{"id":3870182,"url":"https://alion.io/job/cronos-europa-senior-middleware-on-premises-operations-engineer","title":"Senior Middleware & On-Premises Operations Engineer","company":{"id":691250,"name":"Cronos Europa","domain":"cronoseuropa.com","url":"https://alion.io/company/cronoseuropa","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Breezy","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Brussels, 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projects for one of our international clients.\nWe are considering both onshore candidates based in Belgium and nearshore professionals based in Europe.\nThis is a senior-level opportunity for engineers who enjoy maintaining reliable, secure enterprise IT platforms, troubleshooting complex infrastructure issues and improving production environments through automation and continuous improvement.\nResponsibilities:\nInstall, configure, maintain and upgrade middleware platforms and commercial enterprise applications.\nProvide second- and third-line technical support, resolving incidents, service requests and complex production issues.\nInvestigate recurring technical problems, perform root-cause analysis and implement effective solutions.\nManage web and application servers, including Apache HTTP Server and Apache Tomcat.\nAdminister and troubleshoot middleware running on Linux and Windows Server environments.\nAutomate installations, configuration management, deployments and routine operations using Ansible and scripting.\nContribute to CI/CD processes using Azure DevOps, Jenkins, Nexus or equivalent tools.\nMonitor infrastructure performance, availability and security, proactively identifying and resolving issues.\nSupport containerised applications and platforms using Docker, Kubernetes, OpenShift or equivalent technologies.\nCollaborate with database teams on Oracle-related operational tasks, SQL troubleshooting and performance optimisation.\nWork closely with networking, infrastructure, security, development and database teams.\nMaintain technical documentation, operational procedures, troubleshooting guides and runbooks.\nTechnical skills:\nMiddleware: Strong experience administering web and application servers, particularly Apache HTTP Server and Tomcat.\nOperating Systems: Advanced Linux administration skills, preferably Red Hat Enterprise Linux, and solid Windows Server experience.\nAutomation: Experience with Ansible or equivalent configuration management tools, supported by Bash and PowerShell scripting.\nCI/CD: Experience with Azure DevOps, Jenkins, Nexus or comparable build and deployment technologies.\nContainers: Hands-on experience with Docker, Podman, Kubernetes or OpenShift.\nNetworking: Good understanding of DNS, TLS/SSL, reverse proxies, firewalls and load balancing.\nMonitoring: Experience monitoring application and infrastructure performance, availability and reliability.\nIT Service Management: Experience with ServiceNow or equivalent ITSM tools, incident management and production support.\nDatabases: Oracle Database administration, SQL, backup procedures, patching and performance troubleshooting are strong advantages.\nCloud: Experience with Microsoft Azure and infrastructure as code, such as Terraform, is an advantage.\nAdditional technologies: Experience with ESRI ArcGIS Enterprise, SAS, Oracle Data Integrator, Microsoft On-Premises Data Gateway or Grafana is a plus.\nProfile:\nBachelor's or Master's degree in Computer Science, Information Technology, Systems Engineering or a related field, or equivalent professional experience.\nMinimum 5 years of professional experience supporting and administering middleware or commercial enterprise products in production environments.\nProven hands-on experience installing, configuring, upgrading and troubleshooting middleware and application servers.\nStrong understanding of Linux, Windows Server, networking and enterprise infrastructure environments.\nExperience providing second- and third-line technical support for business-critical production systems.\nAbility to work independently while collaborating effectively within an international technical team.\nStrong analytical thinking, troubleshooting skills and attention to operational reliability and security.\nExperience improving operational processes through automation and technical documentation.\nFluent English, both written and spoken, is mandatory.\nFrench is an advantage but not required.\nProactive attitude, ownership and willingness to learn and support unfamiliar technologies.\nITIL Foundation certification is an advantage.\nWorking arrangements:\nWe are recruiting for both onshore and nearshore collaboration models.\nOnshore - Belgium\nCandidates must be based in Belgium and have valid authorisation to work in the country.\nHybrid working arrangement, requiring approximately 50% on-site presence in Brussels.\nNearshore - Europe\nCandidates must be based in Europe.\nPrimarily remote working arrangement.\nApproximately 30 working days per year on-site in Brussels.\nFlexibility in scheduling on-site visits, subject to project requirements.\nPlease note that the applicable on-site requirements are mandatory.\nWhy Cronos Group?\nWe'll offer you:\nAn attractive and competitive compensation package, aligned with your experience and contract arrangement.\nThe opportunity to contribute to long-term projects in an international environment.\nA flexible working arrangement combining remote collaboration with meaningful on-site interaction.\nExposure to complex enterprise IT environments, middleware technologies and infrastructure automation.\nOpportunities for continuous professional development and technical growth.\nA collaborative, supportive working environment that values expertise, initiative and ownership.\nThe opportunity to develop your career within the Cronos Group, one of Belgium's leading technology ecosystems.\nIf you're passionate about IT operations, enjoy troubleshooting complex infrastructure environments and want to contribute to reliable, secure, long-term enterprise platforms, we'd be happy to hear from you!\nJoin Cronos Europa and take the next step in your 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