At a Glance
- Tasks: Build and maintain OneStream capabilities for forecasting and reporting in a collaborative team.
- Company: Join Amex GBT, where travel inspires and your voice matters.
- Benefits: Flexible benefits, travel perks, and access to 20,000+ courses for personal growth.
- Other info: Inclusive culture with opportunities for career advancement and skill development.
- Why this job: Make an impact in finance strategy while working with cutting-edge technology.
- Qualifications: OneStream certification and experience in finance or data science are essential.
The predicted salary is between 58500 - 71500 £ per year.
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 Analyst 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 1 to 2 years experience or more in OS. This is a must have
- Bachelor's Degree in Finance, Information Systems, Computer Science, or related discipline (essential)
- Minimum of 2+ years of experience working with Enterprise Performance Management (EPM/CPM) systems, with a minimum of 1 to 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
- Project management certifications (Agile/PMP) are a plus
- 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.
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;
Commercial Data Science Analyst employer: Amex
At Amex GBT, we pride ourselves on being an inspiring employer that values collaboration and inclusivity, making it a fantastic place for Account Managers to thrive. Our UK-based team enjoys flexible benefits tailored to individual needs, extensive learning opportunities with access to over 20,000 courses, and a supportive work culture that champions diversity and personal growth. Join us to make a meaningful impact in the business travel industry while enjoying unique travel perks and a commitment to your professional development.
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