Senior Process Engineer- Water

Company: Arup
Apply for the Senior Process Engineer- Water
Location: Leeds
Job Description:

Overview

As a Senior Process Engineer at Arup, you will lead multidisciplinary teams to design and optimize water treatment processes for potable water, wastewater and biosolids. You’ll work across project lifecycles from concept to detailed design, ensuring deliverables meet timelines and budget. You’ll apply digital tools and safety standards in highly regulated settings, shaping sustainable solutions for energy, water and resource projects. This role offers impact through mentoring, global collaboration and advancing Arup’s mission to improve world systems.

Pay / Benefits

  • Private medical insurance
  • Life assurance
  • Accident insurance
  • Income protection
  • Profit Share
  • flexible benefits

Responsibilities

  • Lead multidisciplinary project teams and coordinate work across disciplines
  • Develop mass and energy balances, process data sheets and control philosophies
  • Prepare feasibility studies, operational and capital cost analyses
  • Create PID diagrams, plant layouts (GA) and energy/mass balances
  • Contribute to HAZOP studies and ensure safety/regulatory compliance
  • Develop fee proposals and feasibility reports
  • Mentor engineers and support early-career staff
  • Apply digital design tools and current software in process engineering

Key requirements

  • Experience leading process engineering teams in the water sector
  • Design experience across potable water, wastewater and biosolids technologies
  • Knowledge of HazOp, DSEAR, COMAH, SIL and hazardous gas handling
  • Ability to work across project lifecycle from concept to detailed design
  • Proficiency with Biowin/GPS-X modelling software
  • Experience in developing energy and mass balances, plant layouts and GA
  • Feasibility studies and capital cost estimation
  • Line management and mentoring responsibilities
  • Collaborative mindset
  • Strong communication and stakeholder management
  • Problem-solving with practical implementation perspective
  • Biowin/GPS-X modelling
  • HAZOP facilitation
  • Process design for fixed and suspended growth systems

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Posted: October 1st, 2026