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.

Required Technical Skills

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 is 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].

Back to blog

Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...