{"id":2354312,"url":"https://alion.io/job/grvty-data-scientist-6","title":"Data Scientist","company":{"id":4723,"name":"GRVTY","domain":"grvty.com","url":"https://alion.io/company/grvty","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":76,"open_postings":41,"ghost_share":0,"stale_share":0.756,"repost_share":0,"time_to_fill_p50_days":68,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chantilly, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":150000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Amazon CloudWatch","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Kibana","optional":false},{"name":"MySQL","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"Amazon EC2","optional":true},{"name":"AWS","optional":true},{"name":"AWS Lambda","optional":true},{"name":"Databricks","optional":true},{"name":"ElasticSearch","optional":true},{"name":"Logstash","optional":true},{"name":"Pandas","optional":true}],"status":"live","first_seen_at":"2026-10-12T14:01:33Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-13T16:14:54Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"What You'll be Owning\nGRVTY is seeking a Data Scientist with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top projects in Chantilly, VA. Support the Customer with the requirements for new system capabilities, the extension and maintenance of bulk data pipeline and enhancements for multiple applications in the customers' cloud computing environment.\nWhat You Must Have\nActive TS/SCI with Polygraph Clearance\nDemonstrated experience utilizing big data processing tech such as Spark, Pyspark, and Python.\nDemonstrated experience data mapping, extraction, transformation and loading.\nDemonstrated experience building analytic reports in tools such as CloudWatch and Kibana.\nDemonstrated experience processing and converting of OS and Data Logs into reports and metrics Dashboards.\nDemonstrated experience with Regular Expressions (RegEx).\nDemonstrated experience with SQL, MySQL, PostgresSQL.\nDemonstrated experience with Data file type processing XML, JSON.\nDemonstrated experience with IDEs and Data Modeling through Notebooks and Visual Studio.\nDemonstrated experience ETL’ing data from disparate structured & unstructured data formats into enriched, query-friendly structured data in indexed files.\nDemonstrated experience performing extensive data review and data quality analysis.\nDemonstrated experience developing ETL design documentation including source and target mapping and data dictionary information.\nDemonstrated experience interfacing with customers and integration partners for gaining and clarifying detailed objectives.\nDemonstrated experience supporting Agile development by contributing to tasking definition, scope and review.\nWhat Would be Nice to Have\nDemonstrated experience deploying capabilities on the Databricks unified analytics platform.\nDemonstrated experience with Elastic Map Reduce to run big data workloads.\nDemonstrated experience in joining multiple complex data sets using Spark.\nDemonstrated experience in tuning Spark streaming and batch jobs for cluster utilization and speed.\nDemonstrated experience in deploying complex, notebook-based pipelines.\nDemonstrated experience in Python data analysis libraries such as Pandas.\nDemonstrated experience utilizing Cloud services such as Lambda, SNS/SQS, or EC2.\nDemonstrated experience with DevOps tools to include Cloudwatch, Lambda, SQS, Dynamo and RDS.\nDemonstrated experience working with Elastic, ElasticSearch/Logstash/Kibana (ELK stack).\nPay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.\nWe’re proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.\nOur benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.\nVirginia Pay Range\n$150,000-$250,000\nPay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.\nWe’re proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.\nOur benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.\nVirginia Pay Range\n$150,000—$250,000 USD\nWhy Choose GRVTY\nThe toughest national security challenges demand vision and ingenuity, not just resources. We deliver mission and technical expertise to outpace our adversaries. We’re purpose-built to tackle the most entrenched, systemic national security issues around the world.\nWe partner with our customers to help them overcome challenges in every corner of technology and defense-including the ones still being explored. Our growing capabilities create complementary advantages, giving on-the-ground operations the edge they need to succeed. We muster everything we have to answer every challenge presented, every day of our lives.\nAt GRVTY, we believe that when our employees thrive, our company thrives. That’s why we offer a comprehensive and competitive benefits package designed to support your well-being, growth, and work-life balance.\n Robust health plan including medical, dental, and vision \n Health Savings Account with company contribution \n Annual Paid Time Off and Paid Holidays \n Paid Parental Leave \n 401k with generous company match \n Training and Development Opportunities \n Award Programs \n Variety of Company Sponsored Events\nEEO Statement\nGRVTY, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran and will not be discriminated against on the basis of disability. \nAnyone requiring reasonable accommodations should email  or call 703-544-7930 with requested details. A member of the HR team will respond to your request within 2 business days.\nKnow Your Rights: Workplace Discrimination is Illegal (eeoc.gov) \nPlease review our current job openings and apply for the positions you believe may be a fit. 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