Invoicing Administrator

NSS; Altrincham; Hybrid; GBP 26,000; Full time

Job summary

A property services provider in Altrincham is seeking a Sales Invoicing Administrator. You will manage customer invoicing, support financial compliance, and handle queries. The role requires prior invoicing experience, strong organizational skills, and proficiency in Excel. The company offers a supportive environment, 25 days holiday, and a hybrid working arrangement after probation.

Benefits

Free onsite parking

25 days annual holiday

Hybrid working arrangement

Medicash health cash plan

Referral bonus scheme

Qualifications

• Experience in invoicing or billing, ideally within the property or facilities management sector.
• Methodical and proactive approach to problem-solving.
• Strong attention to detail and ability to manage priorities.

Responsibilities

• Deliver customer invoicing accurately and on time.
• Manage a portfolio of key and non-key accounts.
• Handle first-line invoicing queries and resolve them promptly.

Skills

Invoicing experience

Strong organizational skills

Attention to detail

Excellent communication

Proficient in Excel

Job description

Overview

Sales Invoicing Administrator at NSS Group

Part of the NSS Finance team

£25,396.80 per annum

The Business

NSS Group is a specialist property services provider offering a wide range of self-delivered solutions across the UK — from building maintenance and high-level window cleaning to platform hire and equipment testing.

Proudly holding Platinum accreditation from Investors in People, we’re committed to empowering our people, continuously improving our operations, and delivering dependable, safe, and high-quality services for our clients nationwide.

What You’ll Do

• Deliver customer invoicing accurately and on time, ensuring appropriate supporting information is provided.
• Manage a portfolio of key and non-key accounts.
• Upload invoices to third-party customer portals as required.
• Ensure purchase order (PO) compliance across the business, identifying and reporting missing POs regularly.
• Take ownership of issues that may delay invoicing and coordinate with internal teams to resolve them.
• Minimise work completed but not yet invoiced to help optimise cash flow.
• Maintain accurate system records to track invoiced and non-invoiced work, ensuring alignment with financial records.
• Handle first-line invoicing queries and resolve them promptly to the customer’s satisfaction.
• Support the Finance Manager with invoice and credit note uploads to Sage.
• Contribute to continuous improvement by identifying and implementing system and process enhancements.

What We’re Looking For

• Experience in invoicing or billing, ideally within the property or facilities management sector.
• Strong organisational skills with the ability to manage your own workload and priorities.
• A methodical and proactive approach to problem-solving, with strong attention to detail.
• Excellent communication skills – confident liaising with customers and internal teams.
• A team player who enjoys contributing to shared goals in a growing business.
• Proficient in Excel and experienced with business software systems.

Important Information

To ensure a fair and unbiased recruitment process, we’re partnering with Hubert.ai for this role. After submitting your application, you’ll receive an invitation to complete a chat-based virtual interview with Hubert. The process takes around 15–20 minutes.

For guidance, check out this article before your interview: https://www.hubert.ai/insights/advice-before-your-first-hubert-interview

What NSS will give to you

• Free onsite parking and refreshments in a friendly, sociable office.
• An opportunity to progress and develop within the company
• 25 days annual holiday + bank holidays
• Monthly Reward and Recognition Scheme – earn vouchers for top performance
• Trade Point Card which will enable you to get 10% off at any B&Q
• Day off for your birthday after length of service
• Eye care vouchers
• Referral bonus scheme
• Medicash health cash plan (covering dental, gym, store discounts, and more)
• Hybrid working arrangement (3 days office based, 2 days working from home) available upon successful completion of probation period.

INDHP