Principal Project Engineer - Track

Auckland Central, New Zealand / Wellington, New Zealand

We are seeking a

Principal Engineer

to join our New Zealand Rail team.

Based in

Auckland or Wellington

, you will lead the design and project management of a variety of rail infrastructure projects—including

track renewals, depots and stabling yards, stations

, and other key assets.

With a strong background in

track design

, you will be responsible for coordinating design deliverables, integrating international inputs, and overseeing project execution.

Our portfolio ranges from

bespoke design commissions

to some of the

largest infrastructure projects in New Zealand and globally

Key Responsibilities

Deliver assigned tasks to meet quality standards, timelines, and budget requirements

Collaborate with multidisciplinary teams to develop design solutions that meet client needs and comply with regulatory standards

Ensure adherence to industry standards and safety regulations, including Safety in Design principles

Lead the development of concept designs, technical solutions, specifications, and cost estimates

Ensure all work aligns with Mott MacDonald's quality assurance procedures

Provide technical mentorship to team members, particularly in track design and asset management

Promote a "right-first-time" delivery culture and support Project Managers in achieving successful outcomes

Stay current with industry standards, emerging technologies, and regulatory changes

Candidate Profile

We're looking for a

flexible and motivated professional

with a genuine passion for infrastructure and a desire to make a meaningful impact.

Qualifications

Degree in Civil Engineering (BE / B.Tech. / ME / M.Tech. / MSc or equivalent)

Project management certification (e.g., PMP, PRINCE2, APM PMQ) is desirable

Minimum

10 years' experience

in the rail industry, with a focus on

track infrastructure

Proven ability to lead and deliver track design using standard industry software (e.g., OpenRail / Bentley Rail Track, AutoCAD Civil 3D)

Experience preparing and reviewing technical approval documentation, including design departure from standards (DFS) for clients such as

KiwiRail

Strong capability in producing high-quality design documentation : drawings, reports, specifications, and construction packages

Deep understanding of relevant

New Zealand and international standards

Demonstrated experience in

technical leadership

and

project team management

Commercial acumen with the ability to manage budgets, resources, and timelines effectively

Proficiency in general IT tools (Microsoft Office, SharePoint) and engineering platforms (ProjectWise, Bentley MicroStation, Autodesk)

Familiarity with

digital delivery tools

such as BIM, parametric design, and automation workflows

Excellent communication skills—both written and verbal—with the ability to engage confidently across all levels

Experience working with clients such as

KiwiRail, Auckland Transport

, or

Greater Wellington Regional Council

Experience with

civil and drainage design

in the rail environment.

Prior involvement in

fee proposals and tender submissions

Knowledge of the

New Zealand rail environment

Chartered Engineer or Certified Project Professional status is a plus

What You'll Bring

As a Principal Engineer, you'll collaborate with experienced professionals in dynamic, multi-disciplinary teams.

You'll be confident managing design and delivery interfaces, and skilled at building strong relationships with colleagues and clients.

You'll also provide technical leadership within the Rail team while continuing to grow through our development and training programs.

Location :

Auckland or Wellington, New Zealand

Team : Rail Infrastructure

Our values, culture, and benefits

We have a supportive and collaborative culture which values equality and diversity, and we take proactive steps to create an inclusive workplace.

We value the diversity of our staff and are committed to creating an inclusive work culture where everyone can bring their full selves to work.

We offer a range of competitive benefits and facilities to make this a great place to be, including :

State of the art office and end of trip facilities

Agile working environment

Competitive salary and group bonus incentive scheme

Life, personal accident, and salary continuance insurance

Options to purchase additional annual leave

You've got this!

This is a great opportunity to join a growing consultancy that is pushing ahead in the local market.

If you are looking for an opportunity to work in a fast-growing business with an organisation that is shaping the communities in which we live, then join our world class consultancy.

Equality, diversity and inclusion

We put equality, diversity and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all.

We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

At Mott MacDonald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team and personal commitments.

We embrace agility, flexibility and trust.

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