3w
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Principal Engineer, Software (R5285)
United States or San Diego or San Francisco or Dallas or Washington
$220k-$330k/yr RemoteFull Time
15+ YOE15+ years building large production software; strong in TypeScript/C++/Go/Python/Rust; 5+ years React/Node/TypeScript and web applications; experience with Git, Linux, Docker, CI/CD, cloud (Azure/GCP/AWS); client-side LLM context management; strong UX/design and research skills.
TypeScript, C++, Go, Python, Rust, Git, React, Node, JavaScript, Linux, Docker, CI/CD, Azure, GCP, AWS, WebGL, Playwright, Electron, DOM, WebSocket, SSE, HTTP Streaming, LLM
1mo
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Senior Frontend Software Engineer - Ground Software
Laurel or Austin or Greenwood Village
$120k-$190k/yr HybridFull Time
6+ YOERequired: Bachelor's in CS or related, 6+ years frontend experience, deep React and TypeScript, design system and component library experience, Yarn/Babel/Material-UI, Git, REST APIs, mentoring ability, and ability to obtain security clearance.
React, TypeScript, C# .NET, Docker, Kafka, REST, Yarn, Babel, Material-UI, Git, TanStack Query, WebAssembly (WASM), WebGL
2mo
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Scientific Software Developer (DC, NoVA)
Tysons, Virginia, United States
OnsiteFull Time
Ph.D., M.S., or B.S. in a scientific or engineering field; strong C++ OO design; substantial software development; modern C++20/23; U.S. citizen; background check; government-site work.
C++, C++20, C++23, TypeScript, Python, Java, Boost, Eigen, Linux, Windows, Mac, OpenGL, OpenSceneGraph, WebGL, Qt, Java Swing, Material UI, OpenMP, MPI, CUDA
3w
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Senior Front End Angular Engineer
McLean, Virginia, United States
HybridFull Time
5+ YOE5+ years front-end experience (3+ years with Angular); deep RxJS and TypeScript v5+ expertise; experience with Angular Signals, PrimeNG, Chart.js, modern CSS/SCSS, accessible HTML, and front-end performance optimization; familiarity with AI dev tools.
Angular, RxJS, TypeScript, CSS, SCSS, HTML, PrimeNG, Chart.js, Cursor.ai, Three.js, WebGL, Golden layout, Infragistics Ignite UI for Angular, AG Grid, C#, .NET 10, WebAssembly (WASM)
3w
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SAP NS2 Full Stack Developer - Top Secret, CI Polygraph required
Herndon or Springfield or Washington
$107k-$231k/yr OnsiteFull Time
3+ YOE3–5 years software development experience; proficiency with JavaScript/Node.js and Express, front-end frameworks (React/Vue/Angular), SAP HANA/SQLScript, Docker and OpenShift, PKI/X.509 and mTLS, RHEL administration, Git workflows.
SAP HANA, SQLScript, SAP CAP, Node.js, Express.js, OpenCV, pngjs, Docker, Red Hat OpenShift, RHEL, OpenShift Container Registry, SAP HANA client driver, X.509, mTLS, CAC/PIV, HTML5, CSS3, React, Vue, Angular, D3.js, Three.js, WebGL, Apache NiFi, KNIME, Airflow, Talend, Git, GitHub, PowerShell, Bash, Docker Compose, XSA, OpenShift Operators, Helm
2mo
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Sr. Software Engineer, TS/SCI w/poly
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
14+ YOEActive TS/SCI clearance with polygraph; 14+ years software engineering; Bachelor’s in Computer Science or related field, or 4 years experience in lieu of degree; strong JavaScript, Flask/Django/Spring Boot; data pipelines; collaboration and communication.
JavaScript, TypeScript, React, Solid, jQuery, Flask, Django, Spring Boot, D3, SVG, Canvas, WebGL, WebGPU
2mo
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Sr Applications Developer
Silver Spring or United States
$125k-$145k/yr HybridFull Time
5+ YOE5+ years web application development; JavaScript/TypeScript; React/Angular/Vue; AWS; REST; geospatial visualization; GenAI experience.
JavaScript, TypeScript, React, Angular, Vue.js, AWS, WebGL, Canvas, Three.js, D3.js, GeoJSON, REST API, GenAI, Docker, Kubernetes
3w
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GIS Solution Engineer - Geo Experience Center
Vienna or Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Washington
$79k-$131k/yr OnsiteFull Time
2+ YOE2+ years using Esri technology, 1+ years industry experience, Python and JavaScript programming, ArcGIS IT understanding, geodatabase/DBMS and cloud familiarity, travel 25–50%, bachelor\u0002s degree required, U.S. work authorization required.
ArcGIS, Python, JavaScript, Microsoft Azure, AWS, React, WebGL
2w
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Systems Architect / Technical Product Lead (All levels)
Chantilly, Virginia, United States
OnsiteFull Time
7+ YOE7+ years enterprise architecture and full‑stack leadership for simulation, digital‑engineering, and data platforms; MBSE/SysML, modeling & simulation, TypeScript/JavaScript, React, Python/C++/Rust, Kubernetes; U.S. citizenship and ability to obtain DoD Secret/TS/SCI.
