OneStream Developer

Responsibilities

• Support the design and build of a OneStream platform solution under the guidance of a Technical Lead
• Develop and configure:
• Data integrations
• Cubes and dimension metadata
• Workflows and dashboards
• Business rules and financial calculations
• Participate in client discovery sessions to gather and refine business requirements
• Demonstrate system functionality and capabilities to stakeholders
• Contribute to:
• System testing documentation and execution
• User acceptance testing (UAT)
• End-user training materials and delivery
• Collaborate with functional and technical teams to ensure alignment with financial reporting requirements
• Minimum Requirements
• Bachelor's degree in a related field
• Holds a Department of War (DoW) Secret clearance
• Hands-on experience or foundational knowledge in:
• OneStream (or similar EPM/CPM platform)
• Microsoft VB.NET (for business rule development)
• SQL (data querying and integration)
• IBM Cognos TM1
• Oracle Hyperion Financial Management (HFM)
• Experience supporting financial systems implementations or enhancements
• Creativity and adaptability in problem-solving
• Ability to work with clients to understand their needs
• Strong organizational and time-management skills
• Excellent written and verbal communication skills
• Professional presence
• Preferred Skills
• Foundational understanding of:
• Accounting principles and financial processes
• Financial and management reporting
• Financial reporting standards (e.g., GAAP, federal reporting frameworks)
• Experience with:
• OneStream Financial Consolidation processes
• Budgeting, forecasting, or financial planning systems
• Exposure to federal financial environments or ERP systems (e.g., GFEBS, SAP, Oracle)
• Ability to work in a team environment, as well as independently
• Strong customer and vendor relationship skills
• Demonstrated ability to comply with data standards and policies
• Motivation to learn new technologies and methodologies that demonstrate value
• Past experience working with a Federal agency
• Department of War experience is a plus!
• About CSCI
• Benefits of Working at CSCI
• Competitive salaries
• Generous Paid Time Off (PTO) package
• Paid holidays aligned to the Federal calendar
• Full health benefits including medical, dental, vision, and life insurance
• 401(k) retirement plan
• Team building events
• Professional development support
• Legal
• CSCI complies with all applicable Federal, state, and local employment regulations. Please reach out to HR@csciconsulting.com with any questions.
• Equal Employment Opportunity
• If you require an accommodation, please contact CSCI Human Resources for further assistance. For questions regarding the qualifications listed above, please contact the CSCI Recruiting Team.
• E-Verify
• CSCI participates in E-Verify to confirm the employment eligibility of all newly hired employees. For more information, please visit www.dhs.gov/E-Verify .
• California Consumer Privacy Act (CCPA) Notice
• As part of the application and recruitment process, CSCI Consulting, Inc. may collect personal information as described under the California Consumer Privacy Act (CCPA).
• This information is collected solely for employment-related purposes, including evaluating yo

Benefits

Additional Information

Job Description CSCI Consulting is looking for a OneStream Developer to support the Office of the Under Secretary of War (OUSW) OARS program. This role will support the design, development, and implementation of a OneStream financial management solution to enhance reporting, consolidation, and data integration capabilities. The ideal candidate combines technical expertise and functional financial knowledge to deliver scalable, audit-ready solutions in a federal environment.

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