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Python Developer Jobs in Arlington, VA, US
4,300+ python developer jobs from 860+ companies hiring in Arlington, VA, US.
2mo
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Junior RF Electrical Engineer - Poly Req'd
Herndon or Washington or Quantico
OnsiteFull Time
0+ YOEBachelor's in Electrical Engineering; MATLAB/Python proficiency; RF propagation modeling; electronics testing; briefing and reporting.
MATLAB, Python, spectrum analyzers, signal generators, voltage meters, continuity testers
2mo
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Junior RF Electrical Engineer - Poly Req'd
Washington or Quantico or Herndon
OnsiteFull Time
Bachelor's in Electrical Engineering; proficiency in MATLAB/Python; RF propagation and spectrum analysis; testing with test equipment; ability to brief technical/non-technical audiences.
MATLAB, Python, Spectrum Analyzers, Signal Generators, Voltage Meters, Network and Cable Continuity Tests
2mo
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Security Verification Test Engineer | Annapolis Junction, MD (FS Poly Required)
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOEMid-level SVT software engineer with Java, scripting, and web services experience; FS poly clearance required; Bachelor's degree and 8+ years preferred.
Java, JEE, Python, C, C++, SQL, SOAP, WSDL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT
3w
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Machine Learning Engineer (Herndon, VA, US, 20171)
Herndon, Virginia, United States
HybridFull Time
3+ YOE3+ years hands-on ML engineering; productionizing models; Python and ML frameworks; cloud platforms; MLOps; strong CS fundamentals.
Python, PyTorch, Scikit-learn, AWS, Azure, GCP, SageMaker, Vertex AI, Azure ML, Docker, Kubernetes, MLflow, Feature Stores, CI/CD, MLOps, Prometheus, Grafana
1w
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2-10 years of relevant experience; BS in STEM; TS/SCI with CI Poly; experience in space-related analysis; programming in C++, Python, R, SQL, MATLAB; able to communicate findings.
C++, Python, R, SQL, PostgreSQL, MATLAB, Linux, STK, VBA
2mo
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Machine Learning Engineer - Computer Vision
Arlington, Virginia, United States
OnsiteFull Time
Bachelor's or Master's in CS/AI/Data Science; experience with deep learning (TensorFlow/PyTorch), data manipulation (Pandas/NumPy/SQL); Python and C++; MLOps on cloud; image/video data processing; strong communication.
TensorFlow, PyTorch, Transformers, Hugging Face, Pandas, NumPy, SQL, Python, C++, AWS, Azure, Google Cloud, ONNX, triton, vllm, Docker, Kubernetes
1w
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Data & Automation Engineer (Q Clearance)
Herndon, Virginia, United States
RemoteFull Time
3+ YOE3+ years experience; Python and PowerShell; SharePoint Online/Microsoft 365; data migration; DOE Q or equivalent Top Secret clearance; bachelor/associate degree options plus experience; AI capabilities interest.
Python, PowerShell, SharePoint Online, Microsoft 365, Azure
2mo
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Business Data Architect/Developer (15.37)
Washington, District of Columbia, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEU.S. citizen; bachelor’s in engineering or business with 7+ years, or master’s with 5+ years; PMP/DHS PM/Six Sigma MBB or equivalent; gov experience; strong data-analytics, SQL, Python, Access, SharePoint skills; able to work onsite in Washington, DC; ability to pass federal security investigation.
Microsoft Access, Python, SQL, Microsoft Office Suite, Microsoft Project, SharePoint
1mo
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Bridge Management Engineer (Arlington, VA, US)
Arlington, Virginia, United States
HybridFull Time
3+ YOE3+ years in bridge engineering/asset management; Bachelor's in Civil Engineering; EIT preferred, PE preferred; strong communication and teamwork; Excel; GIS; Python exposure a plus.
Excel, Geographic Information Systems, Python
3w
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Zscaler Engineer
Washington, District of Columbia, United States
HybridFull Time
5+ YOEExperience with Zscaler services (ZIA/ZPA/ZDX), cloud/network/identity security, Windows/Linux admin, scripting; MS platform integration; on-site in DC 3 days per week.
Zscaler, EDR, DLP, Secure Web Gateway, Email Security, IDPS, Firewall, SIEM, Azure AD, Conditional Access, Intune, Microsoft Defender, SAML, PowerShell, Python, Bash
2mo
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Business Process System Engineer
Arlington, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's degree in a quantitative discipline; 5+ years of quantitative analysis; experience with ELT/ETL, Databricks, AWS; BI tools (Excel, Python, Tableau); translate requirements; US citizenship; Secret clearance preferred.
