Pre-Construction Assistant QS: Estimating & Commercials

UI Social Infrastructure Limited; Dartford; On-site; GBP 30,000 - 50,000; Full time

Job summary

United Infrastructure is seeking a proactive and detail-oriented Assistant Quantity Surveyor to support our pre-construction team, with a key focus on estimating and managing PCSA projects. This role involves cost planning, procurement support, and day-to-day commercial management during the pre-construction phase.

This position offers exposure to complex, high-value projects and a clear path for professional development within a fast-paced environment.

Qualifications

• Experience in a Quantity Surveying or Assistant QS role, ideally within pre-construction or estimating.
• Strong understanding of cost planning, estimating, and procurement processes.
• Familiarity with PCSA projects or early-stage project delivery (desirable).
• Good commercial awareness and attention to detail.

Responsibilities

• Prepare detailed cost estimates and budgets based on Employer’s Requirements, drawings, and specifications.
• Support and, where appropriate, take ownership of commercial management on live PCSA projects.
• Assist with package scoping, tender enquiries, and evaluation of subcontractor returns.
• Contribute to the Cost Value Reconciliation (CVR) process and provide accurate data for financial reporting.

Skills

Cost planning

Estimating

Procurement processes

CVR process

Stakeholder collaboration

Communication

Attention to detail

Education

Professional qualifications (e.g., RICS) – desirable

Job description

United Infrastructure is seeking a proactive and detail-oriented Assistant Quantity Surveyor to support our pre-construction team, with a key focus on estimating and managing PCSA projects. This role involves cost planning, procurement support, and day-to-day commercial management during the pre-construction phase.

This position offers exposure to complex, high-value projects and a clear path for professional development within a fast-paced environment.