Highways & Traffic Engineer

Overview

As a Highways & Traffic Engineer in Cardiff, you will help design and deliver traffic engineering and urban realm schemes that improve safety and livability. You’ll work within the Cardiff Streets team on a range of projects from feasibility to detailed design, collaborating with multidisciplinary colleagues and clients. Your work supports safer, more sustainable transport networks across local authorities and regional bodies. This role offers hands-on project delivery, mentorship, and opportunities to shape public spaces in South Wales.

Pay / Benefits

• hybrid working model
• career development opportunities
• AECOM University
• volunteering days
• well-being programs
• flexible benefits

Responsibilities

• Develop preliminary and detailed designs for traffic engineering, streetscape, and local highway schemes
• Prepare high-quality technical outputs including drawings, reports, and specifications
• Ensure designs meet relevant standards, regulations, and client expectations
• Collaborate with engineers, planners, and technicians across AECOM’s business lines
• Support and mentor team members, helping to delegate and coordinate tasks
• Deliver work to agreed timescales, budgets, and quality standards
• Promote and apply Health & Safety best practices, including CDM responsibilities
• Provide regular updates to the Principal Engineer or Project Manager on project progress

Key requirements

• Experience in developing feasibility, preliminary, and detailed designs for local roads and traffic schemes
• Familiarity with alignment, drainage, pavements, road restraint systems, signage, and markings
• Knowledge of cycling infrastructure, traffic calming, junction design, and footway/carriageway improvements
• Understanding of TSRGD, Manual for Streets, DMRB, and Traffic Signs Manual
• Awareness of Health & Safety and CDM regulations
• Proficiency in AutoCAD and Microsoft Office
• Proactive
• Strong communication
• Collaborative mindset
• AutoCAD
• Traffic engineering design
• Streetscape and urban realm design

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