(Sr.) Financial Accountant - B2B SaaS (m/f/x)

osapiens; Mannheim; Hybrid; EUR 60.000 - 80.000; Vollzeit

Benefits dieser Stelle

Hybrid work model

Growth opportunities

Sustainable mobility options

Zusammenfassung

osapiens, headquartered in Mannheim, is seeking a Financial Accountant to strengthen our finance team as we scale globally. You will own core accounting processes, optimize controls, and support expansion across the USA, Europe, and beyond.

You’ll help build a scalable finance function with hands-on leadership and strategic insight. You will manage monthly closures, statutory reporting, and intercompany reconciliation, while collaborating with tax, auditors, and business partners.

Qualifikationen

• Several years of professional experience in accounting, including audits and international projects.
• Strong knowledge of German GAAP (HGB) and tax law; IFRS/US GAAP knowledge an advantage.
• Ability to work in complex IT landscapes and standardize processes.
• Proficient with Excel and CRM systems.

Aufgaben

• Independent recording and processing of all ongoing business transactions (AP, fixed assets, GL).
• Coordination and preparation of monthly, quarterly, and annual financial statements for entities in Germany and abroad.
• Full financial responsibility for selected entities, including audit support and intercompany coordination.
• Execution and monitoring of group-wide payment transactions.
• Clarification of accounting principles with tax advisors, auditors, and controlling.
• Account reconciliations, intercompany reconciliations, and statistical reporting.
• Business partnering with specialist departments and international subsidiaries.
• Onboarding and integration of new entities into the ERP landscape.
• Continuous development of processes and systems, esp. fast close and internal controls.
• Participation in ERP implementation, internationalization, or M&A projects.

Kenntnisse

Excel

CRM systems

German GAAP (HGB)

English (B2)

Ausbildung

Accounting degree or equivalent training

Tax clerk qualification or certified accountant

Tools

Oracle NetSuite

Jobbeschreibung

As a

Department

Finance

Employment Type

Permanent - Full Time

Location

Mannheim

Description

As a Financial Accountant, you will contribute your expertise to take our finance team to the next level and help build a scalable finance function. You will take ownership, optimize processes, establish forward-looking standards, and support our international expansion in the USA, France, the Netherlands, Spain, the United Kingdom, and Italy. With your get-things-done mindset, you actively tackle challenges and develop innovative solutions. You are far more than a traditional accountant – you are an operational and strategic partner who shapes future-proof processes and supports all stakeholders with confidence and expertise. Based at our headquarters in Mannheim, you will play a key role in enabling our global growth. As a SaaS market leader in the ESG space, we are shaping a sustainable future together. Become part of our dynamic, fast-growing international SaaS unicorn and drive our team forward with your vision, energy, and hands-on mentality!

Your Responsibilities

• Accounting: Independent recording and processing of all ongoing business transactions, including accounts payable, fixed assets, and general ledger accounting, as well as postings for banks, cash, credit cards, and travel expenses.
• Financial Statements: Coordination and preparation of monthly, quarterly, and annual financial statements for all osapiens entities in Germany and abroad.
• 360° Responsibility: Full financial responsibility for selected osapiens entities, including audit support, reporting, and coordination with internal and external stakeholders.
• Payments: Execution and monitoring of group-wide payment transactions.
• Accounting & Reporting Standards: Clarification of accounting principles and handling of complex business transactions in cooperation with tax advisors, auditors, and controlling.
• Reconciliations: Responsibility for account reconciliations, intercompany reconciliations, and statistical reporting.
• Business Partnering: Supporting specialist departments and international subsidiaries as a competent finance business partner.
• Integration: Onboarding and integration of new entities into the accounting system landscape.
• Optimization: Continuous development of existing processes and systems, particularly in the areas of fast close readiness and internal control systems.
• Projects: Participation in special projects such as the implementation of a new ERP system, internationalization initiatives, or M&A processes.

Your Experience

• Completed vocational training with further qualification as a tax clerk or certified accountant, or a degree in business administration with a focus on accounting.
• Several years of professional experience (at least 3–5 years) in accounting, including strong experience with annual financial statement audits and accounting-related projects, ideally in an international environment.
• Solid knowledge of German GAAP (HGB) and tax law; additional knowledge of IFRS or US GAAP (including SOX) is an advantage.
• Ability to work within complex IT system landscapes and further develop them; experience in standardizing and digitalizing accounting processes.
• Confident user of Excel and CRM systems.
• You'll work with Oracle NetSuite, our modern cloud ERP platform – no legacy systems, no manual workarounds, just clean, real-time financial data. No prior NetSuite experience required – thanks to its modern, user-friendly interface, you'll be able to get up to speed quickly.
• Business proficient German Skills (C1) and very good English skills (B2), both written and spoken.

Join us for this and more...

• A fast-growing B2B tech scale-up with unicorn status
• A purpose-driven mission, working with and for global industry pioneers to solve complex challenges
• Creative freedom through collaborative teamwork and an open communication culture
• Flexibility and strong team spirit through our hybrid working model
• Opportunities for personal and professional growth
• Sustainable mobility options for environmentally friendly commuting
• Team events and offsites with our global teams
• An inspiring work environment in Mannheim (and at our international locations)