Tunnel Engineer (TBM Survey Engineer)

Parsons Corporation

Parsons is looking for an experienced and talented Tunnels Engineer (TBM Survey) to join our construction supervision team! In this role, you will assist the Resident Engineer - Tunnels in supervising and reviewing survey works related to TBM tunnel construction works, ensuring compliance with design specifications, safety standards, and project timelines

What You'll Be Doing:

• Assist the Resident Engineer in supervising the construction of tunnels, underground structures, and associated works.
• Monitor and oversee the TBM aspects of tunnel construction activities, ensuring execution aligns with approved project plans, specifications, and safety standards.
• Collaborate with other engineers and members of the construction supervision team to ensure seamless coordination of activities.
• Monitoring tunneling survey from the start, Review the traverse calculation to lower the Tunnel Center to the station
• Review Alignments calculation & Position as per the software provided with the machine to define the machine advance within the allowable tolerance.
• Verify the roll in machine if happened.
• Supervise 3D measurement for Tunnel Alignments before and after each Tunnel as well for TBM's Breaking In & Out.
• Define through survey information the critical zones nearby each Annex for special rings to be installed.
• Review the setting out for movement point and its relevant tolerance for Tunnel fixation during the cutting process to start NATM Tunnels to connect the Annexes
• Supervise and approve the 3D measurement / survey for Moulds & Segments during production.
• Review the calculations given to the machine to extend the target laser to ensure the TBM alignments.
• Review shop drawings, design proposals, method statements, and correspondence related to tunnel works, and prepare responses for the Resident Engineer's review.
• Provide on-site technical assistance and guidance to construction teams to ensure compliance with quality and safety objectives.
• Coordinate with design engineers to resolve structural issues encountered during construction.
• Maintain accurate and detailed daily diaries and reports prepared by inspectors.
• Work closely with contractor engineers to manage scheduling, resource allocation, and progress tracking for tunnel construction.
• Supervise and guide inspectors and surveyors to ensure quality and compliance with project requirements.
• Convene and lead meetings with service authorities, contractors, subcontractors, and other stakeholders to address construction-related issues.
• Ensure accuracy and completeness of construction records, including as-built documentation.
• Oversee the implementation of safety procedures specific to tunneling works and ensure adherence to project safety goals.
• Prepare or assist in the preparation of weekly and monthly progress reports for the Resident Engineer.
• Provide on-site direction and assist the Resident Engineer in issuing site instructions related to tunnel works and associated items.
• Verify and measure completed work, record progress, and assist the Resident Engineer in comparing progress against the project schedule.
• Ensure the correctness and completeness of as-built drawings and oversee the handover of tunnel works to respective service authorities.
• Analyze engineering drawings, plans, and specifications to ensure they meet project requirements and resolve any discrepancies during construction.
• Ensure construction quality and adherence to engineering standards, safety regulations, and contractual requirements

What Required Skills You'll Bring:

• Bachelor s degree in Civil or Structural Engineering from an accredited university is required.
• Minimum Five (5) to (10) years of experience in supervising tunnel construction, particularly in mbetro rail or large-scale infrastructure projects.
• Strong understanding of Tunnel Boring Machine, operations and related works to tunnels and underground works.
• Experience of Monitoring tunneling survey from the start, Review the traverse calculation to lower the Tunnel Center to the station
• Experience of Reviewing Alignments calculation & Position as per the software provided with the machine.
• Experience of reviewing calculations and inspecting 3D measurements for Tunnel Alignments, setting out for movement point, 3D measurement / survey for Moulds & Segments.
• Ability to review and justify material submissions, analyze laboratory and technical reports, and ensure compliance with project specifications through acceptance sampling plans, testing, and quality measures.
• Proficiency in utilizing computer technology to access data, maintain records, generate reports, and use project-specific engineering and construction-relevant software.
• Excellent written and verbal communication skills in English, with strong technical writing capabilities.
• Working knowledge of construction sequences, methods, and standard work procedures in the tunneling industry.
• Experience working on large metro rail projects with tunnel sections is highly desirable.
• Familiarity with local, state, and federal regulations related to tunnel construction and infrastructure projects.
• Knowledge of safety regulations and best practices in tunnel construction.

What Desired Skills You'll Bring:

• Strong verbal and written communication skills for effective collaboration with engineers, contractors, and stakeholders.
• Engineering consultancy experience within UAE/GCC is preferable.
• Ability to quickly identify and address construction challenges, discrepancies, and unforeseen issues.
• Commitment to safe work practices and promoting a safety-first culture on-site.