Senior Process Engineer

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

Overview

In this role you lead process design for UK water and wastewater projects, from outline to detailed design, with construction and commissioning support. You will work within a cross-functional team under the MMB umbrella to deliver high-impact solutions aligned with net-zero and whole-life cost objectives. You’ll engage with clients and mentor junior engineers, shaping projects that protect water resources and improve communities. A core hook is contributing to a major AMP8 framework that targets large-scale infrastructure gains and spill reduction.

Pay / Benefits

  • MMB match pension contributions between 4.5% and 7%
  • annual bonus schemes
  • subscription costs for professional institutions
  • 33 days holiday plus buy/sell/carry over
  • Life Assurance / Private Medical Insurance / Critical Illness Insurance
  • flexible working arrangements

Responsibilities

  • Lead development of process design deliverables such as process models, mass balances and control philosophies
  • Provide technical assurance of designs and ensure compliance with standards
  • Identify opportunities for innovation to meet whole-life cost and net-zero drivers
  • Collaborate with commercial, operational and construction teams to deliver practical, safe solutions
  • Engage with the client and maintain a one-team approach to achieving project aims
  • Support the development of the process engineering team through mentoring and resource planning
  • Oversee process design from outline through detailed design, with construction/commissioning support

Key requirements

  • Degree in Chemical or Process Engineering
  • Chartered or incorporated member of a professional institution (e.g., ICE, IMechE) or equivalent experience
  • Effective communication with team members and stakeholders
  • Methodical problem-solving approach
  • Valid driving licence and willingness to travel across the operational region
  • Water/wastewater experience
  • Effective communication
  • Collaboration and teamwork
  • Problem-solving
  • Process design
  • Process models
  • Mass balances

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Posted: September 30th, 2026