UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: No relocation assistance available TRAVEL: Yes, 10% of the Time What's your possible? At Northrop Grumman UK, you are part of a team driving innovation where it matters most - solving tomorrow's challenges and shaping the technology solutions of the future. It's what we call Defining Possible. This mindset goes beyond our customer solutions; it's the foundation for your career development and the impact we have within the community. Salary: £26,000 - £29,000 About the Opportunity This is more than just a job; it's a mission. We are looking for an Accounts Payable & Expenses Administrator to join our fast-paced Accounts Payable, Receivable and Expenses team within the NSS Business Management function. You'll play a vital role in ensuring our suppliers, partners and employees are paid accurately and on time, and that financial processes run smoothly across the business. You'll be working alongside teams that support our UK Cyber & Intelligence and UK Defence businesses - mission-critical environments delivering secure, modern software and systems to national customers. Every detail you manage contributes to keeping these essential programmes running. Role Responsibilities - Process multi-currency purchase invoices with and without purchase orders, ensuring approvals are in place and aligned to internal policies. - Process intercompany invoices, direct debits and settlements. - Maintain strong communication with vendors and colleagues to resolve invoice queries quickly and effectively. - Investigate discrepancies, update file notes and ensure records are accurate and complete. - Execute payment runs and regularly reconcile supplier accounts. - Manage a high-volume inbox to support daily operational needs. - Review and approve employee expenses in line with policy and HMRC guidelines. - Provide guidance on VAT, business travel requirements and expense processes. About You - Skills and Experience Essential: - Experience using SAP or similar financial systems. - Proven experience liaising with suppliers or customers to support payment processes. - Strong written and verbal communication skills. - Excellent attention to detail and time-management capabilities. Desirable: - Experience in Accounts Payable, Receivable or Expenses administration. If you don't meet every requirement but believe you have the skills and mindset to succeed, we encourage you to apply. Security Clearance Due to the nature of our work, you must be a UK national. You must be able to gain and maintain SC-level UK Government security clearance. Our recruitment team is available to answer questions and guide you through the process: talentenquiries@uk.ngc.com Benefits - Flexible and hybrid working options, including an optional compressed fortnight - Private healthcare - Cash health plan - Holiday buy and sell options - Career development programmes and mentorship - Performance-based bonuses Why Join Us? A Mission to Believe In Every day we help build a more secure and connected world - from safeguarding critical data to enabling modern defence capabilities across the UK and beyond. A Place to Belong and Thrive Every voice matters. Our employee networks, community partnerships and inclusive culture ensure everyone can bring their authentic self to work. Your Career, Your Way Explore diverse roles, development pathways and wellbeing support to help you grow, achieve and balance what matters most to you. Ready to apply? Yes - Submit your application online. Possibly - Contact our team for more information: talentenquiries@uk.ngc.com Not right now - Explore other opportunities with us. We're growing across the UK. Northrop Grumman is committed to hiring and retaining a diverse workforce, and encourages individuals from all backgrounds and all abilities to apply and consider becoming a part of our diverse and inclusive workforce.