Accountant / Buchhalter (m/f/d)

ATMOS Space Cargo is seeking an Accountant / Buchhalter (m/f/d) to join our growing Finance team. In this role, you will be responsible for day-to-day accounting operations and support monthly and annual closing activities. You will work closely with internal stakeholders and external partners to ensure accurate, compliant, and transparent financial processes in a fast-paced aerospace startup environment.

Key responsibilities

• You will handle day-to-day accounting activities, including booking of incoming and outgoing invoices
• You will manage accounts payable and accounts receivable
• You will perform bank postings and account reconciliations
• You will support month-end, quarter-end, and year-end closing activities
• You will prepare and maintain balance sheet and P&L accounts
• You will process employee travel expenses and reimbursements
• You will support VAT filings and ensure tax compliance in cooperation with external advisors
• You will prepare documentation for audits and external accountants
• You will work with DATEV and support accurate data maintenance in the system
• You will support continuous improvement of accounting processes and internal controls
• You will collaborate closely with Finance, HR, and Operations teams

Requirements

• Degree in Accounting, Finance, Business Administration, or a comparable qualification
• Completed commercial training with a focus on accounting (e.g. Finanzbuchhalter, Steuerfachangestellte) is also welcome
• Hands-on mindset and willingness to take ownership in a small team
• Several years of practical experience in accounting, ideally in a startup, scale-up, or technology-driven environment
• Solid knowledge of German accounting standards (HGB); exporsure to IFRS or group reporting structures is a plus
• Confident working with accounting software, ideally DATEV, and strong Excel skills
• Structured, reliable, and detail-oriented working style
• Fluent German (C1) and good working proficiency in English, French language skills are a plus
• Interest in aerospace, space, or high-tech engineering environments
• This role requires regular onsite (min. 2-3 days/weeks) presence at our location in Lichtenau; Germany or Illkirch-Graffenstaden, France.