
Application Support Engineer
- Cincinnati, OH
- Contract
- Full-time
Location: Onsite – Downtown Cincinnati, OHAbout the RoleWe are seeking a highly skilled Application Support Engineer III to provide senior technical leadership and hands-on support for our Real-Time Payments (RTP) systems. As the onshore technical lead for RTP Rail TechOps, you will ensure the availability, reliability, and scalability of mission-critical payment services. This role requires deep technical expertise in Java/Spring Boot, AWS, Linux, SQL, Splunk, MQ/Kafka, along with strong leadership skills to guide offshore engineers, lead incident responses, and drive automation and reliability improvements.Key ResponsibilitiesLeadership & StrategyAct as the onshore technical lead for RTP Rail TechOps.Mentor and guide offshore engineers to enhance operational excellence.Manage escalations and coordinate handoffs between TechOps and development teams.Lead root cause analysis (RCA), postmortems, and playbook updates to prevent recurring issues.Incident Monitoring & ResponseMonitor SiteScope and Splunk alerts for system health and transaction anomalies.Perform triage and escalate critical issues to development and leadership.Maintain proper documentation and ensure smooth shift handovers between EST and IST teams.Troubleshooting & AnalysisInvestigate transaction failures, API errors, and infrastructure incidents.Run SQL queries on AWS Aurora (or equivalent) to validate data integrity.Collaborate with DevOps/SRE teams to debug containerized services (AWS ECS/Fargate).Tooling & AutomationEnhance monitoring dashboards and alerting thresholds (Splunk, Grafana, SiteScope).Develop automation scripts to reduce manual monitoring tasks.Partner with engineering teams to improve CI/CD observability and reliability.Reliability & On-CallParticipate in a 24x7 on-call rotation with global coverage.Drive improvements in system resiliency, automation, and operational readiness.QualificationsStrong experience with Java/Spring Boot, AWS, Linux, SQL, Splunk, MQ/Kafka.Proven track record in application support, incident management, and troubleshooting.Hands-on experience with monitoring tools (Splunk, Grafana, SiteScope).Solid understanding of CI/CD pipelines and containerized environments (AWS ECS/Fargate).Ability to lead technical teams, mentor engineers, and coordinate across global support teams.Experience in the financial services or payments domain is highly desirable