Workster is partnering with a global leader in insulin delivery and diabetes technology to recruit a German-speaking Senior O2C Specialist in Porto. In this role, you will manage the full Order-to-Cash (O2C) cycle, ensuring process efficiency, compliance, and timely collections. You will lead a team, handle complex disputes, and drive process improvements that optimize business growth and working capital.
German-Speaking Senior O2C Specialist in Porto – Order-to-Cash Operations
Your Role
- Lead and manage Order-to-Cash (O2C) operations, including order management, billing, collections, cash application, and dispute resolution.
- Review accounts receivable (AR) aging reports, implement strategies to reduce Days Sales Outstanding (DSO), and drive collection efforts.
- Manage customer and internal relationships, resolve escalated disputes, and negotiate payment terms.
- Ensure compliance with Audit/SOX requirements, internal controls, accounting standards, IFRS, and tax regulations.
- Drive process automation, standardization, and efficiency initiatives to improve O2C workflows.
- Support month-end and quarter-end closing, reconciliations, and financial reporting to senior management.
- Mentor and train junior O2C specialists, fostering a high-performing team.
- Collaborate cross-functionally with Sales, Logistics, Treasury, and Tax teams to align financial processes.
Qualifications for a German-Speaking Senior Finance Specialist in Porto
Your Qualifications
- Bachelor’s or Master’s degree in Accounting, Finance, or Business Administration.
- 5–7 years of experience in O2C, accounts receivable (AR), or Finance operations, including at least 2 years in a supervisory or leadership role.
- In-depth knowledge of O2C processes, financial controls, and compliance frameworks.
- Strong analytical and problem-solving skills.
- Excellent stakeholder management and negotiation skills.
- Hands-on experience with ERP systems such as SAP, Oracle, NetSuite, or Workday.
- Exposure to global business environments and multi-currency transactions.
- Leadership and mentoring abilities.
- Advanced Excel and reporting skills.
- Fluency in German (C1) and strong English communication skills.
Senior O2C Specialist Job in Porto – Contract, Schedule and Benefits
The Offer
- Full-time permanent contract (40 hours per week).
- Stable working schedule from Monday to Friday, 09:00–18:00.
- Private life and health insurance, including eyecare and dental care, after 3 months of employment.
- Free use of the corporate gym and access to other wellness programs.
- Career development programs and international mobility opportunities.
- Competitive remuneration package with 2 extra salaries (Christmas, Easter & Summer).
- Fixed working schedule with no shifts, adapted to country needs.
- 9 country holiday leaves, on top of the Annual Holiday Leave (AHL).

Finance & Accounting (F&A)