Senior IT Systems Engineer

JobsCloseBy Editorial Insights

PowerNet is hiring a Senior IT Systems Engineer in Invercargill, full time onsite, to oversee IT systems, networks, servers and virtual environments and lead complex technical resolutions. You’ll manage Active Directory/Microsoft Entra, servers, virtualization, storage and networks, provide Tier 3 support, mentor IT Service Technicians, drive ICT projects, and contribute to security and reliability while on after-hours standby. Ideal candidates have a tertiary IT qualification or certs, 5+ years in systems engineering or infrastructure, strong MS skills plus Linux and Kubernetes, and the ability to explain technical concepts simply. Apply with a CV that shows real projects, outcomes, mentoring, and customer focus. Applications close Sunday 16 August 2026; NZ work entitlement required. Relocation support available.

Are you an experienced IT professional who thrives on solving complex technical challenges and leading the delivery of reliable, secure technology solutions? PowerNet is looking for a Senior IT Systems Engineer to play a key role in supporting and enhancing our critical IT infrastructure across the organisation.

This role is based in our head office in Invercargill and is an opportunity to join a highly respected organisation where technology is essential to business success, and your expertise will have a real impact.

About the Role

As our Senior IT Systems Engineer, you'll be responsible for overseeing PowerNet's IT systems, networks, servers, applications, and virtual environments while providing expert technical advice and support across the business.

Working closely with our IT team, Cyber Security Engineer, Operational Technology team, vendors, and stakeholders, you'll lead the resolution of complex technical issues, contribute to strategic projects, and help shape the future of our technology environment.

Key responsibilities include:

• Managing and maintaining Active Directory / Microsoft Entra environments
• Administration of servers, virtualisation platforms, storage, and network infrastructure
• Providing Tier 3 technical support and escalation expertise
• Leading and contributing to ICT projects and system improvements
• Supporting and mentoring IT Service Technicians
• Working collaboratively to enhance system performance, reliability, and security
• Developing and maintaining technical documentation and standards
• Participating in the after-hours standby roster

What You'll Bring

We're looking for someone who combines strong technical capability with a customer-focused, collaborative approach.

You'll ideally have:

• A tertiary IT qualification and/or relevant industry certifications
• At least 5 years' experience in a systems engineering, infrastructure, or technology solutions environment
• Strong experience across Microsoft technologies, server administration, networking, virtualisation, and systems support
• Experience with Linux and Kubernetes environments
• Sound troubleshooting, analytical, and problem-solving skills
• Experience delivering IT projects and driving continuous improvement
• The ability to communicate complex technical concepts in a clear and practical way
• A passion for mentoring others and sharing knowledge
• A proactive, solutions-focused mindset and a great sense of humour

Why PowerNet?

At PowerNet, our purpose is simple: Safe | Efficient | Reliable – Power to Communities. We are proud of our values, support each other to succeed, and genuinely care about the wellbeing and development of our people.

Why You'll Love Working With Us

At PowerNet we offer a balanced, flexible, and supportive environment where you can grow both personally and professionally. You'll enjoy:

• Competitive remuneration
• Five weeks of annual leave
• Fully subsidised Southern Cross health insurance, with Life and Income Protection Insurance being introduced later this year
• A comprehensive health and wellbeing programme
• A fantastic, inclusive team culture
• Professional development opportunities
• A 9-day fortnight option — enjoy a long weekend every second week
• Branded PowerNet clothing
• Relocation support if you're moving to the region

Join Us

If you're ready to take the next step in your IT career and want to work for an organisation that values innovation, teamwork, and continuous improvement, we'd love to hear from you.

Apply now and help us power the future of our communities. Applications close Sunday 16 August 2026 and applicants must be legally entitled to work in New Zealand. 

PowerNet is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.