Administrator

Costain Group; Greater London; Hybrid; GBP 25,000 - 35,000; Full time

Job summary

A leading infrastructure solutions provider is looking for an administrative support role in Greater London. The position involves managing project onboarding processes, ensuring compliance in documentation, and assisting in SHE reporting. Candidates should have GCSEs in English and Maths, along with NVQ level 2 in Business Administration. The job requires strong organizational skills and proficiency in Microsoft Office. This is a hybrid position offering a unique opportunity to contribute to a major investment program.

Qualifications

• Must have strong organisational skills and attention to detail.
• Technical proficiency in Microsoft Office is required.
• Experience in problem solving and collaboration is crucial.

Responsibilities

• Manage project onboarding and induction processes with the supply chain.
• Ensure compliance and quality control in document management.
• Assist in SHE reporting requirements and documentation.

Skills

Technical proficiency in office software

Strong organisational skills

Problem solving and collaboration experience

Education

English and Maths GCSE Level 5 or equivalent

NVQ level 2 in Business Administration

Job description

Hounslow, Middlesex, United Kingdom (Hybrid)

Job Info

• Job Category Administration
• Posting Date 01/13/2026, 03:40 PM
• Degree Level High School Graduate
• Locations TW6 2GW (Hybrid)
• Contract Type Permanent
• Driving Required No
• Security Clearance Required No

Job Description

London Heathrow (LHR) is the main international airport serving London. It is the largest of the six international airports in the London airport system. The airport is owned and operated by Heathrow Airport Holdings and in 2021, it was the seventh-busiest airport in the world by international passenger traffic and eighth busiest in Europe by total passenger traffic.

Costain have partnered with Heathrow Airport to deliver its new investment programme, which will provide a step-change in the customer experience and transform the airport on its journey to become a net-zero aviation hub. As a delivery partner, we will work with Heathrow throughout the project lifecycle to shape, create and deliver asset renewal and construction projects procured through the Terminal Asset Renewal Partner and Major Project Partner lots of the H7 framework.

To support the Contract with several administrative responsibilities across onboarding, works/office management and Safety, Health & Environmental (SHE). The role’s core responsibility will be management of projects onboarding and induction process to ensure a compliant and efficient system in collaboration with the supply chain, while supporting with data and administrative tasks within the SHE Team. The role will also have responsibilities within the delivery team to support in office administration, document management and delivery assurance.

#LI-JK1

Responsibilities

• Responsible for project on-boarding and inductions process, in collaboration with the supply chain and contractors
• To manage and seek efficiencies the on-boarding system/process (Datascope)
• Supporting with and/or delivering of projects inductions to new starters
• Managing the daily SHE and works management/delivery paperwork to ensure structured filing, quality compliance and document control
• Assist in managing the projects training matrix and completing monthly training record audits for staff and subcontractors
• Assist in the SHE reporting requirements such as Capture monthly reporting, observations, SHE dashboards, etc.
• Working as part of the site SHE and Works Management Team in supporting the Project Team as required
• Assist with meetings – planning / arrangements and minutes
• Owning the document control process for audit compliance, including support on the project Front Line Manager/Supervisor spreadsheet
• Maintaining key working relationships with all members of the project teamincluding client staff,subcontractors / supplier

Knowledge, Skills, Behaviours and Experience

• Technical proficiency in office software (i.e. Microsoft office)
• Strong organisational skills and attention to detail
• Problem solving and collaboration experience

Qualifications

English and Maths GCSE Level 5 or equivalent

NVQ level 2 in Business Administration

About Us

Costain helps to improve people’s lives with integrated, leading edge, smart infrastructure solutions across the UK’s energy, water, transportation and defence markets. We help our clients improve their business performance by increasing capacity, improving customer service, safeguarding security, enhancing resilience, decarbonising and delivering increased efficiency. Our vision is to be the UK’s leading smart infrastructure solutions company. We will achieve this by focusing on blue chip clients whose major spending plans are underpinned by strategic national needs, regulatory commitments, legislation or essential performance requirements. We offer our clients leading edge solutions that are digitally optimised through the following five services which cover the whole lifecycle of their assets: future-shaping strategic consultancy; consultancy and advisory; digital technology solutions; asset optimisation and complex programme delivery. Our culture and values underpin everything we do.

A Disability Confident employer will generally offer an interview to any applicant that disclose they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people.

For more details please go to the Disability Confident website:
https://www.uk/government/collections/disability-confident-campaign