中间件运维工程师(英语沟通)

Job Summary We are looking for an experienced Application Middleware Support Engineer to support enterprise applications and related middleware/infrastructure environments. The role will be responsible for middleware administration, application deployment, vulnerability remediation, infrastructure troubleshooting, monitoring, network/firewall coordination, and production change support. The candidate will work closely with Application, Cloud/Infrastructure, Network, Security and regional support teams to maintain application availability, security and operational stability.

Responsibilities Support administration, configuration and troubleshooting of JBoss/WildFly and IBM WebSphere Application Server (WAS) environments. Support application deployment and middleware configuration across UAT and Production environments. Perform application and middleware security hardening and vulnerability remediation, including password policies, management interface exposure and unnecessary remote-access services.

Analyze and remediate security findings identified through vulnerability scans and security assessments.

Support

Linux server troubleshooting, including processes, services, ports, logs and connectivity issues. Work with Network and Security teams on Firewall, F5/WAF, IP filtering and application connectivity issues. Support firewall/change requests and coordinate necessary technical approvals for application deployments and infrastructure changes.

Configure and troubleshoot Apache ActiveMQ and related messaging connectivity. Support application monitoring solutions such as Dynatrace, including application health-check integration. Troubleshoot application-to-application and application-to-infrastructure connectivity issues.

Coordinate UAT and Production implementation activities and perform post-deployment validation. Work closely with application development teams, infrastructure teams, security teams and regional/global support teams to resolve technical issues. Prepare technical documentation, implementation plans, troubleshooting records and operational procedures.

Mandatory Skills

Hands-on experience with JBoss / WildFly Hands-on experience with IBM WebSphere Application Server (WAS) Strong knowledge of Linux administration and troubleshooting Experience in application/middleware vulnerability remediation and security hardening Understanding of: TCP/IP DNS HTTP/HTTPS SSL/TLS IP/Port connectivity Firewall rules Experience troubleshooting application connectivity across Firewall / WAF / Load Balancer Knowledge of Apache ActiveMQ or similar messaging middleware Experience with application deployment and Production support Good troubleshooting and root cause analysis skills Good written and spoken English communication skills Preferred Skills Experience with F5 / WAF Experience with Dynatrace Experience with IBM MQ Shell scripting Experience with vulnerability scanning/remediation processes Experience supporting enterprise web applications Knowledge of Spring Boot application deployment Understanding of AWS or Azure infrastructure Experience working in banking, insurance or other regulated enterprise environments Familiarity with ITIL-based Incident, Problem and Change Management processes Experience 5+ years of experience in Application Middleware / Infrastructure / Production Support roles. 3+ years of hands-on experience with enterprise middleware platforms such as JBoss/WildFly or IBM WebSphere.

Experience supporting business-critical applications in UAT and Production environments.

Experience working with geographically distributed Application, Infrastructure, Network and Security teams.