[Remote] Associate OneStream Developer

March 6, 2026

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Note: The job is a remote job and is open to candidates in USA. MANTECH is focused on re-engineering the financial backbone of the U.S. Government, providing mission-critical Planning, Programming, Budgeting, and Execution solutions. They are seeking an Associate OneStream Developer to work with Senior Architects in building and configuring OneStream solutions, enabling data-driven decision-making for federal agencies.

Responsibilities

Configure and develop OneStream artifacts including Cube Views, Dashboards, MarketPlace Solutions, and Workflow Profiles. create reports using BI Viewer and Extensible Documents
Assist in designing and maintaining Security Groups and Roles, assigning access rights to dimensions, workflows, and users to ensure data integrity
Apply knowledge of VB.NET and SQL to write efficient member formulas and business rules (Finance, Parser, Connector) that enhance system functionality
Design and build Data Management sequences, transformation rules, and data load artifacts; validate data accuracy using Quick Views and XFGET/XFSET
Utilize OneStream error logs and trace analysis to troubleshoot and resolve development issues arising from unit testing and UAT
Proactively update project documentation, including technical playbooks, operation guides, and meeting minutes to ensure knowledge transfer

Skills

Bachelor's degree in computer science, Systems Engineering, Information Systems, or related field
1+ year of relevant experience in software development, financial systems implementation, or OneStream configuration
Familiarity with object-oriented programming (C# or VB.NET)
Proficiency with SQL (Oracle or SQL Server) for data manipulation
Understanding of multidimensional data (OLAP) or financial reporting concepts
Must be a U.S. Citizen and be willing and able to obtain a Public Trust
Experience with the federal Planning, Programming, Budgeting, and Execution (PPBE) process or financial management within the government sector
OneStream Certified Associate (OCA) or completion of OneStream 'First Project Readiness' / 'Application Build' training
Experience assisting with ATOs, Single Sign-On (SSO), or working in a professional services/consulting firm
CompTIA Security+ certification

Company Overview

ManTech is a technology company that offers cyber, IT, and data analytics technologies and solutions for security programs. It was founded in 1968, and is headquartered in Herndon, Virginia, USA, with a workforce of 5001-10000 employees. Its website is https://www.mantech.com.

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