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Python Developer Jobs in Ashburn, VA, US
4,100+ python developer jobs from 840+ companies hiring in Ashburn, VA, US.
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Business Intelligence Developer - Epic (666334)
Baltimore, Maryland, United States
$47-$82/hr RemoteFull Time
5+ YOE5+ years in healthcare IT/analytics with BI tools; experience with Tableau, SAS, R, Python, SQL; project management experience; Epic certification possible.
Tableau, SAS, Python, R, SQL, Epic Caboodle/Clarity
4w
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SIMULATION & DIAGNOSTICS DEVELOPER
Greenbelt, Maryland, United States
$170k-$190k/yr HybridFull Time
12+ YOEUS citizenship; extensive software development lifecycle experience; embedded software; TCP/UDP networking; DTN protocols; Linux/VxWorks RTOS; C/C++/Java; testing and documentation; familiarity with Git/JIRA/GitHub.
C, C++, Java, XML, JSON, Linux, RTOS (VxWorks), Git, JIRA, GitHub, Python, TCP, UDP, DTN, NASA standards
2mo
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Founding Security Engineer
Washington, District of Columbia, United States
$170k-$230k/yr OnsiteFull Time
5+ YOE5–8 years security experience; cloud security (GCP); Python; security tooling; GitHub, Terraform, CI/CD; collaborative mindset.
Python, GCP, Kubernetes, Terraform, CI/CD
1mo
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Cyber Systems Engineer (Project Engineer)
Chantilly, Virginia, United States
OnsiteFull Time
8+ YOE8-10 years with BS/BA or 6-8 years with MS/MA or 3-5 years with Ph.D.; TS/SCI with Poly; DoD 8570 IAT/IAM; strong statistics, AI/ML, Python; data visualization and analysis.
Python, SageMaker, Tableau, MS Office, MS Project, Visio, Infogram, Chartblocks, ServiceNow, Splunk, AWS
1mo
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Senior Test Engineer
Fort Meade, Maryland, United States
$115k-$140k/yr OnsiteFull Time
5+ YOEPlan, execute, and evaluate system tests across hardware, software, networking, virtualization, and cloud environments; DoD testing experience; Python and Linux skills.
Python, Linux, Suricata, Snort, Selenium, JUnit, TestNG, Java, JavaScript
1mo
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Senior Data Engineer
Rockville, Maryland, United States
OnsiteFull Time
7+ YOE7+ years data engineering in AWS, Python/SQL, PySpark, ETL pipelines, Terraform, CI/CD, Unix scripting, Power BI integration.
AWS, Python, SQL, PySpark, Terraform, GitOps, Power BI, Unix/Linux, S3, Athena, Redshift, Glue, Lambda, Step Functions, CloudFormation, CDK
1mo
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Staff Industrial Engineer
Georgetown, Texas, United States
OnsiteFull Time
5+ YOE5+ years engineering in manufacturing; Bachelors in industrial/mechanical engineering; Python/SQL/Tableau/Power BI proficiency; strong analytical and leadership skills.
Python, SQL, Tableau, Power BI
1mo
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Senior Software Engineer (TS/SCI w/poly)
Fort Meade, Maryland, United States
$250k-$295k/yr OnsiteFull Time
14+ YOESenior Software Engineer with TS/SCI w/poly clearance; 14+ years software engineering or 18+ years without degree; BS in CS preferred.
Java, JavaScript, Git, SQL, Python, SDLC, UI/UX, Angular, React, Vue.js, AWS, C#, API Development
10h
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Data & Automation Engineer
Reedsville, Pennsylvania, United States
OnsiteFull Time
1+ YOE1–3 years in Python data pipelines, REST APIs, SQL; degree in Computer Science or related field; strong problem solving and eagerness to learn.
Python, REST APIs, Snowflake, Power BI, Power Automate, UiPath
4d
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Sr. Cybersecurity Engineer
Washington, DC or Silver Spring or Atlanta
$121k-$225k/yr HybridFull Time
5+ YOE5+ years in enterprise security platforms (EDR, SIEM), strong experience with SentinelOne and Splunk, AI/ML exposure, scripting (Python) and cloud security integrations.
SentinelOne, Splunk, Python, AI/ML, Generative AI, APIs
3mo
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Product Security Engineer
New York City or Washington, D.C. or Boston
$175k-$210k/yr OnsiteFull Time
6+ YOE6+ years in application security or related, strong cloud and software security skills, proficient with security tools, coding in Java/Python/C++, and cloud architectures.
