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Principal Platform Engineer

Mercury NZWorkFromHome, Auckland, New Zealand

18 hours ago

Job description

Overview

We are looking for a Principal Platform Engineer to provide expert technical leadership and shape the future of Mercury's Technology platforms. This role is pivotal in enabling our technology teams to deliver faster, safer, and with greater confidence through modern platform engineering practices. As a trusted technical leader, the Principal Platform Engineer plays a hands-on role in shaping and championing modern platform engineering practices, with a strong focus on mentoring and setting clear, effective standards. You will lead high-impact initiatives from the front; collaborating with key stakeholders and driving outcomes with autonomy and confidence.

Responsibilities / Key Accountabilities

Lead, develop, manage and motivate a highly capable engaged and effective team.
Lead the evaluation and adoption of new technologies.
Collaborate with Technology partners to proactively manage and maintain the operational health and security of the platform within agreed standards and service levels.
Drive initiatives to streamline spending and enhance effectiveness in cloud services.
Lead the design of internal developer platforms and tools.
Identify and implement performance improvements across platforms and services.
Create and maintain platform engineering standards while leading proof of concept implementations for emerging technologies and architectural patterns.
Establish security and quality frameworks.

What We're Looking For

Tertiary qualification in Technology with advanced cloud certifications (AWS / Azure) and strong understanding of cloud-native architectures and platform engineering principles.

10+ years' experience in enterprise systems with 5+ years in platform engineering, including strong technical leadership and experience building developer platforms.

Deep expertise with Infrastructure as Code, container technologies, and public cloud platforms (AWS / Azure).

Expert-level skills in enterprise tools such as Terraform, Kubernetes, Azure DevOps, and programming in Python, PowerShell, andShell scripting.

Experience leading technical transformations, knowledge of CI / CD architecture, and expertise in monitoring and observability platform design is preferred.

Exceptional leadership and communication skills with proven ability to translate complex technical concepts for business stakeholders.

Mercury offers

Additional 5 days leave per annum (MyDays)

$400 one-off tax-free payment towards setting up your home office

A diverse workplace where your unique abilities and talents will be recognised and encouraged

Annual salary reviews with excellent parental leave policy, with the option to purchase additional leave

Opportunities and facilities associated with working for one of New Zealand\'s largest multi-utility providers

Flexible working policy – autonomy to work from premises or from home

Discounted health insurance and free life and income insurance

Well-being programme including up to $100 annual check ups and confidential assistance programme

Gender affirmation leave and bereavement leave

About Mercury

Mercury is a learning organisation committed to providing opportunities to grow and develop. The role includes building your skillset and mindset through various avenues to create an energised, innovative and agile work environment where you feel valued.

Please click 'apply' to submit your application. If you require accessibility or assistance during the application and selection process, please reach out to A full position description is available below. Applications close 16 October 2025 at 5 : 00pm. Mercury retains the right to interview strong candidates more quickly if needed.

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Principal Engineer • WorkFromHome, Auckland, New Zealand