Job Highlight The incumbent will work under the overall guidance of the OneGMS Team Lead and in close collaboration with the OneGMS Lead Developer, architect, and solution lead, to implement and maintain key system requirements. They will contribute to the work of a distributed team of developers and system engineers to deliver reliable technical solutions and infrastructure for OCHA’s OneGMS platform and related pooled fund systems. The incumbent will be responsible for developing and optimizing .NET-based application components, ensuring platform availability, security, and performance, and translating business needs into robust, well-documented technical solutions. They will support the adoption of new technologies, tools, and development practices to enhance efficiency, code quality, and overall system effectiveness.
Role Purpose UNOPS is seeking to recruit an ICT Specialist - Systems Support to support OCHA´s One Grant Management system (OneGMS) and maintain our visualization services. The incumbent must demonstrate skills in designing, building, and maintaining secure, data-driven web applications and APIs that power analytics dashboards and operational tools for humanitarian projects. The role requires assisting in end-to-end delivery across backend services, data integration, and visualization layers, ensuring performance, security, and reliability at scale.
The ICT Specialist - Systems Support will report to the OneGMS Lead Developer under the overall direction of the Lead for OneGMS.
Functions / Key Results Expected
Provide direct support to the OneGMS team in gathering, documenting, and translating data integration and visualization requirements into .NET application components.
Coordinate the preparation and updating of technical documentation, including basic Entity Relationship Diagrams (ERDs), sequence diagrams, API specifications, and deployment notes.
Develop and maintain RESTful Web APIs using ASP.NET MVC with C# and Entity Framework under the guidance of senior developers.
Develop the implementation of SQL Server database schemas, queries to shape up server-side filtering, paging, and caching for high-volume datasets.
Develop responsive and accessible web UI components using ASP.NET and modern frontend frameworks as directed.
Coordinate in implementing dynamic refresh functionalities for dashboards, widgets, and other interactive user interface elements.
Education Requirements
Advanced university degree (Master’s degree or equivalent) with five (5) years of relevant experience is required; OR
First-level university degree (Bachelor’s degree or equivalent) with seven (7) years of relevant experience is required.
Experience Requirements Required:
Relevant experience building production web apps with ASP.NET, MVC, or C#.
Minimum two years of development experience of data-driven dashboards and/or interactive reporting within a .NET web application.
Desired:
Experience in REST API design, Entity Framework, and relational databases (SQL Server) highly desirable.
Solid experience in data modeling, transformations, and integrating multiple data sources and external APIs desirable.
Experience in translating complex data needs into pragmatic, maintainable solutions desirable.
Skills Business Process Mapping, Data Visualization, Technical Architecture
Language Requirements
English: Fluent – Required
French: Fluent – Desirable
Additional Information UNOPS embraces diversity and is committed to equal employment opportunity. Our workforce consists of a wide range of nationalities, cultures, languages, races, gender identities, sexual orientations, and abilities. We strive to sustain and strengthen this diversity, fostering an inclusive working environment where all personnel are treated with respect and have equal access to opportunities.
UNOPS evaluates all applications based on the skills, qualifications, and experience outlined in the vacancy announcement. We are committed to a fair and transparent selection process and welcome diverse perspectives, including those of women, indigenous and racialized communities, individuals of diverse gender identities and sexual orientations, and persons with disabilities.
UNOPS has zero tolerance for sexual exploitation and abuse (SEA), sexual harassment, and other forms of abusive conduct, including discrimination, abuse of authority, and harassment. To uphold these standards, background checks are conducted for all final candidates to help ensure that individuals with a history of such conduct are not hired. By applying for a position with UNOPS, candidates acknowledge and consent to these verification processes.
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Role Purpose UNOPS is seeking to recruit an ICT Specialist - Systems Support to support OCHA´s One Grant Management system (OneGMS) and maintain our visualization services. The incumbent must demonstrate skills in designing, building, and maintaining secure, data-driven web applications and APIs that power analytics dashboards and operational tools for humanitarian projects. The role requires assisting in end-to-end delivery across backend services, data integration, and visualization layers, ensuring performance, security, and reliability at scale.
The ICT Specialist - Systems Support will report to the OneGMS Lead Developer under the overall direction of the Lead for OneGMS.
Functions / Key Results Expected
Provide direct support to the OneGMS team in gathering, documenting, and translating data integration and visualization requirements into .NET application components.
Coordinate the preparation and updating of technical documentation, including basic Entity Relationship Diagrams (ERDs), sequence diagrams, API specifications, and deployment notes.
Develop and maintain RESTful Web APIs using ASP.NET MVC with C# and Entity Framework under the guidance of senior developers.
Develop the implementation of SQL Server database schemas, queries to shape up server-side filtering, paging, and caching for high-volume datasets.
Develop responsive and accessible web UI components using ASP.NET and modern frontend frameworks as directed.
Coordinate in implementing dynamic refresh functionalities for dashboards, widgets, and other interactive user interface elements.
Education Requirements
Advanced university degree (Master’s degree or equivalent) with five (5) years of relevant experience is required; OR
First-level university degree (Bachelor’s degree or equivalent) with seven (7) years of relevant experience is required.
Experience Requirements Required:
Relevant experience building production web apps with ASP.NET, MVC, or C#.
Minimum two years of development experience of data-driven dashboards and/or interactive reporting within a .NET web application.
Desired:
Experience in REST API design, Entity Framework, and relational databases (SQL Server) highly desirable.
Solid experience in data modeling, transformations, and integrating multiple data sources and external APIs desirable.
Experience in translating complex data needs into pragmatic, maintainable solutions desirable.
Skills Business Process Mapping, Data Visualization, Technical Architecture
Language Requirements
English: Fluent – Required
French: Fluent – Desirable
Additional Information UNOPS embraces diversity and is committed to equal employment opportunity. Our workforce consists of a wide range of nationalities, cultures, languages, races, gender identities, sexual orientations, and abilities. We strive to sustain and strengthen this diversity, fostering an inclusive working environment where all personnel are treated with respect and have equal access to opportunities.
UNOPS evaluates all applications based on the skills, qualifications, and experience outlined in the vacancy announcement. We are committed to a fair and transparent selection process and welcome diverse perspectives, including those of women, indigenous and racialized communities, individuals of diverse gender identities and sexual orientations, and persons with disabilities.
UNOPS has zero tolerance for sexual exploitation and abuse (SEA), sexual harassment, and other forms of abusive conduct, including discrimination, abuse of authority, and harassment. To uphold these standards, background checks are conducted for all final candidates to help ensure that individuals with a history of such conduct are not hired. By applying for a position with UNOPS, candidates acknowledge and consent to these verification processes.
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