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Job Description

Principal Design Manager

London (Hybrid Working)

Mission Critical Projects

I am currently partnering with a well-established, international building services consultancy that delivers technically complex projects across the technology and mission-critical sectors.

With a strong reputation for low-energy design and delivering high-performance environments, they are now looking to appoint a Principal Design Manager to join their London team.

This is a senior leadership position suited to someone who thrives in complex, multidisciplinary environments and enjoys balancing client engagement, technical oversight, and commercial responsibility.

The Opportunity

You will take ownership of high-value projects (up to £5m fees), leading design management across the full project lifecycle — from pre-contract strategy through to delivery and completion.

This role combines:

Senior client-facing engagement Leadership and mentoring of multidisciplinary design teams Commercial and financial oversight Programme and risk management Quality assurance and governance You will play a key role in ensuring projects are delivered to programme, budget and quality expectations, while strengthening long-term client relationships.

Key Responsibilities

Lead design management across complex building projects Develop and maintain strong client and stakeholder relationships Oversee project performance, profitability and resource planning Manage sub-consultants and supplier coordination Drive QA/QC, compliance and technical review processes Chair project, programme and design team meetings Monitor risk, programme milestones and deliverables Oversee invoicing, WIP tracking and cashflow forecasting Mentor and develop direct reports Contribute to wider business planning and growth initiatives You will be expected to operate with autonomy while contributing to broader strategic objectives.

About You:

BEng (or equivalent) in a relevant engineering discipline Chartered status (CEng or ChPP ) Professional membership (CIBSE, IET, IMechE or similar) 10+ years’ experience at Senior Engineer level or above Strong understanding of the design process and design team dynamics Proven experience delivering complex, high-value projects Excellent commercial awareness and financial management capability Experience developing and implementing design management procedures Strong working knowledge of UK Regulations, British and European Standards Confident communication and stakeholder management skills Experience within technology, mission-critical, or complex environments is advantageous.

What’s on Offer

Competitive salary (commensurate with experience) Hybrid working model 23 days annual leave, rising to 28 with service Holiday buy/sell scheme Contributory pension Private healthcare (level dependent) Performance-related bonus (discretionary) Professional development and training sponsorship Charity volunteering leave Wellness initiatives

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