Technical Director - Hydraulic Modelling

Technical Director – Wastewater / Stormwater Modelling

Lead with purpose. Shape resilient communities.

At Mott MacDonald, we’re an employee-owned consultancy committed to delivering sustainable, inclusive, and impactful solutions. Our Water team in Aotearoa works closely with communities to create a better future.

About the Role
As Technical Director, you will lead strategic modelling and network planning projects that support long-term water infrastructure development across New Zealand. You will also mentor others, grow our market presence, and champion innovation in wastewater and stormwater solutions.

Key Responsibilities

• Drive new opportunities, proposals, and bids
• Build strong client relationships and raise our profile in the water sector
• Act as Project Principal, Manager, or Design Manager on key projects
• Deliver high-quality technical outcomes and manage project resources effectively
• Apply Chartered-level engineering expertise and navigate commercial risks

About You

• Degree in Engineering, Science, Geography, or related discipline
• Extensive experience in water/wastewater modelling and network planning
• Proficiency in InfoWorks ICM, DHI MIKE+, ArcGIS, QGIS
• Strong leadership and communication skills
• Passion for mentoring and fostering inclusion

Why Mott MacDonald?

• Employee-owned company – share in our success
• Competitive salary + enhanced KiwiSaver contributions
• Discretionary performance bonuses
• Flexible working arrangements
• Global career pathways and ongoing development
• Inclusive culture and meaningful projects

Apply Now
If you’re ready to lead with purpose and help shape the future of water infrastructure, we’d love to hear from you. Even if you don’t meet every requirement, your passion and potential matter most.

Together, let’s build a more resilient, inclusive, and sustainable Aotearoa.

Employee ownership

• Our employee ownership model means no external investors, just us, creating a culture of shared success.
• Our employees have a stake and a voice in our business, giving them a direct connection to our success through our personal and group performance bonuses.
• As your career grows, so does your stake, recognising your long-term impact and contribution.
• Your voice matters, with the opportunity to connect directly with senior leadership through formal channels to help shape our future.

Our benefits package is designed to enhance your experience: 

•    A flexible and agile work atmosphere that caters to your professional journey and life's special moments
•    A competitive salary complemented by Discretionary Group and Personal Performance Bonuses for eligible employees
•    Comprehensive coverage including life, personal accident, and salary continuance insurance, providing peace of mind during uncertain times
•    Opportunities to enhance your work-life balance through the option to purchase extra annual leave
•    Employee resource groups including the Inclusive Network for Women, Corporate Social Responsibility and more

You've got this!
We endorse a diverse and inclusive workplace and look to provide suitable opportunities for employees including the opportunity for part time and job shared roles where possible. If you are interested in this role and looking for a part time permanent opportunity, please apply!