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242 entry computer science jobs at 143 companies in Leesburg, VA

1mo
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Introduce yourself! – Electrical Engineering & Computer Science
New York or Menlo Park or Chicago or Warrenville or Phoenix or Bowie or Atlanta or Los Angeles or Natick or Bellevue or Oakland
OnsiteFull Time
Exponent
ExponentNASDAQ: EXPO: Provides multidisciplinary scientific and engineering consulting for complex problems.
Ph.D. candidates and postdocs in electrical engineering, computer science/engineering, physics, or related fields encouraged to submit a CV; publications welcomed; no visa sponsorship available.
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1mo
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Innovation, Computer Science & STEM Teacher
Pikesville, Maryland, United States
$45k-$65k/yr OnsiteFull Time
Beth Tfiloh Dahan Community School
Beth Tfiloh Dahan Community School: Private Jewish school providing preschool through twelfth grade education.
0+ YOEBachelor's degree required; teaching experience preferred. Must be able to teach coding, technology, robotics, CAD, and facilitate hands-on project-based STEM learning for grades 5–8.
Schoology, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, HTML, JavaScript, Python, CAD, Arduino
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1d
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Computer Scientist
Washington, District of Columbia, United States
$122k-$158k/yr OnsiteFull Time
U.S. Government Publishing Office
U.S. Government Publishing Office: Produces and distributes official government documents and information products.
1+ YOEBachelor's in computer science or specified mathematics, statistics, and computer science coursework; one year specialized experience in AI security, cybersecurity, DevSecOps, CI/CD, and automation.
Artificial Intelligence (AI), CI/CD, Azure DevOps, .NET, Infrastructure-as-Code
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1d
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FY27: Teacher, Computer Science (Grade 7), Roberto Clemente MS, 1.0 FTE
Germantown, Maryland, United States
$67k-$136k/yr OnsiteFull Time
Montgomery County Public Schools
Montgomery County Public Schools: Provides K-12 public education services in Montgomery County.
Bachelor's degree in an applicable education field and Maryland state certification in the appropriate education field. Requires adolescent development knowledge, instructional expertise, communication, collaboration, and classroom management skills.
Microsoft Excel
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12h
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Adjunct Faculty - Computer Science-Alexandria
Alexandria or Virginia or Maryland or District of Columbia
OnsitePart Time, Temporary
Tidewater Community College
Tidewater Community College: Public community college providing associate degrees and workforce training.
Master’s degree in computer science or a master’s degree with at least 18 graduate semester hours in computer science from a regionally accredited institution; strong communication, analytical, interpersonal, and instructional technology skills.
instructional technology, E-Verify
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1w
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COMPUTER SCIENTIST (AI TEST AND EVALUATION)
Fort Belvoir, Virginia, United States
$122k-$158k/yr OnsiteFull Time
Defense Threat Reduction Agency
Defense Threat Reduction Agency: Countering weapons of mass destruction and emerging global threats.
1+ YOEBachelors in computer science (or equivalent with required calculus/math hours). 1+ year specialized experience in AI/ML test & evaluation, coding for AI/ML, risk assessment, and technical reporting. SCI clearance required.
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2d
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Computer Systems Architect - Mid to Expert Level (Maryland)
Fort Meade, Maryland, United States
$105k-$197k/yr OnsiteFull Time
National Security Agency
National Security Agency: US agency providing foreign signals intelligence and cybersecurity.
3+ YOEComputer Science degree required with relevant systems design or development experience ranging from none for doctoral entry to 9+ years for expert entry; requires strong analytical, technical, and communication skills.
Windows, UNIX, Linux, C, C++, Java, Assembly, Python, Perl, Ruby, Bash, Node.js, Spark, Puppet, SALT, KAFKA, HADOOP, NiFi, MongoDB, JCAC
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1w
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Cryptologic Computer Scientist (2026-0184)
Annapolis Junction, Maryland, United States
$160k-$205k/yr HybridFull Time
Acclaim Technical Services
Acclaim Technical Services: Provides language and intelligence services to U.S. federal agencies.
4+ YOERequires a qualifying computer science, engineering, mathematics, or related degree, 4–10 years of relevant experience depending on degree, strong Python and Spark skills, network and protocol analysis, and TS/SCI with polygraph.
Python, Spark
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1mo
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Patent Classifier I Computer Science
Harrisonburg or Oberts Mobile Park or Cooktown
$45k-$55k/yr RemoteFull Time
Serco
SercoLondon Stock Exchange: SRP: Provides professional outsourcing services to governments worldwide.
0+ YOEBachelor's degree (or 2 years additional experience),0-2 years experience,ability to obtain Public Trust clearance,computer science background or technical knowledge,proficiency with Microsoft Word and Excel,strong analytical and written communication skills,up to 25% travel.
Microsoft Office Word, Microsoft Excel, USPC, CPC
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4w
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2027 PhD Graduate – Computer Scientist – Tactical System Prototyping and Deployment
Laurel, Maryland, United States
$105k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
PhD in CS/CE/Physics or related, expertise in signal processing/computer vision/data science/visualization/radar, able to obtain Interim Secret then Secret clearance, U.S. citizenship, occasional travel to government/military sites.
