Application Support Engineer - EMSP Roaming

• Act as the operational specialist for EMSP roaming across Circle K’s EV network
• Monitor and manage roaming transaction flows (authorization, start/stop, billing) across platforms
• Own and track roaming performance KPIs, including Transaction Success Rate (TSR) and Plug-in Success
• Identify, analyze, and resolve roaming-related issues across EMSP, CPO, and backend systems
• Perform structured diagnostics across integrations (OCPI), payment flows, and connectivity layers
• Take end-to-end ownership of roaming incidents, from investigation through resolution and closure
• Collaborate with internal stakeholders and roaming partners, platform providers, and vendors to resolve complex issues
• Ensure SLA adherence and follow up on partner performance and recurring issues
• Support and validate root cause analysis (RCA) and contribute to long-term fixes
• Monitor roaming performance trends and identify systemic issues across markets
• Maintain high data quality across roaming systems (sessions, tariffs, tokens, billing)
• Support onboarding and validation of new roaming partners and integrations
• Contribute to process improvements, playbooks, and Control Tower governance frameworks
• Support change and release processes by assessing impact on roaming performance

• Has a strong service mindset and interest in technology, integrations, and problem-solving
• Has 2–5+ years of experience in technical operations, platform operations, EV charging, telecom, or fintech
• Has a solid understanding of system integrations, APIs, and backend platforms
• Is familiar with EV protocols such as OCPP and OCPI (or has strong interest in learning)
• Is comfortable working in a high-paced environment, handling multiple incidents while maintaining structure and quality
• Is able to prioritize effectively and stay calm under pressure, especially during critical incidents
• Understands structured incident management and performance-driven operations
• Has strong analytical skills and experience interpreting logs, transaction data, and system behavior
• Takes ownership of issues through to resolution, working closely with internal teams and external partners
• Has experience working with cross-system environments (payments, connectivity, hardware, platforms)
• Is curious about roaming ecosystems and how systems interact across company boundaries
• Communicates clearly in English and can translate technical findings into actionable insights
• Works independently, analytically, and solution-oriented, with a proactive and continuous improvement mindset

knowledge Roaming Hubs-setup

• Annual bonus
• Private medical care
• Multisport
• English lessons subsidized by the company
• Employee Assistance Program – free, unlimited access to psychological, financial, career-related specialists via helpline or app
• Attractive discounts for products and services at our stations
• Modern and convenient office
• Trainings & possibility to develop skills in a wide international environment