Senior / Principal Mechanical Engineer - Water in London
Senior / Principal Mechanical Engineer - Water

Senior / Principal Mechanical Engineer - Water in London

London Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead innovative mechanical design projects in the Water sector and mentor junior engineers.
  • Company: Join a forward-thinking engineering firm transforming UK infrastructure.
  • Benefits: Flexible working, competitive salary, and professional development opportunities.
  • Why this job: Make a real impact on landmark engineering projects while growing your career.
  • Qualifications: Degree in Mechanical Engineering and experience in multi-disciplinary design environments.
  • Other info: Collaborative team culture with diverse perspectives driving success.

The predicted salary is between 43200 - 72000 £ per year.

Are you a Mechanical Engineer driven by the ambition to make a real difference? Are you ready to play a pivotal role in some of the UK's most innovative and future-shaping engineering projects? We are seeking an energetic and highly experienced Senior/Principal Mechanical Engineer to join our Design & Advanced Technology (D&AT) team. You'll work within a talented, multi-disciplinary environment delivering cutting-edge, high-impact programmes for major Water sector clients, including United Utilities, Yorkshire Water, Scottish Water, Northern Ireland Water, and several other regional water authorities.

This role places you at the forefront of essential UK infrastructure transformation, with opportunities to contribute to landmark engineering projects both at home and overseas. You'll be part of a collaborative and inclusive team where every voice matters and diverse perspectives drive successful outcomes.

We also recognise that people have different priorities. That's why we provide a flexible, supportive environment designed to help you thrive—professionally and personally. This includes hybrid working, with three days per week in one of our offices located in Belfast, Edinburgh, Glasgow, Leeds, Manchester, or Newcastle.

Your Role

This position offers a challenging and rewarding opportunity to apply your technical expertise while further developing your career. As a Senior/Principal Mechanical Engineer, your responsibilities will include:

  • Leading or coordinating a team of Mechanical Engineers to deliver high-quality technical design on complex, multi-disciplinary projects, including pumping systems and water/wastewater treatment designs.
  • Producing and reviewing design reports, calculations, drawings, and scopes of work.
  • Providing expert technical input on mechanical components of major projects and supporting project managers in meeting time and budget targets.
  • Collaborating closely with internal teams and clients, as well as engaging with operational and service-based activities.
  • Mentoring and developing junior and early-career engineers.
  • Working independently with minimal supervision, applying sound professional judgement to complex challenges.
  • Contributing technical expertise to bid proposals.
  • Supporting integrated design work with UK and international teams.
  • Ensuring all work meets rigorous quality assurance standards, including peer-review responsibilities.

About You

We are looking for someone who meets most—but not necessarily all—of the criteria below:

  • Degree in Mechanical Engineering or equivalent.
  • Chartered or Incorporated Mechanical Engineer.
  • Demonstrable experience leading mechanical design delivery within a consultancy and multi-disciplinary environment.
  • Ability to take a broad, innovative approach to solving design challenges.
  • Strong technical experience across mechanical equipment such as pumps, blowers, screens, and chemical dosing systems, with solid understanding of UK legislation, design standards, and industry practices.
  • Familiarity with key legislation, including CDM and DSEAR.
  • Proficient in relevant analytical and design software.
  • Experience in the Water sector is advantageous.
  • Strong communicator capable of effectively conveying technical concepts to diverse teams.
  • Self-motivated, proactive, and collaborative, with a strong commitment to shared project success.

If you meet most—but not necessarily all—of the above criteria, we still encourage you to apply. Please submit your CV along with a cover letter outlining your motivation and how your experience aligns with the role.

Rewards & Benefits

Enjoy a comprehensive range of rewards designed to support you throughout every stage of your life and career. Benefits include competitive salary packages, flexible and hybrid working arrangements, professional development opportunities, and a wide selection of wellbeing, financial, and lifestyle options tailored to your needs.

Senior / Principal Mechanical Engineer - Water in London employer: Ceto Talent

Join a forward-thinking company that prioritises innovation and collaboration in the Water sector, offering you the chance to work on transformative engineering projects across the UK. With a strong commitment to employee growth, we provide flexible working arrangements and a supportive environment that values diverse perspectives, ensuring you can thrive both professionally and personally. Our inclusive culture encourages mentorship and development, making it an ideal place for experienced engineers looking to make a meaningful impact.
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Contact Detail:

Ceto Talent Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior / Principal Mechanical Engineer - Water in London

✨Tip Number 1

Network like a pro! Get out there and connect with industry professionals on LinkedIn or at local events. You never know who might have the inside scoop on job openings or can put in a good word for you.

✨Tip Number 2

Prepare for interviews by researching the company and its projects. Show them you’re not just another candidate; demonstrate your passion for their work in the water sector and how you can contribute to their innovative projects.

✨Tip Number 3

Practice your technical skills and be ready to discuss your past projects in detail. Be prepared to explain your design process and how you tackled challenges, especially in mechanical engineering related to water systems.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about joining our team.

We think you need these skills to ace Senior / Principal Mechanical Engineer - Water in London

Mechanical Engineering
Team Leadership
Technical Design
Pumping Systems
Water/Wastewater Treatment Design
Design Reports and Calculations
Project Management
Mentoring
Quality Assurance Standards
Analytical Software Proficiency
Knowledge of UK Legislation
Communication Skills
Problem-Solving
Collaboration

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the role of Senior/Principal Mechanical Engineer. Highlight your experience in mechanical design, especially in the water sector, and showcase any relevant projects you've worked on. We want to see how your skills align with our needs!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to express your motivation for applying and how your background fits the role. Be sure to mention your leadership experience and collaborative spirit, as these are key to our team culture at StudySmarter.

Showcase Your Technical Expertise: In both your CV and cover letter, don’t shy away from showcasing your technical skills. Mention specific mechanical equipment you’ve worked with, like pumps or chemical dosing systems, and any relevant software you’re proficient in. We love seeing that expertise!

Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. Let’s get your journey started!

How to prepare for a job interview at Ceto Talent

✨Know Your Technical Stuff

Make sure you brush up on your mechanical engineering principles, especially those related to water systems. Be ready to discuss your experience with pumps, blowers, and treatment designs, as well as any relevant legislation like CDM and DSEAR.

✨Showcase Your Leadership Skills

Since this role involves leading a team, be prepared to share examples of how you've successfully managed projects or mentored junior engineers. Highlight your collaborative approach and how you’ve contributed to team success in previous roles.

✨Prepare for Scenario Questions

Expect questions that assess your problem-solving abilities. Think of specific challenges you've faced in past projects and how you overcame them. This will demonstrate your innovative thinking and ability to apply sound judgement under pressure.

✨Engage with the Interviewers

Remember, interviews are a two-way street! Prepare thoughtful questions about the company’s projects and culture. This shows your genuine interest in the role and helps you gauge if it’s the right fit for you.

Senior / Principal Mechanical Engineer - Water in London
Ceto Talent
Location: London

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