Commercial Assistant / Administrator

About the role

The Commercial Assistant will support the Commercial team throughout the tender process and after contracts are signed, ensuring smooth onboarding of new customers. You will act as a key liaison between internal departments and clients, maintaining accurate contract records and financial details.

Key responsibilities

• Assist the estimating team with commercial queries.
• Liaise with potential customers on contract‑related issues.
• Store contract documentation correctly and keep project status updated in company systems.
• Share contract terms with relevant departments and upload required documents post‑contract.
• Record financial terms, prepare variation proposals and obtain customer agreement.
• Collaborate closely with production, site, and finance teams.
• Maintain the valuation calendar for all projects.
• Produce cash‑flow forecasts for jobs and works.
• Provide ad‑hoc support to the commercial team as needed.

Required profile

• Confident communicator with a keen eye for detail.
• Highly organised and able to manage multiple documents and deadlines.
• Good knowledge of Microsoft Excel.

Required skills

• Microsoft Excel

What we offer

• Competitive salary.
• 22 days annual leave (rising to 25) plus bank holidays.
• Early finish on Fridays.