[6273] L3 Support Engineer for COTS Applications

GardPass Consulting & Space; Eigenbrakel; Sur place; EUR 60 000 - 95 000; Plein temps

Résumé du poste

GardPass Consulting & Space is seeking an IT systems specialist to deploy and manage Windows and Linux servers, integrate with identity providers, and support client apps on workstations. You will gather KPIs, maintain systems, and monitor performance across cloud and on-prem environments.

The role requires experience with AI/LLM technologies, AWS/Azure, scripting, and strong communication. NATO security clearance or national equivalent is required, with international collaboration involved.

Qualifications

• Minimum 3 years' relevant experience in IT or related field.
• Must hold NATO SECRET security clearance or national equivalent.
• Strong communication and documentation skills.

Responsabilités

• Deploy and manage applications on Windows and Linux servers.
• Integrate applications with identity providers.
• Deploy and support client applications on end-user workstations.
• Gather and report KPIs and service metrics.
• Support day-to-day operation and maintenance of assigned systems.
• Monitor application performance and operational environments.
• Provide 2nd and 3rd line end-user support per SLAs.
• Troubleshoot and resolve software issues.
• Log, monitor and track incidents through helpdesk systems.
• Maintain knowledge bases and document common issues.

Connaissances

Windows & Linux

Active Directory

AI/LLM

Cloud & PKI

Networking

AWS & Azure

Web tech

Scripting & Automation

English (proficiency)

Cross-functional teamwork

Formation

Bachelor's degree in CS/EE

Outils

SQL Server 2019–2025

IIS

Apache Tomcat / JBoss

.NET/C#, Java, JavaScript

Description du poste

Start date: Negotiable

Clearance: NATO Secret or equivalent

Location: Braine-l'Alleud, Belgium

Activities & Responsibilities

• Deploy and manage applications on Windows and Linux servers.
• Integrate applications with identity providers.
• Deploy and support client applications on end-user workstations.
• Gather and report KPIs and service metrics.
• Support day-to-day operation and maintenance of assigned systems.
• Manage and configure Atlassian products.
• Monitor application performance and operational environments.
• Support CIS Support Units (CSUs) and other technical support staff.
• Manage Entra ID groups and roles.
• Configure and manage cloud components across Azure and AWS.
• Deploy, configure and support AI-based solutions, tools and agents.
• Support AI/LLM integration with COTS applications in production environments.
• Monitor, maintain and support AI solutions.
• Provide 2nd and 3rd line end-user support in accordance with SLAs.
• Troubleshoot and resolve software issues.
• Log, monitor and track incidents through helpdesk systems.
• Escalate complex issues to vendors or appropriate technical teams.
• Maintain knowledge bases and document common issues and solutions.
• Support requirements analysis, change requests and technical documentation.
• Manage access to restricted areas.
• Ensure software and hardware functionality, security and compliance.
• Monitor COTS applications and associated infrastructure.
• Support security approval and accreditation activities.
• Ensure compliance with NATO and NCIA security regulations.
• Gather functional and non-functional requirements and draft system specifications.
• Support technical reviews, walkthroughs and audits.
• Support change management, configuration management, release/deployment and testing.
• Work with Service Delivery Managers, Project Managers, Portfolio Managers and other stakeholders.
• Collaborate with NCIA teams and external vendors.

Requirements

• Minimum 3 years' relevant experience in computer science, electronic engineering or a related field.
• Strong knowledge of Windows and Linux server infrastructure and Active Directory.
• Expert knowledge of Microsoft SQL Server 2019–2025 and IIS-based web applications.
• Strong experience with AI/LLM technologies, including cloud/on-premises LLMs, agentic systems, AI integration, MLOps and AI lifecycle management.
• Strong networking, cloud and PKI knowledge.
• Strong experience with AWS and Azure.
• Strong software engineering knowledge across technologies including HTML5, REST, Web Services, XML, HTTP, SQL, VBA, OAuth, OIDC, SAML2, .NET/C#, Java and JavaScript.
• Experience with Windows and Linux scripting and task automation.
• Experience with IIS, JBoss, Apache Tomcat and .NET-based applications.
• Extensive experience with client-server application deployment, application integration and data transformation.
• Knowledge of requirements management, software design, implementation, testing, change management, deployment, configuration management and Application Lifecycle Management.
• Strong troubleshooting skills across hardware, software and networks.
• Excellent verbal and written communication skills.
• Full professional proficiency in English; French is advantageous.
• Strong customer service and relationship management skills.
• Ability to communicate technical information clearly to non-technical users.
• Ability to work effectively within cross-functional teams.
• Knowledge of NATO and NCIA security directives and regulations.
• Experience working in an international environment involving military and civilian personnel.
• Must be a national of a NATO member nation.
• Must hold a NATO SECRET security clearance or national equivalent.