Job Title: Lead Design Engineer (Full Time)

Location: Sydney (preferred)

The company

ARX Oceania: ARX (formerly Pini) is a globally established engineering consultancy in infrastructure and construction. In Australia, we are delivering major nation-building projects and have a pipeline of exciting national and international opportunities ahead.

We're looking for an experienced engineer ready to take the next step in their career. You'll join a close-knit, technically strong local team, while working hand in hand with ARX's international offices, giving you direct access to world-class experts and the chance to contribute to projects around the globe.

Position Responsibilities:

As a Lead Design Engineer, you will provide structural and geotechnical design and construction assistance to contractors and clients delivering road, metro rail, water and hydropower projects. You will design, or supervise the design of, a broad range of civil structures, including temporary and permanent linings for mined tunnels, segmental linings for bored tunnels, cross passages, cavern and hydropower stations, station boxes, shafts, cut-and-cover and dive structures, and microtunnelling and pipe jacking works.

Key Duties and Responsibilities

- Coordinate and lead a small team, and supervise and review work undertaken by others
- Undertake, or supervise others undertaking, FEM modelling using software available at ARX (such as Plaxis 2D/3D, FLAC3D, RS2/RS3 and Strand7)
- Carry out design of concrete and steel structures and retaining systems
- Prepare technical, compliance and calculation reports
- Ensure compliance with international and Australian standards, project specifications and Safety in Design processes




- Ensure the proposed solutions and construction sequences are efficient and easy to build
- Prepare clear input for BIM modellers and CAD drafters for graphical output and digital twins
- Review and markup BIM models and/or drawings directly
- Present design documentation clearly to clients and stakeholders, and confidently explain and defend the merits of the design solutions

Qualification Requirements for the Role

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A four-year degree in civil engineering (or an Engineers Australia–recognised equivalent), ideally with a focus on geotechnical, civil and/or structural engineering
- Chartered status (CPEng or equivalent), or eligibility to achieve it within six months
- RPEV (VIC BLA)/RPEQ/NER registration (or eligibility) desirable
- 10+ years of industry experience, preferably in civil infrastructure consulting, with a strong background in structural and geotechnical design of underground works
- Experience in the water and/or hydropower sector is highly regarded

Skill Requirements for the Role

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Strong listening and verbal communication skills, and easiness in interpersonal relations
- Great attention to detail, with the ability to deliver high-quality results within time constraints
- Ability to work cooperatively with clients, project managers, design managers, design leads, consultants and sub-consultants to achieve project and scope objectives




- Proactive participation in value engineering workshops with clients and JV/Alliance partners, helping achieve project goals and showcasing ARX's capabilities
- Excellent time management and a collaborative team player attitude
- A passionate drive to produce outstanding results for clients and the company
- A motivated, energetic approach and willingness to go the extra mile for the team and the project

What ARX offers

-
Flexible working arrangements
- 5 weeks' annual leave per year
- Support towards achieving CPEng
- Exposure to international projects across the ARX Group
- Competitive salary package

Make It Happen with ARX

We are a global network of smart minds in engineering and design, offering comprehensive consulting, project management, and technical services in more than 60 locations in five continents.

What truly sets us apart is our people. We believe the best ideas come from talented individuals working together in a culture of trust, collaboration, and continuous learning.

We're looking for curious explorers, ambitious thinkers and passionate professionals who are eager to contribute to meaningful projects and keep learning every step of the way.

As part of our team, you'll join an international, energetic and supportive environment with opportunities to collaborate across disciplines and borders, take ownership and make a real impact.

Your ideas matter. Your growth matters. Your impact matters.
Join ARX and help build a smarter, more sustainable future.

Sector: Engineering

Role: Engineering / Design Engineering

Will manage other people: Yes

Job type: Permanent contract

📌 Lead Design Engineer (Sydney)
🏢 ARX Group
📍 Sydney