Sr Decision Science Developer

Norwegian Cruise Line; Miami (FL); Hybrid; USD 120,000 - 170,000; Full time

Job summary

Norwegian Cruise Line is seeking a Senior Decision Science Developer in Miami to design scalable predictive models, build data pipelines, and deliver insights that drive pricing and inventory decisions. You will write production-grade SQL and Python, collaborate with Revenue Management, data engineers, and stakeholders, and translate complex analytics into actionable business outcomes.

Ideal candidates have 3–5 years of experience in data science or quantitative analytics, familiarity with

Qualifications

• Bachelor's degree in a quantitative field is required.
• 3–5 years of data science, quantitative analytics, or model development experience.
• Experience building systems influencing pricing, forecasting, or sales is preferred.

Responsibilities

• Design scalable ML models for booking curves, price elasticity, and cancellation rates.
• Build data pipelines using SQL and Python to ensure reliable inputs for modeling.
• Collaborate with RMS and end users to translate outputs into actionable insights.
• Develop dashboards in Power BI or Tableau to communicate results to stakeholders.

Skills

Python

Advanced SQL

Snowflake

Databricks

Power BI

Tableau

scikit-learn

XGBoost

ARIMA/Prophet

Time-series forecasting

Education

Bachelor's Degree in Data Science, Statistics, Mathematics, Operations Research, Economics, Computer Science, or a quantitative discipline

Tools

Snowflake

Databricks

Power BI

Tableau

Job description

## Sr Decision Science DeveloperApply: Miami, Florida: Full time: Posted Today: JR02552**GROW YOUR CAREER WITH US** At Norwegian Cruise Line Holdings (NCLH), we know our future success depends on our ability to attract and retain the very best talent. Our brands deliver vacations of a lifetime with innovative product offerings, a high level of service and unique guest experiences aboard each vessel and we’re continually seeking applicants who are passionate about hospitality and committed to being their personal best. As you learn more about our company, we think you will agree that there is no better time than now to become a member of the NCLH family! **APPLY ONLINE** If you’re interested to be considered for this position, please click the blue APPLY button at the top of the page to get started. All candidates must complete an on-line application to be considered.**JOB SUMMARY**The Senior Decision Science Developer within Revenue Management Systems will be responsible for building, scaling, and validating the predictive models, forecasting logic, and advanced analytics frameworks that power Norwegian Cruise Line's dynamic pricing and inventory management decisions. This individual contributor role bridges statistical engineering with commercial operations - shaping outputs from powerful models and massive datasets into commercially intelligent decisions that drive valueWorking closely with senior leadership, data engineers, and revenue managers, the role will write production-grade SQL and Python code to design scalable forecasting algorithms and price elasticity frameworks. The ideal candidate thrives on extracting value from complex datasets and models that lead to actionable insights. The candidate will collaborate with the business to execute in ways that end users can use and understand. **POSITION RESPONSIBILITIES*** **Predictive Model Construction:** Design, write, and maintain scalable algorithms and machine learning models for booking curves, price elasticity, cancellation rates, and passenger cabin upgrades (e.g., Plusgrade).* **Data Pipeline & ETL Engineering:** Query, clean, aggregate, and manipulate large-scale datasets from disparate corporate ecosystems using Snowflake, SQL, and Python to ensure reliable inputs for quantitative modeling.* **Problem Definition and Solution co-design with end users:** proactively engage with end-users in Revenue Management to understand RMS gaps & needs and develop complimentary or alternate solutions that are actionable and efficient* **RMS Calibration & Evaluation:** Monitor, fine-tune, and analyze baseline calibration thresholds within enterprise Revenue Management Systems (RMS) to reduce forecast variances and automate routine algorithmic workflows.* **A/B Testing & Attribution:** Formulate rigorous tracking and measurement frameworks, using statistical methodologies and panel data techniques to validate the exact revenue impacts of tactical promotions and digital pricing optimizations.* **Business Intelligence Support:** Architect, deploy, and maintain insightful data visualization dashboards in Power BI or Tableau to translate modeling results and performance metrics into clear stories for commercial stakeholders.* **Cross-Functional Collaboration:** Partner closely with IT and business teams to operationalize prototypes into robust production systems and communicate quantitative logic clearly to non-technical business partners. **QUALIFICATIONS** **DEGREE TYPE:**Bachelor's Degree**FIELD(S) OF STUDY:**Data Science, Statistics, Mathematics, Operations Research, Economics, Computer Science, or a heavily quantitative discipline is required **EXPERIENCE*** 3–5 years of progressive professional experience working as a data scientist, quantitative analyst, or modeler—ideally building systems that influence business pricing, sales, or financial forecasting.* Hands-on experience manipulating, structuring, and scrubbing large, raw datasets within enterprise cloud-based or local architectures.* Prior experience working in dynamic commercial fields with highly perishable inventory (e.g., cruise lines, aviation, hospitality, logistics, or consumer tech) is highly preferred.* Experience in a role that required presenting complex outputs in clear and concise way that influenced leadership **COMPETENCIES & SKILLS****Technical Proficiencies*** Advanced Querying & Coding: Strong mastery of programming languages required for statistical computing, data architecture, and ETL execution, specifically Python and advanced SQL.* Cloud Environments: Hands-on familiarity extracting and joining complex relational data within cloud data platforms like Snowflake, Databricks, or cloud equivalents.* Data Visualization: Demonstrated capability building, hosting, and automating reports or data visualization dashboards in Power BI or Tableau.* Statistical & ML Frameworks: Knowledge of regression analysis, time-series forecasting ARIMA/Prophet, optimization algorithms, and common machine learning packages (scikit-learn, XGBoost, etc.).**Core Competencies*** **Analytical Curiosity:** A natural drive to unearth trends in chaotic, complex transaction data and translate those findings into logical business mechanics.* **Execution & Delivery:** Strong time management skills with a proven capacity to take an abstract business request and run with it from exploratory data analysis to model testing and dashboard delivery.**ABOUT NCLH** Norwegian Cruise Line Holdings Ltd. (NYSE: NCLH) is a leading global cruise company which operates the Norwegian Cruise Line, Oceania Cruises and Regent Seven Seas Cruises brands. The combined brands currently operate 32 ships, employ over 35,000 shipboard crew from more than 110 different countries and visit approximately 700 different port destination each year. **LEARN MORE ABOUT OUR COMPANY:** At a Glance Brand Overview Norwegian Cruise Line Oceania Cruises Regent Seven Seas CruisesNew Releases **EQUAL OPPORTUNITY EMPLOYER** It is Norwegian Cruise Line Holding’s policy not to discriminate against any employee or applicant for employment because of race, color, religion, sex, national origin, age, disability, and marital or veteran status.The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.