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23 open source jobs at 15 companies in Maryland

3mo
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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
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1d
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Open-Source Analyst, Lead
Tampa or Colorado Springs or Fort Meade
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
10+ YOE10+ years conducting OSINT, experience with all‑source/social media analysis, network mapping, structured online research, and producing operational assessments; TS/SCI clearance required; Bachelor's or Master's with additional experience.
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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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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.
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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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1mo
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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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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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2mo
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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
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4w
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Russian Operational Language Analyst
Annapolis Junction or Suitland
$74k-$153k/yr OnsiteFull Time
SOSi
SOSi: Provides technology and mission solutions for national security.
4+ YOEActive in-scope TS/SCI with CI Poly; Associates degree plus 4+ years cryptologic language processing (or equivalent); ILR L3 listening OR reading within 2 years; all-source research, open-source data-mining, and IC database/analysis tool experience.
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2mo
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Target Digital Network Analyst
Fort Meade, Maryland, United States
OnsiteFull Time
Orbis Operations
Orbis Operations: Defense and intelligence firm providing situational awareness and training.
5+ YOEActive TS/SCI clearance with polygraph; extensive DNI/DNR, network analysis, and open-source data experience; ability to run complex queries and develop target profiles.
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2mo
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Software Engineer - TS/SCI w/Poly
Annapolis Junction, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
20+ YOE20 years SWE exp; TS/SCI with poly; BS CS or related; Open Source NoSQL, Java/C/C++, REST, Kubernetes; Solaris/Linux exp.
Java, C, C++, Kubernetes, Ansible, Terraform, RESTful services, Linux, Solaris, HBase, Accumulo, BigTable
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3w
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Investigator, Special Investigations Unit (Aetna SIU)
Connecticut or Idaho or Arkansas or Vermont or Georgia or Texas or Minnesota or New Mexico or Montana or Iowa or Michigan or California or Oregon or Maine or Wisconsin or Washington or New York or North Dakota or Kansas or New Jersey or Nebraska or Indiana or Nevada or Rhode Island or Louisiana or Kentucky or Tennessee or Mississippi or Ohio or Oklahoma or West Virginia or Massachusetts or Maryland or South Carolina or Alabama or Missouri or Utah or Arizona or Virginia or South Dakota or Illinois or North Carolina or Florida or Colorado or Pennsylvania or New Hampshire or Wyoming or Delaware
$44k-$94k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
1+ YOE1-3 years healthcare fraud investigative experience; proficiency with Microsoft Word, Excel, Outlook, open-source database search tools and social media; ability to travel for business and legal proceedings.
Microsoft Word, Microsoft Excel, Microsoft Outlook, open source database search tools, social media
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4w
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Sr. Software Engineer (SDK & Integrations)
Arizona or California or Colorado or Delaware or Maryland or Massachusetts or Missouri or New Jersey or Nevada or New York or North Carolina or Oregon or Oklahoma or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$150k-$180k/yr RemoteFull Time
Identity Digital: A leading registry of generic top-level domain name extensions.
5+ YOE5+ years commercial software engineering; fluency in TypeScript and Python and working proficiency in Go; strong DNS, HTTP/TLS, crypto, API design, CI/CD, and open-source publishing experience; bachelor's degree or equivalent.
TypeScript, Python, Go, LangChain, LangGraph, LlamaIndex, CrewAI, Microsoft Agent Framework, OpenAI Agents SDK, Cloudflare Workers, Fastly Compute, Vercel Edge, npm, PyPI, Go module proxy, WebAssembly (WASM), SPIFFE/SPIRE, WebID, GitHub, JWTs, JWK Sets, ES256, Ed25519
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1mo
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Chinese PAI Research & Translation (Mandarin Linguist)
Suitland, Maryland, United States
OnsiteFull Time
V2X
V2XNYSE: VVX: Provides logistics, facility management, and mission support services.
1+ YOEMandarin proficiency ILR ≥ 2.0 with current test score, ability to translate S&T materials, experience with managed-attribution systems and open-source tradecraft, strong written/oral communication and organization, 1+ year MS Office experience.
Microsoft Office Suite, managed attribution systems
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1w
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Cultural Subject Matter Expert
Rockville, Maryland, United States
$155k-$180k/yr OnsiteFull Time
Clear Fracture
Clear Fracture: Automating data orchestration with an agentic AI engineering platform.
8+ YOEActive Top Secret/TS-SCI clearance,8+ years cultural/regional professional experience,5+ years intelligence analysis,professional Mandarin proficiency,Bachelor's degree or equivalent experience,advanced open-source research and analytic tradecraft.
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3mo
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System Engineer
Annapolis Junction, Maryland, United States
$182k-$233k/yr OnsiteFull Time
Intelliforce
Intelliforce: Provides engineering and technical solutions for the intelligence community.
12+ YOETop Secret clearance with Full Scope Polygraph; US citizenship; 12 years relevant experience with a technical bachelor’s; 4 years substitute option; strong Python, networking, data parsing; open source research; Jira/Confluence; automation and vulnerability analysis.
Python, Git, Jira, Confluence, Open Source Research, Networking Protocols
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2mo
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AP108 HEASARC Senior Scientific Software Developer
Greenbelt, Maryland, United States
OnsiteFull Time
ADNET Systems
ADNET Systems: Provider of information systems and scientific research services to government agencies.
Experience maintaining large codebases; proficiency in C/C++ and scripting; modern software practices; open-source project management; multi-language codebase; strong technical communication; BS in Physics, Astronomy, Computer Science or related field; US citizenship or permanent residency; ability to obtain NASA Tier 1 clearance.
C, C++, Fortran, Python, Perl, Shell, Git, CI/CD, CMake, Autotools
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