Join our talent network

Job #: R-00018441
Location: Windsor Mill, MD
Category: Data Scientist
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Public Trust
Referral Eligibility: Ineligible
Group: Health


Job Requisition:

Sr Data Scientist

Job Description:

The Government Health and Safety Solutions Operation is seeking a Sr Data Scientist/Analyst in Baltimore, MD.

Position description:

  • The candidate will build algorithms to meet business requirements and use statistical, mathematical, and predictive modelling skills to utilize a comprehensive platform for data analysis
  • Will use Business Intelligence tools to create analytical models; integrate data sets and work with multiple systems to extract and use data for deeper analysis
  • Ability to use the Hadoop environment with Hive and MapReduce skills; be able to build programs in programming languages and scripts
  • Utilize skills for Natural Language Processing, Machine Learning, Statistical Analysis, Predictive Modelling, and Hypothesis Testing.
  • Statistical analysis and machine learning
  • Creating and validating models and assessing performance

Required Skills:

Education and Certifications:

  • Master’s degree minimum (PhD preferred) from an accredited college in a related discipline
  • 8 years of professional experience
  • Over 3 years of practical hands-on work experience using Data Science methodologies and tooling outlined under “Required Skills” in this requisition
  • Statistical analysis and machine learning
  • Creating and validating models and assessing performance
  • Proficiency with a scripting language (R, Python, or equivalent)
  • Experience with machine learning platforms such as Tensorflow, PyTorch, Scikit-Learn, or similar
  • Proficiency with SQL, Data transformation, classification and translations, resolving data quality, and data cleansing
  • Must be able to pass a Federal Suitability Check for a position of public trust
  • Excellent research, analytical, written and oral communications
  • Comfortable as an individual contributor to team activities

Desired Skills:

  • Experience with healthcare and healthcare systems
  • Experience with Deep Learning
  • Experience with NoSQL databases (MongoDB, Elasticsearch, or similar)
  • Advanced skills/expertise in data mining
  • Natural Language Processing (NLP) techniques and frameworks (NLTK, BERT, or similar)
  • Experience working in a Hadoop environment; including proficiency with Pig, Hive, and Spark and/or distributed computing
  • Intermediate design and use of relational databases including experience working with working knowledge of dimensional modeling, star schemas and working with time-series data
  • Experienced software development lifecycle skills, including requirements gathering, agile methodology, and testing/profiling

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Public Trust



Scheduled Weekly Hours:




Requisition Category:


Job Family:

Data Scientist




Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Talent Community

Join our Talent Community to create a profile, enabling a streamlined application process and to help our recruiters better understand your areas of expertise and interest.

Join our Talent Community