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Data Engineer

Leesburg,VA

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560 Data Engineer jobs in Leesburg,VA

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Sr. Schedule Controls Manager, AMER Construction Programs

Amazon Data Services - Herndon, VA

Amazon Data Services - Herndon, VA

Sr. Schedule Controls Manager, AMER Construction Programs
Requires TravelHealth InsurancePaid Time OffRetirement Benefit
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Mid-Level SQL Engineer

Leidos

Gaithersburg, MD 20879

~ 58 min OnsitePaid Time OffRetirement Benefit

  • Bachelor's degree in computer science, Software Engineering, or related field with 4–8 years of experience; or Master's with 2–6 years
  • US Citizenship
  • Active TS/SCI with ability to successfully pass a Polygraph
  • Strong SQL skills, including the ability to write advanced queries (joins, aggregations, subqueries, window functions)
  • Experience working with enterprise relational databases (PostgreSQL, MySQL, Oracle, etc.)
  • Background supporting analytics, dashboards, or reporting pipelines
  • Comfortable working in Linux‑based environments
  • Proven ability to work independently on data‑centric tasks and ensure data quality
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New, Posted 23 hours ago
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Metadata / Data Cataloging Analyst

Guidehouse Careers

McLean, VA 22101

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Information Technology Professional (IT Support)

U.S. Navy

Leesburg, VA 20176

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Mid-Level SQL Engineer

Leidos

Gaithersburg, MD 20879

~ 58 min OnsitePaid Time OffRetirement Benefit

  • Bachelor's degree in computer science, Software Engineering, or related field with 4–8 years of experience; or Master's with 2–6 years
  • US Citizenship
  • Active TS/SCI with ability to successfully pass a Polygraph
  • Strong SQL skills, including the ability to write advanced queries (joins, aggregations, subqueries, window functions)
  • Experience working with enterprise relational databases (PostgreSQL, MySQL, Oracle, etc.)
  • Background supporting analytics, dashboards, or reporting pipelines
  • Comfortable working in Linux‑based environments
  • Proven ability to work independently on data‑centric tasks and ensure data quality
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Field Risk Specialist

Datascan Technologies, LLC

Rockville, MD 20847

New, Posted 2 hours ago
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Non-Traditional Operations Planning Specialist - Junior

Cherokee Federal

Sterling, VA 20166

~ 20 min OnsiteHealth InsuranceRetirement Benefit

  • This position requires an active **TS/SCI with Full Scope Polygraph** clearance.
  • Must have three (5) or more years of relevant experience.
  • Desired to have at least a Bachelor's degree in a related field of study.
  • Must have an active Top Secret/SCI with Full Scope Polygraph level clearance at time of application.
  • Must be proficient in cablet writing, report drafting and any other written communications.
  • Able to serve as a liaison to other groups within the organization, identify and document leading practices of regulatory compliance making sure critical programmatic documents, workflow patterns and personnel information are maintained for continuity purposes in accordance with existing Standard Operating Procedures (SOPs).
  • Proficiency with Microsoft Office (i.e. Excel) and data analytics.
  • Must pass pre-employment qualifications of Cherokee Federal.
  • This position requires an active TS/SCI with Full Scope Polygraph clearance.
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New, Posted 1 day ago
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Senior Backend Developer, Data Platform

Vantor

Reston, VA 20190

$182,000-$200,200/yr
Hybrid~ 31 minEducation AssistanceHealth InsuranceRetirement Benefit

  • To be eligible for this position, you mustbe a U.S. Citizen.
  • This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI polygraph.
  • Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
  • Strong proficiency in Python
  • Experience building backend systems, APIs, or distributed services in production environments
  • PostgreSQL and Elasticsearch proficiency
  • Familiarity with AWS, especially S3, RDS, and other data centric services
  • Current/active TS/SCI with a current CI polygraph or be willing and able to obtain a CI polygraph.
  • Bachelor's degree in a related field, e.g. Computer Science, Systems Engineering or equivalent experience
  • Understanding of software engineering fundamentals including testing, version control, CI/CD, and system design
  • Tenacious troubleshooting, problem solving and error fixing mentality
  • Strong communication and collaboration skills, ability to work, collaborate and thrive on a small technical team.
  • 10\\+ years of professional software engineering experience, with strong backend development skills
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ResumeLibrary
Lead, Software Engineer

L3Harris Technologies

Herndon, VA 20192

~ 27 min OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's Degree and minimum 9 years of prior relevant experience
  • Graduate Degree and a minimum of 7 years of prior related experience
  • In lieu of a degree, minimum of 13 years of prior related experience
  • 2+ years in a software leadership or project management role
  • At least 5 years of experience with software design and development using C/C++ programming languages
  • Ability to obtain and maintain a US Security Clearance
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Construction Cost Engineer, AMER Cost Control

Amazon Data Services

Herndon, VA 20170

Requires TravelHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Electrical Engineering, Mechanical Engineering, or a related field
  • Experience directly related to the design or construction of data centers or critical infrastructure or large-scale mechanical and electrical plants
  • Experience in MS Excel, Word, and Windows Operating Systems
  • Experience with power management and power monitoring systems
  • Experience in construction management of large, complex projects involving large-scale mechanical, electrical and plumbing (MEP) plants
SmartExplore AI is experimental.
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New, Posted 2 hours ago
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Analysis Lead Engineer

QinetiQ

Chantilly, VA 20151

~ 32 min Onsite

  • Experience in modeling one or more of the critical mission areas: Missile Warning/Missile Tracking/Missile Defense, end-to-end kill chains, and/or communications systems and networks
  • Experience with AFSIM, Python, and/or STK
  • Bachelor's degree in science, technology, engineering or mathematics
  • Minimum of 10+ years experience with satellite and ground systems
  • Ability to work in fast paced environment with excellent oral and written communication skills.
  • TS Clearance with SCI Eligibility; @qinetiqclearedjob
SmartExplore AI is experimental.
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