About Ason Group

Ason Group is a specialist transport planning and engineering consultancy with a vision to improve the communities we live in. Founded in 2014 and combining decades of experience, we have grown into one of the largest traffic and transport consultancies in NSW, working predominantly across New South Wales and Queensland for developers, planners, architects, retailers, project managers, local councils and state government agencies.

Our work covers transport impact assessments, parking studies, transport modelling, road safety, intersection design, active transport and TMAPs. Most of our projects sit at the intersection of land use planning and transport, which keeps the work varied and the technical bar high.

We are looking for an experienced transport modeller to step into a Senior role within our Modelling & Data Analytics Team, someone who can lead modelling projects, work alongside our Directors and Principals on some of the most significant projects in NSW and QLD and help our junior team members grow.

About the Role

You will report to the Principal Lead – Modelling & Data Analytics and operate as project lead across a range of transport modelling and data analytics assignments. You will lead day-to-day delivery, manage client contact and take ownership of outputs, with a Principal acting as project director to provide support and direction.

You will play an active mentoring role for junior modellers and analysts, helping them build technical skills and deliver their project tasks to the standard expected.

Project work spans strategic and operational traffic modelling (AIMSUN, SIDRA), network demand analysis, data analytics and stakeholder engagement across NSW and QLD government and local council environments.

What You Will Do

Project delivery and client management

- Lead and deliver allocated modelling projects end-to-end, including scope management, quality assurance and timely delivery
- Be the day-to-day client lead on assigned projects, maintaining strong professional relationships
- Prepare fee proposals and develop modelling methodologies




- Represent Ason Group in project and stakeholder meetings, including with TfNSW, TMR, local councils and private clients
- Work with the Principals to grow our key client accounts and relationships

Technical work

- Lead the development and application of transport models using AIMSUN Next and SIDRA, including mesoscopic and microsimulation modelling
- Lead technical deliverables including traffic network modelling, network demand analyses, intersection modelling and assessment and traffic data analytics
- Provide technical advice to clients and project teams on model inputs, outputs and their implications for decision-making
- Apply and support innovative, data-driven workflows, including Python scripting, ArcGIS / QGIS and Tableau or similar tools
- Oversee and contribute to field investigations to support model calibration and validation
- Apply Austroads, TfNSW/TMR and Australian Standards to projects

Team leadership and mentoring

- Mentor and coach junior modellers and analysts within acknowledged areas of expertise
- Allocate discrete tasks to junior staff in consultation with the Principal Lead
- Monitor project performance against budget and report on resourcing requirements and revenue forecasts

About You

- Self-motivated and proactive, with the drive to lead work and grow within the role
- High personal standards and takes pride in the quality of outputs and the experience of clients and colleagues
- Strong communicator who builds trust with clients and supports the development of junior staff

What We Are Looking For

Minimum requirements:

- Tertiary qualification in civil/traffic engineering, transport planning, or a related discipline
- Hands-on experience with AIMSUN Next and/or SIDRA for network or intersection modelling




- Familiarity with NSW and/or QLD regulatory frameworks, including TfNSW, TMR, DPHI and local government requirements, with a strong understanding of model development, calibration and validation
- Strong written and verbal communication skills, with the ability to manage project tasks, meet deadlines and work with minimal supervision
- Familiarity with Austroads guidelines and relevant Australian Standards
- Full, unrestricted working rights in Australia

Desirable:

- 5+ years of experience, with a track record of managing project delivery and client relationships
- Consulting background, though we are equally open to candidates from a public sector or government agency workplace
- Experience with data analytics workflows, including Python scripting
- Proficiency with GIS tools (ArcGIS or QGIS); experience with Tableau is a bonus

What We Offer

- Competitive remuneration package, commensurate with ability
- Hybrid working arrangements after your initial settling-in period
- 20 days annual leave plus 3 additional bonus days between Christmas and New Year
- Paid parental leave: 6 weeks for a primary caregiver, 3 weeks for a secondary caregiver
- A structured, tailored career development programme with annual performance and salary review, with a transparent pathway to Principal Transport Modeller
- Direct access to company Directors and Principals: no layers, no noise
- Genuine variety of project work across private development and government planning clients
- A collaborative, high-performing team culture where your contribution is visible and valued

At Ason Group, we care about our members success, so we can grow together. We offer a career in which you can belong, grow and thrive through work that has genuine impact on the communities we serve.

How to Apply

Send your CV and a brief cover letter to [email protected]. Applications will be reviewed as received.

For a confidential discussion about the role, contact Edmund Cheung, Principal Lead – Modelling & Data Analytics, on +61 2 9083 6601.

📌 Senior Transport Engineer (AIMSUN) (Sydney)
🏢 Ason Group
📍 Sydney