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Mott MacDonald • Sydney, AU

Principal Drainage/Flooding Engineer

Employment type:  Full time
10

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Job Description

Brilliant people trusted to do brilliant things

Mott MacDonald is a vibrant and forward-thinking engineering, management, and development consultancy. Working together as a global team we plan, design, deliver and maintain the transport, energy, water, buildings, and wider infrastructure that is integral to people’s daily lives. We value excellence in every dimension of our business and continuously seek opportunities to improve what we do and how we do it.

We employ brilliant people who combine their diverse skills and experiences to achieve brilliant things. Whether you want to specialise or broaden your experience, you'll be supported by global specialists eager to share their expertise. With numerous opportunities to learn and grow, the possibilities are as diverse as our people. Working as a connected global team, we deliver impactful projects that shape the future.

Your Opportunity

We are searching for a Drainage/Flooding Engineer to join our Water team in Sydney to support the multiple projects that are currently being delivered and for future projects we will be working on.

In this role you will be responsible for:

  • Working as part of a multidisciplinary team, design and document work to an industry-accepted standard by undertaking hydrologic and hydraulic analysis and calculations
  • Assume responsibility and assist in management of medium and large-scale projects. This will include tender submissions, technical documentation, project scheduling and meeting deadlines and budgets
  • Understand risk and the need to use their contractual and commercial acumen
  • Preparing inputs into engineering reports, specifications and other supporting design documentation
  • Preparing design outputs for the preparation of industry-standard design drawings
  • Working with junior engineers to mentor and complete engineering works as required
  • Working within client requirements and established industry practices
  • Working as ‘Project Leader’ as required, ensuring that projects are delivered to programme, budget and the standard required
  • Act as ‘Technical Specialist’ to provide clients with expert technical advice and solutions in area of expertise

About You

  • Bachelor’s degree in civil engineering
  • 7-10 yrs of post graduate experience in drainage/flooding design of medium-large scale infrastructure projects
  • Knowledge of ARR, Austroads drainage guidelines and Australian Standards applicable to drainage infrastructure essential
  • High level of motivation and dedication, an appetite for fast-paced major projects, and the ability to work in a team environment and under pressure
  • Experience with supervising and mentoring younger staff
  • Experience using 12D and/or DRAINS, TUFLOW essential
  • Experience using MUSIC essential
  • Experience using GIS (eg. MapInfo or ArcGIS), WBNM, RORB, RAFTS and HEC-RAS highly preferred

Our values, culture, and benefits

Mott MacDonald celebrates diversity and inclusion, offering a supportive work environment that values work-life balance, diversity, inclusion, and equity. We welcome diverse applicants, including First Nations People, people with disabilities, members of the LGBTQIA+ community, and people of all genders, neurodiversity, cultural backgrounds, age groups, and those with intersectional identities.

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

  • Agile working environment, supporting our people to work flexibly
  • Discretionary Group and Personal Performance Bonuses for eligible employees
  • Employee resource groups including the Inclusive Network for Women, Corporate Social Responsibility and more
  • Annual Health Checks and ongoing career development

You've got this!

We endorse a diverse and inclusive workplace and look to provide suitable opportunities for employees. If you are interested in this role, please apply !

#LI-JS1

Company benefits

Accrued annual leave
Adoption leave – 26 weeks full pay
Annual bonus
Annual pay rises
Bank holiday swaps
Bike parking
Book swaps
Buddy scheme
Buy or sell annual leave
Carer’s leave – up to 5 days, two of which are paid
Compassionate leave
Critical Illness Insurance
Cycle to work scheme
Dental coverage
Employee assistance programme
Employee discounts
Enhanced maternity leave – 26 weeks full pay
Enhanced paternity leave – 2 weeks
Enhanced pension match/contribution – matched up to 7%
Enhanced sick pay
Ergonomic workstations
Eye Care Support – Eyecare vouchers
Faith rooms
Fully stocked snack cupboard
Further education support
Health assessment
In house training
Income protection
L&D budget
Learning platform
Life assurance
Life insurance – 4 x salary
Lunch and learns
Meditation space
Meditation space
Mentoring
Modern office
On-site shower
On-site yoga classes
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Pregnancy support
Private booths
Private GP service – Private Medical care for all UK staff
Professional subscriptions – We pay for your primary professional annual subscription
Referral bonus
Religious celebration leave
Reservist leave – 10 days leave
Returnship
Salary sacrifice
Share options
Shared parental leave – We match up to 24 weeks full pay
Study support
Tax-free childcare
Teambuilding days
Theme park discounts
Travel loan
Women’s health leave
Menopause support

Working at Mott MacDonald

Company employees:

18,000 worldwide

Gender diversity (m:f:n-b):

0:35:65

Hiring in countries

Australia

Bulgaria

Canada

Czechia

Germany

Hong Kong

India

Ireland

Italy

Japan

Malaysia

Netherlands

New Zealand

Rwanda

Saudi Arabia

Serbia

Singapore

South Korea

Spain

Taiwan

Thailand

United Arab Emirates

United Kingdom

United States

Office Locations

Awards & Accreditations

2nd – Career Progression

2nd – Career Progression

Flexa awards 2025
3rd – Family Friendly

3rd – Family Friendly

Flexa awards 2025
Work-Life Balance

Work-Life Balance

Flexa awards 2025
Flexible

Flexible

Flexa awards 2025
Culture

Culture

Flexa awards 2025

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