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123 open source jobs at 44 companies in Leesburg, VA

1mo
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Open Source Analyst, Junior
Quantico, Virginia, United States
$60k-$75k/yr OnsiteFull Time
The Bison Group
The Bison Group: Provides intelligence and technology services for national security missions.
1+ YOE1–3 years OSINT experience, completed joint-accredited OSINT course, TS/SCI clearance, ability to collect/analyze open-source data, use MA tools and classified networks, and produce written reports and briefings.
NIPRNet, SIPRNet, SCINet, Managed Attribution (MA) software, Word, PowerPoint
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2w
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Open Source Analyst
Annapolis Junction, Maryland, United States
OnsiteFull Time
Ecompex
Ecompex: Provides professional services and technical solutions to federal agencies.
4+ YOEUS citizen with Bachelor’s degree, Top-Secret/SCI clearance, DHS suitability, 4+ years relevant analytic experience, strong writing/presentation, and experience with Analyst's Notebook or similar tools.
Analyst's Notebook
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1w
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Open Source Research Resident, Emerging Technology & Security
Washington or Pittsburgh or Santa Monica or Boston or United States
$90k-$274k/yr HybridFull Time
RAND
RAND: Provides research and analysis for public policy and security.
5+ YOEConduct open-source investigations on AI, biosecurity, and national security; produce decision-ready assessments; strong analytic tradecraft and source judgment required.
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3w
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Open-Source Intelligence (OSINT) Analyst
Quantico, Virginia, United States
$80k-$95k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
8+ YOEActive TS-SCI clearance required, 8+ years analytic experience preferred, bachelor’s degree preferred, strong all-source research, data/trend analysis, written/verbal communication, and Microsoft Office proficiency.
Bloomberg, Microsoft SharePoint, Microsoft Word, Microsoft Excel, Microsoft Outlook
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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
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2mo
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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
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2w
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Junior Open Source Intelligence (OSINT) Analyst
Quantico, Virginia, United States
OnsiteFull Time
Global Dimensions
Global Dimensions: Provides intelligence, IT, and language solutions to government agencies.
3+ YOEU.S. citizenship and active TS/SCI clearance, 3+ years OSINT or intelligence analysis experience, completion of accredited OSINT training, proficiency with commercial OSINT tools and Microsoft Office, strong analytical and communication skills.
NIPRNet, SIPRNet, SCINet, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Python
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2w
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Open-Source Intelligence (OSINT) Analyst - Team Lead
Quantico, Virginia, United States
OnsiteFull Time
VMD Corp
VMD Corp: Provides airport security screening and federal IT services.
8+ YOEActive Top-Secret/SCI clearance, 8+ years OSINT/risk analysis experience, bachelor’s degree required, proficiency with LexisNexis, Dun & Bradstreet, Bloomberg, and commercial registry research.
LexisNexis, Dun & Bradstreet, Bloomberg
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3mo
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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.
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1d
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Open Source Intelligence (OSINT) Policy and Governance Specialist
Reston, Virginia, United States
OnsiteFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
8+ YOEBachelor's degree, active Top Secret/SCI clearance with polygraph, and 8+ years of experience in operational effectiveness, project management, data analytics, policy, or governance.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
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1mo
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All Source Intelligence 2026
Bethesda, Maryland, United States
$55k-$97k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Provides aerospace, defense, and security products and technology services.
Analyzing classified and open-source intelligence, preparing assessments and intelligence reports, conducting threat and vulnerability analysis; TS/SCI clearance preferred; experience with signals and technical analysis and presenting findings.
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2mo
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Language Enabled All Source Intelligence Analyst, Lead
Annapolis Junction, Maryland, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years in open source collection in hard target environments; TS/SCI clearance; Mandarin DLPT 3; HS diploma or GED; experience with VMs, OPSEC, open-source research; willingness to work in Linux/CLI and programming for scripting.
Linux, VMs, open-source tooling, scripting
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2mo
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Language Enabled All Source Intelligence Analyst, Lead
Annapolis Junction, Maryland, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years open source collection experience; Mandarin DLPT score; TS/SCI clearance; HS diploma or GED; Linux/command-line familiarity; scripting and automation skills a plus.
Linux, Command-line, Scripting, Open Source Research Tools
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2mo
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Sr Staff Software Engineer - (Platform Engineering/Java/Temporal/SRE/Open Source) - *HYBRID*
Renton or Bethesda
$115k-$260k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
8+ YOEStrong Java/Go, experience designing scalable, hybrid-cloud platforms; SRE/open-source background; incident management; cloud and on-prem architecture; leadership and mentoring.
Java, Go, Kubernetes, Docker, AWS, GCP, Azure, CI/CD, Linux
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4w
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STINGRAI Global Open-Source Threat (GOST) Requirements Integrator - 29331
Washington, District of Columbia, United States
$84k-$150k/yr OnsiteFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
5+ YOEActive TS/SCI clearance, experience with OSINT and all-source analysis, RFS/integration experience, ability to translate customer requirements into actionable collection and analytic tasks.
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2mo
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VTD Analyst (Verification & Triage Division)
Stafford, Virginia, United States
HybridFull Time
The Prospective Group
The Prospective Group: A women-owned small business delivering IT management consulting to government and commercial clients.
Open-source research, FCL eligibility, risk indicators, due diligence, and reports.
Bloomberg, PitchBook, Orbis
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2mo
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Senior Software Developer - IT
Silver Spring, Maryland, United States
$83k-$97k/yr OnsiteFull Time
General Conference of Seventh-day Adventists
General Conference of Seventh-day Adventists: World headquarters managing the Seventh-day Adventist Church administration.
Senior Java developer with Spring, REST, open-source tech, SDLC, and architectural leadership; mentoring and collaboration required.
Java, Spring, REST, Git, Open Source
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3mo
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Unified Communications Integration Engineer, Public Safety
Washington, District of Columbia, United States
$141k-$188k/yr HybridFull Time
Axon
AxonNASDAQ: AXON: Develops weapons and software for law enforcement and safety.
3+ YOE3+ years VoIP/UC deployment; open-source UC (Kamailio, FreeSWITCH, Asterisk); networking; Linux; AWS; Docker/Kubernetes.
Kamailio, FreeSWITCH, Asterisk, SIP, SDP, RTP, WebRTC, Linux, bash, AWS, Docker, Kubernetes
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3mo
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Manager, Data Scientist - Credit Review
McLean or Charlotte or Richmond or New York or Plano or Riverwoods
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOESix years analytics with a quantitative degree; 1+ year ML; 1+ year SQL/Relational DB; open-source tech experience.
Python, Conda, AWS, H2O, Spark, Open Source Tools, Relational Databases, Cloud Computing Platforms
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2mo
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Lead Consultant, Gen AI
Arlington or Chicago or Remote
$120k-$140k/yr RemoteFull Time
Lovelytics
Lovelytics: Independent data analytics and technology consulting services.
3+ YOE3–5 years ML/NLP; 1–2 years with LLMs/GenAI; Databricks; open-source LLM tooling; strong communication.
Hugging Face Transformers, LangChain, Databricks, MLFlow, Delta Tables, LlamaIndex, DSPy, Mosaic AI Eval, OpenAI GPT, LLaMA, Claude
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