Overview
Senior Land Surveyor Jobs in Riyadh, Saudi Arabia at UNIMAC – United Maintenance and Contracting Company
Title: Senior Land Surveyor
Company: UNIMAC – United Maintenance and Contracting Company
Location: Riyadh, Saudi Arabia
Job Title: Senior Land Surveyor
Report To: Chief Surveyor
Department: Surveying
Work Location: Qiddiya, KSA
Role Overview:
We are seeking a Senior Surveyor with a specialized background in large-scale infrastructure and road construction. The selected candidate will be responsible for primary survey control, precise setting out of road geometries, and managing high-volume earthworks data.
Key Responsibilities:
• Alignment & Setting Out: Oversee the precise layout of road centerlines, curbs, medians, and complex intersections such as roundabouts and interchanges.
• Earthworks & Volumetric: Calculate and verify "cut and fill" quantities, manage topsoil/sub-grade volumes, and provide regular reports to the Project Manager to monitor budget versus actuals.
• Drainage & Utilities: Ensure critical gravity-fed drainage systems and underground utilities are installed to exact design gradients and invert levels.
• Control Networks: Establish and maintain robust primary and secondary geodetic control networks across long-distance project corridors.
• Machine Control Integration: Manage and upload 3D design models (GNSS/GPS) for automated grading equipment such as bulldozers and graders.
• As-Built Documentation: Lead the production of final as-built drawings and compliance tables comparing design versus actual elevations for client handover.
Qualification & Experience Requirements :
- Education: Bachelor’s degree in Geomatics, Surveying Engineering.
- Experience: 10+ years in civil surveying, with at least 5 years specifically on highway or bridge projects.
Required Technical Skills:
• Software: Mastery of AutoCAD Civil 3D, Trimble Business Center (TBC), or Leica Infinity.
• Hardware: Expert-level use of Robotic Total Stations, multi-frequency GNSS/GPS, and digital levels for high-precision vertical control.