Mechanical Design Lead / Associate Director

Company: LJB & Co
Apply for the Mechanical Design Lead / Associate Director
Location: London
Job Description:

Overview

In this role you will lead mechanical design for pharmaceutical and GMP projects within a specialist building services consultancy. You’ll steer HVAC, cleanroom and environmental systems, and develop contamination control strategies while growing the mechanical design team. As a senior client-facing authority, you’ll influence project delivery, support business development, and guide the path toward Director level in the firm’s succession plan. This is a strategic role at the intersection of technical leadership and growth in life sciences facilities.

Pay / Benefits

  • car allowance
  • bonus
  • private healthcare
  • pension

Responsibilities

  • Lead mechanical design across pharmaceutical & GMP projects
  • Oversee HVAC, cleanroom ventilation & environmental control systems
  • Develop contamination control & pressure cascade strategies
  • Lead utilities design (CHW, LTHW, steam, compressed air)
  • Mentor and grow the mechanical design team
  • Act as senior client-facing technical authority
  • Support commercial strategy & business development
  • Sign off and oversee detailed design delivery

Key requirements

  • Strong consultancy background (essential)
  • 10+ years mechanical building services design
  • Pharmaceutical / life sciences project experience
  • Cleanroom & GMP knowledge
  • Chartered or working toward CIBSE
  • Leadership ambition with Director-level capability
  • leadership
  • client-facing communication
  • mentoring and coaching
  • HVAC
  • cleanroom ventilation
  • environmental control systems

…

Posted: October 1st, 2026