Principal Hydrologist

AECOM
Cardiff
Workplace: HybridFull timeFunction: Communications, PR & CommunityEducation: bachelorsSkills: ["Communication","Leadership","Problem-solving"]

Senior hydrology role leading hydrological assessments for flood risk, infrastructure planning, water resources strategy, and environmental permitting across UK and international projects. You’ll mentor junior hydrologists, engage with clients, and drive technical excellence within a growing water team.

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AECOM
AECOM
2 months ago

Principal Hydrologist

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Last checked: 8 hours agoStatus: Live
Reposted: similar role first listed 6 months ago

Job Summary

Senior hydrology role leading hydrological assessments for flood risk, infrastructure planning, water resources strategy, and environmental permitting across UK and international projects. You’ll mentor junior hydrologists, engage with clients, and drive technical excellence within a growing water team.
Location: Cardiff
Workplace: Hybrid
Employment Type: Full time
Job Function: Communications, PR & Community

Key Responsibilities

  • •Lead hydrological assessments to support flood risk appraisals, infrastructure design, catchment strategies, and environmental impact assessments.
  • •Provide technical direction on rainfall-runoff modelling, river flow estimation, climate change allowances, and catchment analysis.
  • •Oversee and review hydrological modelling outputs, ensuring quality, accuracy, and compliance with UK regulatory guidance.
  • •Act as technical lead on major frameworks and multidisciplinary projects across transport, energy, water, and development sectors.
  • •Advise clients on flood risk policy, drainage strategy, abstraction licensing, and environmental permitting requirements.

Key Requirements

  • •Degree (BSc/BEng/MSc) in Hydrology, Civil Engineering, Environmental Science, Geography, or a related discipline.
  • •Extensive experience delivering hydrological assessments within consultancy or regulatory environments.
  • •Strong knowledge of UK hydrological guidance (e.g., FEH methods, Flood Estimation Handbook, EA guidance).
  • •Experience with hydrological modelling tools and data analysis software.
  • •Chartered status (CEng, CSci, or CEnv) or working towards chartership.
Experience:Water planningInfrastructureConsultancy
Education:Bachelor's
Skills:CommunicationLeadershipProblem-solving
Languages:English
Tech Stack:Hydrological modellingRainfall-runoffClimate change allowancesDrainage analysis

Company Brief

AECOM
AECOM is a global infrastructure firm providing design, consulting, construction, and management services across transportation, buildings, water, environment, and energy sectors, delivering large-scale projects for public- and private-sector clients worldwide.
Industry: Civil Engineering
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Los Angeles, United States
Founded: 1990
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