MBSE, SysML, TypeScript, JavaScript, React, REST, GraphQL, gRPC, Python, C++, Rust, Kubernetes, MATLAB/Simulink, WebGL, Three.js, R3F, Cesium, Cameo Systems Modeler, Teamwork Cloud, Jama, DOORS
2mo
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Sr. Software Engineer, TS/SCI w/poly
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
14+ YOEActive TS/SCI clearance with poly; 14+ years software engineering; BS in Computer Science or 4 years of relevant experience in lieu of degree; strong JS/TS and web frameworks; data pipelines.
JavaScript, TypeScript, React, Solid, jQuery, Flask, Django, Spring Boot, D3, SVG, Canvas, WebGL, WebGPU
3mo
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Senior Software Engineer / Visualization Developer
Laurel, Maryland, United States
$170k-$260k/yr OnsiteFull Time
14+ YOEActive TS/SCI with Polygraph; U.S. citizenship; 14+ years software engineering; BS in Computer Science or related; strong communication; able to work independently and in a team.
JavaScript, TypeScript, React, jQuery, JSON, D3, SVG, Canvas, WebGL, WebGPU
1mo
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Senior Data & Graphics Editor, CNN
Atlanta or New York or Washington or Burbank
$80k-$148k/yr HybridFull Time
7+ YOE7+ years in newsroom or data visualization/cartography; strong portfolio of map-driven journalism; advanced geospatial analysis and mapping tool experience; proficiency with Illustrator, ai2html, HTML/CSS/JavaScript, Python/R/SQL, Excel and Git.
QGIS, ArcGIS, Mapbox, MapLibre, D3.js, WebGL, Illustrator, ai2html, HTML, CSS, JavaScript, Python, R, SQL, Microsoft Excel, Git
1w
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Unity 3D Developer Intern
Fredericksburg, Virginia, United States
$21-$30/hr OnsiteInternship
Obsidian Solutions Group: Delivers technology-enabled and mission-oriented solutions to government agencies.
Currently enrolled senior or recent graduate in CS/Software Engineering, experience with Unity and C#, familiarity with Git, portfolio/GitHub required, strong problem-solving and communication skills.
Unity, C#, Git, GitHub, VERTEX, WebGL, Android, REST API, Blender, Maya, AR/VR
2w
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Sr. Front-End Software Engineer (Geospatial & Middleware)
Sterling, Virginia, United States
OnsiteFull Time
8+ YOEActive Top Secret clearance, Bachelor’s in CS or related,8+ years front-end experience, strong JavaScript and modern frameworks, Protobuf and middleware experience, experience with Kafka/RabbitMQ/ActiveMQ/ZeroMQ, API development, geospatial UI experience.
JavaScript, React, Angular, Vue, Protobuf, Apache Kafka, RabbitMQ, ActiveMQ, ZeroMQ, gRPC, FlatBuffers, Avro, GitLab, AMQP, MQTT, Data Distribution Services, Cesium JS, Open Layers, Leaflet, Mapbox, WebGL
1w
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Software Engineer - Frontend Development
Reston, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's in computer science, 2 years relevant experience, JavaScript/TypeScript, React, HTML/CSS, strong communication, US citizenship and eligibility for security investigation.
JavaScript, TypeScript, React, HTML, CSS, Spring Boot, Redux, WebGL, OpenGL, Java, Python
3mo
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Software Developer II - Web Application
Greenbelt, Maryland, United States
RemoteFull Time
2+ YOE2+ years web app development; JS/TypeScript; React/Angular/Vue; AWS; REST/GraphQL; geospatial visualization; performance optimization; ability to obtain security clearance.
JavaScript, TypeScript, React, Angular, Vue.js, AWS, REST API, GraphQL, WebGL
1mo
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Visualization & Simulation Software Engineer (Geospatial/RF Systems)
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEUS citizen with BS in engineering, 5+ years software development, strong JavaScript/TypeScript and Three.js skills, Python proficiency, 3D math and spatial algorithms, full-stack (REST APIs/WebSockets), and ability to obtain TS/SCI with polygraph.
Three.js, JavaScript, TypeScript, Python, WebSockets, REST APIs, WebGL, PyVista, VTK, Docker, GLSL, WebGPU
1mo
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Cloud Software Engineer
Columbia or Laurel
$115k-$155k/yr OnsiteFull Time
3+ YOEActive Top Secret (TS/SCI) with polygraph required, U.S. citizenship required. Bachelor's in a technical discipline (or +2 years experience), 3 years software development, experience with Java, Kotlin, TypeScript, React/Redux, Protobuf, WebSocket, WebGL, Git; willing to obtain AWS/Kubernetes certifications.
Java, Kotlin, TypeScript, React, Redux, Protobuf, WebSocket, WebGL, Git, Kubernetes, AWS
3mo
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Senior Software Engineer – Frontend
Arlington, Virginia, United States
$120k-$206k/yr HybridFull Time
6+ YOE6+ years in frontend development; strong React, Next.js, TypeScript; REST/WebSocket/SignalR; WebGL/Canvas; AWS, CI/CD; collaboration across hybrid teams.
React, Next.js, TypeScript, WebGL, Canvas, WebSockets, SignalR, REST APIs, AWS, Git, CI/CD
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