Needs Blue or Green CSCS Card Duration: Ongoing Experience: Proven experience in all aspects of groundwork, including drainage, concreting, and kerbing. 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.