Operations Manager - Electronic Payments Acceptance

Mellon Technologies, part of the Mellon Group of Companies, is a leader in providing comprehensive technology and business solutions to financial institutions and organizations across the globe. Join our dynamic team and drive innovation in the rapidly evolving payment technology sector.

We are seeking an experienced and highly organizedOperations Manager to oversee and coordinate the operational performance of Mellon’s electronic payments acceptance activities, including the provision ofEFTPOS, software applications, support and maintenance services, and value-added services (VAS) to Customers of Mellon Group in Greece and abroad.

In this key role, you will ensure seamless collaboration across all Business Lines (Service, Call center, Software development) or internal functions (Finance, IT, Legal, HR) and drive operational excellence throughdata-driven decision-making, process discipline, and continuous improvement.

You will alsodesign, implement or optimize cross-BLs & Functionsoperational frameworks and standard operating procedures (SOP) that enable the rollout ofnew products and services for our clients —Acquirers, NSPs, and Merchants — or in collaboration withthird-party partners offering value-added or complementary business services to Mellon’s customers.

This is asenior role for a professional who thrives in structured environments, enjoys building alignment across teams, and combines analytical thinking with strong execution skills.

Key Responsibilities

• Oversee daily and strategic operations across all Business Lines supporting electronic payments acceptance.
• Ensure end-to-end process alignment, clear responsibilities, and operational governance across teams.
• Set up and coordinatecross-functional operational frameworks for the rollout of new services, features, or third-party integrations.
• Define, monitor, and report on operational KPIs and SLAs per Business Line or activity (e.g., field services, software development, repairs, logistics, call center) to ensure transparency, shared understanding, and continuous improvement in service quality across the organization.
• In collaboration with the Finance Department, correlate operational efficiency and quality indicators with financial data to enable joint monitoring ofcost and performance, supporting continuous optimization and value creation.
• Leadprocess optimization and automation initiatives to enhance efficiency, consistency, and visibility.
• Manageincident escalation and resolution, ensuring thorough root-cause analysis and effective corrective actions.
• Draft and coordinateofficial responses to client complaints, issues, or incidents that have been escalated to senior management and require formal company communication.
• Participate inaudits conducted by clients or third parties, representing the operational perimeter and ensuring readiness, transparency, and compliance.
• Support Business Lines with operational planning, reporting, and executive presentations related to performance and service quality.
• Collaborate closely withBusiness, Sales Operations, Finance, Business Lines, and cross-functional teams to align operational capabilities with strategic business goals.
• Bewilling and flexible to travel across the markets where Mellon operates, to oversee operational performance and strengthen local collaboration.

• >7 years of experience in operations management withinpayments,fintech, ortechnology services.
• Strong understanding ofEFTPOS operations,merchant acquiring, and the servicelifecycle of payment solutions.
• Proven ability tocoordinate multi-departmental teams and implement cross-functional operational processes.
• Demonstrated experience managing KPIs, SLAs, and performance reporting frameworks.
• Strong problem-solving and decision-making skills, with the ability toadapt quickly to change and lead teams through transformation.
• Agile mindset — capable of driving results and making things happen efficiently, with minimal but effective communication and clear alignment across stakeholders.
• Excellent interpersonal, communication, and stakeholder management skills.
• Fluency in English.

• Opportunities for development within a high-technology work environment
• Multinational workplace culture
• Competitive compensation package
• Pleasant, modern, and friendly working environment
• Private health insurance coverage

Why Join Us

For more than30 years,Mellon Group has been powering the future ofpayment acceptance across Southeastern Europe.
You will join a dynamic environment wheretechnology, operations, and innovation converge to deliver exceptional value tobanks, acquirers, and merchants.

If you are ready to shape how payment operations are built and delivered,we’d love to meet you.