Senior Traffic and Detour Engineer (PMC)

About ARX | Smart Minds

ARX is a global network specializing in engineering, design, and architecture, offering 360-degree consulting, project management, and technical services across various sectors including infrastructure, transportation, and urban development. With offices worldwide, ARX combines global expertise with local knowledge to address community needs. The company has expanded its presence into the Middle East, with offices in the UAE and KSA, reinforcing its commitment to engineering excellence in the GCC market.

The Role: Senior Traffic and Detour Engineer (PMC)

ARX | Smart Minds is seeking a Senior Traffic and Detour Engineer (PMC) for a full-time position in Riyadh. This role involves leading the technical review of traffic engineering designs, temporary traffic management plans, and road diversion proposals. The engineer will ensure all submissions comply with project requirements, applicable standards, and road authority regulations, while maintaining safe access and minimizing disruption during construction.

Key Responsibilities

• Review and provide technical recommendations on traffic engineering studies, traffic impact assessments, temporary traffic management plans, and detour designs from consultants and contractors.
• Assess diversion alignments, junction layouts, lane configurations, traffic capacity, construction staging, signage, road markings, barriers, lighting, and provisions for pedestrians and cyclists.
• Verify that proposed arrangements ensure safe access for residents, businesses, public transport, emergency services, and construction activities.
• Review traffic surveys, capacity analyses, modelling assumptions, and operational assessments to evaluate the impacts of proposed diversions.
• Coordinate reviews with highway, utilities, structural, construction, and health and safety teams to resolve design interfaces and constructability issues.
• Liaise with the client, road authorities, traffic police, consultants, and contractors to support permits, approvals, and implementation planning.
• Issue clear, consolidated review comments; track responses and verify closure before recommending acceptance within the PMC's delegated authority.
• Participate in road safety audits and confirm that relevant findings are addressed in revised designs and traffic management proposals.
• Conduct site inspections before and after diversion implementation to verify compliance with reviewed plans and identify required corrective actions.
• Review contractor proposals for changes to approved traffic arrangements and assess their safety, operational, and programme implications.
• Monitor traffic performance during construction and recommend improvements where congestion, access restrictions, or safety concerns arise.
• Prepare technical reports, review registers, progress updates, and recommendations for the PMC management team and client.

Qualifications and Requirements

• Bachelor's degree in Civil Engineering, Transportation Engineering, or a related discipline.
• Minimum of 15 years of relevant experience in traffic engineering, road design, temporary traffic management, and diversion planning.
• Demonstrated experience reviewing traffic and detour designs for major road, infrastructure, or urban development projects.
• Previous experience in a PMC, supervision consultancy, or client representative role.
• Strong knowledge of applicable traffic engineering standards, road safety principles, and local authority approval procedures.
• Experience assessing traffic operations under phased construction and constrained urban conditions.

Working with ARX | Smart Minds

Joining ARX offers the opportunity to collaborate with a forward-thinking and innovative team. The role provides exposure to projects contributing to development in the Middle East and North African regions, alongside avenues for professional growth tailored to career aspirations.