Marriott Careers

Senior Software Engineer (Data)

Bethesda, Maryland
Information Technology


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Posting Date Sep 25, 2019
Job Number 19131580
Job Category Information Technology
Location Marriott International HQ, 10400 Fernwood Road, Bethesda, Maryland, United States VIEW ON MAP
Brand Corporate
Schedule Full-time
Relocation? Yes
Position Type Management

Start Your Journey With Us
Marriott International is the world’s largest hotel company, with more brands, more hotels and more opportunities for associates to grow and succeed.  We believe a great career is a journey of discovery and exploration.  So, we ask, where will your journey take you?

Job Summary

This Software Data Engineer will enable creation and implementation of solutions using advanced computational techniques to data-intensive problems in the hospitality industry.  This rewarding position provides a career on a team of mathematical modelers and data scientists that makes a direct revenue impact on Marriott hotels, globally, by creating tools that facilitate data-driven decision making in the disciplines of pricing, revenue management, sales and reservations.  This software engineer will be part of a team that supports computationally-intensive data analysis and modeling efforts, provides analytics and technical expertise; performs undirected research on large volumes of data to reach business conclusions and recommendations; contributes complex programming and analysis in revenue management and sales systems; analyzes data and deploys codes to deliver business solutions; actively participates in all phases of the project lifecycle – inception, prototyping, design, testing, rollout and support; works as part of an adaptive software development team; has a willingness to learn and brings unique perspectives to enable creative data-driven solutions.


Education and Experience
Graduate degree in a quantitative, technical or scientific field, e.g., computer science, engineering, mathematics, operations research, statistics.
5+ years of professional experience as a data engineering or software developer in a domain or system with substantial data volume (should be comfortable working with millions or billions of records).
Extensive knowledge and experience in one of the following languages: python (especially pandas/numpy/scipy), scala (especially spark), java or C/C++.
Proficient computer science or software development fundamentals (e.g., data structures, algorithms, complexity theory, etc.).
Comfortable discussing or implementing advanced mathematical techniques and processes.

Experience writing complicated queries in SQL.
Experience working with NoSQL databases (couchbase, cassandra, redis, mongodb, etc.)
Cloud computing experience (especially AWS).
Familiarity or experience with DevOps tools and pipelines (e.g., git, docker, kubernetes, jenkins, etc).
An inherent curiosity in researching and developing solutions to complex and often open-ended business problem.
An interest in continually learning new techniques and technologies.
Ability to work within a team with strong communications skills, including an ability to explain and present technical concepts to technical and non-technical audiences.
Willingness to debug and/or extend existing code bases.
Willingness to participate in design sessions, code review session and oversee other developers.
Experience with Big Data platforms (i.e. Hadoop, Spark, Kafka, Hive, etc).
Experience in developing analytic driven solutions to business problems.
Readiness to debug existing codes to identify source of reported application issues.


Technical Leadership
Trains and/or mentors other team members, and peers as appropriate 
Provides leadership on solution structure, tasks, timeline and estimates for revenue management deliverables
Partners with planning teams to articulate possible solutions to business problems and to develop requirements for new models 

Delivering Technology 
Formulates methods for measuring the effectiveness of pricing and revenue management activities.
Prepares detailed specifications for translation of complex business processes into models and prototypes
Develops and implements efficient, scalable algorithms using appropriate technologies/software/architectures
Writes software and utility software tools to create and test new models
Assists the Application Delivery teams in support of operations
Assists the Application Delivery team in the maintenance of existing models
Provides work/cost estimates for client requests
Prepares documentation for client review.
Conducts reviews, discusses findings, risks and challenges and establishes courses of action

IT Governance
Follows all defined iT standards and processes and provides input for improvements to the appropriate process owners as needed
Maintains a proper balance between business and operational risk 
Follows the defined project management standards and processes

Service Provider Management
To the extent that this role interacts with service providers:
Validates that Service Providers develop and manage respective aspects of a project plan, including schedules, deliverables, and appropriate metrics.
Makes short term plans for the team to effectively utilize resources
Monitors Service Provider outcomes
Reviews estimates of work effort for client project provided by Service Providers for accuracy
Facilitates timely resolution of service delivery problems and minimizes the impact to clients

