Accounts Payable & Process Specialist (m/f/d)

Mission Brief Role Purpose Hands-on finance role combining operational Accounts Payable execution with a strong mandate to increase automation and process efficiency Active contributor to scalable, SAP-based finance processes in a fast-growing, international technology company Clear focus on doing the work, improving it continuously, and reducing manual effort across AP, payments and P2P Your Role in Our Space Mission Execute Accounts Payable operations end-to-end in SAP S/4HANA, including PO-based invoice processing, postings, clarifications and support of month-end close Perform and take responsibility for payment runs, ensuring accuracy, timeliness and compliance with internal controls Record, reconcile and clear bank transactions, including electronic bank statements (EBS) and bank- and payment-related clearing accounts Actively drive a high degree of automation in invoice-to-pay and payment processes by optimising workflows, exception handling and system usage Contribute hands-on to the optimisation and automation of the SAP Purchase-to-Pay (P2P) process, in close collaboration with Procurement and IT Ensure VAT-compliant accounting for domestic and cross-border transactions, applying German and European VAT rules pragmatically in daily operations Support import-related accounting topics, including import VAT, and coordinate with Tax and external service providers where required Act as an operational interface between Finance, Tax, Procurement, Supply Chain, Controlling and IT for AP-, P2P-, payment- and import-related matters Support accounting aspects of customs and import processes, ensuring proper integration into SAP and finance workflows Identify recurring manual steps and process weaknesses and implement practical improvements to increase efficiency, data quality and scalability Contribute to a stable, efficient and scalable monthly close and reporting process Qualification Checklist Several years of professional experience in Accounts Payable or operational finance, ideally in an international or growing environment Sound hands-on understanding of the SAP Purchase-to-Pay (P2P) process and its impact on accounting, VAT and downstream processes Basic to solid knowledge of German and European VAT, confidently applied in day-to-day operations Initial experience with or strong interest in customs- and import-related accounting topics Strong process and IT affinity with a clear interest in automation and digital finance solutions Explicit hands-on mentality: comfortable executing operational tasks while driving process improvements in parallel Strong sense of ownership, reliability and ability to work across functional interfaces Fluent English; German is a strong plus Why Isar Aerospace Role with real operational responsibility Opportunity to actively shape and automate finance processes, rather than maintaining the status quo Broad exposure to SAP S/4HANA, P2P, payments, VAT, customs interfaces and automation topics Dynamic, international working environment with short decision paths and high impact Benefits Employee Participation Program: Share in our success through our virtual company share program 30 days of vacation: Enjoy the days off to relax and recharge Company pension plan: Secure your future with our company pension plan, featuring a 20% employer contribution after the probation period Subsidised lunch: Stay energised with delicious, subsidised lunches every day Public transport ticket: Commute with ease using a fully financed Deutschlandticket Sport Clubs membership: Stay fit with our sponsored sports club memberships (EGYM Wellpass) Individual learning allowance: Grow your skills with an individual learning budget granted after the probation period Childcare allowance: Receive a childcare allowance for your non-school-age children And Much More! Discover additional perks and benefits when you join our team Who we are We are Isar Aerospace and we are at the forefront of New Space building a modern space bu