Systems Administrator

Systems Administrator job description

The Systems Administrator is responsible for managing, maintaining, and securing the organisation’s IT infrastructure, ensuring system availability, performance, and compliance across New Zealand operations. This role supports servers, networks, and enterprise applications, contributing to both operational support and infrastructure projects.

Systems Administrator duties and responsibilities of the job

Key responsibilities of a Systems Administrator include:

Installing, configuring, and maintaining physical and virtual servers, storage, and network infrastructure

Managing Active Directory, DNS, DHCP, and Microsoft 365 environments

Monitoring system performance, availability, and capacity, and responding to alerts and incidents

Applying security updates, patches, and configuration changes in line with ISO 27001 and NZ Privacy Act requirements

Supporting backup, disaster recovery, and business continuity planning

Administering endpoint protection, email filtering, and firewall solutions

Documenting system configurations, procedures, and technical guidelines

Assisting with infrastructure upgrades, migrations, and automation initiatives

Providing Level 3 support for escalated IT issues

Systems Administrator job qualifications and requirements

Requirements include:

4+ years’ experience in systems administration or infrastructure support

Proficiency with Windows Server, virtualisation (e.g. Hyper-V, VMware), and Microsoft 365 administration

Strong understanding of networking, firewalls, and endpoint security practices

Familiarity with New Zealand compliance frameworks, including the NZ Privacy Act and ISO 27001

Experience with monitoring tools and automation scripting (e.g. PowerShell)

Strong analytical and problem-solving skills

Effective communication and documentation capabilities across technical and non-technical teams

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Salary for Systems Administrator

80000 - 95000

25th percentile

80000

The candidate is new to the role or has limited experience and is building necessary skills.

50th percentile

85000

The candidate has moderate experience in the role, meets most requirements or has equivalent transferable skills, and may also have relevant certifications.

75th percentile

95000

The candidate has extensive experience and advanced skills for the role, and may also have specialised certifications.

Salary range based on three percentiles The starting salaries represent gross yearly salaries. They do not include bonuses, benefits or KiwiSaver.

Projected salaries for related positions

Job title

25th percentile

50th percentile

75th percentile

IT Support Level 1

60000

65000

70000

IT Support Level 2

72000

75000

80000

Application Support

65000

75000

95000

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