Database Administration Senior Analyst

Role Summary: The Application Hosting Engineer is responsible for the administration, stability, automation, and modernization of enterprise application hosting platforms, including Microsoft IIS (.NET), Oracle Web Logic, and IBM Web Sphere Application Server / IBM Liberty. This role ensures highly available, secure, and scalable application runtimes across multiple data centers, supporting both internet-facing and internal mission-critical applications. Responsibilities include platform patching, performance tuning, certificate management, troubleshooting, and leveraging automation and observability to reduce operational toil. Oracle Web Logic Administrator –

Responsibilities: Administer Oracle Web Logic domains and clusters across multiple environments (Production and Non-Production).Install, configure, patch, and upgrade Web Logic Server and JDK with minimal or zero downtime. Manage domains, managed servers, Node Manager, clusters, JDBC data sources, and JMS resources. Automate installation, configuration, and patching using Ansible and WLST scripting. Perform JVM performance tuning including heap sizing, garbage collection analysis, and thread/heap dump analysis. Troubleshoot production incidents related to memory, CPU, stuck threads, connectivity, and deployments. Implement security controls including TLS, certificate lifecycle management, keystores, and truststores. Support MFA and IAM integrations using Oracle Access Manager (OAM) and Oracle Unified Directory (OUD).Configure and maintain monitoring using Log Insight, APM, OPSView, Prometheus, and Grafana. Participate in 24x 7 on-call rotation and contribute to incident management and root cause analysis. IBM Web Sphere / IBM Liberty Administrator –

Responsibilities: Administer IBM Web Sphere Application Server (ND/Base) and IBM Liberty environments across multiple data centers. Manage cells, nodes, clusters, server instances, and runtime configurations. Perform Web Sphere and JDK patching, upgrades, and interim fixes using scripted automation. Support application deployments, JVM tuning, classloading behavior, and resource configuration. Analyze JVM performance metrics including GC logs, thread dumps, and heap utilization. Implement platform security hardening including TLS, secure ports, certificate management, and MFA.Integrate automated certificate renewal using Certbot or approved enterprise tooling. Configure monitoring and alerting using Log Insight, APM, OPSView, Prometheus, and Grafana. Assist application teams with migration and modernization initiatives. Provide on-call support and participate in continuous improvement and operational excellence efforts. Microsoft IIS Administrator –

Responsibilities: Administer IIS web farms hosting enterprise. NET applications across Windows Server platforms. Configure websites, application pools, bindings, authentication, authorization, and access controls. Apply standardized IIS configuration templates for security and operational consistency. Automate IIS administration using Power Shell scripts and Ansible playbooks. Manage SSL/TLS certificates and support automated certificate renewal solutions. Analyze IIS and application logs to identify and resolve performance and availability issues. Coordinate OS-level patching and platform upgrades with Windows Server engineering teams. Monitor environments using Ops View and vRealize Log Insight dashboards. Support application onboarding, deployments, and operational troubleshooting. Participate in 24x 7 operational support and incident response rotations. About NTT DATANTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client's needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form,.NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here. Posting Date: Department: Database Services (ICS) - 1456310011