Quantum Building Supplies

Sales & Purchasing Administrator

Purpose of the Role

To provide essential support to the Sales Team in promoting and selling products, while ensuring smooth and efficient purchasing processes. This role requires a motivated and professional individual with a passion for delivering exceptional service to customers and suppliers alike.

Working closely with the Operations Team, Goods-In, Stock Management, and the Trade Counter, the Sales & Purchasing Administrator plays a key role in maintaining strong customer relationships, ensuring stock accuracy, and driving both sales and procurement efficiency across the business.

Key Responsibilities

Sales Support & Customer Service

  • Support the Sales Team in maintaining and developing profitable customer relationships.
  • Assist with day-to-day operations, both in person and over the phone, to maximise sales opportunities.
  • Greet and assist customers, recommend products and offers, and refer to product specialists where needed.
  • Deliver outstanding customer service at all times, ensuring all interactions—whether in person or remotely—are handled with professionalism and care.
  • Handle and resolve basic customer complaints efficiently and empathetically.
  • Stay informed on new products, innovations, and market trends to provide accurate and valuable information to customers.

Procurement & Stock Administration

  • Conduct stock purchasing administration in collaboration with the Sales and Operations Teams, ensuring products are available in the right quantity, at the right time, and at the right price.
  • Maintain accurate records of orders, stock levels, and purchasing activities.
  • Ensure the business’s core product lines are consistently maintained and stock accuracy is upheld.
  • Work closely with the Operations Manager and Sales Team to ensure pricing and purchasing information is up to date on the system.
  • Update and maintain buying prices accurately and in a timely manner.
  • Liaise regularly with the NP Group Procurement Team and buying group to communicate updates and secure best-value purchasing.

Business Improvement & Development

  • Proactively identify opportunities to enhance sales, service, and operational procedures.
  • Work with management to introduce new products or suppliers that add value to the business.
  • Support the development of a collaborative and positive culture across departments, aligned with the Group’s values and objectives.
  • Research market information, supplier performance, and product trends to support business growth.

Compliance & General Duties

  • Ensure full adherence to Group Policies, including Health & Safety.
  • Demonstrate and uphold Group Values in all interactions.
  • Complete any other reasonable tasks as directed by the General Manager to support business success.

Essential Skills and Knowledge

  • Strong understanding of sales and procurement processes.
  • Excellent communication skills—written, verbal, and listening—with a professional and courteous manner.
  • Strong negotiation and persuasion skills.
  • Good IT literacy, including Microsoft Outlook, Word, and Excel.
  • High attention to detail with strong organisational and time management skills.
  • Analytical and problem-solving mindset with the ability to prioritise competing tasks.
  • Proactive and collaborative approach to working with colleagues, suppliers, and customers.

Desirable Skills Knowledge

  • A knowledge of building trade products.
  • Good knowledge of the construction industry in general.

Key Business Partners

  • The Operations Manager
  • Sales Team
  • Suppliers
  • Customers and contractors.

General Information

This role is based in Jersey and requires the post holder to hold ‘Entitled’ employment status.

Click here to download application form

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My Account

Quantum’s FREE online account tracker gives you 24 hour access to your Quantum account and allows you to easily reference your account activity. Once signed in, you will be able to check current purchases, view previous orders, view statements and check product prices.

Please note that in order to register for an online account, you’ll need a verified NP Group credit account and account number. Download your application form or contact us for further information.

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If you are experiencing any difficulties with the Quantum online account tracker, or would just like more information regarding the system, then please feel free to contact our sales department on 01534 610500 or email sales@quantum.je.