Middleware Administration & Operations Lead PO

Job description

WE’RE HIRING: MIDDLEWARE ADMINISTRATION & OPERATIONS LEAD IN POLAND!: Excis: is a global IT support leader driven by innovation, collaboration, and excellence. We are hiring a: Middleware Administration & Operations Lead: to manage and optimise middleware platforms supporting application deployment, integration, and runtime environments. You will ensure performance, stability, and security across web/app servers and messaging systems, while driving modernisation through automation, containerisation, and cloud adoption. About us: Client presence in 190+ countries 6000+ engineers globally Trusted: by 200+ enterprise clients We foster an open, friendly, and collaborative culture where individual contributions drive team success. From solving complex infrastructure challenges to enabling modern application platforms, we put our people first. Key Responsibilities: Lead the deployment, configuration, upkeep, and optimisation of enterprise middleware platforms (MS IIS, IBM WebSphere, IBM MQ, Tomcat, Apache). Ensure operational health and performance of middleware instances, runtime environments, and hosted applications. Perform middleware performance tuning, JVM: optimisation, thread/heap...