Application Support Engineer - EMSP Roaming

Circle K eMobility is a company delivering charging experiences for electric vehicle drivers, with solutions across highways, homes, and workplaces. The EMSP Roaming team supports the EV network by enabling interoperability and transaction handling between systems across borders and networks through standardized protocols.

• Strong service mindset and interest in technology, integrations, and problem-solving
• 2–5+ years of experience in technical operations, platform operations, EV charging, telecom, or fintech
• Nice to have: knowledge of Roaming Hubs setup
• Solid understanding of system integrations, APIs, and backend platforms
• Familiarity or strong interest in EV protocols such as OCPP and OCPI
• Comfortable handling multiple incidents while maintaining structure and quality in a high-paced environment
• Ability to prioritize effectively and stay calm under pressure, especially during critical incidents
• Understanding of structured incident management and performance-driven operations
• Strong analytical skills and experience interpreting logs, transaction data, and system behavior
• Ownership of issues through resolution, working closely with internal teams and external partners
• Experience working with cross-system environments (payments, connectivity, hardware, platforms)
• Curiosity about roaming ecosystems and system interactions across company boundaries
• Clear communication in English and ability to translate technical findings into actionable insights
• Ability to work independently, analytically, and solution-oriented with a proactive mindset

• 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

Applicants should send CVs in English. The employer states commitment to equal opportunity without discrimination based on race, national origin, gender, sexual orientation, disability, age, or other legally protected status.