68 software engineer data science jobs at 36 companies in Virginia

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AI and Data Science Engineer III
Virginia, United States
$131k-$218k/yr OnsiteFull Time
Deloitte
Deloitte: Provides professional audit, consulting, advisory, and tax services.
5+ YOEBachelor's degree,5+ years in data science/ML/AI or software engineering,3+ years Python and SQL,2+ years ML model deployment,1+ year cloud experience,Active Top Secret clearance,ability to travel ~30%,US work authorization required.
Python, Structured Query Language (SQL), Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP), MLOps, CI/CD, ETL, DataOps
2mo
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SOFTWARE DEVELOPER/DATA SCIENTIST (INTERDISCIPLINARY) - DIRECT HIRE AUTHORITY
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time, Contract
Joint Warfare Analysis Center
Joint Warfare Analysis Center: Provides engineering and scientific analysis for US national security.
3+ YOEInterdisciplinary software engineering and data science role with security clearance; experience in development, security, and data analytics.
Python, R, Java, C#, Visual Studio, AWS, Kubernetes, GitLab, DevSecOps, ArcGIS Pro, LLMs
1mo
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Lead Machine Learning / Data Science Engineer
Richmond, Virginia, United States
$90k-$200k/yr OnsiteFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
7+ YOE7+ years delivering cloud-based data engineering and ML solutions; Bachelor's degree or equivalent; technical leadership and mentoring experience; hands-on with Python/Scala, SQL, Spark, NoSQL, Docker, Snowflake/Databricks, AWS/Azure/GCP; experience with production LLMs and agentic AI.
Python, Scala, SQL, Spark, NoSQL, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, AWS, Azure, GCP, GPT, Claude, Mistral, langchain, n8n, pydantic, MCP, RAG
2w
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Software Developer
Sterling, Virginia, United States
OnsiteFull Time
ASSYST
ASSYST: An IT firm specializing in digital transformation, DevSecOps, cyber security, and AI integration for government clients.
Master's in Computer Science or related required; expertise in software engineering, AI/ML, data science, deep learning, neural networks, and quality assurance testing; ability to travel to local clients.
2mo
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Software Engineer
Alexandria or United States
RemoteFull Time
Whitespace
Whitespace: Building AI-powered geospatial intelligence platforms for global leaders.
7+ YOE7+ years software engineering experience; strong coding in Python/Java/Go; CI/CD and DevOps experience; SQL/NoSQL; geospatial data science and analytics experience preferred; US citizenship and TS/SCI eligibility required.
Python, Java, Go, GitLab, JIRA, Confluence, Kubernetes, SQL, NoSQL, GeoPandas, ArcGIS Pro, ArcGIS Enterprise, QGIS, Spark, Hadoop, Athena, EMR, BigQuery, Tableau, Power BI, Kepler.gl, Deck.gl
3mo
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Software Engineer, Lead
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years in software development; strong experience with Java, Kotlin, Python, JavaScript/TypeScript, C/C++, or Go; experience with AI/ML, big data; TS/SCI clearance; Bachelor's in Engineering, Science, or Technology.
Java, Kotlin, Python, JavaScript, TypeScript, C/C++, Golang, AI, machine learning, big data, data science, cloud platforms
1mo
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Principal Software Engineer
Fairfax, Virginia, United States
OnsiteFull Time
Trident Systems
Trident Systems: Develops high-performance electronics for space and defense.
9+ YOEBachelor's in CS/Software Eng/Data Science (or equivalent experience), 9+ years related experience (7+ with graduate degree) with Python, Linux/Windows, databases, JSON/REST, Git/SVN, and production-quality software development.
Python, Linux, Windows, Android, JSON, CSV, XML, REST APIs, sockets, message queues, PostgreSQL, SQLite, InfluxDB, object storage, Git, SVN, Flask, FastAPI, Django, Dash, Docker, CI/CD pipelines
1mo
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Data Engineer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$221k-$299k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOEActive TS/SCI with Polygraph required, 10+ years related experience, BS in Computer Science or equivalent, expertise in data engineering, ETL, backend development, cloud, containerization, and strong software lifecycle skills.
Java, Python, Angular, Java Script, Go, Elastic Search, Kafka, Airflow, AWS, Azure, GCP, Docker, Kubernetes, CI/CD
1mo
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Lead AI Software Engineer
United States or Tysons
$113k-$188k/yr RemoteFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
6+ YOEAbility to obtain Public Trust; BA in CS/Engineering/Data Science or equivalent; 6+ years software engineering experience; expert Java or Python, ReactJS, AWS, RDBMS, CI/CD, DevSecOps, SAFe experience, and leadership/mentoring skills.
AWS, Lambda, ECS/Fargate, API Gateway, Step Functions, S3, Glue, ReactJS, Java, Python, PostgreSQL, MySQL, Aurora, GitHub Copilot, Cursor, Claude Code, LangChain, Haystack, Semantic Kernel, D3.js, Plotly, Tableau, QuickSight, Terraform, AWS CDK, CloudFormation, SAST, DAST, SCA, CI/CD
2mo
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JR Software Developer
Chantilly, Virginia, United States
OnsiteFull Time
Probity
Probity: Provides IT, cybersecurity, and engineering services to government agencies.
Master's degree in Computer Science, Information Systems, Engineering or equivalent; strong Python, Java/Scala, SQL; Hadoop/Spark; cloud data platforms; Docker/Kubernetes/Airflow; Agile experience; active Top Secret/SCI clearance with Polygraph.
