Principal, Data Scientist

WalmartWhat's a career at Walmart or Sam's Club like?
To find out, explore our culture, our opportunities and the difference you can make.Requires knowledge of coding languages like SQL, Scala, Python and others;
Business, domain understanding.
To write code to develop the required solution and application features by determining the appropriate programming language and leveraging business, technical, and data requirements.
Create test cases to review and validate the proposed solution design.
Create proofs of concept.
Responsible for crafting simple, dependable data pipelines and automated reporting to surface metrics;
Test the code using the appropriate testing approach.
Deploy code to production servers.
Contribute code documentation, maintain playbooks, and provide timely progress updates.
Problem Formulation: Requires knowledge of Analytics/big data analytics/automation techniques and methods;
Business requirements and insights:
Works with engineering to implement, document, validate, and monitor our logging and metrics; Identifying, translating, prioritizing, and informing important product questions with data; To analyze the business problem within one's discipline and questions assumptions to help the business identify the root cause.
Identify and recommend approach to resolve the business problem to create effective technology focused solutions.
Set relevant deliverables based on the established success criteria and define key metrics to measure progress and effectiveness of the solution.
Quantify business impact.
Data Source Identification: Requires knowledge of Functional business domain and scenarios; Categories of data and where it is held;
Business data requirements; Database technologies and distributed datastores (e.g.
SQL, NoSQL); Data Quality;
Existing business systems and processes, including the key drivers and measures of success.
To understand the priority order of requirements and service level agreements.
Define and identify the most suitable sources for required data that is fit for purpose, referring to external sources as required.
Perform initial data quality checks on the extracted data.
Review the deliverables of junior associates and provides guidance on data source and quality.
Data Strategy: Requires knowledge of understanding of business value and relevance of data and data enabled insights / decisions;
Appropriate application and understanding of data ecosystem including Data Management, Data Quality Standards and Data Governance, Accessibility, Storage and Scalability, etc.
;
Understanding of the methods and applications that unlock the monetary value of data assets.
To understand, articulate, interpret, and apply the principles of the defined strategy to unique, moderately complex business problems that may span one or more functions or domains.
Understanding Business Context: Requires knowledge of Industry and environmental factors; Common business vernacular; Business practices across two or more domains such as product, finance, marketing, sales, technology, business systems, and human resources and in-depth knowledge of related practices; Directly relevant business metrics and business areas.
To evaluate proposed business cases for projects and initiatives.
Translate business requirements into strategies, initiatives, and projects and aligns them to business strategy and objectives, and drives the execution of deliverables.
Build and articulate the business case and return on investment and delivers work that has demonstrable value.
Challenge business assumptions on topics related to one's domain expertise.
Mentor the team members on new business insights and allied developments.
Proactively engage in the external community to build Walmart's brand and learn more about industry practices.
Data Visualization: Requires knowledge of Visualization guidelines and best practices for complex data types; Multiple data visualization tools (for example, Python, R libraries, GGplot, Matplotlib, Ploty, Tableau, PowerBI etc.
); Communication & influencing technique; Emotional intelligence.
To identify and recommend the most suitable visualization tools based on context.
Generate appropriate graphical representations of data and model outcomes.
Understand customer requirements to design appropriate data representation for complex data sets and drive User Experience designers and User Interface engineers to build front end applications.
Define application design based on customer requirements.
Build compelling stories based on context to integrate multiple pieces of information into cohesive insights.
Present to and influence diverse audiences using the appropriate data visualization frameworks and conveys clear messages through deep business and stakeholder understanding.
Customize communication style based on stakeholders and leverages relationships to drive behavioral change.
Guide and mentor junior associates on story types, structures, and techniques based on context.
Drives the execution of multiple business plans and projects by identifying customer and operational needs; developing and communicating business plans and priorities; removing barriers and obstacles that impact performance; providing resources; identifying performance standards; measuring progress and adjusting performance accordingly; developing contingency plans; and demonstrating adaptability and supporting continuous learning.
