Office Administrator / Estimating – Plumbing & Maintenance

Office Administrator / Estimating Administrator – Plumbing & Maintenance
Location: NW11, London
Salary: £28,000–£35,000 per year
Job Type: Full-time, Permanent
Working Hours: 8:00 to 17:00

Job Description

We are looking for a reliable, organised and detail-oriented Office Administrator / Estimating Administrator to support the daily operations of a busy plumbing, heating and property refurbishment business.

This is a varied office-based role covering general administration, invoicing, quotations, pricing updates and business support. The successful candidate will help keep office operations organised and ensure that pricing, financial records and job-related paperwork are maintained accurately.

The role focuses on supporting existing operations and pricing processes rather than preparing competitive tenders.

Key Responsibilities

• Managing general office administration, data entry, emails and telephone enquiries.
• Preparing and amending quotations using existing pricing lists, templates and agreed rates.
• Maintaining and updating pricing lists and supplier costs.
• Preparing and processing invoices, purchase orders and other financial paperwork.
• Checking invoices, costs and figures for accuracy.
• Tracking outstanding invoices and following up on overdue payments.
• Maintaining accurate customer records, job files and administrative documents.
• Liaising with customers, suppliers, plumbers, engineers and subcontractors.
• Supporting job scheduling and coordinating appointments where required.
• Assisting with general business administration and keeping records up to date.

Requirements

• Previous experience in office administration, accounts administration, estimating administration or a similar role.
• Good Microsoft Office skills, particularly Excel and Outlook.
• Strong numerical skills and attention to detail.
• Excellent written and spoken English.
• Good organisational, communication and time-management skills.
• Ability to manage multiple tasks, work independently and meet deadlines.
• Experience with quotations, invoices, pricing lists or purchase orders is an advantage.
• Experience in plumbing, heating, construction or property maintenance is desirable but not essential