17 open source jobs at 12 companies in Winchester, VA

4w
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Open Source Intelligence Investigator
Reston, Virginia, United States
$102k-$158k/yr HybridFull Time
SOSi
SOSi: Provides technology and mission solutions for national security.
15+ YOEActive TS/SCI with Polygraph, 15+ years or SME, advanced OSINT and social media tradecraft, deep/dark web familiarity, strong research and targeting skills, briefing experience, and Microsoft Office proficiency.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
4w
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Open Source Intelligence Investigator
Reston, Virginia, United States
$102k-$213k/yr HybridFull Time
SOSi
SOSi: Provides technology and mission solutions for national security.
15+ YOEActive TS/SCI with polygraph, 15+ years relevant experience (or SME), advanced OSINT and social media tradecraft, targeting experience, ability to produce intelligence assessments and briefings, MS Office proficiency.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1mo
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Open-Source Practitioner (JR) Language Enabled
Reston, Virginia, United States
OnsiteFull Time
BTS Software Solutions
BTS Software Solutions: Provides software engineering and technical solutions for defense missions.
3+ YOETS/SCI w/ Poly, graduate OSINT training, DLPT 2+/2+ in listed languages, 3+ years intelligence experience with BA/BS, experience with COTS OSINT tools and social media exploitation.
Berber Hunter Tool Kit, SILO, SCRAAWL, Data Miner, Babel, Python, Java, R Script, JEMA, Microsoft Office, Microsoft SharePoint
1mo
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Mid Open-Source Practitioner (Mid) Language Enabled
Reston, Virginia, United States
OnsiteFull Time
BTS Software Solutions
BTS Software Solutions: Provides software engineering and technical solutions for defense missions.
8+ YOETS/SCI w/ Poly, 8+ years intelligence experience with BA/BS, government OSINT training, DLPT language proficiency, OSINT tool expertise, and experience collecting/exploiting PAI and social media.
Berber Hunter Tool Kit, SILO, SCRAAWL, Data Miner, Babel, Python, Java, R Script, JEMA, Microsoft Office, Microsoft SharePoint
2mo
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Language-Enabled Open-Source Intelligence (OSINT) Analyst
Reston or Patrick Space Force Base
$79k-$135k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
3+ YOERequires TS/SCI (polygraph) clearance, U.S. citizenship, language capability (Russian, Mandarin, Farsi, Arabic, Spanish), Bachelor's/Master's in intelligence or equivalent experience, and recent OSINT experience.
3mo
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Sr. All-Source Analysis (Strategic Operations)
Fort Meade, Maryland, United States
OnsiteFull Time
Prescient Edge
Prescient Edge: Provides intelligence, security, and defense support services.
3+ YOESenior-level all-source intelligence analysis with CI/ HUMINT experience; TS/SCI with polygraph clearance preferred; strong background in strategic counterintelligence and open-source data integration.
2mo
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Senior Manager, Data Scientist -Retail Bank Data Science Experimentation Lead
McLean, Virginia, United States
$230k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
7+ YOEBachelor's/Master's/PhD in quantitative field plus years of analytics experience; 2+ years with open-source languages and ML; experience with relational databases; leadership experience preferred.
Python, R, Scala, AWS, Relational Databases
2d
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Intelligence Targeting Analyst
Chantilly, Virginia, United States
$95k-$105k/yr OnsiteFull Time
KACE
KACE: Delivers mission support and language services to government agencies.
5+ YOEBachelor's degree and 5+ years' analytic experience supporting investigations; proficiency with financial data, open-source research, and analytical tools; U.S. citizenship and favorable background checks required.
ArcGIS, PLX, PenLink, i2 Analysts Notebook, Microstrategy, Tableau, QLIK, SWB Trac, FINCEN
1w
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Intelligence Analyst (Temporary)
Seattle or Herndon
$91k/yr OnsiteFull Time
Concentric
Concentric: Security and risk management services for corporations and private clients.
2+ YOEBachelor's degree,2+ years in analytical or intelligence roles,open-source research/OSINT,investigative techniques,report writing,handling confidential information,and strong communication and critical thinking skills.
