Senior Hydrologist

Start here. Grow here.

Are you ready to join a team of hydrologists and shape the future of the Water Industry

Join our dynamic and multidisciplinary Water Team as a Senior Hydrologist. You can be based in one of our UK offices whilst also taking advantage of our flexible hybrid working model.

You will be a key player in delivering impactful water projects across the UK and internationally. You will lead hydrological assessments that inform flood risk management major infrastructure planning water resources strategy and environmental permitting.

Heres what youll do

• Produce flood hydrological assessments which are assisting the design of flood alleviation schemes flood risk assessments or the preparation of Environment Agency flood maps.
• Apply industry standard guidance (FEH) to derive flood flows estimations for a range of catchment types throughout England.
• Produce high quality technical reports.
• Use GIS tools (ArcGIS Pro QGIS) to support your work.
• Technically review hydrological assessments produced within AECOM.
• Build relationships with clients and across other technical disciplines.
• Keep up-to-date with developments in methodologies and guidelines that may affect our services and share them with the team.
• Be an active member of our national community of hydrologists and hydraulic modellers.

Being part of the team;

We are a growing team who service a wide variety of clients which will be at your fingertips to explore.

Our current clients in the UK vary from local government water companies and private developers. We also have large contracts for Middle Eastern clients where you could be working on some of the most ambitious projects in the world. Example projects / frameworks are:

• Nationally Significant Infrastructure schemes where detailed flood modelling is needed to robustly inform the flood risk assessments.
• Great Grid Partnership which is enabling the UKs energy transition and comprises of 17 major onshore and offshore projects.
• Environment Agency Mapping and Modelling Framework delivering national catchment and local scale flood risk mapping and modelling to support the EAs obligations to its customers.
• Thames Water Professional Services Framework covering the multidisciplinary services engineering services and environmental services.
• Severn Trent Water Design Services Framework supporting the construction of major schemes.
• Southern Water Strategic Delivery Partner supporting Kier in the delivery of non-infrastructure water and wastewater projects.
• Wessex Water Capital Delivery Framework which comprises projects from optioneering to detailed design including environmental investigations.

If youre passionate about innovation and turning bold ideas into reality AECOM welcomes you. Join our team where we dont just construct infrastructure but also uplift communities and enhance lives. Why not give our AECOM Water page on LinkedIn a follow to stay updated on the impactful projects were working on and see firsthand the difference were making in the industry!

Come grow with us.

Become part of our dynamic Water business which boasts around 700 experts across the UK & Ireland. Collaborate with top-tier engineers and consultants to deliver a variety of captivating projects from small initiatives to large-scale ventures all the way from concept to completion.

At AECOM youll thrive in an inclusive and forward-thinking environment where your contributions are valued - and lets not forget about the perks! Youll enjoy a range of core and personalised benefits designed to support your future and well-being customised to fit your lifestyle. Take advantage of career development opportunities technical practice networks AECOM University volunteering days and our flexible hybrid working model to ensure a work-life balance that suits your lifestyle. We recognise that everyones circumstances are different so were happy to discuss part-time or flexible working arrangements that suit you.

Why Join Us:

• Be part of a dynamic team that tackles challenging and impactful water projects.
• Work alongside industry-leading professionals and thought leaders.
• Engage in a collaborative and inclusive work environment.
• Access to continuous learning and development opportunities.
• Competitive salary and comprehensive benefits package.
• Enjoy the flexibility to work in a way that fits your lifestyle while supporting a healthy worklife balance.

Qualifications :

Ready to push the limits of whats possible

Heres what were looking for:

• Evidence of experience in the estimation of flood flows using FEH and REFH2.
• Deep understanding of statistical hydrological analysis.
• Demonstration of working with hydraulic modellers to calibrate hydraulic models.
• Experience in rating reviews.  
• Bachelors degree (or equivalent) in Civil Engineering or other relevant discipline
• Working towards being a Chartered member of ICE or CIWEM
• Strong GIS skills using QGIS ArcGIS and / or MapInfo.
• Practical knowledge of scripting programmes such as R Python Anaconda Ruby would be advantageous.
• Low-flow analysis studies for WINEP projects would be advantageous.

You will also be self-motivated with an ability to work both autonomously where required with a strong sense of commitment a willingness to learn and a desire to work in a dynamic deadline driven team environment.

At AECOM we believe in creating a better world through innovative and sustainable solutions. If you share our vision and are ready to make a difference in the nuclear industry we want to hear from you.

Additional Information :

Application Support

We celebrate diversity including neurodiversity and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation to complete the application process please contact us at At AECOM we value everyones unique contributions and perspectives.

If you meet some of the requirements above or have transferable skills you believe would benefit us we would be delighted to hear from you!

At AECOM we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is the worlds trusted infrastructure consulting firm delivering professional services throughout the project lifecycle from advisory planning design and engineering to program and construction management. On projects spanning transportation buildings water new energy and the environment our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise a culture of equity diversity and inclusion and a commitment to environmental social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether youre working from an AECOM office remote location or at a client site you will be working in a dynamic environment where your integrity entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace where we invite everyone to bring their whole selves to work using their unique talents backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation benefits and well-being programs to meet the diverse needs of our employees and their families. Were the worlds trusted global infrastructure firm and were in this together your growth and success are ours too.

Join us and youll get all the benefits of being a part of a global publicly traded firm access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer we believe in each persons potential and well help you reach yours.

We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition who meet the minimum/essential criteria for the role. Please let us know using this email address   if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.

Remote Work :

No

Employment Type :

Full-time