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Principal Mechanical Engineer

Principal Mechanical Engineer

Location: Manchester
Salary: £55,000 to £65,000
Job Type: Full Time, Permanent
Sector: Building Services / Mechanical Engineering

The Opportunity

An established, multidisciplinary engineering consultancy is seeking a Principal Mechanical Engineer to join its Manchester-based mechanical team. The consultancy delivers sustainable, technically complex solutions across the built environment and works on a wide range of regional, , and international projects.

This is a senior leadership role offering responsibility for technical excellence, client engagement, project delivery, and team development within a collaborative and high-performing environment.

The Role

As a Principal Mechanical Engineer, you will lead the delivery of mechanical building services design across multiple projects and sectors. You will act as a senior technical authority, trusted client advisor, and mentor to the wider mechanical team, ensuring high standards of quality, commercial performance, and risk management.

Key responsibilities include:

Leading mechanical building services design on complex, large-scale projects
Acting as the primary client interface and maintaining long-term professional relationships
Defining, agreeing, and managing project briefs, scopes, and deliverables
Coordinating all disciplines within a multidisciplinary project team
Managing project resources, workloads, and technical outputs
Monitoring budgets, programme, and project profitability
Ensuring compliance with British Standards, regulations, and best practice
Identifying, managing, and mitigating technical and commercial risk
Supporting bid preparation and promoting the full consultancy service offering
Contributing to the development, mentoring, and performance of engineers within the team
Work on Projects typically spanning; Residential, Commercial Offices, Healthcare, Science & Research, Mission-Critical & Data CentresAbout You

You will be a highly experienced mechanical building services professional with a strong consultancy background and the ability to lead both people and projects.

Essential experience and skills:

Proven experience as a Mechanical Engineer within a building services consultancy
Extensive knowledge of mechanical services, including HVAC, heating, and ventilation systems
Track record of delivering complex, multi-disciplinary projects
Strong client-facing skills with the ability to build and maintain relationships
Experience leading teams and coordinating multidisciplinary design inputs
Proficiency in Revit and AutoCAD
Solid understanding of relevant British Standards and regulations
Commercial awareness and experience managing budgets and resourcesDesirable attributes:

Experience working closely with complementary disciplines such as acoustics, fire engineering, sustainability, and building performance modelling
Experience contributing to bids, proposals, and business development
A collaborative leadership style with a proactive, inclusive approachWhat's on Offer

A senior role within a respected, people-focused engineering consultancy
Involvement in technically challenging, high-profile projects
Clear routes for career progression and continued professional development
Flexible and supportive working culture
Competitive salary and comprehensive benefits package

Calibre Search promote equality in the workplace and we welcome applications from all suitably skilled or qualified candidates regardless of their , , , /beliefs, or . We act as both an employment agency and employment business

Principal Mechanical Engineer

Manchester, UK
Full time

Published on 01/30/2026

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