Geotechnical Engineer

Position: Geotechnical Engineer (Permanent, Contract)
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 hydro fracture.

* 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