C++, Java, Typescript, Linux, Unix
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2mo
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Data Science Intern - Chantilly, VA
Chantilly, Virginia, United States
$30-$38/hr OnsiteInternship
ICR
ICR: Provides data science and analytics services.
Pursuing degree in Mathematics, Statistics, Data Science, Computer Science, or closely related field; proficient in Python; experience with noSQL databases; data visualization; ML concepts; strong analytical skills; able to learn quickly; self-motivated with minimal supervision.
Python, Elasticsearch, MongoDB, Kibana, Matplotlib, MatLab, R
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1w
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Computational Social Science Intern (Fall 2026)
Washington, District of Columbia, United States
$20/hr HybridInternship
Protagonist
Protagonist: Provides data-driven narrative analytics and strategic communication consulting.
Authorized to work in the U.S.; pursuing BA/MS in a quantitative or social science field; proficiency in Python/R, SQL, NLP, and data visualization; strong analytic and communication skills.
Python, R, SQL, Tableau, Superset, Microsoft Power BI, Microsoft Excel, Git, Jupyter, GCP, AWS, Narrative Analytics®
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3w
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SY26-27 High School Teacher - Computer Science
Washington, District of Columbia, United States
OnsiteFull Time
Washington Leadership Academy
Washington Leadership Academy: Public charter high school providing college prep and technology-focused education.
2+ YOEBachelor's degree required, standard background check clearance, 2 years teaching experience preferred; restorative justice, mastery-based grading, and student-centered instruction experience valued.
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1d
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Applied Scientist , AWS Marketing Science
Seattle or Austin or Arlington or New York
$143k-$223k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
2+ YOERequires a PhD or master's degree plus 2+ years in computer science, computer engineering, machine learning, or related fields; model-building experience, publications or patents, and programming experience.
AWS SageMaker, MLflow, Java, C++, Python
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1mo
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Production Programmer - Entry Level SQL Developer
Germantown, Maryland, United States
$65k-$75k/yr OnsiteFull Time
DataLab USA
DataLab USA: Provides database marketing analytics and predictive modeling solutions.
Bachelor's in Computer Science required. Entry-level role focused on monitoring and executing ETL, running SQL scripts, QCing reports, troubleshooting automated production tasks, and using FTP/MoveIT/JIRA. SQL and Microsoft Office skills required.
SQL, FTP, MoveIT, JIRA, Wiki, DWH, ETL, Microsoft Outlook, Microsoft Word, Microsoft Excel
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3mo
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College Tutor (Math, Chemistry, Biology, Physics, Computer Science, Marketing) – Part-Time
College Park, Maryland, United States
$25-$45/hr HybridContract, Part Time
Prep Academy Tutors
Prep Academy Tutors: Provides personalized in-home and online tutoring for K-12 students.
Bachelor’s degree required; Master’s preferred; strong knowledge in listed subjects; tutoring/teaching experience preferred; reliable transportation for in-person sessions.
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3mo
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Test Engineer (Entry Level) - TSA Acceptance Testing (76243)
Crystal City, Virginia, United States
$55k-$78k/yr RemoteFull Time
Battelle
Battelle: Conducts scientific research and manages national laboratories for clients.
0+ YOEEntry-level engineering role requiring 0–3 years in engineering or related field; Bachelor's in engineering, physics, or computer science; willingness to travel; US citizenship with eligibility for DoD Secret clearance and TSA suitability.
Microsoft Office
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1mo
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2026 Entry Level Engineering Opportunities
Falls Church or Baltimore or Chandler or Huntsville or Virginia or Melbourne or Northridge or Ogden or Oklahoma City or Palmdale or Plymouth or Redondo Beach or Rocket Center or Rolling Meadows or Roy or San Diego
$70k-$95k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
Bachelors in engineering, computer science, or related STEM by June 2026; active U.S. government security clearance (Secret or higher); U.S. citizenship; strong engineering fundamentals, teamwork and communication; willing to relocate and start Jul–Dec 2026.
Microsoft Office
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2w
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Student Worker - Political Science Department (Work-Study)
Emmitsburg, Maryland, United States
OnsitePart Time
Mount St. Mary's University
Mount St. Mary's University: A private Catholic university offering undergraduate and graduate degree programs.
Basic computer skills and data entry, phone answering, light office duties, campus errands, friendly demeanor; work-study position totaling 8 hours per week at Maryland minimum wage.
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1w
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Entry-Level Data Engineer / Data Scientist
Washington, District of Columbia, United States
$90k-$110k/yr HybridFull Time
The Prospective Group
The Prospective Group: A consulting organization that applies data analytics and technology to business problems.
Bachelor's degree in data analytics, computer science, or related field; SQL and programming proficiency; Excel, visualization tools, version control, and strong analytical and communication skills.
SQL, Python, Java, R, Microsoft Excel, GitHub, GitLab, Jupyter Notebook, RStudio
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