System Manager (Middleware)

Writing the future. Together. Avaloq is a value-driven fast-paced fintech company and we are committed to develop the banking technology of tomorrow. Leading banks and wealth managers in all major financial centres rely on our software and services, and this unique community grows every day. Your Team We are an international and multidisciplinary team providing infrastructure as code to run effectively on the public cloud our client SaaS product implementations lifecycle. We believe our colleagues comes first, thinking different is an asset and innovation comes by putting customer experience at the centre of our design thinking. As we expand our customer SaaS deployments, we are currently seeking experienced site reliability engineers (SREs) bringing fresh ideas, demonstrating a unique and informed viewpoint, and enjoying collaborating with a cross-functional team to develop reliable real-world solutions and positive user experiences at every interaction. Role Summary We are seeking a skilled Middleware Administrator with strong experience in administering and optimizing enterprise middleware platforms. The role focuses on ensuring high availability, performance, and security of middleware environments supporting critical business applications. The ideal candidate will bring hands-on expertise in application servers such as JBoss and Apache Tomcat, along with strong Linux administration and troubleshooting capabilities. Key Responsibilities Install, configure, and maintain middleware platforms and application servers. Administer and support technologies such as JBoss, Apache Tomcat, RSD, Zena, Airlock Application Server, and related components. Deploy, monitor, and troubleshoot enterprise applications across environments. Configure and manage clustering, load balancing, and high availability (HA) setups. Perform middleware patching, upgrades, and implement security hardening practices. Monitor system health, logs, and performance; proactively resolve incidents within defined SLA timelines. Analyze application and JVM performance using thread dumps, heap dumps, and tuning techniques. Manage SSL certificates, user access controls, and security configurations. Automate routine operational tasks using Shell scripting. Collaborate with application, database, infrastructure, and network teams to ensure seamless operations. Support production operations, disaster recovery (DR), and migration activities. Technical Skills Strong hands-on 5+ experience with JBoss, Apache Tomcat, Nginx ,WILDFLY . Good knowledge of Linux/Unix system administration . Experience in application deployment, troubleshooting, and performance tuning . Solid understanding of JVM tuning, garbage collection, thread analysis, and heap analysis . Knowledge of networking protocols and concepts: HTTP/S, DNS, LDAP,REST,SOAP, TLS/SSL,TCP/IP. Experience with Python, Shell scripting for automation and operational efficiency. Familiarity with monitoring tools and ITSM platforms (e.g., JIRA). Troubleshooting skills, Logs, thread dumps, Heep, JVM issues, CPU Memory , connectivity. Security Certificates -KEYSTORES, TRUST STORES, Authentication, LDAP/OWASP. Containerization tools- Docker ,Kubernetes. Professional Skills Strong problem-solving and analytical capabilities. Ability to work in a fast-paced production support environment . Effective collaboration and communication skills across cross-functional teams. Ownership mindset with focus on reliability, stability, and continuous improvement. Preferred Qualifications Experience with cloud platforms such as OCI, AWS, or Azure. Knowledge of Github, Gitops . Familiarity with containerization technologies (Docker, Kubernetes). Exposure to security best practices and compliance standards . Educational Qualification Bachelor’s degree in Computer Science, Information Technology, or a related field . Relevant certifications in middleware, cloud, or Linux administration are an advantage. We realize that managing work life balance is a challenge we all face in our daily lives and in order to support with this we are pleased to offer hybrid and flexible working for most of our Avaloqers to maintain work life balance and still continue our fantastic Avaloq culture in our global offices. In Avaloq we are proud to embrace diversity and understand the success of our business is built on the power of different opinions, we are whole heartedly committed to fostering an equal opportunity environment and inclusive culture where you can be your true authentic self. We hire, compensate and promote regardless of origin, age, gender identity, sexual orientation or any other fantastic traits that make us all unique, we have done our best to write this advert in an inclusive and neutral way. Please be aware that we will not accept speculative CV submissions for any of our roles from recruitment agencies, and any unsolicited candidate submissions will be exempt from any payment expectations.