- Lead payment system migration with RHEL & VMware expertise
- Hybrid Work Options
- Join a critical enterprise infrastructure modernization program

Senior Systems Administrator (x2) | Payment Migration Project

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.

Key Responsibilities

- 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

Skills & Experience Required

- 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
- Robust 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

What's on Offer

- 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

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📌 Senior Systems Administrator (City of Sydney)
🏢 Ntt
📍 City of Sydney