Principal Engineer
| Posting date: | 12 March 2026 |
|---|---|
| Salary: | Not specified |
| Additional salary information: | £58000-80000 per annum |
| Hours: | Full time |
| Closing date: | 09 April 2026 |
| Location: | Stone Cross Office (2021000079), WA3 3JD |
| Company: | J Murphy & Sons |
| Job type: | Permanent |
| Job reference: | 23176-44031878 |
Summary
Murphy is recruiting for a Principal Engineer to work with our Applied Engineering Team in our Warrington office.
Join Murphy as a Principal Civil/Structural Temporary Works Design Engineer taking a leading role in delivering critical water infrastructure across the UK.
Working on AMP8 frameworks with clients like United Utilities, Severn Trent Water, and Thames Water, you’ll be at the heart of our self-delivery model, integrating both design and construction to deliver efficient, buildable, and sustainable solutions.
From shafts and buried chambers to foundations, tanks, drainage, and roads, you’ll design the civil and structural elements of water and wastewater treatment works that directly improve river quality and environmental outcomes. Based from one of our offices in Warrington, Cannock, or Kentish Town, you’ll collaborate closely with project and site teams to develop practical solutions that make a real impact
- above and below ground.
Under the banner of Applied Engineering, our in-house teams include civil, structural, mechanical, geotechnical and process engineers. They design both permanent and temporary works for projects in all our locations and are a trusted source of expert advice for both Murphy colleagues and external customers.
A day in the life a Principal Design Engineer:
- Be Applied Engineering's single point of contact to multiple projects with management responsibility for project deliverables and costs.
- Reporting to the Senior Engineering Manager.
- Representing the Applied Engineering team in collaborative project team meetings.Carrying out civil/ structural designs and acting as checker on other designs.
- Undertaking site visits when appropriate.
- Collating feedback on solutions and contributing to lessons learned meetings.
- Preparing appropriate fully integrated permanent works proposals/solutions to meet the company’s bid and project delivery stage requirements.
- Managing the design work of other staff members and external designers.
- Mentoring of all levels of staff including graduates within Applied Engineering.
- Work collaboratively with other Principal Engineers in the development and growth of the department.
Still interested, does this sound like you?
- HND/Bachelor/ Master’s Degree in Civil Engineering
- A designer with the ability to manage projects from the design and cost perspectives.
- Experience of effective financial management and control of projects.
- Strong analysis and design skills with the ability to interpret design requirements and analyse complex structures.
- A person with an open-minded approach to solving civil and structural engineering challenges to find the best solution from all perspectives of a project.
- Preferably Chartered with ICE and/ or IStructE.
Join Murphy as a Principal Civil/Structural Temporary Works Design Engineer taking a leading role in delivering critical water infrastructure across the UK.
Working on AMP8 frameworks with clients like United Utilities, Severn Trent Water, and Thames Water, you’ll be at the heart of our self-delivery model, integrating both design and construction to deliver efficient, buildable, and sustainable solutions.
From shafts and buried chambers to foundations, tanks, drainage, and roads, you’ll design the civil and structural elements of water and wastewater treatment works that directly improve river quality and environmental outcomes. Based from one of our offices in Warrington, Cannock, or Kentish Town, you’ll collaborate closely with project and site teams to develop practical solutions that make a real impact
- above and below ground.
Under the banner of Applied Engineering, our in-house teams include civil, structural, mechanical, geotechnical and process engineers. They design both permanent and temporary works for projects in all our locations and are a trusted source of expert advice for both Murphy colleagues and external customers.
A day in the life a Principal Design Engineer:
- Be Applied Engineering's single point of contact to multiple projects with management responsibility for project deliverables and costs.
- Reporting to the Senior Engineering Manager.
- Representing the Applied Engineering team in collaborative project team meetings.Carrying out civil/ structural designs and acting as checker on other designs.
- Undertaking site visits when appropriate.
- Collating feedback on solutions and contributing to lessons learned meetings.
- Preparing appropriate fully integrated permanent works proposals/solutions to meet the company’s bid and project delivery stage requirements.
- Managing the design work of other staff members and external designers.
- Mentoring of all levels of staff including graduates within Applied Engineering.
- Work collaboratively with other Principal Engineers in the development and growth of the department.
Still interested, does this sound like you?
- HND/Bachelor/ Master’s Degree in Civil Engineering
- A designer with the ability to manage projects from the design and cost perspectives.
- Experience of effective financial management and control of projects.
- Strong analysis and design skills with the ability to interpret design requirements and analyse complex structures.
- A person with an open-minded approach to solving civil and structural engineering challenges to find the best solution from all perspectives of a project.
- Preferably Chartered with ICE and/ or IStructE.