Principal Mechanical Design Engineer
- Posted 18 November 2025
- Salary £55k - 65k per year
- LocationWinchester
- Job type Permanent - Full Time
- Discipline Buildings
- ReferenceJO0000062620
Job description
Principal Mechanical Engineer
Are you a highly experienced Mechanical Design Engineer with a passion for technical excellence and a knack for mentoring others? If you have a strong background in building services design and are seen as the technical authority that colleagues turn to for guidance, this could be the perfect next step for you. This is an opportunity to become the technical cornerstone of a team, where your expertise will be pivotal to project delivery and the development of junior engineers.
Role and Responsibilities
Join a leading multi-disciplinary consultancy that is going from strength to strength, with a project pipeline for the coming year that is stronger than ever. This company delivers a huge variety of projects, from large-scale, multi-disciplinary schemes to specialist M&E-focused work across residential, education, and defence sectors, giving you a diverse and engaging portfolio.
We are recruiting for a Principal Mechanical Engineer to be based in the Winchester office. While the team is encouraged to be in the office to foster collaboration and training, agile working is available. As the technical anchor for the mechanical team, you will be the go-to expert for design challenges. Your day-to-day will involve providing strategic input on early-stage designs, supporting with resource management, and mentoring junior engineers to help them develop, ensuring the successful delivery of projects.
Salary + Benefits
Salary range
A market leading salary is on offer, which is flexible and dependent on your experience. The business is committed to securing the right person and will consider remuneration packages that reflect the value you bring.
Benefit package
You will receive a car allowance, a comprehensive holiday allowance, private healthcare and access to a generous company pension scheme. The company also offers up to three paid volunteering days per year along with a plethora of flexible benefits.
Employment type
This is a full-time, permanent position.
Company culture
You will join a close-knit team of 17 in the Winchester office, which offers a supportive, small-company feel with the stability and resources of a major 1400-strong national business. The office boasts free on-site parking and a vibrant social committee that organises subsidised events like go-karting, team breakfasts, and dinners. With a secured workload well into the 70% range for next year, it's a secure and exciting time to join.
What you'll need
·Proven experience as a Senior or Principal Mechanical Design Engineer.
·A strong technical design background, ideally from a consultancy environment.
·Experience working on projects in the residential sector.
·The ability to obtain security clearance
·Experience in healthcare or education projects is advantageous.
·A desire to mentor and develop junior team members.
·Ambition for future progression into an Associate role is welcomed.
If you are the technical expert ready to become the cornerstone of this thriving team, this is the opportunity for you. To find out more, get in touch with Charlie Weeks at Carrington West today.
If you feel that you are right for this role technically, but the salary, location or seniority does not suit you specifically then please still feel free to send us your CV. We constantly recruit for roles very similar to this one at all levels UK Wide. We are always keen to chat with you discreetly about your employment situation.