Senior Process Engineer

Company: Mott MacDonald Bentley
Apply for the Senior Process Engineer
Location: Newport
Job Description:

Overview

In this role you will lead the process design for a programme of water industry projects from outline through detailed design, and provide commissioning support during delivery. You will work within a growing Welsh water framework, shaping solutions and ensuring compliance with standards. You’ll develop process models, mentor junior engineers, and identify opportunities to improve whole-life costs and net-zero outcomes. This is a long-term, career-building opportunity in a collaborative, design-led environment.

Pay / Benefits

  • pension match (4.5%–7%)
  • annual bonus schemes
  • professional subscription costs covered
  • 33 days holiday including holidays
  • Private Medical Insurance
  • Life Assurance

Responsibilities

  • Lead development of process design deliverables (process models, mass balances, control philosophies)
  • Provide technical assurance of others’ process designs and ensure compliance with client standards
  • Identify opportunities for innovation to meet whole-life cost and net-zero drivers
  • Analyse site performance and identify risks to project delivery; develop mitigation
  • Challenge process selection and delivery to ensure value solutions for clients
  • Support and mentor junior engineers; assist in resource planning
  • Engage with clients, specialists, and project teams to defend solutions and gain input

Key requirements

  • Chemical Engineering or relevant Process Engineering degree
  • Experience in water and/or wastewater unit processes and wastewater project design
  • Chartered status desirable
  • Experience with HAZOP studies advantageous
  • Strong clean water non-infrastructure experience
  • coaching and mentoring
  • collaboration and teamwork
  • strong communication and stakeholder engagement
  • process design
  • process models
  • mass balances

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Posted: October 12th, 2026