Provides supervision and development opportunities for associates by selecting and training; mentoring; assigning duties; building a team-based work environment; establishing performance expectations and conducting regular performance evaluations; providing recognition and rewards; coaching for success and improvement; and ensuring diversity awareness.
Promotes and supports company policies, procedures, mission, values, and standards of ethics and integrity by training and providing direction to others in their use and application; ensuring compliance with them; and utilizing and supporting the Open Door Policy.
Ensures business needs are being met by evaluating the ongoing effectiveness of current plans, programs, and initiatives; consulting with business partners, managers, co-workers, or other key stakeholders; soliciting, evaluating, and applying suggestions for improving efficiency and cost-effectiveness; and participating in and supporting community outreach events.
Leadership ExpectationsRespect for the Individual: Demonstrates and encourages respect for all; builds a high-performing, diverse team; seeks, and embraces differences in people, cultures, ideas and experiences; creates a workplace and equitable experiences where associates feel seen, supported and connected through culture of belonging so associates thrive and perform; drives a positive associate and customer/member experience for all; identifies, attracts, and retains the best, diverse team members.
Respect for the Individual: Creates a discipline and focus around developing talent, through feedback, coaching, mentoring, and developmental opportunities; promotes an environment allowing everyone to bring their best selves to work; empowers associates and partners to act in the best interest of the customer/member and company; and regularly recognizes others' contributions and accomplishments.
Respect for the Individual: Builds strong and trusting relationships with team members and business partners; works collaboratively and cross-functionally to achieve objectives; and communicates and listens attentively, with energy and positivity to motivate, influence, and inspire commitment and action.
Acts with Integrity: Maintains and promotes the highest standards of integrity, ethics and compliance; models the Walmart values and leads by example to foster our culture; supports Walmart's goal of becoming a regenerative company by making a positive impact for associates, customers, members, and the world around us.
Acts with Integrity: Follows the law, our code of conduct and company policies, and sets expectations for others to do the same; promotes an environment where associates feel comfortable sharing concerns and reinforces our culture of non-retaliation; listens to concerns raised by associates; takes action and encourages others to do the same; holds self and others accountable for achieving results in a way that is consistent with our values.
Acts with Integrity: Acts as an altruistic servant leader and is consistently humble, self-aware, honest, and transparent.
Service to the Customer/Member: Delivers expected business results while putting the customer/member first and consistently applying an omni-merchant mindset and acts with an Every Day Low Cost mindset to drive value and Every Day Low Prices for customers/members.
Service to the Customer/Member: Adopts a holistic perspective that considers data, analytics, customer/member insights, and different parts of the business when making plans and shaping the team's strategy.
Strive for Excellence: Consistently raises the bar and seeks to improve; demonstrates curiosity and a growth mindset; seeks feedback, asks thoughtful questions, fosters an environment that supports learning, innovation, and learning from mistakes, and intelligent risk-taking; and exhibits resilience in the face of setbacks.
Strive for Excellence: Seeks and implements continuous improvements and encourages the team to leverage new digital tools and ways of working.
At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet.
Health benefits include medical, vision and dental coverage.
Financial benefits include 401(k), stock purchase and company-paid life insurance.
Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting.
Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes.
The amount you receive depends on your job classification and length of employment.
It will meet or exceed the requirements of paid sick leave laws, where applicable.
Minimum Qualifications...Outlined below are the required minimum qualifications for this position.
If none are listed, there are no minimum qualifications.
Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 5 years' experience in an analytics related field.
Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field.
Option 3: 7 years' experience in an analytics or related field.
Preferred Qualifications...Outlined below are the optional preferred qualifications for this position.
If none are listed, there are no preferred qualifications.
Data science, machine learning, optimization models, PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics, Publications or active peer reviewer in related journals or conference, Successful completion of one or more assessments in Python, Spark, Scala, or R, Using open source frameworks (for example, scikit learn, tensorflow, torch), We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart's accessibility standards and guidelines for supporting an inclusive culture.
Primary Location...640 W California Avenue, Sunnyvale, CA 94086-4828, United States of America

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