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Computer Science Information Technology

Leesburg,VA

377 Computer Science Information Technology jobs in Leesburg,VA

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Information Technology Professional (IT Support)

US Navy

Herndon, VA 20171

Manufacturing Technician-CNC Programmer

Phoenix Mecano

Jefferson, MD 21755

New, Posted 2 hours ago
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Senior Associate, Software Engineering 1 1

L3Harris Technologies

Chantilly, VA 20151

~ 32 min OnsiteBilingual PreferredEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree in Software Engineering, Computer Science, Computer Engineering, or related STEM field and relevant experience; or equivalent combination of education and experience.
  • Strong troubleshooting and debugging skills
  • Ability to work effectively in a mission-focused team environment
  • Active Top Secret Clearance with SCI or SCI eligibility
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Hvac Service Tech

HVAC Precision Services

Gaithersburg, MD 20879

$60,000-$100,000/yr
$5,000 bonus
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Data Scientist

Vantor

Reston, VA 20190

$113,000-$188,000/yr
~ 31 min OnsiteEducation AssistanceHealth InsuranceRetirement Benefit

  • Current/active TS/SCI security clearance and be willing and able to obtain CI polygraph.
  • 5 years of professional experience in data science, analytics, or data engineering roles.
  • Bachelor's degree in data science, computer science, engineering, statistics, GIS, or related discipline. Degree may be substituted with an additional 2 yrs of experience.
  • Strong coding proficiency in Python and SQL, with experience writing production-quality, maintainable code; working knowledge of R is a plus.
  • Hands-on experience with data manipulation, feature engineering, machine learning libraries (e.g., scikit-learn, PyTorch, TensorFlow), and automation tools.
  • Experience contributing to full-cycle data projects, including data preparation, modeling, validation, and reporting.
  • Ability to clearly communicate technical concepts and analytical results in writing and verbally.
  • Familiarity with NLP and LLM concepts, including practical experience applying pre-trained models (e.g., GPT-style models) for automation, summarization, or search.
  • Ability to work effectively in a collaborative environment, taking direction and feedback while owning assigned technical tasks.
  • This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.
  • To be eligible for thisposition, you must be a U.S. Citizen.
  • 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).
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Installation Technician III

Securitas Technology

Ashburn, VA 20147

~ 18 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • MUST HOLD a minimum of 5+ years of experience installing and/or servicing intrusion, fire alarm, access control, and CCTV security systems.
  • 3 Video Certifications and 2 Access Control Certifications
  • High School Diploma or equivalent
  • A valid state driver's license, without restrictions, is required.
  • Climb ladders that extend up to 24 ft. in height
  • Carry items up to 75 pounds
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New, Posted 1 day ago
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Field Risk Specialist

Datascan Technologies, LLC

Rockville, MD 20847

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Lead Assembler/Break Fix Technician

SAIC

Sterling, VA 20164

~ 20 min Onsite

  • Basic knowledge of AC & DC fundamentals.
  • Prior assembly experience or an electrical/electronics background is essential.
  • Ability to safely use hand tools and some basic power tools for specified tasks.
  • Ability to stand on their feet for up to 8 hours a day.
  • Ability to lift 50 pounds.
  • Be able to consistently follow directions to complete assembly or configuration tasks.
  • Bachelor's and 2 years of related experience. Will consider candidates with additional years of experience in lieu of a degree.
  • Current holder of a DHS Public Trust clearance or the ability to obtain one.
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Information Systems Technician

US Navy

Leesburg, VA 20176

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Technical Writer/Editor

CACI International Inc

Chantilly, VA 20152

~ 32 min Onsite

  • Active TS/SCI Clearance with Polygraph
  • 1-3 years of Tech Writing experience
  • Bachelor's Degree in English, Communications, or Information Technology or equivalent years of experience
  • Extensive knowledge of English grammar with a familiarity with a standard style guide
  • Extensive knowledge of MS Word, and PowerPoint and the desire to learn SharePoint
  • Ability to communicate information in a clear and concise manner with all members of management regarding work in progress and any potential problems
  • Excellent organizational and time management skills with the ability to prioritize and manage several projects simultaneously
  • Ability to foresee problems and make decisions to avoid conflicts in work requests
  • Excellent written and verbal communication skills with a minimum of five years related experience; or equivalent combination of education and experience in the performance of duties as described
  • Be able to understand, define and present potential procedure conflicts to output or inputs from other procedures
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