Senior Site Manager – £12m Laboratory Fit‑Out

About the role

We are seeking an experienced Senior Site Manager to lead the delivery of a £12 million laboratory and clean‑room fit‑out in King’s Cross, London. The role runs from August 2026 until summer 2027 on a freelance basis, reporting to a visiting Contracts Manager.

Key responsibilities

• Manage day‑to‑day site operations for a high‑spec laboratory fit‑out project.
• Oversee delivery of CAT 5/6 clean‑room environments and specialist lab spaces.
• Coordinate subcontractors, ensuring work is completed to programme, safety and quality standards.
• Control site logistics, access, sequencing and trade coordination on a tight central London site.
• Produce, review and manage permits to work.
• Report progress, issues and updates to the Contracts Manager.
• Support snagging, handover and close‑out processes.

Required profile

• Proven experience as a Senior Site Manager or Site Manager on laboratory, clean‑room, healthcare, pharmaceutical or high‑spec fit‑out projects.
• Strong knowledge of health & safety requirements on live construction sites.
• Ability to manage complex site logistics and permit‑to‑work processes.
• Demonstrated experience managing subcontractors and driving site delivery.
• Attention to detail and a strong focus on quality standards.
• Excellent communication skills and the ability to work under tight deadlines.

Required skills

• Health & safety compliance on construction sites
• Permit‑to‑work administration
• Sub‑contractor management