Wastewater Networks Technical Specialist – Principal

Southern Water

. Analyse wastewater catchment performance .

Posted 9/23/2026full-timeUnited KingdomLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in wastewater engineering and modelling, with a strong focus on analytical tools and technical design for storm overflow programmes. Capable of providing technical authority and guiding programme direction while ensuring robust interventions are delivered.

Highest-signal resume keywords

Wastewater EngineeringHydraulic ModellingData Analytical SkillsInfoWorks ICMSQL

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Analytical ToolsModellingTechnical DesignIntervention Performance MonitoringScenario Modelling

Soft Skills

Ability to ChallengeInfluencing Decisions

Tools & Technologies

RGIS

Certifications & Qualifications

Degree-Level Technical Qualifications (BEng/MSc)Criminal Record Check (DBS)

Industry Keywords

AMP8 InterventionsStorm Overflow ProgrammeTechnical AssurancePR24 AssumptionsUK Water Industry

Tech Stack

Tools & technologies

SQL

About the role

Key responsibilities & impact

Analyse wastewater catchment performance
Model scenarios and propose and review technical solutions
Monitor intervention performance
Contribute to the technical design and assurance of the storm overflow programme
Provide technical input, options, challenge, steer and governance for AMP8 interventions
Undertake technical assurance of storm overflow programme benefits
Design monitoring programmes and conduct modelling and analysis
Measure intervention benefits and support justification of PR24 assumptions for approximately £2 billion investment
Support innovative analytical approaches with the Technical Lead and thought leaders across Southern Water, academia, the UK water industry and supply chain
At Principal level, provide technical authority, guide programme direction and influence decisions
At Specialist level, contribute wastewater engineering/modelling expertise

Requirements

What you’ll need

Strong technical bias, ideally engineering
Experience using analytical tools/packages including InfoWorks ICM, SQL, R and GIS
Superior data analytical skills
Hydraulic modelling experience highly desirable
Ability to challenge colleagues and the supply chain to ensure robust interventions are designed and delivered
Degree-level technical qualifications (BEng/MSc) in engineering or equivalent experience
Evidence of identity and eligibility to work in the UK
Criminal record check (DBS)
Verification of employment and/or education history for the past three years
Successful completion of pre-employment checks and security vetting

Benefits

Comp & perks

Hybrid working – office, site and home based
Permanent employment
37 hours, Monday to Friday
Opportunity to join Southern Water's Clean Rivers & Seas Task Force
Opportunity to contribute to a £7.8bn planned investment programme for 2025–30
Diverse and inclusive workplace
Reasonable adjustments during the recruitment process