Third-Line Application Support Engineer (Atlassian, Azure, AWS) for NATO with security clearance

WLG; Eigenbrakel; Sur place; EUR 60 000 - 90 000; Temps partiel

Résumé du poste

WLG seeks a skilled IT operations professional to deploy and manage server applications on Windows and Linux, integrate apps with identity providers, and oversee cloud components across Azure and AWS. The role involves supporting AI-based tools, maintaining environments, and providing second/third line user support with strong service orientation.

Fluency in English is required; French is an advantage. Half of the working days are on site in Belgium, with ongoing collaboration across teams and

Qualifications

• Deep knowledge of Microsoft SQL Server and IIS-based web applications.
• Good knowledge of cloud deployment on AWS and Azure, and PKI and networking fundamentals.
• Software engineering breadth: HTML5, REST & web services, XML, HTTP, SQL, plus identity integration with OAuth, OIDC or SAML2.
• Experience with IIS, JBoss or Apache Tomcat, and .NET applications.
• Extensive experience deploying and managing client-server applications and application integration.
• Strong troubleshooting and a genuine service orientation.

Responsabilités

• Deploy and manage server applications on Windows and Linux.
• Integrate applications with identity providers, and support client deployment to end-user workstations.
• Manage and configure Atlassian products across the estate.
• Maintain the operational and support environments, and monitor application performance.
• Manage identity groups and roles, and configure cloud components across Azure and AWS.
• Deploy, configure and support AI-based solutions and agents, and their integration with the applications.
• Provide second and third line support for end-user queries, and resolve software problems with minimal disruption.
• Monitor the incident process, keep tickets accurate and resolve within the service levels.
• Escalate to vendor support where that is genuinely the answer, and follow it through.
• Build the knowledge base and contribute to requirements analysis and change requests.
• Support security approval and accreditation of applications, and check compliance with the applicable regulations.

Connaissances

Microsoft SQL Server

IIS-based web apps

AWS & Azure cloud

PKI & networking

REST/HTML5/XML/SQL/web services

OAuth/OIDC/SAML2 identity

IIS/JBoss/Apache Tomcat/.NET

Troubleshooting & service orientation

English fluency; French a plus

Description du poste

Third line is where the tickets arrive that nobody else could close. This post covers a portfolio of commercial applications running on Windows and Linux servers: deploying them, integrating them with identity providers, keeping them healthy, and answering for them when they are not. Alongside the established estate there is genuinely new work - deploying and supporting AI-based tools and agents, and integrating them with the existing applications in production. Half of the working days each month are on site in Braine-l'Alleud.

What You Would Be Doing

• Deploy and manage server applications on Windows and Linux.
• Integrate applications with identity providers, and support client deployment to end-user workstations.
• Manage and configure Atlassian products across the estate.
• Maintain the operational and support environments, and monitor application performance.
• Manage identity groups and roles, and configure cloud components across Azure and AWS.
• Deploy, configure and support AI-based solutions and agents, and their integration with the applications.
• Provide second and third line support for end-user queries, and resolve software problems with minimal disruption.
• Monitor the incident process, keep tickets accurate and resolve within the service levels.
• Escalate to vendor support where that is genuinely the answer, and follow it through.
• Build the knowledge base and contribute to requirements analysis and change requests.
• Support security approval and accreditation of applications, and check compliance with the applicable regulations.

What you would bring

• Deep knowledge of Microsoft SQL Server and IIS-based web applications.
• Good knowledge of cloud deployment on both AWS and Azure, and a solid grasp of PKI and networking.
• Software engineering breadth: HTML5, REST and web services, XML, HTTP, SQL, plus identity integration with OAuth, OIDC or SAML2.
• Experience with IIS, JBoss or Apache Tomcat, and .NET applications.
• Extensive experience deploying and managing client-server applications and application integration.
• Strong troubleshooting and a genuine service orientation - this role is judged on how users get on.
• Full proficiency in English; French is an advantage.