Beyond the model: how technicians turn ideas into buildable infrastructure

When people think about infrastructure projects, they often picture engineers carrying out calculations or contractors building onsite.

Less visible is the role of technicians, who help transform engineering concepts into information that can be coordinated, communicated and ultimately constructed.

As the industry becomes increasingly digital, the role of technicians is changing.

Many of them work extensively with digital tools and 3D models.

But focusing only on software risks overlooking the much broader value that technicians bring to engineering projects.

More than drawings and models

A technician is not simply someone who operates a software modelling package and produces 2D drawings. Their role extends far beyond that.

The most effective technicians understand engineering principles, detailing requirements, construction methodology and project constraints.

They apply professional judgement and practical experience alongside digital skills.

The software may change over time, but those underlying capabilities remain essential.

The value technicians bring

Throughout my career in bridge engineering, I have seen how technicians add value in many ways.

During the development of a bridge model, for example, technicians often identify details that may not have been fully considered during the initial design stages.

Questions about access, constructability, maintenance requirements or coordination with other disciplines frequently emerge as the model develops.

These conversations improve project outcomes.

A bridge within the project team

Technicians also act as an important link between different members of the project team.

They often work closely with structural engineers, civil engineers, architects, contractors and clients, helping to ensure that information is consistent and coordinated.

In many respects, technicians sit at the centre of information flow within a project.

This position provides a unique perspective. Technicians see how decisions made by one discipline can affect others and can help identify practical solutions before issues reach site.

The ability to bridge these gaps is one of the profession's greatest strengths.

Why experience still matters

Technology continues to reshape the construction industry, and that trend is unlikely to slow down.

Digital twins, automation, and increasingly sophisticated modelling platforms are already influencing how projects are delivered. These technologies will undoubtedly become more important in the years ahead.

Yet technology alone cannot replace experience.

The judgement required to determine whether information is practical, buildable, and coordinated still relies heavily on professional knowledge.

Understanding why a detail works, identifying potential construction challenges and drawing on lessons learned from previous projects remain valuable skills.

Many of these capabilities are developed through exposure to a wide variety of project activities.

That is why it is important that technicians continue to have opportunities beyond modelling and drawing production.

Site visits, coordination meetings, engagement with contractors and early involvement in design discussions all contribute to professional development.

These experiences help create well-rounded technical professionals who can contribute throughout project delivery.

Technician routes aren’t always well understood

Technician roles are not always well understood by those considering careers in engineering.

Many successful engineers begin their careers through technician or apprenticeship pathways.

As their careers progress, some move into engineering, design or management roles because that is where their interests and ambitions lie.

While this is a positive reflection of the opportunities available within the industry, it can also create a gap within the technician workforce.

Organisations may find it increasingly difficult to recruit and develop replacements with the same practical knowledge, coordination skills and technical understanding.

This makes it even more important to promote technician careers as valuable and rewarding professions.

The objective is not simply to develop experts in a particular software platform. It's to support the development of technical professionals who understand engineering, coordination, communication and construction.

These skills will remain important regardless of how technology evolves, and they will continue to underpin the technician profession in the future.

Engineering first, technology enabled

The future technician will increasingly work with digital tools and emerging technologies. However, technology should support engineering knowledge, not replace it

Effective technicians combine digital skills with engineering understanding and professional judgement to deliver practical, coordinated and buildable solutions.

As the industry evolves, strong engineering foundations must remain at the heart of the technician profession.

Support the next generation by showing them what’s possible

If we want to attract and develop the next generation, we must continue to showcase the variety, challenge and value that technician careers can offer. All while ensuring that engineering knowledge remains at the heart of professional development.

If you’re a technician, apprentice, engineer or employer, take the opportunity to promote the profession and share the diverse roles technicians play within infrastructure projects.

By raising awareness and supporting development pathways, we can help ensure that future generations continue to bring the skills, knowledge and practical understanding that our industry depends on.