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Python • washington dc

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Senior Data Scientist - Python & Machine Learning

Senior Data Scientist - Python & Machine Learning

Castellum IncWashington, District Of Columbia, United States
[job_card.full_time]
Salary: $140,000 - 160,000 per year.Masters or PhD in Statistics, Mathematics, Computer Science, or a related quantitative discipline.TS/SCI Level Security Clearance.Proficient in statistical progr...[show_more][last_updated.last_updated_1_day]
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Python AI Developer

Python AI Developer

YochanaWashington, DC, United States
[job_card.full_time]
This role is accountable for driving advanced machine learning operations and automation within development projects.The individual leverages expertise in ML Ops, DevOps, and Python to architect, i...[show_more][last_updated.last_updated_variable_hours]
Python Developer

Python Developer

NT ConceptsMcLean, VA
[job_card.full_time]
We are seeking a Python Developer to join our team.Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Secur...[show_more][last_updated.last_updated_30]
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Python Developer - VA

Python Developer - VA

InteliX SystemsMcLean, VA, United States
[job_card.full_time]
Role: Python Developer (Backend Developer ).Location: Hybrid Onsite in Mclean, VA.Duration: 6+ months (Possibility of Extension).Pure trade & investment-based applications.We are in ICM (investment...[show_more][last_updated.last_updated_variable_days]
Python Developer

Python Developer

Constellation IncWashington, DC, DC, US
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Job Description: Python Developer The Python Developer is responsible for designing, developing, and implementing Python based automation to execute the reconciliation process.They are responsible ...[show_more][last_updated.last_updated_30]
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Python w/ Java

Python w/ Java

ArtechMcLean, VA, United States
[job_card.full_time]
We are especially interested in.As part of our team, you will work on high-impact projects that drive the success of our clients.We are looking for two highly skilled.The ideal candidates will have...[show_more][last_updated.last_updated_variable_days]
Senior Python Developer

Senior Python Developer

Zachary PiperArlington, VA
[job_card.full_time]
Zachary Piper Solutions is seeking a.The selected candidate will have a strong background in Python and C++ to support embedded systems projects.This position emphasizes oversight, compliance, and ...[show_more][last_updated.last_updated_30]
Python Full Stack Developer

Python Full Stack Developer

AmpcusMcLean, VA
[job_card.full_time]
Technology and Business consulting services.We are in search of a highly motivated candidate to join our talented Team.The candidate will mainly be involved in design, development, and documentatio...[show_more][last_updated.last_updated_30]
Sr Python AI consultant

Sr Python AI consultant

Noblesoft TechnologiesDC, United States
[job_card.full_time]
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Role: Senior Python Developer Location: Washington, DC (Hybrid), USA Contract Job Description: Job Summa...[show_more][last_updated.last_updated_1_day]
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Python with AWS exp

Python with AWS exp

RIT Solutions, Inc.McLean, VA, United States
[job_card.full_time]
Job location -Richmond/Mclean V.Duration: ~5 months with possibility of extension or conversion.Job location- Richmond or McLean V.WS (serverless: lambda, fargate, SQS, postgress, dynamo).[show_more][last_updated.last_updated_variable_days]
Python Developer

Python Developer

pinnacleArlington, VA, US
[job_card.full_time]
Job DescriptionPinnacle Government Solutions is a minority-owned small business that provides Software, AI/ML, and Cloud Engineering Solutions for our Department of Defense, Intelligence Community,...[show_more][last_updated.last_updated_30]
JAVA DEVELOPER (PYTHON)

JAVA DEVELOPER (PYTHON)

BTree Solutions IncSuitland, MD, United States
[job_card.full_time]
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Job Title: JAVA DEVELOPER (PYTHON) Location: Suitland, MD Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 [show_more][last_updated.last_updated_variable_days]
Python Software Developer

Python Software Developer

Access-HR, Inc.Falls Church, VA, us
[job_card.full_time]
Our client is a nationally respected provider of health, science, and technology solutions supporting clients in the government and commercial sectors.They provide comprehensive enterprise informat...[show_more][last_updated.last_updated_variable_days]
Engineering Lead (Python & Django)

Engineering Lead (Python & Django)

