Job Details:
Our client is looking for an Application Support Engineer to join the second-level support team. This role is an onsite role based in Dublin 15 and ideal for someone who has a strong interest in technology and problem-solving, and who enjoys working across applications, infrastructure, and client environments. You will be responsible for diagnosing and resolving complex technical issues escalated from the Level 1 Client Support team, ensuring system stability and a high-quality customer experience.
Required:
* 0-1 years of experience with Java, with the ability to triage issues and contribute code fixes.
* Ability to work effectively across support, development, QA, and infrastructure teams.
* Strong working knowledge of Microsoft SQL Server, including writing SQL and diagnosing database issues.
* Experience with Amazon Web Services (AWS), including log analysis, monitoring, and infrastructure investigation.
* Experience using Jira for ticket and project management.
* Exposure to frontend technologies such as JSF, PrimeFaces, or similar (beneficial).
* Familiarity with CI/CD tools, like Jenkins.
* Networking knowledge is a plus
* Experience implementing or supporting Single Sign-On (SAML/OIDC) is a plus
* Strong analytical, troubleshooting, and communication skills.
Responsibilities
* Provide Level 2 application support, investigating and resolving issues escalated from the Level 1 support team.
* Diagnose application, database, infrastructure, and integration-related issues, identifying root causes and implementing fixes.
* Triage and resolve defects, including developing and deploying code patches where required.
* Work with Java-based applications (currently Java 8), including custom middleware supporting customer hardware devices used for clocking in/out.
* Monitor and troubleshoot systems hosted on Amazon Web Services (AWS), including reviewing logs, responding to CloudWatch alerts, and supporting incident mitigation and resolution.
* Write, review, and troubleshoot SQL queries, and investigate data-related issues within Microsoft SQL Server.
* Support technical onboarding of new clients, including build configuration, deployment management using Jenkins, and implementation of Single Sign-On (SAML/OIDC).
* Collaborate with QA teams on bug reproduction, tracking, resolution, and validation.
* Maintain accurate issue tracking and documentation using Jira.
* Assist with networking-related troubleshooting as required.