Databricks, AWS, Python, Excel, SharePoint, Tableau, Tableau Prep, Tableau Server, Tableau Desktop, Delta Lake, MLflow, S3
1mo
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Hybrid Cloud Platform Engineer
Springfield or St. Louis
OnsiteFull Time
5+ YOEBachelor's in CS/CE or related, 5-8 years developer experience, DoD 8570 IAT Level II with listed certifications.
Amazon Web Services, Red Hat OpenShift, Linux (RHEL/RHCOS/CentOS), Docker, Kubernetes, Git, GitLab CI, Jenkins, Python, Shell scripting, RabbitMQ, Redis, PostgreSQL, Elastic Stack, Crossplane, Kyverno, Red Hat GitOps, vSphere
1w
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Cybersecurity / Information Security Engineer
Chantilly, Virginia, United States
OnsiteFull Time
6+ YOE6-10 years in ISSE/cybersecurity; TS/SCI with Polygraph; BS in technical field; Linux experience; scripting (bash/python); networking; Agile; NIST/CIS/DI SA standards; RMF and CVE management.
Linux, Bash, Python, AWS, Ansible, Terraform
5h
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Senior Mechanical Engineer (CFD and FEA)
Columbia, Maryland, United States
$110k-$130k/yr HybridFull Time
Bachelor’s degree in mechanical engineering; experience with CFD/FEA for HVAC/data center applications; proficient with CFD/FEA tools; able to lead simulations and support product development and customer engagements.
ANSYS Fluent, ANSYS CFX, SolidWorks Flow Simulation, Autodesk CFD, OpenFOAM, ANSYS Mechanical, Abaqus, NASTRAN, Onshape, SolidWorks, Creo, Python
1mo
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Signal Processing Engineer / Computer Scientist
Washington, District of Columbia, United States
$120k-$150k/yr OnsiteFull Time
5+ YOEFive years of electromagnetic signal processing experience; RF knowledge; MATLAB, Python, Java; FPGA/VHDL/Verilog; DoD Secret clearance; Bachelor’s in engineering, mathematics, computer science, or physics; ability to lift 50 lbs; some travel.
MATLAB, Python, Java, C++, VHDL, Verilog, FPGA
3w
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Data Analyst/ Data Engineer II
Andrews AFB, Maryland, United States
$120k-$135k/yr OnsiteFull Time
4+ YOE4+ years experience in databases, data analytics, and visualization; proficient with Python/SQL/R/Scala; strong communication and leadership.
Python, SQL, R, Scala, Visual Basic
1mo
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Senior Solutions Engineer, Federal
Washington, District of Columbia, United States
$160k-$200k/yr RemoteFull Time
5+ YOE5+ years engineering or deployment experience; strong software background; active Top Secret/SCI clearance or equivalent; able to scope and deliver complex gov deployments; comfortable travel up to 50%; proficient in Python/JavaScript.
Python, JavaScript, Rust, Terraform, Kubernetes, AWS GovCloud, Azure Government
1mo
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macOS Customer Support Engineer - SBG
Arlington, Virginia, United States
OnsiteFull Time
3+ YOE3+ years macOS support in enterprise environments; JAMF/MDM familiarity; scripting (Shell/Bash/Python); strong customer service; able to obtain DHS security clearance.
JAMF, Shell, Bash, Python, MAC OS
2mo
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Hybrid Cloud Platform Engineer (PaaS)
Springfield or St. Louis
HybridFull Time
5+ YOEExperience deploying and managing RedHat OpenShift; AWS; Python, shell scripting, Git; Linux; CI/CD tools; container platforms.
Red Hat OpenShift, AWS, Python, Shell scripting, Git, RHEL, RHCOS, CentOS, GitLab CI, Jenkins, GitOps, Docker, Kubernetes
2mo
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Junior RF Electrical Engineer - Poly Req'd
Washington or Quantico or Herndon
OnsiteFull Time
Bachelor's in Electrical Engineering; MATLAB/Python; RF propagation and spectrum analysis; testing electronics; briefing and presenting to technical/non-technical audiences.
