Amex GBT is a place where colleagues find inspiration in travel as a force for good and – through their work – can make an impact on our industry. We’re here to help our colleagues achieve success and offer an inclusive and collaborative culture where your voice is valued.
The Commercial Data Science Manager is responsible for building, implementing, and maintaining OneStream-driven capabilities across our current and future-state forecasting and reporting processes within the Commercial FP&A team. The role bridges finance strategy and technology — partnering with FP&A to enhance OneStream's system capabilities, while using OneStream-driven reporting to deliver actionable insights to FP&A and the wider business.
Sitting within the Commercial FP&A team, you will collaborate closely with FP&A, global data teams, Finance Transformation, and external implementation partners to optimize application performance, automate processes, and expand system capabilities — delivering scalable reporting, planning, and forecasting solutions.
What You’ll do
- Support roll out and implementation of OneStream SensibleAI demand planning (forecast) model
- Partner with OneStream Admin & Implementation partners to build and implement additional features to existing demand planning model to drive continuous improvement
- Build and maintain OS driven suite of reports (Cube view, dynamic reporting, quick view) for commercial reporting and analysis.
- Analyse and report on OS dashboarding to support business insights
- Own and maintain volume reconciliations between OneStream & other commercial reporting systems
- Support month end reporting via OS suite of reports
- Assist in data improvement projects to drive improvement in FP&A volume reporting
- Drive platform optimization, monitoring calculation health checks and troubleshooting performance bottlenecks.
- Work with OneStream Administration team to drive Genesis certification and super user training for the team and reduce long-term dependency on external implementation partners by building internal capability and architectural knowledge.
- Evaluate opportunities to apply AI and automation to existing FP&A processes
What We're Looking For
- Onestream Certified specialist – Reports and Dashboards. Minimum 2 years experience or more in OS. This is a must have.
- Project management certifications (Agile/PMP) are a plus.
- Bachelor's Degree in Finance, Information Systems, Computer Science, or related discipline (essential).
- Minimum of 5+ years of experience working with Enterprise Performance Management (EPM/CPM) systems, with a minimum of 2 years hands-on OneStream development and architecture experience.
- Strong proficiency in VB.NET or C# scripting for business rules, along with advanced relational database skills (SQL Server).
- Exceptional communication skills with the ability to lead requirement-gathering workshops and translate complex business requirements into clear technical plans.
- Experience working in or with FP&A or financial reporting functions, providing context for the business use of the platform.
- Proven ability to translate complex financial data into clear, compelling visual narratives
- Experience with BI tools such as Power BI or Tableau is a plus, supporting the development of interactive dashboards and self-service reporting beyond OneStream's native capabilities.
Location
United Kingdom
The #TeamGBT Experience
Work and life: Find your happy medium at Amex GBT.
Flexible benefits are tailored to each country and start the day you do. These include health and welfare insurance plans, retirement programs, parental leave, adoption assistance, and wellbeing resources to support you and your immediate family.
Travel perks: get a choice of deals each week from major travel providers on everything from flights to hotels to cruises and car rentals.
Develop the skills you want when the time is right for you, with access to over 20,000 courses on our learning platform, leadership courses, and new job openings available to internal candidates first.
We strive to champion Inclusion in every aspect of our business at Amex GBT. You can connect with colleagues through our global INclusion Groups, centered around common identities or initiatives, to discuss challenges, obstacles, achievements, and drive company awareness and action.
And much more!
All applicants will receive equal consideration for employment without regard to age, sex, gender (and characteristics related to sex and gender), pregnancy (and related medical conditions), race, color, citizenship, religion, disability, or any other class or characteristic protected by law.
Click Here for Additional Disclosures in Accordance with the LA County Fair Chance Ordinance.
Furthermore, we are committed to providing reasonable accommodation to qualified individuals with disabilities. Please let your recruiter know if you need an accommodation at any point during the hiring process. For details regarding how we protect your data, please consult the Amex GBT Recruitment Privacy Statement.
What if I don’t meet every requirement? If you’re passionate about our mission and believe you’d be a phenomenal addition to our team, don’t worry about “checking every box;" please apply anyway. You may be exactly the person we’re looking for!
Skills Required
- OneStream Certified Specialist in Reports and Dashboards
- At least 2 years of OneStream experience
- Bachelor's degree in Finance, Information Systems, Computer Science, or a related discipline
- At least 5 years of experience with Enterprise Performance Management or Corporate Performance Management systems
- At least 2 years of hands-on OneStream development and architecture experience
- Strong proficiency in VB.NET or C# scripting for business rules
- Advanced relational database skills with SQL Server
- Experience working in or with FP&A or financial reporting functions
- Exceptional communication skills and ability to lead requirements-gathering workshops
- Ability to translate complex business requirements into clear technical plans
- Ability to translate complex financial data into clear visual narratives
- Project management certification such as Agile or PMP
- Experience with Power BI or Tableau
American Express Global Business Travel Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about American Express Global Business Travel and has not been reviewed or approved by American Express Global Business Travel.
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Healthcare Strength — Healthcare coverage is described as comprehensive, including medical, dental, vision, life, disability, and access to physician consultations in some cases. Emotional and mental-health resources are also highlighted, including counseling, crisis support, and webinars for employees and immediate families.
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Leave & Time Off Breadth — Time off and flexibility options are portrayed as broad, including PTO that combines vacation and sick time, with potential to purchase additional vacation in some locations. Flexible arrangements are described as available in parts of the organization, including remote work and options like part-time schedules, job sharing, and sabbaticals where supported.
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Retirement Support — Retirement support is positioned as available through locally competitive programs, including a U.S. 401(k) with employer matching after a service period. Ownership-related benefits are also present via an employee stock purchase plan offered in many countries.
American Express Global Business Travel Insights
What We Do
American Express Global Business (Amex GBT) is the world’s leading B2B travel platform, providing software and services to manage travel, expenses, meetings & events for companies of all sizes. Our solutions include: Egencia: the leading software as service travel platform for small and medium-sized enterprises (SMEs). Ovation: the solution synonymous with high-touch travel service. The Neo Technology Group: a technology-focused team that builds cloud-based travel solutions. Meetings & Events: providing solutions for a single meeting or an entire meetings portfolio. Global Business Consulting: customized services to help clients optimize their travel program.
Why Work With Us
Amex GBT is a place where colleagues find inspiration in travel as a force for good and – through their work – can make an impact on our industry. We’re here to help our colleagues achieve success. Ready to explore a career path? Start your journey with us - apply now!
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