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DEADLINE: allied4eu June 18, 2026

#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.

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