Geothermal Systems Engineer

Main Purpose

We are seeking a passionate and driven Geothermal Systems Engineer to join our small, dynamic team dedicated to designing low‑carbon geo‑energy structures adopting our USP, the Hiperpile. This role focuses on the development of Hiperenergy solutions and the integration of Hiper systems into a variety of applications including residential and commercial buildings, heat networks, data centres as well as large‑scale infrastructure projects.

Our work covers the disciplines of deep foundation and MEP design, installation and maintenance so a systems‑thinking mindset and a willingness to engage with multidisciplinary challenges are essential. This position is ideal for an Engineer with 3–4 years of experience in geotechnical or energy engineering, and a strong interest in sustainability and innovation.

• Design & optioneering of sustainable, geotechnical systems with a focus on low‑carbon solutions.
• Assessment of the thermal potential of geo‑energy structures.
• Integration of energy geo‑structures into the wider MEP strategy.
• Estimating compilation, bid submission and work winning support for geo‑energy structures including the ground side energy system.
• Completion of whole‑life carbon calculations for thermal systems and components.
• Conduct whole‑life operational cost assessments.
• Attend client meetings and deliver technical presentations.

• Bachelor’s degree in Engineering (Geotechnical, Structural, Chemical, Energy, or related field).
• Minimum of 3 years’ relevant experience in geotechnical, structural, energy, or MEP engineering.
• Comprehensive use of Microsoft Office packages.
• Excellent communication and presentation skills.
• Passion for sustainability and innovative engineering solutions.

• Familiarity with finite element modelling (FEM) software is highly desirable.
• Strong interest in achieving professional engineering qualifications (e.g. CEng).

• Design of ground source‑based heating / cooling systems (ground side).
• Thermal borehole design.
• Thermal pile design.

• Geotechnical and/or pile design.
• MEP system design.
• Heat network design.
• Heat pump selection and design.
• Site experience of MEP / Heat pump installation.

We advocate for difference and champion diversity to foster an inclusive environment that allows our people to bring their true selves to their work every day and enable our people to thrive by promoting health and preventing harm. Keltbray welcomes everyone who shares our values, regardless of their age, belief, disability, ethnicity, gender identity, maternity status, marital status, pregnancy, religion, sex or sexual orientation.