MATLAB, Python, Spectrum Analyzer, Signal Generator, Voltmeter, Network Tester, RF testing equipment
1mo
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Information Security Application Engineer (2026 Graduates)
McLean, Virginia, United States
OnsiteFull Time
Pursuing a Bachelor's in CS/Engineering or related field; programming in Java/Python/C/C++ ; strong networking, Windows/Linux, and cloud familiarity.
Java, Python, C/C++, Windows, Linux, Cloud
2mo
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RF/uW Solutions Engineer
Columbia, Maryland, United States
HybridFull Time
4+ YOEBSEE required with RF/microwave emphasis; TS/SCI with Poly; US Citizen; 4+ years exp; strong communication; programming in C#, Python, Matlab, or C; field travel.
C#, Python, Matlab, C
4w
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Senior DevOps Engineer/Architect
Washington, District of Columbia, United States
OnsiteFull Time
7+ YOEActive Top Secret/SCI clearance; DoD 8570 IAT II / Security+; 7+ years DevOps/platform/infrastructure; architect/senior lead; Kubernetes/Docker/Helm; GitLab/Jenkins/Rancher; Python/Bash; on-prem and cloud; Linux networking
Kubernetes, Docker, Helm, GitLab, Jenkins, Rancher, Python, Bash, Shell, Prometheus, Grafana, ELK Stack, IAM, SSH, VPN, S3, Linux
2w
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Revenue Operations GTM Engineer
Arlington or New York
HybridFull Time
1+ YOEBS in computer science or engineering, or equivalent practical experience; 1–4+ years building integrations/automation across SaaS platforms; certifications in Microsoft Dynamics 365; proficiency with APIs, SQL, Python/JavaScript; knowledge of CRM systems and GTM tooling.
APIs, SQL, Python, JavaScript, Dynamics 365, Power Platform
2w
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FLS Production Engineer - Optical Alignment & Metrology Competency (CWW – N1)
Wilton, Connecticut, United States
OnsiteFull Time
0+ YOEBachelor's in Optical Engineering; 0+ years; optical metrology, optical design, MATLAB, LabVIEW, Python; read optical/mechanical/electrical drawings; cleanroom work; willingness for weekend coverage.
Code-V, Zemax, MATLAB, LabVIEW, Python, NX, Teamcenter, SAP
2w
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Site Reliability Engineer (Senior or Staff), Atlas
New York City or Boston or Charlotte or Miami or New York City or Philadelphia or Raleigh or Washington
$127k-$249k/yr HybridFull Time
5+ YOE5+ years running critical systems at scale; multi-cloud experience; strong Linux; programming in Go/Ruby/Python; knowledge of HTTP/TLS/DNS; on-call rotation.
Linux, Go, Ruby, Python, HTTP, TLS, DNS, AWS, Azure, GCP
2mo
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Sr Applications Database Engineer/Applications System Administrator
Rockville, Maryland, United States
$90k-$110k/yr OnsiteFull Time
Senior AI/ML engineer with healthcare data expertise (HL7/FHIR), cloud (AWS), Python/R/Java, GenAI, LangChain; experience with NLP/CV and HIPAA compliance.
Python, R, Java, AWS, Docker, Kubernetes, PyTorch, TensorFlow, scikit-learn, HL7, FHIR, LangChain, VectorDBs, RAG
2w
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Electrical/Systems Engineer
Washington, District of Columbia, United States
$152k-$165k/yr OnsiteFull Time
3+ YOEBachelor's degree in engineering or related field; minimum 3 years’ experience; networking basics; scripting (Python); ability to follow procedures; willing to travel; proficient with MS Office.
Microsoft Office, Networking (TCP/IP, routing, switching, VLANs), Scripting (Python), Linux (basic command-line), Technical instrumentation, Diagnostic tools, System analysis
3w
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Senior Site Reliability Engineer (Arlington, VA)
Arlington or Chantilly
$180k-$220k/yr OnsiteFull Time
5+ YOE5+ years in Platform/DevOps/SRE; Top Secret clearance; Terraform/Ansible; Kubernetes; CI/CD; Python/Go/Bash; AWS; observability; incident response.
Terraform, Ansible, Kubernetes, Prometheus, Loki, Grafana, GitLab CI/CD, Jenkins, GitHub Actions, Python, Go, Bash, AWS, ELK, Datadog
3w
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Lead Cloud AI Platforms Engineer
Memphis or McLean or Dallas or United States
$110k-$175k/yr HybridFull Time
5+ YOELead technical expert on Cloud AI platforms; AWS, Terraform, Linux, Python; 5+ years technology; 2+ years ML/AI; up to 10% travel.
