Principal Mechanical Engineer - Design

Avove Utilities; Warrington; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

25 days holiday + bank holidays

Company Car/Allowance

Company pension scheme

Life assurance

Private Medical Cover

Avove Discount Scheme

Family friendly policies

Lifestyle benefit options

Financial wellbeing programme

Employee assistance programme (health,

volunteering days

Charity matched giving

Job summary

Avove is seeking a Senior Principal Mechanical Engineer to join our Design team. You will lead delivery of mechanical design solutions across clean water and wastewater projects, providing technical leadership throughout the project lifecycle from concept to construction.

You will mentor engineers, collaborate with clients and construction teams, manage multiple projects, and ensure compliance with health, safety, environmental and industry regulations. A full UK driving licence is required.

Qualifications

• Experience producing and reviewing mechanical designs for complex process plants.
• Strong knowledge of clean water and wastewater treatment processes.
• Ability to develop practical, innovative engineering solutions.
• Experience managing multiple projects from concept to construction.
• Excellent communication and collaborative working skills.
• Full UK driving licence and willingness to travel as required.

Responsibilities

• Lead delivery of innovative, cost-effective mechanical design solutions.
• Manage projects through feasibility, outline, and detailed design stages.
• Provide technical leadership, including reviewing designs, calculations, and reports.
• Collaborate with clients, stakeholders, and construction teams to ensure successful delivery.
• Mentor and develop engineers and technicians within a multidisciplinary team.
• Support bid preparation, project planning, resource management, and budgeting.
• Ensure compliance with health, safety, environmental, and industry regulations.

Skills

Mechanical design

Project management

Communication

Team mentoring

Driving licence

Job description

Due to continued growth across our United Utilities framework, Avove is seeking a Senior Principal Mechanical Engineer to join our growing Design team.

You'll lead the delivery of mechanical design solutions across a range of clean water and wastewater projects, providing technical leadership throughout the project lifecycle. Working within multidisciplinary teams, you'll develop innovative solutions for pumping stations, treatment works, screening systems, chemical dosing, and sludge treatment facilities, ensuring successful project delivery from concept through to construction. This is an excellent opportunity to play a key role in delivering critical water infrastructure projects across the Northwest.

What Will Your Day Look Like

• Lead the delivery of innovative, cost-effective mechanical design solutions.
• Manage projects through feasibility, outline, and detailed design stages.
• Provide technical leadership, including reviewing and approving designs, calculations, and reports.
• Collaborate with clients, stakeholders, and construction teams to ensure successful project delivery.
• Mentor and develop engineers and technicians within a multidisciplinary team.
• Support bid preparation, project planning, resource management, and budget control.
• Ensure compliance with health, safety, environmental, and industry regulations.

About You

• Proven experience producing and reviewing mechanical designs for complex process plant.
• Strong knowledge of clean water and wastewater treatment processes.
• Ability to develop practical, innovative engineering solutions.
• Experience managing multiple projects and delivering designs from concept to construction.
• Excellent communication skills and a collaborative approach to multidisciplinary working.
• Full UK driving licence and willingness to travel as required.

This role is not eligible for sponsorship under the Skilled Worker Visa process. Applicants must therefore have, and maintain, an alternative right to work for the duration of employment.

What’s In It For You

• 25 days holiday plus bank holidays
• Company Car/Allowance
• Company pension scheme
• Life assurance
• Private Medical Cover
• Avove Discount Scheme
• Family friendly policies
• A selection of lifestyle benefit options
• Financial wellbeing programme
• Employee assistance program for health and wellbeing and onsite mental health first aiders to support our colleagues
• We love to give back so we offer you volunteering days in your community and charity matched giving where we will boost your fundraising.

About Avove

Avove is a leading infrastructure services provider, delivering critical utility and energy solutions across the UK. With a strong focus on safety, sustainability, and innovation, we specialise in the design, maintenance, and renewal of essential infrastructure for water, energy, and telecoms networks. Our people are at the heart of everything we do, and we are committed to long-term investment in training, development, and modern equipment to support our teams in delivering high-quality, reliable services for our clients and communities.

We are an equal opportunities employer

At the heart of what we do is a commitment to equity, diversity, and inclusion. We celebrate what makes each of us unique and are building a workplace where everyone feels safe, valued, and empowered to be their authentic selves.