# SC2026/004824 NNCCRS SW Engineer - MTF Message Monitoring App (NS) - MON 18 May **Company:** [EMW, Inc.](http://jobs.workable.com/companies/rxTcVwBJTwXzUuxD5bzFUW.md) **Location:** Mons, Belgium **Workplace:** on site **Employment type:** Contract **Department:** AAS [Apply for this job](http://jobs.workable.com/view/e9c35bd4-c0b6-4a5d-8ead-6556602f57b8) ## Description **Deadline Date:** Monday 18 May 2026 **Requirement:** NNCCRS SW Engineer - MTF Message Monitoring App **Location:** Mons, BE **Full Time On-Site:** Yes **Time On-Site:** 100% **Total Scope of the request (hours):** 836 **Required Start Date:** 1 July 2026 **End Contract Date:** 31 December 2026 **Required Security Clearance:** NATO SECRET **Duties & Role:**   The contractor shall be responsible for the end-to-end delivery of the Military Text Format (MTF) message monitoring application, in accordance with the defined requirements. **1\. Design and Development:** Design the overall system architecture aligned with the prescribed technology stack; Develop backend services for message ingestion, processing, validation, and storage; Develop frontend components for user interaction, including dashboards and detailed views; Implement message parsing and validation logic for MTF messages; Ensure extensibility of configurable elements such as message categories **2\. Integration:** Integrate the application with Microsoft Exchange using EWS to monitor the registry mailbox; Implement authentication and authorization via Keycloak and Active Directory; Implement and manage X.509 certificate usage where required; Ensure proper interaction between frontend, backend, and database components **3\. Data Management:** Design and implement the database schema; Ensure efficient storage and retrieval of message data and delivery status information; Implement user and group-based access control within the application **4\. Delivery Status and Monitoring Features:** Implement tracking of message delivery, read, and acknowledgement status; Develop mechanisms to calculate and display status metrics and percentages; Provide visualization components for operational awareness, including dashboards **5\. Validation and Compliance:** Implement validation of MTF messages against both generic and type-specific structures; Implement validation of message exchange workflows; Identify and highlight missing actions and inconsistencies **6\. DevOps and Deployment:** Configure and maintain Amazon Azure DevOps pipelines for build and release; Produce deployable RPM packages; Implement and maintain software deployment automation; Ensure the application can be deployed on Oracle Linux environments **7\. Documentation:** Produce and maintain documentation in LaTeX format, including User manual, Installation guide and Deployment plan; Ensure documentation is complete, accurate, and aligned with the delivered system **8\. Testing and Quality Assurance:** Perform unit, integration, and system testing; Support user acceptance testing; Ensure compliance with security and performance requirements **9\. Support and Collaboration:** Collaborate with stakeholders to refine requirements and priorities; Translate operational needs into practical technical and user interface solutions; Provide technical guidance and recommendations where appropriate; Support troubleshooting and issue resolution during development and deployment ## Requirements **Skill, Knowledge & Experience:** - The candidate must have a currently active NATO SECRET security clearance - The contractor shall demonstrate proven expertise in the design, development, and delivery of secure, enterprise-grade web applications in a defence or similarly regulated environment. - Technical Skills: The contractor shall possess strong, demonstrable experience in: Backend development using Java; Frontend development using React; Database design and implementation using PostgreSQL; Object-relational mapping using Java Persistence API (JPA); Integration with Microsoft Exchange using Exchange Web Services (EWS) or IMAP; Implementation of authentication and authorization using Keycloak, including integration with Active Directory, Working with X.509 certificates, including handling, validation, and secure usage; Deployment and configuration on Linux environments, preferably Oracle Linux (versions 9 or higher); Configuration and use of Apache as a reverse proxy; Version control using Git. - The contractor shall have experience in: Designing scalable and maintainable system architectures; Implementing role-based access control and fine-grained authorization models; Developing applications with secure coding practices - DevOps and Tooling: The contractor shall demonstrate experience with: Amazon Azure DevOps, including repository management, pipelines, and build automation; Creation and maintenance of CI/CD pipelines; Packaging applications in RPM format; Software deployment automation; Generating technical documentation using LaTeX and automated build pipelines; - Domain Knowledge: The contractor should have: Understanding of Military Text Format (MTF) messaging standards, or the ability to rapidly acquire such knowledge; Experience with message parsing, validation, and structured data processing; Familiarity with messaging workflows, delivery tracking, and audit requirements; - Security and Compliance: The contractor shall demonstrate: Experience in developing applications compliant with strict security standards; Familiarity with NATO Web Application Security Directive or equivalent security frameworks; Ability to implement secure authentication, data protection, and audit logging mechanisms - User Experience and Requirements Translation: The contractor shall demonstrate a strong ability to: Translate user requirements into effective and usable web-based user interfaces; Balance user expectations with web design best practices, ensuring usability across different screen sizes and avoiding overly complex layouts, such as multiple panels or independent scroll areas - Methodology, Communication and Collaboration: The contractor shall: Have proven experience working in Agile SCRUM environments; Be capable of participating in sprint planning, reviews, and retrospectives; Be able to conduct all work, communication, and documentation in English; Demonstrate strong communication skills and ability to collaborate with stakeholders, including technical and operational users - Experience working within controlled or restricted DevOps environments is highly desirable. - Previous experience working within NATO environments is highly desirable.