Senior System Administrator
tsys · KOWLOON, , CHINA ·
- Seniority
- Senior
- Category
- Devops
- Company size
- 1000+
Senior System Administrator responsible for the reliability, security, and performance of Unix/Linux-based payment platforms, primarily Red Hat Enterprise Linux, with a focus on automation, monitoring, and PCI compliance at a major payments company.
Every day, Global Payments makes it possible for millions of people to move money between buyers and sellers using our payments solutions for credit, debit, prepaid and merchant services. Our worldwide team helps over 3 million companies, more than 1,300 financial institutions and over 600 million cardholders grow with confidence and achieve amazing results. We are driven by our passion for success and we are proud to deliver best-in-class payment technology and software solutions. Join our dynamic team and make your mark on the payments technology landscape of tomorrow.
Ready to take your career global?
Make your mark at one of the biggest names in payments. We’re looking for a Senior System Administrator to join our ever-evolving team and help shape the future of global commerce. In this role, you’ll play a critical part in ensuring the stability, security, performance, and resilience of the technology platforms that power payment experiences for businesses and consumers around the world. Your expertise will help maintain highly available systems, strengthen operational excellence, and drive continuous improvements that enable Global Payments to deliver secure, reliable, and innovative payment solutions at scale. Working alongside talented technology professionals across the organization, you’ll have the opportunity to influence infrastructure strategy, enhance system reliability through automation and modernization, and contribute directly to our mission of powering commerce globally while supporting the future growth of our business.
What you'll own
Drive the reliability, security, and performance of Unix-based environments, ensuring critical payment systems remain available, resilient, and aligned with business and client expectations.
Deliver infrastructure improvements that enhance operational efficiency, leveraging automation, monitoring, and performance insights to reduce risk, improve scalability, and strengthen service delivery outcomes.
Influence system stability and business continuity outcomes by identifying potential issues early, implementing proactive solutions, and supporting disaster recovery readiness across key platforms.
Champion secure infrastructure practices and compliance standards, helping protect critical systems and data while maintaining alignment with Payment Card Industry (PCI) requirements and operational policies.
Partner across teams to solve complex technology challenges, enabling faster resolution of issues, improved user experiences, and better business outcomes through collaboration and technical expertise.
What you'll bring
Proven experience administering Red Hat Enterprise Linux environments, with a strong understanding of system performance, security, patching, and availability management.
Ability to analyze and resolve infrastructure issues, applying sound judgment to deliver effective solutions in fast-paced production environments.
Experience supporting enterprise systems while balancing operational excellence, risk management, and business priorities.
Strong collaboration and communication skills, with the ability to build productive relationships across technical and non-technical stakeholders.
Bachelor's degree in Computer Science, Information Technology, or a related technical discipline, or an equivalent combination of education and relevant experience.
It's a bonus if you have
Experience administering IBM AIX or Oracle Solaris environments within large-scale enterprise infrastructures.
Industry certifications such as Red Hat Certified Engineer (RHCE), IBM AIX Certified Administrator, or Solaris Certified Administrator.
Demonstrated success implementing automation, orchestration, or infrastructure optimization initiatives that improve operational performance and scalability.
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.Come and be part of an ever-evolving company and get dynamic opportunities that go beyond borders.
Does this sound like you? Then you sound like a Globalpayer. Apply now to take your career global.
Global Payments Inc. is an equal opportunity employer. Global Payments provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex (including pregnancy), national origin, ancestry, age, marital status, sexual orientation, gender identity or expression, disability, veteran status, genetic information or any other basis protected by law. If you wish to request reasonable accommodations related to applying for employment or provide feedback about the accessibility of this website, please contact [email protected].