Unix/Linux System Administrator

tsys; Pune District; On-site; INR 600,000 - 900,000; Full time

Job summary

tsys is seeking a Unix/Linux System Administrator to join our GEO Unix team in Pune and help shape the future of global commerce.

You will administer enterprise Linux/Unix environments, apply patches and security updates, and automate routines using Ansible and scripting. Collaborate on infrastructure modernization and incident response to ensure high availability and reliability.

Qualifications

• 3+ years of hands-on experience administering enterprise Linux/Unix environments (RHEL, SUSE, CentOS, Ubuntu).
• Strong expertise in Linux system administration including user management, LVM, filesystems, networking, patching, kernel updates, and performance tuning.
• Experience supporting large-scale production environments and participating in incidents, problems, and change management processes.
• Proficiency in shell scripting (Bash/Korn Shell) and automation tools such as Ansible, Jenkins, or similar technologies.
• Working knowledge of enterprise technologies such as VMware, SAN/NAS storage, monitoring tools, backup solutions, and security/compliance frameworks.

Responsibilities

• Administer, maintain, and support enterprise Linux/Unix environments to ensure high availability and security.
• Execute OS patching, upgrades, vulnerability remediation, and lifecycle management with change control.
• Troubleshoot infrastructure, performance, and application incidents; perform root cause analysis and drive permanent fixes.
• Collaborate with cross-functional teams on infrastructure projects, migrations, and automation initiatives.
• Develop and maintain documentation, SOPs, monitoring standards, and automation scripts to improve efficiency.

Skills

Linux administration

Shell scripting

Automation tools

Tools

Ansible

Jenkins

VMware

SAN/NAS

Job description

Ready to take your career global ?

Make your mark at one of the biggest names in payments. We're looking for a Unix/Linux System Administrator to join our ever-evolving GEO Unix team and help shape the future of global commerce.

What you'll own ?

• Administer, maintain, and support enterprise Linux/Unix environments (RHEL, Oracle Linux, AIX, and related platforms) to ensure high availability, security, and operational stability.
• Execute OS patching, upgrades, vulnerability remediation, and lifecycle management activities while adhering to change management and compliance requirements.
• Troubleshoot and resolve infrastructure, performance, and application-related incidents, performing root cause analysis and driving permanent solutions.
• Collaborate with cross-functional teams on infrastructure projects, migrations, automation initiatives, and platform modernization efforts.
• Develop and maintain operational documentation, standard operating procedures, monitoring standards, and automation scripts to improve efficiency and service reliability.

What you'll bring ?

• 3+ years of hands-on experience administering enterprise Linux/Unix environments, including RHEL, SUSE, CentOS, Ubuntu.
• Strong expertise in Linux system administration, including user management, LVM, filesystem management, networking, patching, kernel updates, and performance tuning.
• Experience supporting large-scale production environments and participating in incidents, problems, and change management processes.
• Proficiency in shell scripting (Bash/Korn Shell) and automation tools such as Ansible, Jenkins, or similar technologies.
• Working knowledge of enterprise technologies such as VMware, SAN/NAS storage, monitoring tools, backup solutions, and security/compliance frameworks.

It's a bonus if you have :

• Experience with AAP and Google Cloud.
• Knowledge of infrastructure-as-code and automation frameworks, including Ansible, Terraform, or Git-based CI/CD pipelines.
• Red Hat, Linux Foundation, or equivalent industry certifications.

Think like a client:

We care deeply about our clients' success. We ask, listen and learn - curious to understand first. Our passion drives excellence in everything we set out to do.

Act like an owner:

We take accountability - working at pace to own our outcomes. We empower each other to make decisions. We're innovative - always finding better ways to deliver impact.

Win as one team:

We value personal connections - moving forward together with clarity. We build inclusive and global teams - embracing different perspectives and ideas. It's always 'we,' never 'me.' We're determined to succeed together.

About the team

Our inclusive and global teams win together every day. We're proud to have the best minds in the industry, who you can learn from as you grow your career. The people, the energy, the connections - it's unmatched. Come and be part of an ever-evolving company and get dynamic opportunities that go beyond borders.

What makes a Globalpayer ?

Globalpayers think like a client, act like an owner and win as one team. We're curious and innovative - always finding better ways to deliver impact. We empower each other to make decisions, and it's our passion that drives excellence in everything we set out to do.