Drainage Engineer

KBR; Western Australia; On-site; AUD 90,000 - 130,000; Full time

Benefits offered by this job

Flexible work arrangements

Ability to purchase additional leave

Career development and leadership Path

Job summary

KBR is seeking a Civil Engineer - Drainage to join the Perth team and lead drainage design for major WA infrastructure projects. You will design drainage networks, perform hydrologic analyses, and collaborate with road, rail and utility disciplines across Western Australia and nationally.

You will develop expertise in hydrology, hydraulic modelling and transport infrastructure design, while mentoring junior engineers and contributing to project delivery with quality, budget and schedule in mind.

Qualifications

• Bachelor of Civil Engineering is required or equivalent.
• Experience in drainage and stormwater design for transport or land development.
• Strong modelling and reporting skills; able to explain technical concepts clearly.
• Commitment to ongoing professional development and accreditation pathways (CPEng).
• Experience in multidisciplinary project delivery and stakeholder engagement.

Responsibilities

• Deliver drainage and stormwater designs for transport and infrastructure projects.
• Undertake hydrologic and hydraulic modelling and analysis.
• Prepare design calculations, reports, technical memoranda and specifications.
• Design drainage networks, culverts, floodways and water-sensitive urban design solutions.
• Coordinate drainage with road, rail, structures, utilities and environmental teams.
• Support project delivery through design reviews and construction-phase support.
• Mentor and guide junior engineers and drafters.
• Contribute to proposals and project delivery while managing quality, budget and schedule.

Skills

Drainage design

Hydraulic modelling

Stakeholder engagement

Technical reporting

Problem solving

Mentoring juniors

Education

Bachelor of Civil Engineering

Tools

12d Drainage

DRAINS

PCSump

HEC-RAS

RORB

TUFLOW

Bentley OpenRoads/OpenFlow

GIS software

Job description

Title:

Drainage Engineer

Design the Drainage Solutions Behind Western Australia's Future Infrastructure

At KBR, we're delivering some of Western Australia's most significant transport and infrastructure projects, helping shape the roads, rail networks and communities that support future growth. We're seeking a Civil Engineer - Drainage to join our Perth team and play a key role in the design and delivery of major infrastructure projects across WA and nationally.

Role Overview:

As a Civil Engineer - Drainage, you'll be responsible for the design and delivery of drainage, stormwater and flood management solutions across a variety of infrastructure projects. You'll work alongside highly experienced engineers and multidisciplinary project teams while further developing your expertise in hydrology, hydraulic modelling and transport infrastructure design.

Projects may include major road upgrades, rail infrastructure, defence facilities, urban development, industrial projects and other critical infrastructure across Western Australia.

Key Responsibilities:

• Deliver drainage and stormwater designs for transport and infrastructure projects.
• Undertake hydrologic and hydraulic modelling and analysis.
• Prepare design calculations, reports, technical memoranda and specifications.
• Design drainage networks, culverts, floodways and water-sensitive urban design solutions.
• Coordinate drainage solutions with road, rail, structures, utilities, geotechnical and environmental disciplines.
• Support project delivery through design reviews, technical advice and construction-phase design support.
• Mentor and guide junior engineers, designers and drafters.
• Contribute to proposals and project delivery activities while maintaining quality, budget and schedule commitments.

Skills & Experience Required:

You are a technically capable drainage or civil engineer who enjoys solving complex infrastructure challenges and working within multidisciplinary project teams.

You'll Bring:

• Bachelor of Civil Engineering.
• Demonstrated experience within consulting, design or infrastructure engineering environments, ideally within transport infrastructure or land development projects.
• Experience in drainage design, stormwater management and hydraulic modelling.
• Proficiency in 12d Drainage, DRAINS and PCSump.
• Strong technical reporting and engineering problem-solving skills.
• Experience delivering transport infrastructure, land development or multidisciplinary infrastructure projects.
• Excellent stakeholder engagement and communication skills.
• A commitment to ongoing professional development and progression towards CPEng accreditation.

Highly regarded experience includes:

• Main Roads WA and/or PTA project experience.
• HEC-RAS, RORB, TUFLOW, Bentley OpenRoads, OpenFlow or GIS software experience.
• Knowledge of Austroads guidance and WA authority requirements.

Why Join KBR?

• Work on some of Western Australia's most significant transport, rail and infrastructure projects.
• Develop your expertise in drainage, stormwater and hydraulic engineering through technically challenging and diverse project work.
• Work alongside experienced engineers and multidisciplinary teams in a highly collaborative environment.
• Receive strong support for professional development, technical growth and progression towards CPEng accreditation.
• Take ownership of meaningful project outcomes while mentoring and developing emerging engineering talent.
• Strong pipeline of work across transport, rail, defence, industrial and urban infrastructure projects, providing long-term career stability and growth opportunities.

At KBR, our people are the heart of our success. We create an environment where you can grow your career, expand your technical expertise, feel valued, and focus on delivering infrastructure solutions that make a lasting impact across Western Australia and beyond.

Our Values:

We Value Our People – We respect, trust, and empower our people to reach their full potential.

We Deliver – We are committed to excellence and accountability in everything we do.

We Are People of Integrity – We act ethically and responsibly, always.

We Empower – We encourage innovation and give our people the autonomy to succeed.

We Work Together – Collaboration is at the heart of our success as OneKBR.

Benefits:

Just some of our benefits include the following:

• Work on major transport, rail and infrastructure projects shaping Western Australia's future.
• Flexible work arrangements and genuine work-life balance
• Ability to purchase additional leave
• Career development and leadership pathways
• A collaborative, supportive team culture where your ideas matter