Burp Suite, OWASP ZAP, Python, TypeScript, Java, C++, CloudFormation, Terraform, AWS, GCP, Azure
1w
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Full Stack Platform Engineer - Angular / Spring / Kubernetes (Top Secret Clearance Required)
Herndon, Virginia, United States
HybridFull Time
Front-end with Angular/TypeScript; back-end with Java Spring and Python; Kubernetes, Docker; Linux/RHEL; CI/CD; Git; JIRA/Confluence; active Top Secret clearance.
Angular, Spring, Kubernetes, Docker, Linux, RHEL, Git, JIRA, Confluence
1w
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Senior Instrumentation Engineer
Manassas, Virginia, United States
OnsiteFull Time
8+ YOE8+ years in aerospace instrumentation and data acquisition; bachelor's in aerospace/related engineering; hands-on with DAS hardware; MATLAB/Python proficiency; familiarity with FAA/EASA certification processes; strong avionics/propulsion/structures exposure; U.S. citizenship or permanent residency.
MATLAB, Python, Data Acquisition Systems, Sensor Hardware, Signal Conditioning, Test Software
2mo
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Data Engineer
Washington, District of Columbia, United States
$122k-$134k/yr RemoteFull Time
6+ YOE6-8 years in data management/engineering; 3+ years cross-functional collaboration; BS/MS in engineering or computer science; AWS Developer certification desirable; familiarity with medical education data beneficial; US work authorization; remote with occasional travel.
Python, SQL, PL/SQL, ETL/ELT, Airflow, AWS Glue, AWS S3, AWS Lambda, AWS IAM
2w
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Radar Modeling Engineer
Columbia, Maryland, United States
$130k-$150k/yr OnsiteFull Time
5+ YOEUS citizen; Secret DoD clearance; BS in engineering/physics/math; 5 years in sensor/weapon system design or analysis; strong leadership; MATLAB and/or Python.
MATLAB, Python
2w
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Senior Devops Engineer
Washington, District of Columbia, United States
$150k-$200k/yr HybridFull Time
5+ YOE5+ years in DevOps/Platform Engineering or SRE; Azure or major cloud; CI/CD pipelines; IaC; Databricks; Python/Bash/Go; Docker; Entra SSO.
Azure, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CircleCI, Databricks, Docker, Python, Bash, Go, Microsoft Entra SSO
1mo
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AI Systems Engineer
Baltimore, Maryland, United States
$80k-$120k/yr OnsiteFull Time
Experienced AI systems engineer with TypeScript/Python, full-stack coding, knowledge of RAG architecture and LLM deployment; ownership of platform from data pipelines to UI.
TypeScript, Python, LLM deployment, RAG architecture, Vector databases
1mo
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Analysis Lead Engineer
Chantilly, Virginia, United States
RemoteFull Time
10+ YOELead performance analysis, requirements derivation, and validation for SDA Enterprise; 10+ years in satellite/ground systems; TS/SCI eligible; proficiency with AFSIM, Python, STK.
AFSIM, Python, STK
1mo
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Data Engineer II
Washington, District of Columbia, United States
$150k-$170k/yr HybridFull Time
3+ YOE3+ years data engineering; Snowflake; Dagster; dbt; Python, SQL, PHP; complex data modeling; quantitative mindset; strong communication; ownership; on-call readiness
Snowflake, Dagster, dbt, Python, SQL, PHP
1mo
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Lead Data Engineer – Financial Data, Compliance & Business Intelligence
Chicago or Washington or Sarasota or Hartford or Costa Mesa or San Jose or Atlanta or Boston or Cleveland or Columbus or Dallas or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Los Angeles or Miami or New York City or Oak Brook Terrace or Sacramento or San Francisco or South Bend or Tampa or Houston or Austin
$111k-$226k/yr OnsiteFull Time
3+ YOE3+ years ETL development; experience with Bank Secrecy Act/AML regulations; consulting experience; strong ETL/EDW skills; Python/Java; cloud data warehousing (Azure/AWS/Snowflake); excellent communication and teamwork.
ETL tools, Python, Java, Azure, AWS, Snowflake
1w
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Security Engineer - Threat Intel
New York City or San Francisco or Washington
$320k-$405k/yr HybridFull Time
5+ YOE5+ years in cyber threat intelligence or intrusion analysis; strong Python and automation skills; malware, cloud, and log analysis experience; ability to author durable detections; existing CTI network.
