✦ Luna Orbit — ERP & CRM Systems

OneStream Developer

at MANTECH

📍 Remote, US Remote Posted April 15, 2026
Type Not Specified
Experience senior
Exp. Years 5+ years relevant experience; 3+ years OneStream implementation; 1+ years OneStream XF
Education Bachelor’s degree in computer science, Systems Engineering, Information Systems, or related field
Category ERP & CRM Systems

Remote OneStream Consultant/Developer role serving as a technical lead and subject matter expert for complex OneStream implementations. You will design application modules, implement business rules and workflows, optimize performance, and guide associates through technical delivery.

  • Lead design of application modules and technical specifications
  • Write and optimize complex Business Rules and Workflow strategies
  • Design data load processes, Custom Tables, and Variance Analyses
  • Configure MarketPlace Solutions and integrate into core application
  • Design reporting strategies using BI Viewer, Extensible Documents, and Cube Views

This role centers on OneStream architecture and implementation, including Data Management, Cube Design, Security, module design (PPBE, Workforce, Capital, Capex), complex Business Rules and Workflow strategies, and custom data load processes. It also requires advanced VB.NET or C# plus SQL, along with reporting strategy implementation using BI Viewer, Extensible Documents, and Cube Views.

The ideal candidate is a senior OneStream consultant with 3+ years dedicated OneStream implementation experience and 1+ years of OneStream XF configuration/optimization. They are highly proficient in VB.NET or C# and SQL, with strong architecture skills across Data Management, Cube Design, and Security, and they can lead complex module design and business rules/workflow strategies.

5+ years of relevant experience in software development or financial systems implementation3+ years of dedicated OneStream implementation experience1+ years of OneStream XF implementationconfigurationand optimization experienceAdvanced proficiency in VB.NET or C# and SQLStrong understanding of OneStream architectureincluding Data ManagementCube Designand SecurityBachelor’s degree in computer scienceSystems EngineeringInformation Systemsor related field
Experience with the federal PlanningProgrammingBudgetingand Execution (PPBE) processExperience assisting with the federal PPBE process or financial management within the government sector
OneStreamVB.NETC#SQLBI ViewerExtensible DocumentsCube ViewsMarketPlace SolutionsLine Item ModelingTask Manager
OneStreamOneStream XFData ManagementCube DesignSecurityBusiness Rules (FinanceParserConnectorExtender)Workflow strategiesData load processesCustom TablesVariance AnalysesVB.NETC#SQLMarketPlace SolutionsLine Item ModelingTask ManagerBI ViewerExtensible DocumentsCube ViewsPPBEcode reviewsperformance optimization
OneStreamOneStream implementationOneStream architectureData ManagementCube DesignSecurityApplication module design (PPBEWorkforceCapitalCapex)Business Rules (FinanceParserConnectorExtender)Workflow strategiesData load processesCustom TablesVariance AnalysesVB.NETC#SQLMarketPlace SolutionsLine Item ModelingTask ManagerBI ViewerExtensible DocumentsCube ViewsCode reviewsPerformance optimizationScalable data models
Technical leadershipMentoringClient collaborationConsulting mindsetTranslating functional requirements into technical blueprintsCommunicationTeam collaborationGuiding associatesResearching emerging technologiesPresenting recommendations
Industry Government/Public Sector Consulting (Financial Systems)
Job Function Architect, develop, and optimize OneStream modules and rules for mission-critical financial planning and close/reporting solutions.
Role Subtype ERP Analyst
Tech Domains ERP & CRM Systems, SQL / PostgreSQL
OneStream DeveloperOneStream ConsultantOneStreamOneStream implementationOneStream XFOneStream architectureData ManagementCube DesignSecurityPPBEPlanningProgrammingBudgetingand ExecutionBusiness RulesFinanceParserConnectorExtenderWorkflowdata load processesCustom TablesVariance AnalysesVB.NETC#SQLMarketPlace SolutionsLine Item ModelingTask ManagerBI ViewerExtensible DocumentsCube Viewscode reviewsscalable data modelsperformanceonestreamonestream xfdata managementcube designsecuritybusiness rulescube views

Must have 3+ years of dedicated OneStream implementation experience, Must have 1+ years of OneStream XF implementation, configuration, and optimization experience, Must have advanced proficiency in VB.NET or C# and SQL, Bachelor’s degree required

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