AllocoreArlington, VA, US
[job_card.full_time]
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Allocore powers the leading government loans, grants, and fraud prevention programs with a unified cloud-based platform built for efficiency and security.Our advanced solutions power the largest an...[show_more][last_updated.last_updated_variable_days]
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Software Developer (C++, Python)

Software Developer (C++, Python)

BCC-NIHBethesda, MD, United States
[job_card.full_time]
Bioinformatics and Big Data to support our work at the National Institutes of Health.This opportunity is full time and onsite at the NIH in Bethesda, MD and/or remote work.We attract the best peopl...[show_more][last_updated.last_updated_variable_days]
Sr. Python Developer

Sr. Python Developer

US Tech SolutionsMcLean, VA
[job_card.full_time]
Mclean, VA ( Days/Week onsite from start of assignment).Strong database skills-SQL Server or DB, data extraction using Snowflake, and solid data analysis experience.Work closely with LPMS Business,...[show_more][last_updated.last_updated_variable_days]
Python Developer

Python Developer

Tactibit Technologies LLCSuitland, Maryland, United States
[job_card.permanent]
Tactibit Technologies provides innovative information technology, cybersecurity, and cloud support services to the Federal Government.We support some of the nation's most critical and demanding pro...[show_more][last_updated.last_updated_30]
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Python Developer III

Python Developer III

Guru SchoolsWashington, DC, United States
[job_card.full_time]
Python, reporting- part of the Enterprise Data Management team supporting treasury data.Want someone really good at python and sql and ok at power bi- just able to identify problems, not a report d...[show_more][last_updated.last_updated_variable_days]
Senior Spark & Python Developer

Senior Spark & Python Developer

Mavens GuildMcLean, Virginia, United States
[job_card.full_time]
In a senior developer role, you will design and build data flow and data integration processes to enhance loss prevention technologies for a leading financing firm.Drawing from your vast hands-on e...[show_more][last_updated.last_updated_30]
Senior Data Scientist - Python & Machine Learning

Senior Data Scientist - Python & Machine Learning

Castellum IncWashington, District Of Columbia, United States
[job_card.1_day_ago]
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  • [job_card.full_time]
[job_card.job_description]

Salary: $140,000 - 160,000 per year

Requirements:
  • 5-7 years of experience in data manipulation and statistical model development.
  • Masters or PhD in Statistics, Mathematics, Computer Science, or a related quantitative discipline.
  • TS/SCI Level Security Clearance.
  • Proficient in statistical programming languages such as R, Python, and SQL.
  • Familiarity with data architecture creation and management.
  • Knowledge of various machine learning techniques like clustering, decision trees, and neural networks.
  • Strong coding skills in multiple programming languages including C, C++, Java, and JavaScript.
  • Experience with statistical and data mining methods such as regression and text mining.
  • Ability to evaluate third-party data sources like Google Analytics and Facebook Insights.
  • Proficiency in distributed computing tools including Hadoop and Spark.
  • Experience in data visualization tools like Periscope and ggplot.
Responsibilities:
  • Collaborate with various departments to identify how to utilize company data to enhance business solutions.
  • Analyze and mine data from company databases to improve product development and marketing strategies.
  • Evaluate the reliability and effectiveness of new data sources and collection methods.
  • Create custom data models and algorithms applicable to data sets.
  • Apply predictive modeling techniques to optimize customer experience and revenue generation.
  • Establish frameworks for A/B testing and assess model quality.
  • Work alongside different teams to implement models and monitor their results.
  • Develop processes and tools to oversee model performance and ensure data accuracy.
Technologies:
  • Hadoop
  • Java
  • JavaScript
  • Machine Learning
  • Marketing
  • Python
  • SQL
  • Security
  • Spark
  • Redshift
  • D3
  • Hive
  • Support
  • MySQL
  • Network
  • Web

More:

At Corvus Consulting, LLC, we are seeking a mid-level Data Scientist to join our dedicated team based in the National Capital Region (NCR). In this role, you will work closely with diverse stakeholders, including product, sales, leadership, and marketing teams, to glean actionable insights from extensive datasets. We value innovation and a passion for finding solutions within complex information. This position is contingent upon contract award and funding, including final salary and compensation details.

last updated 14 week of 2026