Senior Application Support Engineer – Critical Systems

Empower critical systems — drive stability and resilience in high-stakes production environments!

Lisbon-based opportunity with a hybrid work model (up to 2 days remote per week).

As a Senior Application Support Engineer, you will be working for our client, a leading player in the industry focused on maintaining and enhancing critical production systems. Join a team committed to excellence, ensuring seamless operations and innovative solutions.

Your main responsibilities:

• Provide solid application support in a critical production environment, ensuring system availability and performance.
• Analyze logs, troubleshoot incidents, and track issues across distributed systems using structured approaches.
• Perform maintenance, updates, and incident resolution following ITIL best practices (Incident, Problem, Change management).
• Collaborate with development teams to understand application architecture and support requirements.
• Utilize CI/CD tools such as Jenkins and GitLab for deployment and automation processes.
• Monitor system health with various tools, including job schedulers and monitoring platforms.
• Apply basic scripting in PowerShell, Shell, or Python to automate routine tasks and improve support workflows.
• Assist in implementing stability improvements and preventive measures for production systems.

You're ideal for this role if you have:

• At least 4 years of experience in application support, operations, or a similar role.
• Solid experience with application support, RUN, and MCO in critical environments.
• Proficiency in .NET / C# development, MS SQL Server, and familiarity with Dynamics 365 is a bonus.
• Good understanding of web applications, APIs, relational databases, and monitoring tools.
• Ability to analyze logs, troubleshoot incidents, and perform structured problem-solving.
• Knowledge of CI/CD tools such as Jenkins and GitLab.
• Well-versed in ITIL processes (Incident, Problem, Change).
• Experience working in Windows / Unix / Linux environments with basic scripting skills.

It is a strong plus if you have:

• Experience with PowerShell, Shell scripting, or Python.
• Certifications or additional expertise related to IT service management or automation.

Language Required for the role:

• Good command of English — both spoken and written.

Eligibility to work in Europe:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.