Additional Resources Ltd.

Civil Engineer (Drainage & Wastewater)

An exciting opportunity has arisen for a Civil Engineer / Drainage Design Engineerwith 3 years of UK wastewater / drainage design experience to join a leading infrastructure design consultancy delivering practical civil and drainage solutions for water networks and developers.

As a Civil Engineer / Drainage Design Engineer, you will be responsible for creating detailed foul and surface water designs from feasibility to IFC stage, including hydraulic modelling, storage and pumping solutions, and regulatory compliance submissions.

This full-time permanent role offers hybrid working options, a salary range of £30,000 - £45,000 and benefits.

You Will Be Responsible For



* Developing drainage strategies, detailed layouts, and designs for foul and surface water networks, including manholes, rising mains, CSOs, storage tanks, and pumping stations.


* Completing hydraulic modelling and pipe sizing, and producing design notes, calculations, and reports.


* Preparing S104 adoption and S106 connection submissions, managing technical responses through to approval.


* Producing coordinated drawings and BIM models, including plans, long sections, details, and schedules.


* Designing attenuation and storage solutions with consideration for safe access, ventilation, and maintenance.


* Specifying installation methods, assessing buildability, and setting temporary works assumptions.


* Running clash detection and coordinating with highways, structural, MEICA/process, and landscape teams.


* Preparing costed options and value-engineering assessments at feasibility and outline stages.


* Supporting construction through RFIs, compliance checks, and as-built updates.


* Contributing to design risk registers, HAZID/ALARP reviews, and QA/QC procedures.


What We Are Looking For



* Previously worked as a Civil Engineer, Drainage Design Engineer, Drainage Engineer, Wastewater Engineer, Wastewater Design Engineer, Infrastructure Design Engineer, Flood risk Engineer or in a similar role.


* At least 3 years of UK wastewater / drainage design experience.


* HNC/HND or degree in Civil Engineering or a related discipline.




* Familiarity with Design & Construction Guidance (DCG), Sewers for Adoption principles, and relevant British Standards (BS EN 752, BS EN 1610, Building Regulations Part H).


* Knowledge of water company standards and developer services processes (S104, S106, S185).


* Proficiency with AutoCAD, Civil 3D (or similar for long sections), and InfoDrainage/MicroDrainage or InfoWorks ICM.


* Understanding of hydrology, climate-change allowances, exceedance routing, and flood-risk mitigation.


* Familiarity with CDM 2015 and design risk registers.


What's On Offer



* Competitive salary


* Flexible working arrangements


* 25 days annual leave plus birthday off


* Private pension


* On-site parking


This is a fantastic opportunity to join a dynamic consultancy and make a real impact on UK infrastructure projects.

Important Information: We endeavour to process your personal data in a fair and transparent manner.

In applying for this role, Additional Resources will be acting in your best interest and may contact you in relation to the role, either by email, phone or text message.

For more information see our Privacy Policy on our website.

It is important you are aware of your individual rights and the provisions the company has put in place to protect your data.

If you would like further information on the policy or GDPR please contact us.

Additional Resources Ltd is an Employment Business and an Employment Agency as defined within The Conduct of Employment Agencies & Employment Businesses Regulations 2003.




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