780 Computer Science Phd jobs in Washington,DC

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Data Scientist

BOOZ, ALLEN & HAMILTON

Alexandria, VA 22304

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

6+ years of experience with data science, statistical analysis, or quantitative research
6+ years of experience with the development of algorithms, leveraging R or Python in data analysis libraries, including pandas, NumPy, scikit-learn, or Tidyverse
6+ years of experience analyzing structured and unstructured data sources
Experience with statistics, including hypothesis testing, regression analysis, experimental design, and uncertainty quantification
Experience with data management in SQL, including managing large-scale data across multiple databases and data warehouses
Experience working with large-scale datasets and distributed computing frameworks, including Spark or DASK
TS/SCI clearance
Bachelor's degree

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Synthesis/Computational Design Engineer

MOLG

Sterling, VA 20164

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Clinical Laboratory Scientist

United States Army

Alexandria, VA 22304

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Data Scientist, Mid

BOOZ, ALLEN & HAMILTON

Alexandria, VA 22304

~ 23 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

5+ years of experience with Python, PySpark, SQL, and Databricks
4+ years of experience with data engineering and analytics, delivering actionable insights and performance met rics
Experience building and maintaining automated ETL pipelines leveraging API integrations to efficiently ingest, transform, and deliver data across systems
Experience extracting and structuring information from unstructured sources such as reports and documents, into clean, analysis-ready data
Experience mentoring junior analysts
Ability to communicate complex technical concepts clearly and effectively to both technical teams and executive stakeholders
TS/SCI clearance
Bachelor's degree

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Prototype Machinist (Mech Tech H 2) - 27566

HII

Alexandria, VA 22304

~ 23 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

2 years of related experience with High School diploma/GED and/or certification in assigned area preferred
Experience programming and operating CNC tools
Must be experienced using conventional lathes and milling machines
Must be proficient in the use and reading of various measurement devices including but not limited to rulers and scales, micrometers, calipers, gauges, etc.
Experience reading and interpreting engineering drawings

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Senior Application Developer

GovCIO LLC

Fairfax, VA 22031

$165,000/yr

Hybrid~ 26 min

Bachelor's degree in Computer Science, Engineering, or related field
12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments. (or commensurate experience).
Active Secret clearance with the ability to obtain and hold DEA suitability
Strong knowledge of Java SE/EE, Spring Boot, and RESTful services
Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols
Understanding of FISMA, NIST, or RMF compliance
Proficiency with build tools (Maven/Gradle), version control (Git), and CI/CD tools (Jenkins, GitLab CI)
Exposure to containerization technologies (Docker, Kubernetes) and cloud platforms (AWS GovCloud, Azure Government)
Understanding of secure coding practices and experience with static/dynamic code analysis tools
Strong problem-solving skills and ability to work independently or within a cross-functional Agile team

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Senior CNC Machinist / Programmer

PARADORN

White Plains, MD 20695

$50/hr

~ 36 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

High school diploma or equivalent.
3–5+ years of CNC machining experience.
Proficient in the independent setup and operation of commercial-grade CNC mills, CNC lathes, or both.
For milling: experience with fixturing, including vises, sub-plates, tooling, and fixture offsets.
For turning: experience with workholding, tooling, offsets, and setup strategy.
Ability to read and interpret engineering drawings and inspect work to print.
Ability to maintain dimensional accuracy to specified tolerances, including tolerances that may be less than +/- 0.001".
Experience using common inspection tools such as calipers, micrometers, indicators, height gauges, gauge pins, thread gauges, and related metrology equipment.
Ability to work independently with minimal supervision.
Must be authorized to work in the United States.
Must be a U.S. Citizen where required by customer, contractual, or regulatory obligations.
Must be able to work on-site in White Plains, Maryland.
Must be willing to complete a hands-on technical portion as part of the interview process.
Must be able to comply with company policies related to confidentiality, controlled information, safety, quality, and documentation.
Background check and drug screening are required as a condition of employment, subject to applicable law.

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Machinist- 5 Axis CNC

CACI International Inc

Bethesda, MD 20817

~ 25 min Onsite

High School Diploma or GED
3-5 years of experience with setting up, programming, editing and operating CNC milling and lathe machines
Experience with machining metals (aluminum, stainless steel) and other materials
Experience with design process and mechanical assembly. Must be able to read and interpret drawings and blueprints
Must be able to obtain and maintain an DoD Secret Clearance
Effective verbal and written communication in English
Basic MS Windows skills
Ability to perform basic mathematical computations
Ability to apply concepts such as fractions, percentages, ratios, and proportions to practical situations
PHYSICAL DEMANDS - Ability to move or transfer products with an overhead crane; Ability to lift 50 lbs. when required; While performing the duties of the job, the employee is regularly required to stand, walk, and reach with hands and arms; Specific vision abilities required by this job include close vision, distance vision, color vision, depth perception, and ability to adjust focus

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Fabrication Shop CNC Operator

American Systems Corporation

Indian Head, MD 20640

$80,000/yr

~ 41 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

A minimum of a current SECRET Clearance is required
A minimum of 5 years of manufacturing training or similar industrial experience.
Setting up and operating both CNC and manual machine tools, including lathes, mills, laser etchers, waterjets and EDM machines, to produce high-quality prototype parts.
Fabricating, modifying, and assembling prototype components from a variety of materials, including metals (aluminum, steel, titanium) and plastics.
Performing in-process and final inspections using precision measuring instruments (calipers, micrometers, CMM) to ensure parts meet strict tolerance and quality standards.
Working directly with the engineering and design teams to provide feedback on part manufacturability, suggest design improvements, and troubleshoot issues.
Ability to lift 50lbs

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