Senior System Administrator (SSA)

We are looking for a highly skilled Senior System Administrator (SSA) with strong expertise in Linux, High Availability (HA), Virtualization, Database Replication, and Networking. You will own production infrastructure end to end — from KVM virtualization and HA clustering to database replication, iSCSI storage, and load balancing — keeping enterprise hosting platforms fast, resilient, and always on.

Key Responsibilities

Manage and maintain Linux-based production environments

Configure, monitor, and troubleshoot High Availability (HA) solutions

Deploy and manage KVM virtualization environments

Configure and maintain MySQL Database Replication

Implement and manage file replication using Lsyncd and OCFS2

Configure and support Pacemaker, Heartbeat, and HA clustering solutions

Deploy and maintain Managed High Availability solutions for KVM, databases, and iSCSI storage

Administer Load Balancers and ensure high service availability

Manage VMware environments (Managed VMware - i1)

Configure and troubleshoot Acronis Backup solutions

Diagnose database replication, storage, and networking issues

Perform root cause analysis and provide permanent solutions for production incidents

Work closely with internal teams to deliver reliable and scalable infrastructure solutions

Requirements

Linux Administration (RHEL, CentOS, Ubuntu)

KVM Virtualization

High Availability (HA) Clustering with Pacemaker and Heartbeat

MySQL and Database Replication

OCFS2 Cluster File System and Lsyncd File Replication

Managed High Availability Infrastructure, Databases, and iSCSI

Load Balancers

VMware Administration

Acronis Backup and Disaster Recovery

Strong Networking Fundamentals (TCP/IP, DNS, Routing, Firewall, VLANs)

Storage Administration

Shell Scripting (Preferred)

Preferred Qualifications

Excellent troubleshooting and analytical skills

Experience working in enterprise hosting or managed service environments

Strong communication and documentation skills

Ability to work independently in a fast-paced production environment

Customer-focused mindset with a proactive approach to problem-solving

Why Join Us?

Work on enterprise-grade infrastructure and high-availability platforms with exposure to modern virtualization and cloud technologies. You will collaborate with a highly experienced technical team in an innovation-driven environment, with continuous learning and clear career growth. You can also reach us directly at [email protected].