Communication - Conveys information and ideas to others in a convincing and engaging manner through a variety of methods.
Leading Through Vision and Values - Keeps the organization's vision and values at the forefront of employee decision making and action.
Managing Change - Initiates and/or manages the change process and energizes it on an ongoing basis, taking steps to remove barriers or accelerate its pace; serves as role model for how to handle change by maintaining composure and performance level under pressure or when experiencing challenges.
Problem Solving and Decision Making - Identifies and understands issues, problems, and opportunities; obtains and compares information from different sources to draw conclusions, develops and evaluates alternatives and solutions, solves problems, and chooses a course of action.
Professional Demeanor - Exhibits behavioral styles that convey confidence and command respect from others; makes a good first impression and represents the company in alignment with its values. 
Strategy Development - Develops business plans by exploring and systematically evaluating opportunities with the greatest potential for producing positive results; ensures successful preparation and execution of business plans through effective planning, organizing, and on-going evaluation processes.
Managing Execution
Building a Successful Team - Uses an effective interpersonal style to build a cohesive team; inspires and sustains team cohesion and engagement by focusing the team on its mission and importance to the organization.
Strategy Execution – Ensures successful execution across of business plans designed to maximize customer satisfaction, profitability, and market share through effective planning, organizing, and on-going evaluation processes.
Driving for Results - Sets high standards of performance for self and/or others; assumes responsibility for work objectives; initiates, focuses, and monitors the efforts of self and/or others toward the accomplishment goals; proactively takes action and goes beyond what is required.
Building Relationships
Customer Relationships - Develops and sustains relationships based on an understanding of customer/stakeholder needs and actions consistent with the company’s service standards.
Global Mindset - Supports employees and business partners with diverse styles, abilities, motivations, and/or cultural perspectives; utilizes differences to drive innovation, engagement and enhance business results; and ensures employees are given the opportunity to contribute to their full potential.
Strategic Partnerships - Develops collaborative relationships with fellow employees and business partners by making them feel valued, appreciated, and included; explores partnership opportunities with other people in and outside the organization; influences and leverages corporate and continental shared services and/or discipline leaders (e.g., HR, Sales & Marketing, Finance, Revenue Management) to achieve objectives; maintains effective external relations with government, business and industry in respective countries; performs effectively as a liaison between locations, disciplines, and corporate to ensure needed resources are received and corporate strategies are understood and executed.
Generating Talent and Organizational Capability 
Developing Others - Supports the development of other’s skills and capabilities so that they can fulfill current or future job/role responsibilities more effectively.
Organizational Capability - Evaluates and adapts the structure of assignments and work processes to best fit the needs and/or support the goals of an organizational unit.
Learning and Applying Professional Expertise
Continuous Learning - Actively identifies new areas for learning; regularly creates and takes advantage of learning opportunities; uses newly gained knowledge and skill on the job and learns through their application.
Technical Acumen - Understanding and utilizing professional skills and knowledge in a specific functional area to conduct and manage everyday business operations and generate innovative solutions to approach function-specific work challenges
o Technical Intelligence: Knowledge and ability to define and apply appropriate technology to enhance business process 
o Development Methodologies: Knowledge of general stages of SDLC framework and the application tiers within the development space.
o Information Security: Knowledge of the security considerations relevant within the development space, including industry best practices related to information security
Business Acumen - Understands and utilizes business information to manage everyday operations and generate innovative solutions to approach business and administrative challenges.
Basic Competencies - Fundamental competencies required for accomplishing basic work activities. 
o Basic Computer Skills - Using basic computer hardware and software (e.g., personal computers, word processing software, Internet browsers, etc.).
o Mathematical Reasoning  - The ability to add, subtract, multiply, or divide quickly, correctly, and in a way that allows one to solve work-related issues.
o Oral Comprehension - The ability to listen to and understand information and ideas presented through spoken words and sentences.
o Reading Comprehension - Understanding written sentences and paragraphs in work related documents.
o Writing - Communicating effectively in writing as appropriate for the needs of the audience.

Marriott International is an equal opportunity employer committed to hiring a diverse workforce and sustaining an inclusive culture. Marriott International does not discriminate on the basis of disability, veteran status or any other basis protected under federal, state or local laws.

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