OneStream Manning Specialist Developer, Senior Consultant

One Stream Manning Specialist Developer, Senior Consultant

Our Deloitte Finance Transformation team practices to help chief financial officers, controllers, and finance teams define and execute their finance and global business services agendas and strategies. You will work with leading-class teams and solutions, helping clients navigate challenging environments, market uncertainty, technology development, and regulatory considerations to unlock value. Your work may span strategy, operations, process design, and technology as we partner with clients to transform finance.

Recruiting for this role ends on month 10/02/2026.

As a One Stream Manning Specialist Developer on the Business Finance team, you will be responsible for designing, developing, and maintaining One Stream workforce planning solutions that support budget and finance business processes.

Design, develop, and maintain budget and finance business process Manning solutions using workforce planning within the One Stream platform

Translate business requirements from budget and finance stakeholders into tailored One Stream applications that support workforce planning needs

Build and support data integration, automation, and system functionality to enable accurate and efficient planning processes

Provide technical expertise in One Stream extensibility, advanced customization, and complex integrations across the solution environment

Mentor developers, provide technical guidance, and resolve escalated technical issues to support delivery quality and platform performance

• Ability to work independently and collaborate as part of a team
• Effective written and verbal communication skills
• Meticulous attention to detail and quality of work product
• Ability to build and sustain professional relationships
• Ability to lead projects or work streams
• Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
• Strong interpersonal skills and professional demeanor
• Ability to meet deadlines
• Ability to mentor and provide clear guidance to others

Deloitte’s Government & Public Services (GPS) practice – our people, ideas, technology and outcomes – is designed for impact. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Our Business Finance offering enables finance to drive strategic value through transformation and synchronization of planning, costing, budgeting and forecasting across finance and other functions. Using advanced, scalable data and tech platforms, we also generate actionable insights and analytics, streamline decision making and enable data driven profitable growth. Manages risk and opportunities associated with diverse and complex grant programs through end-to-end grants management solutions.

The Project Delivery Talent Model is designed for professionals with specialized skills that align to a current client need. Team members focus on delivering services to clients, without additional expectations related to business development or promotion. Their employment is tied to their role on a project, and they are eligible for a benefits package that is competitive for project delivery-focused professionals.

• Required:
  • Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
  • 3+ years of experience in similar EPM technology
  • 1+ years of foundational EPM development or configuration experience
• Preferred:
  • Experience in relevant domains such as budgeting, planning, or federal programs
  • One…