AWS, SageMaker, Bedrock, OpenSearch, Terraform, Kubernetes, Linux, Python
1mo
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KSA Integration - Data Scientist / ML Engineer
Washington or United States
HybridFull Time
5+ YOE5+ years in data science or ML; Python/R; production ML; data engineering and visualization; BA/BS in CS/Data Science/Statistics/Math; MS preferred.
Python, R, TensorFlow, PyTorch, scikit-learn, Tableau, Power BI, Matplotlib, Plotly
1mo
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Lead Systems Engineer (Modeling, Simulation, & Analysis)
Chantilly, Virginia, United States
HybridFull Time
10+ YOETS/SCI clearance; Bachelor's in Science/Engineering/Math; 10+ years in modeling, simulation, and analysis; strong requirements development; space systems experience; effective communication.
Aerospace modeling tools, Python, STK, AFSIM
1w
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Hybrid Cloud Platform Engineer (PaaS)
Springfield, Virginia, United States
OnsiteFull Time
5+ YOETS/SCI with CI Poly; Bachelor's in CS/CE; 5-8 years dev experience; DoD 8570 IAT II certs; US citizenship; OpenShift/AWS; Python/Shell; Linux; CI/CD; Docker/Kubernetes
OpenShift, Crossplane, Kyverno, RedHat GitOps, AWS, Python, Shell scripting, Git, Linux (RHEL/RHCOS/CentOS), CI/CD (GitLab CI, Jenkins), Docker, Kubernetes
5d
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Software Engineers
Annapolis Junction, Maryland, United States
$100k-$200k/yr OnsiteFull Time
1+ YOEActive TS/SCI with POLY; software development experience; strong problem-solving skills.
C, C++, Java, Python, Software Development Tools, Databases
1mo
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Network Systems Engineer (Pre-Sales) - DC area
Rockville, Maryland, United States
$122k-$181k/yr HybridFull Time
5+ YOE5+ years L2/L3 networking design and implementation; data center, campus, Wi‑Fi focus; VxLAN/EVPN; strong CLI; Python/Ansible desirable; ACE-L4/6/7 certs preferred
Python, Ansible, CLI, VxLAN, EVPN, TCP/IP, OSPF, BGP, Spanning Tree, QoS
2w
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CNAPP Security Engineer (Public Trust clearance) - Mid-Atlantic region
Reston, Virginia, United States
RemoteFull Time
3+ YOE3+ years cloud security experience; CNAPP/CSPM/Wiz/Lacework; Terraform/Python/PowerShell; Kubernetes; CI/CD integration; strong communication.
Wiz.io, Orca, Lacework, Trivy, Aqua, Ermetic, Prisma Cloud, Terraform, Python, PowerShell, Rego, CloudFormation, Jenkins, Azure DevOps, Kubernetes
7h
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
1mo
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Business Intelligence Developer
Reston, Virginia, United States
OnsiteFull Time
3+ YOE3+ years in BI/marketing analytics; strong SQL; dashboards for Marketing/Sales; segmentation logic; basic BI tooling knowledge.
Power BI, Looker, SQL, Python, Git, Jira, Trello, Salesforce, Marketo, HubSpot
2d
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IDB Invest - Data Engineer (Sr Officer) Officer (Washington D.C., US, 20577)
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOE4-5 years data engineering experience on Databricks; strong PySpark, Python; Delta Lake, Unity Catalog; CI/CD; English plus another official IDB language.
Databricks, Delta Lake, Delta Live Tables, Unity Catalog, PySpark, Spark SQL, Python, Azure Data Factory, Azure Data Lake Storage Gen2, Azure Blob Storage, Power BI, Tableau, MLflow
2mo
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System Engineer
Annapolis Junction, Maryland, United States
$112k-$275k/yr OnsiteFull Time
0+ YOEActive TS/SCI with polygraph; multiple experience levels; degree requirements with flexibility.
Linux, Python, C++, Java, SharePoint, Confluence, DODAF
HiringCafe market data
Python Developer Jobs market signals in Arlington, 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
4,300+
Hiring companies
860+
Fresh sample
49% new in 30d
Salary visibility
39% show pay
Companies appearing in this market
EYPatriot Group InternationalAbile GroupBCTBryceTechDeepgramEnvisioneeringGuidePoint Security
Work location mix in visible results
Onsite: 29Hybrid: 15Remote: 7
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