Risk Intelligence Dashboard, GEAR App
1mo
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AI & ML Engineer
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experience building and deploying ML/AI solutions to production, Python and object-oriented programming, fine-tuning open-source models and LLMs, Docker, TS/SCI clearance with polygraph, Bachelor's degree.
Python, Docker, Qdrant, Postgres, LLMs, MITRE ATT&CK
1mo
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AI & ML Engineer
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience building and deploying ML/AI solutions; Python, OOP, containerization (Docker); fine-tuning open-source models and using LLMs; TS/SCI clearance with polygraph; Bachelor\u0002s degree required.
Python, Docker, Qdrant, Postgres, MITRE ATT&CK, LLMs
2mo
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Software Engineer - Chantilly, Virginia, United States
Chantilly, Virginia, United States
$135k-$175k/yr OnsiteFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
Onsite in Chantilly, VA; US citizen eligible for security clearance; cloud/DevOps (AWS) with Kubernetes; Go (or similar), Python, Java; SDLC; DevOps/CI/CD; open source; relational databases; mentorship.
Go, Python, Java, Kubernetes, AWS, Azure, GitLab, CI/CD
1mo
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Software Engineer
Reading or Oslo or Herndon or Stockholm or Paris or Sydney
HybridFull Time
Pexip
PexipOslo Stock Exchange: PEXIP: Secure video conferencing and collaboration platform for global organizations.
Experience with Python automation on Linux, virtualization (VMware/KVM), containerization (Docker/podman), OS and networking fundamentals; cloud deployment experience (AWS/GCP/Azure) and open-source contributions preferred. Right to work in the UK required.
PexOS, Python, Linux, VMware, KVM, Docker, podman, C, Rust, AWS, GCP, Azure, Dpkg, RPM
4w
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Cleared Data Scientist
Chantilly, Virginia, United States
$91k-$142k/yr OnsiteFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
3+ YOEActive TS/SCI with Polygraph, US citizenship, degree+experience (e.g., Bachelor's +3 yrs) required; proficiency with Python, SQL/PostgreSQL, Spark, Git, Tableau, cloud platforms, ML, and experience with cyber/open-source datasets.
Python, SQL/PostgreSQL, Spark, Git, Apache NiFi, Tableau, AWS, Google Cloud Platform (GCP), Microsoft Azure, Shodan, Censys.IO, Pentaho, Kafka
1mo
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Penetration Tester (Part Time & Remote)
Sterling or United States
$50-$85/hr RemotePart Time, Contract
TestPros
TestPros: Provides independent IT assessment and cybersecurity compliance services.
5+ YOEMinimum 5 years penetration testing experience; proficiency with CLI, scripting (Python, Bash, PowerShell, C/C++), commercial and open-source pentest tools; desired Security+, CEH, GPEN, OSCP, AWS certifications; strong communication and consulting skills.
Windows, macOS, Linux, Python, Bash, PowerShell, C/C++, Metasploit, Nikto, SQLMAP, Responder, Nessus, Netcat, Burp Suite, OWASP, OSSTMM, PTES, FedRAMP, NIST
5d
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Dark Web/Crypto Currency Analyst
Falls Church or Chantilly
$115k-$135k/yr OnsiteFull Time
KACE
KACE: Delivers mission support and language services to government agencies.
5+ YOEBachelor's preferred,5+ years crypto investigation experience,Top Secret clearance desired,U.S. citizen or legal permanent resident,3 years residency in last 5,background and credit checks required,blockchain and open-source intelligence skills.
Qlik, MicroStrategy, Tableau, i2 Analyst Notebook, TOR
2d
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AI and ML Engineer
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience building and deploying production AI/ML solutions, Python and OOP, fine-tuning open-source models and LLMs, Docker, experience with vector/relational databases and on-prem compute; ability to obtain TS/SCI with polygraph; bachelor\u0002s degree.
Python, Docker, Qdrant, Postgres, MITRE ATT&CK, LLMs