Java Support Specialist - Dunhill Professional Search & Government Solutions : Job Details

Java Support Specialist

HYBRID - San Antonio, TX or Arlington, VA

US Citizenship Required

We are looking for someone with beginning Java application skills to work in a hybrid capacity either out of Arlington, VA or San Antonio, TX on a project with the IRS. This is a great role if you are looking to dive deeper with Java Application Services and AWS environments!

Job Description:

Carries out moderately complex information systems and/or information technology tasks within more than one discipline, such as application support, database administration, software quality assurance/quality control, software engineering, network telecommunications, and infrastructure operations of administration, analysis, engineering and design.

• Install, configure, and administer JBoss Enterprise Application Server (EAP), Tomcat, Apache HTTP Server 2.x
• Oversee JAVA Application Service installations and upgrades, performance monitoring, troubleshooting, and patching. Liaise with vendors for application issues and manage JDK upgrades as needed.
• Deploy applications, enforce secure baseline configurations, support documentation, and ensure high availability, continuous monitoring, and system hardening.
• Create, configure, and maintain Tomcat servers across all environments, supporting configuration and application deployments.
• Configure and monitor data sources, JDBC Connection Pools, and JMS Messaging.
• Work with development teams to deploy patches and fixes for vulnerabilities on on-prem and cloud servers.
• Participate in monthly maintenance activities and release cycles, including JBoss EAP patching, application updates, and verification of domains and URLs.
• Create and update application documentation, including Standard Operating Procedures, and application architecture diagrams.
• Develop and enhance F5 load balancer health checks for Application server readiness and critical application URLs.
• Monitor and tune performance using tools such as Splunk and AppDynamics to manage JBoss server domains.

Minimum Qualifications

• Bachelor's Degree in Information Technology, Computer Science or a related field or equivalent relevant experience.
• 2+ years of experience in information technology, systems administration or other IT related field.

Other Job Specific Skills

• Proven experience with JBoss Enterprise Application Server (EAP), JAVA, and Apache HTTP Server configuration, installation and troubleshooting.
• Ansible playbook development and administration for middleware admin tasks.
• Expertise in application deployment, security best practices, and system hardening.
• Experience with data source configuration, and LDAP authentication.
• Ability to document processes, create SOPs, and manage health checks.
• Proficiency in performance tuning and monitoring using Splunk and AppDynamics.
• Knowledge of GitLab build pipelines and containerization (Docker, Kubernetes).
• CI/CD Tools experience - Pipeline setup and troubleshooting.
• Infrastructure as code tool experience (Ansible, Terraform)