Principal Hydromorphologist / Hydraulic Modeller

Cheshire, Altrincham, UK
Alternate Locations: Altrincham, Leeds, UK

Job Summary

We are looking for an experienced hydromorphologist to join our established hydromorphology/ fluvial geomorphology team in the UK. Based in either Altrincham, Leeds or Birmingham, you would work under the Hydromorphology Team Leader to apply your knowledge of hydromorphology, and in particular hydrological and sediment modelling, to help guide the work undertaken by this growing team; as such you will need to be a proficient modeller. You would work with a range of associated disciplines to cement and grow our position as one of the premier hydromorphology teams in the UK.


AECOM’s UK Hydromorphology team is split over three offices (Altrincham, Leeds and Birmingham) and has been established for over five years; becoming one of the most respected teams in the UK. Our workload is varied and covers a wide range of infrastructure projects (e.g. HS2, Highways England, Network Rail) and river management projects (river restoration, natural flood management (NFM), understanding flood risk attributable to coarse sediment dynamics, weir removal, fish pass design etc, for clients such as water companies, River Trusts, National Trust, Natural England and the Environment Agency (via a number of frameworks)).

We also have strong links to academia, which we wish to build upon into the future.

Current and recent projects:

We have an impressive portfolio of projects throughout the UK. A selection of our current and recent projects includes:

  • Detailed design of the diversion and river restoration of the River Eye (SSSI) as part of the Melton Mowbray Distributor Road project;
  • Detailed design and construction of restoration works on Worsley Brook, Salford to restore a mixed sediment morphology along a highly modified urban watercourse;
  • Design and construction of a pool-riffle-point bar bypass channel on the chalk fed River Beane for Affinity Water;
  • Restoration of a section of the Upper River Lee to re-establish a chalk river morphology in Luton;
  • River restoration and enhancement of floodplain connectivity on the River Cocker at Rogerscale for the West Cumbria Rivers Trust;
  • Naturalisation of the River Lyvennet at Kings Meaburn for the Eden Rivers Trust;
  • Naturalisation of Swindale Beck for RSPB, Environment Agency, Natural England and United Utilities (Winner of the ENDS Environmental Project Award 2017, Winner of the Wild Trout Trust Environment Award 2017);
  • Determination of NFM options for three tributaries to the White Cart Water for the East Renfrewshire Council, and further river restoration design work on the Levern Water;
  • Identification of NFM measures in the Trawden catchment for the Environment Agency;
  • Development of NFM and river restoration opportunities for the Coledale and Newlands Beck, Braithwaite for Natural England;
  • Restoration of the Yorkshire Derwent floodplain for the Environment Agency to provide important fisheries habitat;
  • Creation of floodplain wetland on the River Yarrow for the Environment Agency;
  • Re-meandering of the River Beane at Woodhall Estate for Affinity Water;

Job Responsibilities:

  • The appropriate level of technical expertise is required in order that the Job / Project Accountabilities listed below can be carried out to the necessary standard:
  • Working with staff at Graduate, Senior and Consultant levels to oversee and guide their technical work, especially modelling.
  • Working with a range of internal to develop holistic project solutions;
  • Contributing to WFD assessments and environmental impact assessments, guiding new infrastructure developments to the best environmental outcomes;
  • Consulting with statutory regulators where required, particularly the Environment Agency and Natural England;
  • Maintaining excellent client relationships;
  • Helping the Hydromorphology Team Leader to identify new internal and external clients/opportunities;
  • Helping the Hydromorphology Team Leader to recruit talented individuals to grow the team, as required;
  • Experience of preparing high quality project and framework tenders;
  • Day to day project management;
  • Working with AECOM’s safety systems and preparing/reviewing risk assessments for field work; and
  • Ensuring projects are managed in line with AECOM’s Integrated Management System (IMS).

Minimum Requirements


  • Extensive experience in implementing 1D and 2D hydraulic modelling (including ISIS and TuFlow) for fluvial studies including model build and quality assurance, troubleshooting, baseline and scenario modelling etc.;
  • Experience in sediment transport modelling for fluvial studies;
  • Extensive experience in the interpretation of model results for design functionality/sustainability, erosion and deposition dynamics, flood risk etc.;
  • Excellent knowledge and practice of the following modelling software: Flood Modeller/ISIS, TUFLOW;
  • Proficiency in the use of the following spatial software: ArcGIS and/or QGIS, Map Info;
  • Strong experience supervising, assisting and teaching junior modellers;
  • Extensive experience writing and reviewing technical reports;
  • Strong experience communicating modelling issues and results to technical and non-technical audiences;
  • Good knowledge of hydromorphology, including experience of a range of river types;
  • Experience of a range of projects including river restoration, NFM, weir removal, and infrastructure-related hydromorphological assessment and design;
  • Sound knowledge of sediment transport processes;
  • Experience of high gradient and low gradient systems and coarse and fine sediment dynamics;


Knowledge and practice of the following modelling software: HEC-RAS, Infoworks ICM. Understanding of hydrology principles and experience with hydrological calculations (Flood Estimation Handbook techniques, flow duration curves etc.)

Preferred Qualifications

High quality degree in a relevant field, and ideally a Masters/PhD; and Membership of a related professional institute, ideally with chartered status.

Your benefits will include:

Helping our employees achieve a healthy work-life balance is important to us. If you join AECOM, as well as receiving a competitive salary, you’ll also have the opportunity to explore flexible working arrangements. Core benefits include 25 days’ annual leave, company pension scheme, private medical insurance, life assurance and one paid annual professional institution membership fee. You can also choose from a wide range of flexible benefits to suit your lifestyle.

You’ll also be able to give back to communities with up to two paid CSR days each year. Through our charity, The AECOM Foundation, you can volunteer to support children in developing countries. And if you’re a member of the Reserve Forces you’ll receive an additional 15 days paid leave for training commitments.

What We Offer

When you join AECOM, you become part of a company that is pioneering the future . Our teams around the world are involved in some of the most cutting-edge and innovative projects and programs of our time, addressing the big challenges of today and shaping the built environment for generations to come. We ensure a workplace that encourages growth, flexibility and creativity, as well as a company culture that champions inclusion, diversity and overall employee well-being through programs supported by company leadership. Our core values define who we are, how we act and what we aspire to, which comes down to not only delivering a better world , but working to “make amazing happen” in each neighborhood, community and city we touch. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

Job Category: Engineering - Environmental
Business Line: Environment
Business Group: DCS
Country: United Kingdom
Position Status: Full-Time
Requisition/Vacancy No.: 198746BR

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

posted: 22 October 2018     Please mention EARTHWORKS when responding to this advertisement.