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Principal Process Engineer in Croydon

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Job Description

Principal Process Engineer


Water & Waste Sector

UK locations: Croydon, Exeter, Swindon (Hybrid)

Salary: £60,000 - £70,000

Full-time | Permanent | 37.5 hours


The Opportunity


We’re looking for a Principal Process Engineer to take a leading role in delivering innovative water and wastewater projects that genuinely make a difference. You’ll work at the forefront of sustainable infrastructure, leading multidisciplinary design teams while mentoring and developing the next of engineers.


What You’ll Be Doing


  • Leading process design on single and multi-disciplinary projects
  • Providing technical leadership and driving best-practice solutions
  • Delivering outline and detailed process designs for water and wastewater schemes
  • Undertaking site and process surveys of existing assets
  • Reviewing and checking designs produced by others
  • Managing client and stakeholder relationships
  • Supporting and line-managing developing engineers


What We’re Looking For


Essential:


  • Significant experience in process engineering within the water & waste sector
  • Strong knowledge of treatment processes, standards, and regulations
  • Experience in outline and detailed process design
  • Excellent communication and leadership skills
  • Degree (BEng/MEng) in Chemical Engineering or related discipline
  • Chartered Engineer (CEng) or working towards


Desirable:


  • ATEX/DSEAR and HAZOP experience
  • CAD/BIM knowledge
  • Full UK driving licence


Why Join?


  • Lead high-impact projects that support sustainability and climate resilience
  • Hybrid working and flexible arrangements
  • Clear progression and strong professional development support
  • Collaborative, people-first culture
  • Competitive benefits alongside a salary up to £70k

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.

Principal Process Engineer in Croydon

Croydon, UK
Full time

Published on 02/07/2026

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