Python, Java, Scala, SQL, Hive, Hadoop, Spark, AWS Glue, Google Cloud Dataflow, Azure Data Factory, Docker, Kubernetes, Airflow
3mo
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Senior Data Security Engineer
Arlington, Virginia, United States
$117k-$243k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
8+ YOE8 years of experience implementing security controls for data platforms in large environments; DoD 8140; Bachelor's degree in IT, Cybersecurity, Computer Science, Information Systems, Data Science, Software Engineering, or related field
1mo
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Software Engineer (Associate/Senior Associate)
Manassas, Virginia, United States
HybridFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
Bachelor's in Computer Science/Data Engineering or similar; proficient in Python, RESTful/gRPC, Linux; ability to obtain Secret clearance and pass background check; U.S. citizenship required. Desired: SQL/NoSQL, Kubernetes, Docker, GPU tooling (CuPy/Numba), multiprocessing, shell scripting.
Python, RESTful, gRPC, Linux, SQL, NoSQL, Kubernetes, Docker, Podman, KVM, Helm, CuPy, Numba, multiprocessing
1mo
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Software Engineer – (Core Strategist)
Houston or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia
HybridFull Time
FDM Group
FDM GroupLondon Stock Exchange: FDM: Provides IT consulting, technical training, and staff augmentation services.
Bachelor's degree in computer science or related field, solid Python and SQL experience, familiarity with data visualization and cloud concepts (preferably AWS), experience with unit testing and version control, strong analytical and communication skills.
Dataiku, Power BI, Plotly Dash, Python, pandas, numpy, Jupyter, SQL, AWS, REST, Git, Azure pipelines, scikit-learn, scipy, statsmodels
1mo
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Senior Full Stack Software Developer w/poly
Sterling, Virginia, United States
OnsiteFull Time
GRVTY
GRVTY: Develops defense technology, cyber, and intelligence software solutions.
10+ YOEActive TS/SCI with poly required; 10+ years software engineering; strong Python and Java; React and Django experience; DevOps/CI-CD; experience with large-scale data pipelines; Bachelor’s in Computer Science or related field.
Python, Java, React, Django, Spark, OpenSearch, Elasticsearch, Kafka, gRPC, Celery, Docker, Kubernetes, MariaDB, MySQL, ValKey, PostgreSQL, InfluxDB, MongoDB, Open Telemetry (OTel), GitLab, Jira, Confluence
1w
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Data Scientist
Suffolk, Virginia, United States
$78k-$176k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
2+ YOE2+ years in AI, data science, ML, software or data engineering; Bachelor's degree; ability to obtain Secret clearance; experience with big data and programming (Python, C#, Java).
Spark, Hadoop, Databricks, Python, C#, Java, LLMs, MCP, LangChain, LangGraph, C, C++, Rust
1mo
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Spacecraft Data Systems Engineer - Blue Ring
Reston or Huntsville or Denver or Seattle or Los Angeles
$134k-$203k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in computer science/engineering/IT/applied math, 8+ years spacecraft development and operations, experience with Command & Telemetry Databases and CCSDS, proficiency in Java/Python/JavaScript/C/C++, familiarity with flight software and C2 tools, ability to work with cross-functional teams; U.S. work authorization required.
CCSDS, Java, Python, JavaScript, C, C++, Command and Telemetry Database (CTDB), Command and Control (C2), Flight Software (FSW), Jira, GitLab, CI/CD pipelines, Defense Biometric Identification System (DBIDS)
3w
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AI/ML Software Developer
Tysons, Virginia, United States
$123k-$150k/yr OnsiteFull Time
CATHEXIS
CATHEXIS: Provides consulting and technology services to federal government agencies.
3+ YOEActive Secret clearance required; Bachelor\u000degree in computer science or related field; 3+ years experience; proficiency with JavaScript, Java or Python, OOP, data structures, algorithms, and modern LLM tools.
JavaScript, Python, Java, LLM
1mo
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Applications Developer III
Arlington, Virginia, United States
OnsiteFull Time
ARSIEM
ARSIEM: Provides cybersecurity and software engineering to government agencies.
5+ YOEBS in CS/Data Science or HS + 7 years, 5+ years automation/data engineering or software dev, strong Python, ETL/data pipeline and API experience, Git and CI/CD knowledge, active TS/SCI required.
Python, Git, CI/CD, Airflow, Prefect, Docker, Kubernetes, Kafka, Kinesis, Spark, Hadoop, Automated Malware Analysis (AMA)
2d
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Data Analyst (AI Assurance Lead)
Springfield, Virginia, United States
$169k-$197k/yr OnsiteFull Time
National Geospatial-Intelligence Agency
National Geospatial-Intelligence Agency: Provides geospatial intelligence to support United States national security.
10+ YOEMinimum 10 years' progressive experience in AI/ML/data science/software engineering; experience evaluating AI systems and leading AI implementation in enterprise or defense settings; bachelor's degree or equivalent; excellent communication skills.
large language models, retrieval-augmented generation, AI agents, multimodal models, IC Foundational AI Stack
2w
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Data Scientist - TS/SCI w/Poly
McLean, Virginia, United States
$213k-$288k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
10+ YOETS/SCI+Poly required,10+ years data science experience,2+ years software/data engineering,Python,CUDA,Kubernetes,SQL/Oracle,EMR/NoSQL familiarity,GPU processing,model deployment and ML production experience.
Python, Cuda, Kubernetes, CI/CD, Apache Kafka, REST, Open-AI, LLMs, NLP, YOLO, Whisper, SQL, Oracle, Elasticsearch, Neo4J, Redis, GitHub, GitLab, Jenkins, RunDeck, Keras, Tensorflow, Theano, GPU