Type: Full Time Region: UK - London Town/City: Hounslow, London Posted: 06/01/2026 Listed in: Construction Management Reference: HEATHROW_1767719149 Job Description Front Line Supervisor (Nights) - Heathrow Airside Duration: 1 Year Start Date: ASAP Shift: Nights We are seeking 1x Front Line Supervisor to work airside at Heathrow for Costain on a long-term night shift assignment. Requirements Proven tunnelling experience - essential Experience with fire cladding and tunnel fit-out works Ability to work in a safety-critical, airside environment Valid passes/tickets required for airside and tunnelling operations (or eligibility to obtain them) As an equal opportunities employer, MSS Infrastructure Ltd. is committed to the equal treatment of all current and prospective applicants. We actively seek applications from all sectors of the community and particularly encourage applications from women, those with a disability (that is permissible to a safety-critical environment) and ethnically diverse or ethnic minority candidates, as these groups are underrepresented throughout the construction industry. Apply for this job