Overview

We’re looking for a Senior Traffic Modeller to join our Brisbane Planning & Mobility team. This role suits an experienced modeller who enjoys solving complex network problems, building fit‑for‑purpose models, and translating analysis into explicit advice for clients and design teams. You’ll work across a diverse pipeline of operational traffic modelling and transport infrastructure projects, supporting government and private sector clients with robust modelling, scenario testing and evidence‑based recommendations.

Responsibilities

- Lead and deliver traffic modelling workstreams from scoping through to reporting and client presentation.
- Develop and apply operational models (micro/meso as required) including model development, calibration and validation and option testing.
- Apply industry tools such as VISSIM, Aimsun and SIDRA (or similar platforms) to assess network performance, identify constraints and evaluate interventions.
- Prepare high‑quality technical reporting and provide clear, defensible interpretation of results for stakeholders and decision makers.
- Collaborate with traffic engineers, planners and designers to provide modelling inputs that support design development and business cases.
- Coach and review the work of junior modellers/analysts, contributing to capability uplift across the team.

Qualifications





- 10+ years of experience in traffic/transport modelling in an Australian consulting or client environment.
- Current RPEQ registration (or eligibility to obtain it within a short timeframe), with the ability to undertake and sign off engineering work in accordance with QLD legislative requirements.
- Hands‑on proficiency in one or more of VISSIM, Aimsun, SIDRA (and a willingness to broaden your toolkit).
- Strong capability in model calibration/validation, scenario development, results processing and communicating insights.
- Excellent written communication skills with experience producing modelling reports and/or contributing to business case technical sections.
- A team-oriented mindset and confidence engaging with clients and internal stakeholders.
- Relevant tertiary qualification (e.g., engineering, transport planning, mathematics/economics or related).

Benefits

- Work within a connected national team delivering modelling programs involving SIDRA assessments, VISSIM model development, and modelling methodologies for congested networks and option evaluation.
- Access WSP’s global expertise, tools and career development pathways in a supportive team environment.
- Flexible working and an inclusive culture where you’re encouraged to bring your whole self to work.

Apply today.

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📌 Senior Traffic Modeller (Brisbane City)
🏢 WSP in Australia
📍 Brisbane City