Sydney (Hybrid | 2 Days Onsite) | Chifley Tower CBD / Bella Vista
6-Month Contract | Immediate Start | Extension Potential
NTT DATA is seeking two experienced Senior Systems Administrators to join a large-scale Core Modernisation Program focused on modernising critical enterprise infrastructure platforms.
Working within the Payment Systems Migration Stream, you will play a key role in building, validating, and preparing infrastructure environments to support a major migration initiative. This is an opportunity to contribute to a high-profile transformation program within a complex enterprise environment.
- Build and configure Linux and Windows servers following established Standard Operating Procedures (SOPs)
- Support payment system migration activities, ensuring infrastructure readiness
- Perform server validation, testing, and readiness checks prior to deployment
- Manage and maintain Red Hat Enterprise Linux (RHEL) environments
- Administer and support VMware infrastructure, including ESXi and vCenter
- Collaborate with project teams and technical stakeholders to ensure successful migration outcomes
- Maintain technical documentation and comply with governance and process standards
- Strong hands-on experience with Red Hat Enterprise Linux (RHEL)
- Strong experience administering VMware environments (ESXi & vCenter)
- Working knowledge of Windows Server
- Good understanding of Active Directory and DNS
- Proven experience following structured server build processes and SOPs
- Experience in server validation, testing, and infrastructure readiness activities
- Strong troubleshooting and problem-solving skills
- Exposure to Terraform and/or Puppet
- Experience working in large enterprise or highly regulated environments
- Familiarity with automation tools and scripting
- Experience supporting infrastructure migration or transformation programs
- Immediate start
- Hybrid working model (2 days onsite)
- Opportunity to work on a significant enterprise transformation initiative
- Collaborative and supportive project environment
- Initial 6-month contract with potential for extension
✅ Open to candidates with full Australian working rights
If you are a Senior Systems Administrator with strong RHEL, VMware, and enterprise infrastructure experience, we'd love to hear from you. Apply now to join NTT DATA and contribute to a major payment systems migration program.
Join our growing global team and accelerate your career with us. Apply today.
For more information about this or other opportunities, please contact Aasifa Ruhani. Please quote our job reference number 675557.
About us
NTT Ltd. is a global ICT provider, employing more than 40,000 people in a diverse and dynamic workplace, and delivering services in over 200 countries and regions. We partner with organizations around the world to shape and achieve outcomes through intelligent technology solutions. For us, intelligent means data driven, connected, digital, and secure.
NTT is proud to be an equal opportunity employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, color, sex, religion, national origin, disability, pregnancy, marital status, sexual orientation, gender reassignment, veteran status, or other protected category.
