Senior Traffic & Detour Engineer (PMC)

About the role

ARX is expanding in the Middle East and seeks a Senior Traffic and Detour Engineer for its Riyadh project. The role leads the PMC's technical review of traffic engineering designs, temporary traffic management plans, and road diversion proposals to ensure safety, compliance, and minimal disruption.

Key responsibilities

• Review and provide technical recommendations on traffic engineering studies, impact assessments, temporary traffic management plans, and detour designs submitted by consultants and contractors.
• Assess diversion alignments, junction layouts, lane configurations, traffic capacity, construction staging, signage, road markings, barriers, lighting, and pedestrian/cyclist provisions.
• Verify that proposed arrangements maintain safe access for residents, businesses, public transport, emergency services, and construction activities.
• Coordinate reviews with highway, utilities, structural, construction, and health‑and‑safety teams to resolve design interfaces and constructability issues.
• Liaise with clients, road authorities, traffic police, consultants, and contractors to support permits, approvals, and implementation planning.
• Conduct site inspections before and after diversion implementation to verify compliance and identify corrective actions.

Required profile

• Bachelor's degree in Civil Engineering, Transportation Engineering, or a related discipline.
• Minimum 15 years of experience in traffic engineering, road design, temporary traffic management, and diversion planning.
• Previous experience in a PMC, supervision consultancy, or client‑representative role.
• Professional engineering registration or chartered status preferred; regional experience and familiarity with local road authority requirements are a plus.

Required skills

• Strong knowledge of traffic engineering standards and road safety principles.
• Temporary traffic management planning and detour design review.
• Traffic impact assessment and capacity analysis.
• Traffic modelling and operational assessment under phased construction.
• Understanding of local authority approval procedures.

What we offer

• Opportunity to collaborate with a forward‑thinking, innovative team on cutting‑edge projects in the Middle East and North Africa.
• Personalized professional growth and development pathways tailored to career aspirations.
• Exposure to high‑impact infrastructure projects driving regional development.