Surveyor – Microtunnelling Projects

About the role

JGL is seeking an experienced Surveyor to support major microtunnelling and pipeline installation projects across the Middle East. The role involves providing accurate surveying support throughout all phases of microtunnelling operations, ensuring works meet design specifications and industry best practices.

Key responsibilities

• Carry out all surveys to control the position, line and level of microtunnelling drives, shafts, reception shafts, and associated pipeline installation works.
• Establish, manage, and transfer survey control networks throughout microtunnelling operations.
• Maintain tunnel survey control using high‑precision survey equipment and transfer control between launch shafts, reception shafts, and intermediate access points.
• Prepare survey documentation, reports, drawings, graphical displays, and as‑built records for submission and review.
• Advance and maintain survey control throughout shaft construction, microtunnelling drives, and pipeline installation activities, including the installation and verification of survey control points.
• Monitor and verify tunnel alignment using guidance systems and surveying software, producing daily reports and alignment checks.
• Set out shafts, jacking frames, thrust walls, pipe installation works, and associated civil engineering structures whilst liaising with engineers and construction teams.
• Carry out as‑built surveys, deformation monitoring, settlement monitoring, and verification surveys as required by the project.
• Implement processes for storing, managing, and retrieving survey data to support construction, quality control, and design verification.
• Develop and document quality assurance checks and survey control verification procedures.
• Supervise assistant surveyors where required.

Required profile

• Experienced Surveyor with background in microtunnelling and pipeline installation projects.
• Ability to work closely with project managers, site engineers, tunnelling teams and clients.
• Capability to supervise assistant surveyors.

Required skills

• Use of high‑precision survey equipment.
• Starnet least squares network adjustment software.
• Industry‑standard survey processing software.
• Survey control network establishment and management.
• Guidance systems and surveying software for tunnel alignment.