Oracle WebLogic Linux Administrator/Support (HYBRID)

The Office of Information Technology (Client) is responsible for providing Information Technology (IT) services for Client. These services include Systems Development, Database Management, Network and Telecommunication Services, as well as Technical Support needs. The department provides IT solutions to address the agency’s overall business and operational needs. The department is also responsible for interacting with the New York State Office of Children and Family Services and other NYC agencies with regard to all IT-related issues. This Office of Information Technology is also responsible for implementing and enforcing compliance with NYC Cyber Command security requirements and OTI’s Citywide IT policies., The Production Support unit is comprised of three operational areas: Production Administration, Systems Administration, and Database Administration. The Production Administration team is responsible for data processing and data sharing operations. The Systems Administration and Database Administration teams are responsible to manage and support Oracle database and application servers’ on-prem and cloud services infrastructure hosting applications and databases supporting business operations of all program areas. The teams’ interface with the Business Solution team to implement and support internally developed or vendor’s provided application solutions. It follows IT change management process to implement system changes by communicating to all stakeholders. It is responsible to enforce OTI and NYC Cyber data security and retention policies. Scope of Work The DevOps Engineer is responsible for managing and maintaining all applications middle tier environments in Oracle WebLogic and on different Cloud Services. Day to day work includes interactions with developers to deploy and manage code changes, and with Server and Network Operations Engineers to ensure that systems are up and running smoothly. To be successful in this role, a DevOps engineer must have a deep understanding of both development and operations processes, as well as a strong technical background.

The candidate specific duties will include:

• Plan, design, install, configure, secure, maintain, patch, and support all WebLogic, Oracle HTTP Server in Solaris/Linux, Windows OS environments, zones/containers, DevOps, CI/CD pipelines, Kubernetes (AKS, ARO) Technologies, and Cloud Services
• Analyze, monitor the resource utilization, and tune the performance of the Application Servers and associated components, monitor thread usage, connection pool usage, CPU & memory usage
• Analyze the log files, thread dumps, JVM dumps, exception stack traces
• Deploy and troubleshoot JAR, WAR, and EAR files in domain and clustered environments
• Configure and deploy HTTPS/SSL certificates to setup secure encrypted access to the websites
• Develop, validate, and implement an overall strategy to patch server environments including security updates on a regular schedule
• Ensure that all changes to the environment adheres to established Change Management policies and procedures
• Perform periodic disaster recovery test for the application server environments and maintain disaster recovery documentation and procedures in support of these systems
• Collaborate with application developers, database administrators and system administrators for configuration and integration of database and application components
• Install, configure, manage, and monitor COTS products i.e., Client DocuShare, OpenText, Liquid Office, Client Quality Center, Tableau, and others
• Assist the network system administrator and security team in monitoring application server environments
• Evaluate new systems and applications requirements for resource planning
• Setup and monitor the scheduled batch jobs
• Setup and monitor system alerts to provide 24x7 support and high availability
• Liaise with Oracle, and other vendors to troubleshoot technical issues
• Follow communications protocol for system failures/outages and file incident reports
• Escalate major hardware/software problems to senior IT staff
• Respond to Service Desk tickets for technical support ensuring timely follow up and resolution
• Prepare system configurations and management/support documentation and provide training and knowledge transfer to other team members as needed
• Maintain inventory of applications and software assets; create and maintain infrastructure diagrams

Available to work after hours and weekends as needed

• Preferably 6-8 years’ experience as Application Server administrator managing a large scale of Oracle WebLogic servers in Unix/Linux OS environment
• Working knowledge to install, configure, manage, monitor, & troubleshoot: Oracle WebLogic, Oracle Application Server, Oracle Reports Server, and Oracle OBIEE/OAS on Oracle Solaris operating system (version 10, 11), Oracle Virtual environment - LDOMS, zfs file systems, and zones/containers, DevOps, CI/CD pipelines, Kubernetes (AKS, ARO) Technologies, Cloud Services
• Experience in J2EE Technologies, Java Servlet, EJB, HTML, Java Script, JSP, SSL/HTTPS, Oracle RDBMS, Unix Shell scripting, Python, Windows Server environment, IIS, and IBM MQ series
• Experience in application code deployment using change management process and TFS version management software
• Experience in configuring and managing COTS products i.e., Client DocuShare, OpenText, Liquid Office, Client Quality Center, Tableau, ESRI ArcGIS, and others
• Knowledge of approaches, tools, and techniques for recognizing and resolving technical (hardware, software, application) problems
• Strong interpersonal skills, problem solving and customer service skills
• Ability to multitask and perform in a high-paced/high-pressure environment
• Ability to work independently or within a group to solve complex problems.
• Ability to communicate with different levels of the organization
• Strong team player with service-oriented attitude and customer focus