122 open source jobs at 45 companies in Baltimore, MD

3mo
Save
Mark Applied
Hide
SME Open Source Analyst
Annapolis Junction, Maryland, United States
OnsiteFull Time
Ecompex
Ecompex: Provides professional services and technical solutions to federal agencies.
10+ YOEUS citizen with TS clearance, Bachelor's degree (Master's preferred), 10+ years experience, DHS suitability ability, strong analytical and communication skills, familiarity with open-source tools and government collaboration.
Analyst's Notebook, open source analysis tools, network mapping and correlation tools, big data tools
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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.
3d
Save
Mark Applied
Hide
Open Source Intelligence (OSINT) Policy and Governance Specialist
Washington, District of Columbia, United States
$98k-$163k/yr OnsiteFull Time
Guidehouse
Guidehouse: Provides management and technology consulting services to diverse organizations.
8+ YOEActive Top Secret/SCI with polygraph, bachelor's degree, 8+ years experience in operational effectiveness/project management/policy/analytics, strong writing and communication, Microsoft Office proficiency.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
1mo
Save
Mark Applied
Hide
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.
3mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
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.
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Manager, Data Scientist
McLean or Richmond
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
1+ YOEBachelor/Master/PhD in a quantitative field with years of analytics experience; open-source programming; ML; relational databases; strong communication.
Python, Conda, AWS, Spark, SQL, R
2mo
Save
Mark Applied
Hide
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
5d
Save
Mark Applied
Hide
Intelligence Specialist
Fort Meade Naval Facilities, Maryland, United States
$144k-$187k/yr OnsiteFull Time
Department of the Navy
Department of the Navy: Conducting maritime military operations and maintaining naval defense readiness.
1+ YOEAt least 1 year of specialized intelligence experience including gathering requirements, translating exercise plans, integrating all-source and open-source information into top-level assessments, and planning/executing exercises; must meet pre-employment screening.
2mo
Save
Mark Applied
Hide
Russia & Ukraine Intelligence Analysis Internship Fall 2026
Washington, District of Columbia, United States
HybridFull Time
Institute for the Study of War
Institute for the Study of War: Provides research and analysis on global armed conflicts.
0+ YOEEntry-level candidates with strong writing, editing, and open-source analysis skills; proficiency in Russian (Ukrainian a plus); able to work in the United States.
1w
Save
Mark Applied
Hide
Associate - D.C.
Washington, District of Columbia, United States
OnsiteFull Time
Command Group
Command Group: Integrated security and risk management consulting for global clients.
Conduct primary and secondary open-source research, draft and edit client deliverables, support proposals and capability briefs, and coordinate with internal teams and partners.
3mo
Save
Mark Applied
Hide
Federal Account Executive - NIH / CDC
Arlington, Virginia, United States
$113k-$179k/yr RemoteFull Time
Elastic
ElasticNYSE: ESTC: Software platform for search, security, and observability.
SaaS sales in complex federal civilian accounts; experience with HHS, NIH, or CDC; strong forecasting and open source experience; Salesforce (SFDC) proficiency.
Salesforce, Open Source
2mo
Save
Mark Applied
Hide
Evergreen Posting: Automated Test Engineer (SDET)
North Bethesda or United States
RemoteFull Time
Coforma
Coforma: Designs and builds digital solutions for the public good.
3+ YOE3+ years automated testing experience; open-source languages; modern testing frameworks; CI/CD experience; government/federal consulting preferred.
JavaScript, TypeScript, Ruby, Python, Java, React, Rails, Node, Next, Angular, Spring, Jest, Testing Library, Mocha, Playwright, Cypress, Shell, SQL, DynamoDB, MongoDB, PostgreSQL, Terraform, Serverless, Amazon CDK, GitHub Actions, Jenkins, CircleCI
3mo
Save
Mark Applied
Hide
Investigator
Washington, District of Columbia, United States
$62k-$78k/yr RemoteFull Time
American Oversight
American Oversight: Nonprofit watchdog enforcing the public right to government records
2+ YOE2+ years in government investigations or policy research; strong analytical, communication, and project management skills; experience with public records requests and open-source research.
Airtable, DocumentCloud, Microsoft Office, Google Workspace