Systems Administrator, Cloud & On-Prem Infrastructure

New Zealand's Stock Exchange; Wellington; On-site; NZD 90,000 - 130,000; Full time

Job summary

New Zealand's Stock Exchange (NZX) in Wellington is seeking a Systems Administrator to maintain secure, resilient infrastructure across cloud and on‑premises systems. You will handle incidents, enable remote connectivity, and drive improvement across critical platforms.

Join a collaborative team that values integrity and professional development; the role is full-time, based in Central Auckland or Wellington with on-call duties.

Qualifications

• Minimum of 5 years demonstrated experience in IT Operational / Infrastructure role(s).
• Certifications in Cloud Technologies (Azure, M365, and AWS).
• Experience administering cloud services including Azure, Microsoft 365, Exchange Online, AWS.
• Knowledge of load balancing, networking and monitoring technologies including F5, Cisco IOS and NX-OS, Opsview and Elastic.
• Experience with virtualization, containers, storage and operating systems including VMware, Docker, NetApp, Commvault, Microsoft, Red Hat, Ubuntu and Solaris.
• Understanding of licensing, sizing, scalability, capacity planning and ITIL practices, especially Change, Incident and Problem Management.

Responsibilities

• Administer, support and enhance NZX’s cloud and on-premises infrastructure, including secure remote connectivity solutions.
• Monitor and maintain critical systems, managing capacity, performance, lifecycle, patching and operational resilience.
• Respond to incidents, manage escalations and restore services, including participating in the on-call roster and after-hours support.
• Provide technical guidance and escalation support to Desktop Engineering, Service Delivery and wider IT teams.
• Work with architects, infrastructure teams, vendors and service providers to design and deliver new solutions, upgrades and project initiatives.
• Identify infrastructure risks and contribute to security enhancements, governance and continuous operational improvement.
• Develop implementation, testing and backout plans, maintain technical documentation, and keep your technical knowledge current.

Skills

IT infrastructure

Cloud technologies

Incident management

Remote connectivity

Security governance

Tools

Azure

Microsoft 365

Exchange Online

AWS

F5

Cisco IOS

NX-OS

Opsview

Elastic

VMware

Docker

NetApp

Commvault

Red Hat Linux

Ubuntu

Solaris

Job description

New Zealand's Stock Exchange (NZX) in Wellington is seeking a Systems Administrator to maintain secure, resilient infrastructure across cloud and on‑premises systems. You will handle incidents, enable remote connectivity, and drive improvement across critical platforms.

Join a collaborative team that values integrity and professional development; the role is full-time, based in Central Auckland or Wellington with on-call duties.