactively monitor system and database performance, availability and perform capacity planning
Perform system and database installation, configuration, patching, and upgrades
Ensure high availability, performance, and reliability of production systems
Monitor system health, logs, and performance; troubleshoot incidents and outages
Optimize queries, indexes, and database performance
Support backup, disaster recovery, and business continuity processes
Maintain best practices on managing systems and services across linux environments
Automate routine system tasks
Provide input on ways to improve the stability, security, efficiency, and scalability of the linux environments.
Collaborate with other teams and team members to develop automation strategies and deployment processes


Required Skills & Qualifications:


Previous working experience as a Linux System Administrator(3 years)
Bachelor's degree in Computer Science, Information Technology or similar relevant degree
In depth knowledge of Linux: RedHat, CentOS, Debian, Ubuntu
Practical production experience with MySQL, MariaDB, and PostgreSQL
Solid understanding of database concepts: replication, tuning, backups
Hands-on experience managing Cloud infrastructure
Knowledge of containers and virtualization (Docker, Kubernetes, VMware)
Knowledge in Shell, Perl, and/or Python scripting is a plus
Solid knowledge of protocols such as DNS, TLS, ICMP
Additional Linux certifications will be considered an advantage