Job Description
Site Administrator
Department: Operations Management/Site Operations Management
Employment Type: Fixed Term - Full Time
Location: South East England
Fawley, Southampton
Full-time | Monday–Friday
Join Trant Engineering Limited, a leading multi-discipline engineering and construction business delivering projects across the UK and internationally. With over 800 employees and a strong £180m order book, we’re growing — and now looking for a Site Administrator to support our team on-site at Fawley Refinery.
You’ll be at the heart of site operations — the go-to person for supplier invoices, contractor queries, and admin support. Working closely with the site delivery team, you’ll keep things running smoothly and ensure suppliers are paid accurately and on time.
- Managing and processing supplier invoices (SAP)
- Acting as the first point of contact for vendor queries
- Supporting contractors via CDMS to resolve payment issues
- Processing timesheets and expenses weekly
- Maintaining accurate data entry and records
- Uploading and managing documentation
- Handling general admin (filing, scanning, calls on rota)
- Building strong relationships with clients and suppliers
- Previous experience in an admin role
- Strong IT skills (SAP experience is a bonus)
- High attention to detail and accuracy
- Organised, proactive, and able to prioritise workload
- Confident communicator with great people skills
- Calm under pressure and a strong team player
- Be part of a growing, well-established engineering business
- Work on a major UK industrial site
- Supportive team environment
- Long-term opportunity with a strong pipeline of work
At Trant Engineering Limited, we’re proud to be an equal opportunities employer. We value diversity and are committed to creating an inclusive environment for all employees.
Key Responsibilities
- Managing and processing supplier invoices (SAP)
- Acting as the first point of contact for vendor queries
- Supporting contractors via CDMS to resolve payment issues
- Processing timesheets and expenses weekly
- Maintaining accurate data entry and records
- Uploading and managing documentation
- Handling general admin (filing, scanning, calls on rota)
- Building strong relationships with clients and suppliers
