#NC26SED189447 - L3 Support Engineer for COTS Applications / 2
Deadline: June 18, 2026
Requester: NATO
Location: Braine L'Alleud, Belgium
Job type: Contractor
Start date: July, 2026
Security clearance: NATO SECRET
SCOPE OF WORK / DUTIES / ROLES
COTS Application Support:
-
Deploy and manage server applications running on Windows or Linux servers;
-
Integrate applications with identity providers;
-
Support creation and deployment of client applications on end-user workstations;
-
Gathering and reporting metrics and Key Performance Indicators (KPIs).
Cloud Configuration (Azure, AWS):
-
Manage EntraID Groups and Roles;
-
Manage and configure different Cloud components.
COTS End-User Support:
-
Provision of support services in accordance with the SLA, based on the NCI Agency support levels, roles and responsibilities;
-
Provide second-level and third-level support for end-user queries;
-
Troubleshoot and resolve software issues, ensuring minimal disruption to users;
-
Communicating solutions or advices to customers and users;
-
Troubleshoot and resolve software problems, ensuring efficient use of resources and problem resolution.
COTS End-User Support:
-
Monitor the incident management process for tickets created in the helpdesk ticketing system;
-
Log and track support incidents using the helpdesk ticketing system;
-
Ensure all tickets are updated with accurate and detailed information and resolved within the agreed service levels.
Escalation:
-
Escalate complex issues to vendor support or appropriate teams when necessary;
-
Follow up on escalated issues to ensure timely resolution and user satisfaction.
Knowledge Base Management:
-
Contribute to the creation and maintenance of a knowledge base, documenting common issues and solutions;
-
Share knowledge and best practices with team members to improve overall service quality;
-
Contribute to analysis and documentation of new requirements and change requests;
-
Participate in review of documentation such as requirements definitions, software design (functional/technical analysis), systems specifications or other deliverables.
Technical:
-
Controlling, managing and providing access to the restricted areas managed by the business area;
-
Ensuring the proper functionality and security of software and hardware managed by NBAC;
-
Monitoring COTS Applications and other software managed by NBAC by identifying and reporting any problems with the infrastructure, hardware and software applications;
-
Providing support to NBAC team for security approval and accreditation of software applications and CIS;
-
Controlling and checking compliance with security regulations laid down by NCIA and NATO on the use of software and hardware which is part of the NBAC services;
-
Gathering functional and non-functional requirements, including drafting systems specifications;
-
Support technical reviews, walkthroughs and audits.
Communication and Collaboration:
-
Work closely together and provide input to Service Delivery Managers, Project Managers, Portfolio Managers and other stakeholders;
-
Communicate effectively with users to understand their issues and provide clear instructions;
-
Collaborate with NCIA and vendors teams to resolve issues and improve service delivery;
-
Acting as a point of contact for the CIS Support Units (CSU) and other support staff for daily operations of the services;
-
Provide briefings and presentations.
REQUIRED SKILLS, KNOWLEDGE AND EXPERIENCE
- Deep understanding of end-user devices (desktops, laptops, tablets, smartphones) running Windows OS, Android OS and Apple iPhones/iPads;
- Expert knowledge of Linux server infrastructure, Windows server infrastructure and Active Directory;
- Expert knowledge of Microsoft SQL Server 2019-2025 and IIS based web applications;
- Expert knowledge of networking infrastructure;
- Very good knowledge of cloud technologies and cloud deployment for both AWS and Azure;
- Expert knowledge of PKI;
- Technologies and standards (at least 4 of them): HTML5, REST&Web Services, XML, HTTP, SQL, Visual Basic for Applications; ii. Identity Management (OAuth, OIDC, SAML2) application integration; iii. Application server technologies and Relational data base management systems; iv. Programming languages and platforms;
- NET/C#, JAVA, JavaScript;
- Task automation through scripting in both Windows and Linux;
- Deep understanding of security constraints and requirements in CIS;
- Deep understanding of NCIA and NATO security directives and regulations, along with understanding of industry best practices and standards;
- Familiarity with Microsoft services and tools, including Outlook, Teams, SharePoint;
- Atlassian products (Jira, Jira Service Management, Confluence) ii. IIS, JBOSS, Apache Tomcat;
- Extensive experience in deployment and management of client-server applications, application integration and data transformation for application integration;
- Requirements elicitation and management (including non-functional requirements for Operations & Maintenance); ii. SW change management and testing; iii. Software design, implementation and testing; iv. Software Engineering techniques and methodologies;
- Application release and deployment management; vi. Configuration management practices and tools; vii. Application Lifecycle Management concept and tools;
- Strong troubleshooting skills to diagnose and resolve hardware, software, and network issues;
- Ability to guide users through problem-solving steps effectively;
- Excellent verbal and written communication skills;
- Full proficiency in English. French language proficiency is of advantage;
- Ability to communicate technical information to non-technical users in a clear and concise manner;
- Ability to work in cross-functional application management/deployment teams;
- Strong customer service focus with a commitment to user satisfaction;
- Patience and empathy when dealing with user issues and concerns;
- Ability to manage multiple support tickets and prioritize tasks effectively;
Attention to detail in documenting support activities and maintaining accurate records; - Ability to work effectively as part of a team and share knowledge and resources;
- Willingness to collaborate with colleagues to solve complex issues;
- The candidate has strong customer relationship skills, including negotiating complex and sensitive situations under pressure;
- The candidate must have the nationality of one of the NATO nations;
- The candidate must possess a NATO Secret Security Clearance or national equivalent;
- Prior experience of working in an international environment comprising both military and civilian elements.
APPLY TO THIS POSITION
