Application Support Engineer

Inetum Portugal; Lisboa; On-site; EUR 42,000 - 54,000; Full time

Job summary

Inetum Portugal is seeking an Application Support Engineer to ensure the stability and performance of critical production applications. In a hybrid work environment, you will monitor systems, handle incidents, and coordinate with development and infrastructure teams to resolve issues.

The role requires strong experience with OpenShift, Kubernetes, JBoss EAP, Java troubleshooting, and modern observability tools.

Qualifications

• Experience supporting business-critical applications in production environments.
• Proficiency with Red Hat JBoss EAP and Java troubleshooting.
• Ability to analyze heap dumps and thread dumps for performance optimization.
• Experience with OpenShift and Kubernetes environments.
• Experience with API gateways such as Axway and Apigee.
• Knowledge of RHEL Linux.
• Experience with Dynatrace for monitoring.
• Experience with CI/CD tools including GitLab, ArgoCD, Jenkins, and Nexus Sonatype.
• Experience with Ansible and/or Terraform.
• Knowledge of Microsoft SQL Server and PostgreSQL.
• Professional proficiency in Portuguese and English.
• Exposure to Jaeger, Grafana, Prometheus, and ELK.
• Experience working within ITIL-based support processes.

Responsibilities

• Ensure the stability, availability, and performance of production applications.
• Monitor applications and manage incidents, problems, and service requests.
• Coordinate issue resolution with development, infrastructure, and external teams.
• Execute deployments, upgrades, patches, and change activities.
• Support monitoring and observability initiatives using Dynatrace.
• Maintain technical documentation and contribute to service improvement initiatives.
• Participate in on-call support activities for critical systems when required.

Skills

Production support

English proficiency

Tools

Red Hat JBoss EAP

Java troubleshooting

OpenShift

Kubernetes

API Gateway Axway/Apigee

RHEL Linux

Dynatrace

GitLab

ArgoCD

Jenkins

Nexus/Sonatype

Ansible

Terraform

Microsoft SQL Server

PostgreSQL

Jaeger

Grafana

Prometheus

ELK

Job description

Inetum is aEuropean leader in digital services, supporting organizations as they navigate continuous technological change. The company helps clients accelerate their digital transformation through a broad portfolio that includesconsulting, application services, digital engineering, cloud, cybersecurity, platforms, and infrastructure services

Job Description

We are looking for an Application Support Engineer to ensure the stability, availability, and performance of critical business applications. Working in a hybrid environment, you will support production systems, manage incidents, contribute to continuous improvement initiatives, and collaborate with development, infrastructure, and external teams.

Main Responsibilities

• Ensure the stability, availability, and performance of production applications.
• Monitor applications and manage incidents, problems, and service requests.
• Coordinate issue resolution with development, infrastructure, and external teams.
• Execute deployments, upgrades, patches, and change activities.
• Support monitoring and observability initiatives using tools such as Dynatrace.
• Maintain technical documentation and contribute to service improvement initiatives.
• Participate in on-call support activities for critical systems when required.

Qualifications

• Experience supporting business-critical applications in production environments.
• Experience with Red Hat JBoss EAP and Java troubleshooting.
• Knowledge of heap dump and thread dump analysis and performance optimization.
• Experience with OpenShift and Kubernetes environments.
• Experience with API Gateway solutions such as Axway and/or Apigee.
• Knowledge of RHEL Linux.
• Experience with monitoring and observability tools, including Dynatrace.
• Experience with CI/CD tools including GitLab, ArgoCD, Jenkins, and Nexus Sonatype.
• Experience with Ansible and/or Terraform.
• Knowledge of Microsoft SQL Server and PostgreSQL.
• Professional proficiency in Portuguese and English.
• Exposure to Jaeger, Grafana, Prometheus, and ELK.
• Experience working within ITIL-based support processes.

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