Python, YARA, Sigma, Snort Suricata, SIEM
2mo
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Technical Engineer Tier 2
Germantown, Maryland, United States
$74k-$137k/yr OnsiteFull Time
5+ YOEBachelor’s or master’s in electrical/Computer Engineering or Computer Science; 5+ years IT/telecom/optical networks support; Linux; Python, Bash; REST API; strong problem-solving; customer-facing.
Linux, Python, Bash, REST API
2mo
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Senior Staff Software Engineer — Application Engineering
Bothell or Boulder or College Park
$193k-$253k/yr HybridFull Time
12+ YOE12+ yrs backend/full-stack; 5+ yrs CI/CD; 5+ yrs C/C++ or Rust; 3+ yrs Docker/Kubernetes; shipping containerized apps; quantum computing background; using coding tools daily.
Python, Golang, GitHub Actions, Jenkins, C/C++, Rust, Docker, Kubernetes, CUDA, OpenMP, Airflow, Dagster, Temporal
2w
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Data Solutions Engineer
Tampa or Dallas or Atlanta or Washington, D.C.
$150k-$225k/yr HybridFull Time
5+ YOEBachelor's degree; 5+ years data engineering in law or professional services; strong BI, data warehousing, Python, SQL, Azure; AI/ML and data governance familiarity.
Azure Data Factory, Azure Databricks, Azure Data Lake Storage, Azure SQL Data Warehouse, SQL, Python, Airflow, PowerShell, .NET, Power Platform
2mo
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Senior Astrodynamics Engineer
El Segundo or Washington or Huntsville
$155k-$185k/yr OnsiteFull Time
5+ YOESenior astrodynamics engineer with 5+ years experience; expert in trajectory design, optimization, and orbital mechanics; proficient in C++/Python/Matlab; able to lead mission planning and modeling.
C++, Python, Matlab, Trajectory design tools
2mo
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Sr. Infrastructure Engineer 2 - Network
Washington, District of Columbia, United States
OnsiteFull Time
8+ YOESenior system admin with Linux/Windows, scripting (Perl/Shell/Python), network addressing, security, and server co-location experience; 8+ years IT.
Linux, Windows, Active Directory, Tomcat, JBoss, Perl, Shell, Python, IPv4/IPv6, SQL, Java
2mo
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Desktop Systems Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Active TS/SCI with CI polygraph; on-site delivery; VDI engineering for Citrix XenDesktop/NetScaler; Azure Virtual Desktop; PowerShell/Python scripting; Tier 3 support; documentation.
Citrix XenDesktop, Citrix NetScaler, Azure Virtual Desktop, PowerShell, Python, Windows 10 SOE, SQL Clustering, ALM/ELM, Citrix XenApp, AppLayering
1mo
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Robotics Design Engineer
Arlington, Virginia, United States
OnsiteFull Time
5+ YOE5+ years robotics systems experience; strong C++ and Python; ROS 2; robotics software architecture; simulation/digital twins; field integration; knowledge of ROS hardware integration.
ROS 2, C++, Python, DDS, QoS, Robot hardware integration, Sensor fusion, Real-time systems, Simulation
2mo
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AWS DevOps Engineer
Alexandria, Virginia, United States
RemoteFull Time
Design, implement, and maintain CI/CD pipelines; IaC (Terraform, CloudFormation, Ansible); DoD/STIG compliance; AWS services; scripting (Python, Bash, PowerShell); DoD clearance encouraged.
Terraform, CloudFormation, Ansible, Python, Bash, PowerShell, AWS, Oracle
2mo
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Sr. Infrastructure Engineer 2 - Network
Washington, District of Columbia, United States
OnsiteFull Time
8+ YOESenior IT infra engineer; Linux/Windows servers; scripting (Perl/Shell/Python); IPv4/IPv6, DNS; Tomcat/JBoss; Unix/Linux; English fluency.
Perl, Shell, Python, Tomcat, JBoss, Unix/Linux, Active Directory, DNS, IPv4/IPv6
3w
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FLEX Senior Software Engineer – Data and Analytics Technology
Bethesda, Maryland, United States
$48-$87/hr HybridFull Time
8+ YOE8+ years in data/ETL, 4+ years in data pipelines on AWS/Snowflake, leadership experience; strong communication; BS in Computer Science or related field.
