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Principal Civil Engineer – Wastewater Networks | UK locations

Location: Multiple locations across the UK
Salary: up to £65,000 + 25 days holiday + bank holidays + excellent benefits + career development opportunities

Ever wanted to lead projects that protect communities and leave a lasting legacy? Ready to take your civil engineering career to Principal level while driving real-world impact?

Our client, a top-tier consultancy, is delivering strategic wastewater infrastructure across the UK — and they’re looking for a Principal Civil Engineer to lead, mentor, and innovate.

What You’ll Do

Lead the design and delivery of wastewater network solutions
Provide technical guidance to project teams and partners
Review and approve reports, drawings, and specifications
Collaborate with clients to ensure project success
Mentor engineers and shape the future of your discipline
Drive innovation, efficiency, and continuous improvement

 Who You Are

You’re a seasoned civil engineer who thrives on responsibility and impact. You bring:

Chartered status (ICE or equivalent)
Proven experience in wastewater network design
Strong communication and organisational skills
A collaborative mindset and passion for mentoring others
Proficiency in relevant software and design standards

 About the Company

Our client is a leading consultancy delivering sustainable water infrastructure with a focus on innovation and community impact. Here, your work doesn’t just deliver projects — it shapes the future of water networks across the UK.

Ready to Lead?

Do you want to mentor the next generation of engineers, drive innovation, and deliver projects that matter? Click “Apply Now” or contact  for a confidential chat.

Lead. Mentor. Innovate. Build wastewater networks that protect communities for generations.

Similar job titles: Principal Civil Engineer – Water / Wastewater, Lead Civil Engineer – Water Industry, Senior Civil Engineer – Water, Civil Design Lead – Water Projects, Principal Engineer (Civil– Water Infrastructure, Principal Design Engineer – Civil (Water Sector), Principal Civil Design Engineer – Utilities

Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of age, disability, gender, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation