Roofing Contracts Manager

My client are an established Roofing Contractor who are a ever growing contractor. Projects typically will be in the enfied, st albans, Hemel area ranging in different values. - Past Site/Contracts management within the roofing sector is required. We are looking for someone that can look after multiple sites and order materials and supervise staff, look after the health and safety and report back to MD, Also doing materials take off / orders will be advantageous