Principal Mechanical Design Engineer - Remote

P&M Recruitment; City Of London; Remote; GBP 70,000 - 95,000; Full time

Benefits offered by this job

Fully remote working

Job summary

P&M Recruitment partners with a respected Building Services Consultancy to appoint a Principal Mechanical Design Engineer. You will lead the mechanical design of complex residential and high-rise developments from concept through to completion, in a fully remote environment.

The role combines strong leadership with outstanding technical capability, mentoring engineers and acting as the technical authority across projects.

Qualifications

• Proven experience within a Building Services Consultancy environment.
• Strong residential experience, including high-rise developments.
• Extensive knowledge of mechanical building services design.
• Experience delivering RIBA Stages 4–7 design and coordination.
• Experience managing multiple projects and leading teams.
• Strong client-facing and stakeholder management skills.
• Autonomous working style with high technical standards.
• CEng status is desirable but not essential.

Responsibilities

• Lead the mechanical design on several projects from concept to construction.
• Provide technical leadership across all stages of delivery.
• Review calculations, reports, schedules, and design deliverables.
• Act as client-facing lead on mechanical engineering matters.
• Lead design team meetings and provide technical guidance.
• Coordinate designs with Electrical and Public Health teams.
• Respond to comments and technical queries.
• Attend site surveys and inspections as required.
• Ensure designs comply with industry regulations and best practice.
• Drive quality and consistency across outputs.

Skills

Residential building services

Multi-project leadership

Client liaison

CEng desirable

Autonomy in delivery

Education

Chartered Engineer (CEng) status

Job description

P&M Recruitment is partnering with a highly respected Building Services Consultancy to appoint a Principal Mechanical Design Engineer to support the continued growth of their mechanical design team. The position offers genuine leadership responsibility, complete autonomy and the opportunity to influence both project delivery and the future direction of the mechanical department.

Working within a fully remote environment, you will enjoy the flexibility to manage your workload while leading the mechanical design of complex residential and high‑rise developments from concept through to completion.

The Opportunity

As Principal Mechanical Design Engineer, you will take ownership of multiple projects, mentor and develop engineers, and act as the technical authority for all mechanical design matters. The business is seeking an individual who can combine strong leadership skills with outstanding technical capability. You will be trusted to make decisions, drive technical excellence and help shape best practices across the wider engineering team. This role provides the freedom to make a genuine impact while working alongside highly experienced Mechanical, Electrical and Public Health Engineers on a range of prestigious developments.

Key Responsibilities

• Lead the mechanical design on several projects simultaneously, from concept through technical design to construction.
• Provide technical leadership across all stages of project delivery.
• Review and approve calculations, reports, schedules, specifications and design deliverables.
• Act as the client‑facing lead on mechanical engineering matters.
• Attend and lead design team meetings, providing technical guidance and expertise.
• Coordinate mechanical designs with Electrical, Public Health and Architectural teams.
• Respond to client, consultant and contractor comments and technical queries.
• Attend site for surveys, coordination meetings and inspections of installed works as required.
• Ensure all designs comply with current industry regulations, standards and best practice.
• Drive quality, consistency and technical excellence across all project outputs.

About You

• Proven experience within a Building Services Consultancy environment.
• Strong residential experience, including high‑rise residential developments.
• Extensive technical knowledge of mechanical building services design.
• Proven experience delivering Riba Stages 4 to 7 design and coordination.
• Previous experience managing multiple projects and leading engineering teams.
• Strong client‑facing and stakeholder management skills.
• Ability to work autonomously whilst delivering exceptional technical standards.
• Chartered Engineer (CEng) status is desirable but not essential.

What's On Offer?

• Fully remote working with flexibility and trust.
• A genuine leadership position with significant influence over project delivery.
• Complete autonomy to shape and develop the role.
• Varied and technically challenging residential and high‑rise projects.
• Competitive salary and benefits package.
• Clear prospects for further progression as the business continues to grow.
• A collaborative culture that values technical excellence and innovation.