AWS, Snowflake, S3, Lambda, EKS, Airflow, Python, Informatica, Spark, HashiCorp
5d
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CBO - Automation Engineer
Washington, District of Columbia, United States
RemoteFull Time
5+ YOEActive Public Trust clearance; BS in CS/IT or related field; 5+ years in cybersecurity engineering, automation, or SOAR; experience with Microsoft Sentinel, Azure Logic Apps, Defender XDR; scripting (Python/PowerShell); API integrations; incident response workflows; MITRE ATT&CK; cloud experience.
Microsoft Sentinel, Azure Logic Apps, Microsoft Defender XDR, Azure, AWS, PowerShell, Python, APIs
2mo
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AI/ML Engineer
Reston or Remote
$124k-$167k/yr HybridFull Time
9+ YOE9+ years software/ML experience; 2+ years in production AI; Python and Typescript; REST APIs; LangChain, LlamaIndex, HuggingFace; OpenAI API; ML model deployment and RAG architectures.
Python, Typescript, REST APIs, Flask, FastAPI, LangChain, LlamaIndex, HuggingFace Transformers, SGLang, OpenAI API, RAG, vector databases, Pinecone, Weaviate, GraphRAG, Knowledge Graphs, AWS, Azure, GCP, HIPAA compliance, LoRA, prompt tuning, RLHF, CrewAI, Stands SDK
1mo
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Machine Learning Engineer
Arlington, Virginia, United States
$132k-$234k/yr OnsiteFull Time
3+ YOEBachelor's in electrical/computer engineering, computer science, mathematics, or related field; 3+ years in ML; Python and C++; ML framework experience; U.S. citizenship; ability to obtain SECRET clearance.
Python, C++, PyTorch, CUDA
1w
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Software Reverse Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
15+ YOEBachelor in STEM with 15 years as a reverse engineer or 4 additional years experience; strong C/C++, Python; low-level programming; reverse-engineering tools; TS/SCI with polygraph.
C, C++, Python, reverse-engineering tools, low-level programming
2w
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IT Security Engineer
Kansas City or Atlanta or Birmingham or Boston or Chattanooga or Chicago or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Los Angeles or Miami or Nashville or New York or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or St. Joseph or St. Louis or Wilmington or Washington
$100k-$120k/yr HybridFull Time
2+ YOE2-4 years in security engineering and on-prem security; AD with Azure; SIEM workflows; scripting (Python/PowerShell); metrics/logging (Splunk-like) experience; BS in CS/CE/IS or equivalent.
Active Directory, Azure, SIEM, Python, PowerShell, Splunk-like logging
1mo
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Vulnerability Research Engineer
Washington, D.C., District of Columbia, United States
$115k-$181k/yr OnsiteFull Time
5+ YOEBachelor’s in STEM; 5+ years reverse engineering, malware analysis, or low-level software/firmware analysis; strong C/C++, Python; experience with disassemblers and debuggers; embedded systems knowledge.
IDA Pro, Ghidra, Binary Ninja, WinDbg, gdb, lldb, Python, C/C++
2mo
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Lead Engineer, Enterprise Services
Tysons Corner, Virginia, United States
HybridFull Time
6+ YOE1+ Mgmt6+ years in IT engineering or identity management; 1+ year of people leadership; hands-on with Okta/AD/Azure AD, AWS IAM; SAML/OIDC/OAuth/SCIM; Python/PowerShell; on-call experience; distributed teams.
Okta, Active Directory, Azure Active Directory, Entra ID, AWS IAM, SAML, OIDC, OAuth, SCIM, Python, PowerShell
2w
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Senior Data Warehouse Modernization Developer
Fairfax, Virginia, United States
$160k-$190k/yr OnsiteFull Time
10+ YOESenior-level data warehousing with SQL, Python, ETL, and Cloud familiarity; active secret clearance required.
SQL, Python, PySpark, Spark, SSIS, SQL Server, Git, CI/CD, Azure, AWS, Databricks
2mo
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Senior 3D Pipeline Engineer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOE10+ years in studio pipelines; experience building tools, Python/Maya API, production workflows; strong collaboration and communication; US citizenship.
Maya, Python, Maya API, Kitsu, FTrack, databases, version control
HiringCafe market data
Python Developer Jobs market signals in Ashburn, VA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
4,100+
Hiring companies
840+
Fresh sample
33% new in 30d
Salary visibility
58% show pay
Companies appearing in this market
AstrionElectrai3Integration InnovationIonQMarriott InternationalRDRSIXGEN
Work location mix in visible results
Onsite: 42Hybrid: 21Remote: 6