Mechanical Design Engineer – Principal / Associate Director (2iC)
Building Services Consultancy | Peterborough (Hybrid Working)
Salary up to ~£75,000
An established building services consultancy with a strong international footprint across the UK, US, and Middle East is seeking a Mechanical Design Engineer at Principal or Associate Director level to step into a 2iC (Second-in-Command) position.
The role is based in Peterborough, with a hybrid working arrangement in place. You’ll work closely with senior leadership, take ownership of technical delivery, and play a visible role in shaping the future direction of the business.
Key Responsibilities
* Act as 2iC to the Mechanical Director, supporting leadership and delivery
* Lead and review mechanical building services designs across complex projects
* Provide technical oversight, quality assurance, and design sign-off
* Engage directly with blue-chip clients and senior stakeholders
* Mentor and develop engineers within the mechanical team
* Support workload planning, resourcing, and delivery strategy
* Attend UK and international client meetings as required
Project & Client Exposure
* Commercial and complex building services projects
* Long-standing relationships with global blue-chip organisations
* Projects delivered across the UK, United States, and Middle East
* Genuine opportunity for international travel
Candidate Profile
* Background in mechanical building services design
* Experience within a building services consultancy environment
* Operating at Principal Engineer or Associate Director level
* (or a Senior Principal ready to step up)
* Comfortable in a senior, client-facing leadership role
* Commercially aware and delivery-focused
* Aspirational and motivated to act as a No.2 within the business
Package & Benefits
* Salary up to ~£75,000 (dependent on experience)
* Hybrid working (Peterborough office base)
* Clear route into senior leadership
* Exposure to international projects and clients
* Stable pipeline of high-profile work