Geotechnical Engineer

Job Title: Geotechnical Engineer – HDD (Horizontal Directional Drilling) Specialist Location: London, possibility for hybrid working About the Role We are seeking an experienced Geotechnical Engineer with a specialisation in Horizontal Directional Drilling (HDD) designs to support the planning, design, and delivery of trenchless infrastructure projects across the UK. You will work on high-profile utilities, renewables, transport, and energy sector projects, ensuring safe, efficient, and technically sound HDD design solutions. Key Responsibilities * Conduct geotechnical assessments and interpret ground investigation data to inform HDD feasibility and design. * Produce or review detailed HDD design reports, including bore path alignment, entry/exit angles, pullback calculations, and drilling profiles. * Evaluate geological risks and mitigation strategies related to HDD, including ground stability, fluid loss, and hydrofracture. * Specify and review ground investigation requirements specific to HDD routes. * Collaborate with multidisciplinary teams including civil, structural, environmental, and utility engineers. * Advise on construction methods, drilling techniques, and ground support systems based on ground conditions. * Support tendering processes by providing technical input and value engineering options. * Ensure compliance with UK regulations, including CDM 2015, environmental regulations, and utility standards. * Attend site visits to assess conditions, monitor works, and liaise with contractors and clients. * Prepare and present technical documentation to clients, stakeholders, and regulatory authorities. Essential Skills & Experience * BEng/MEng or MSc in Geotechnical Engineering, Civil Engineering, Engineering Geology, or related discipline. * Proven experience in HDD design and trenchless technology projects (minimum 3–5 years preferred). * Strong knowledge of soil mechanics, rock mechanics, and geotechnical risk assessment. * Familiarity with UK ground conditions, geological mapping, and GI practices. * Experience using design and analysis software such as HoleBASE, PLAXIS, Rocscience suite, or similar. * Understanding of HDD design codes and standards (e.g., UKWIR, ASTM F1962, BS/EN standards). * Excellent written and verbal communication skills. Desirable Qualifications & Attributes * Chartered or working towards Chartered status with ICE or similar professional body (CEng or CGeol). * Experience with utility crossings, river or road HDD projects, or long-distance pipeline schemes. * Knowledge preparing submission to the following bodies, Highways England (CD622), Network Rail (rail assurance process) and Canal & Rivers Trust * Knowledge of environmental considerations, such as bore fluid management and ecological impact. * Site supervision or contractor liaison experience. * CSCS card or ability to obtain. What We Offer * Competitive salary and benefits package * Flexible and hybrid working options * Professional development and chartership support * Opportunity to work on nationally significant infrastructure projects * A collaborative and forward-thinking engineering team Application Process Please submit your CV and a cover letter detailing your HDD project experience and technical expertise. Candidates must have the right to work in the UK