2mo
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Senior Systems Engineer
Vienna, Virginia, United States
OnsiteFull Time
5+ YOEBachelor’s in CS/Math/GIS or STEM; 5+ years in similar role; ArcGIS deployment/admin; Windows/Linux admin; scripting (Python/PowerShell/JavaScript/C#); networks; SQL/RDBMS skills; TS/SCI with SCI eligibility (active)
ArcGIS, ArcGIS Enterprise, ArcGIS Online, PowerShell, Python, JavaScript, C#, SQL, SQL Server, Oracle, PostgreSQL, Windows, Linux
1mo
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Senior Application Developer
Fairfax, Virginia, United States
$135k-$165k/yr HybridFull Time
12+ YOEActive Secret clearance, 12+ years on large integrated projects (or commensurate experience) with 5+ years Java development; expertise in Java SE/EE, Spring Boot, REST, CI/CD, containerization, and federal security/compliance.
Java, ColdFusion, JavaScript, C#, Java SE/EE, Spring Boot, RESTful services, Maven, Gradle, Git, Jenkins, GitLab CI, Docker, Kubernetes, AWS GovCloud, Microsoft Azure Government
1mo
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Solution Architect
Washington, District of Columbia, United States
OnsiteFull Time
10+ YOEBachelor in CS; 10+ years senior-level experience in designing/implementing enterprise tech/architecture; 10 years in technical solutions and software development; experience with Angular, C#, .NET, SQL, HTML, Bootstrap, CSS, JavaScript, Less; ability to obtain/maintain public trust.
Angular, C#, DOTNET, SQL, HTML, Bootstrap, CSS, JavaScript, Less
1w
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AR/VR/XR Visualization Research and Development Engineer
State College or Reston
$127k-$241k/yr OnsiteFull Time
2+ YOEBachelor's in engineering or science, 2+ years relevant experience (5+ for senior), proficiency in C#, Python or Java, XR and visualization development, systems/software engineering, eligibility for US security clearance.
C#, Python, Java, Unity, Unreal, AWS, Azure, Docker, Podman, Kubernetes, Helm, ActiveMQ, DDS, Kafka, PostGRES-PostGIS, TCP, UDP
2mo
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Platform DevOps Engineer
Colorado Springs or Huntsville or Chantilly
$62k-$141k/yr HybridFull Time
3+ YOE3+ years CI/CD (GitLab/Argo CD); Docker/Kubernetes; IaC (Helm/Terraform/Ansible); GitLab CI pipelines; C/C++/C#/tests; TS clearance; BS or 5+ yrs software dev.
GitLab CI, Argo CD, Docker, Kubernetes, Helm, Terraform, Ansible, C/C++, C, C#, Git
2w
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Threat Engineer
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
5+ YOEB.S. in science/engineering, 5+ years experience, missile defense or threat characterization experience, proficiency in MATLAB/Python/C/C++/C#/Java, strong communication, must hold interim Secret and obtain TS/SCI; U.S. citizenship required.
MATLAB, Python, C, C++, C#, Java
2w
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Technical Lead - Solutions Architect
Washington, District of Columbia, United States
$180k-$215k/yr HybridFull Time
10+ YOE5+ MgmtBachelor's degree,10+ years enterprise software experience,5+ years technical leadership; expertise in cloud (Microsoft Azure), application architecture, APIs, modernization, security, and DevSecOps; ability to obtain Tier 2 background investigation.
Python, C#, .NET, React, JavaScript/TypeScript, RESTful APIs, SQL, Microsoft Azure, Azure Government, Azure App Services, Azure Functions, Azure Storage, Azure Key Vault, Azure DevOps, Microsoft 365, SharePoint Online, Power Platform, Power Apps, Power Automate, Power BI, Dataverse, Microsoft Teams, Microsoft SQL Server, PostgreSQL, Git
5d
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Senior .Net Developer #1824528
Alexandria, Virginia, United States
$135k-$160k/yr OnsiteFull Time
10+ YOEU.S. citizen able to obtain Public Trust, 10+ years experience, advanced C#, .NET, ASP.NET Core, Angular, Microsoft SQL Server, RESTful API and web application development.
C#, .NET Core, .NET 6, ASP.NET Core, Angular, TypeScript, HTML, CSS, JavaScript, Entity Framework, Entity Framework Core, Microsoft SQL Server, Git, Microsoft Azure, Microsoft Azure App Services, Azure Functions, Azure SQL, Microsoft Azure DevOps, GitHub, Docker, Kubernetes, xUnit, NUnit, Jasmine, Karma, Cypress, Jenkins, GitHub Actions
5d
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Senior .Net Applications Developer
Washington, District of Columbia, United States
HybridFull Time
8+ YOE8+ years .NET application development experience, expertise with .NET Core/.NET 6, C#, Azure/DevOps, databases, web services, security protocols, and leading development teams.
Microsoft C#, .NET Core, Microsoft .NET 6, Microsoft .NET Framework 4.8, Microsoft Azure DevOps, GitHub Actions, Azure App Services, Azure Functions, Azure API Management, Azure Storage, Azure Key Vault, Entity Framework Core (EF Core), SQL Server, Oracle, Cosmos DB, MongoDB, jQuery, AJAX, Telerik Kendo UI, RESTful Web Services, Windows Services, ASP.NET Core, Entra ID (Azure AD), SAML, OAuth 2.0, OpenID Connect, JSON Web Token (JWT), RBAC, Windows Server 2019, Microsoft Visual Studio 2022, Azure Logic Apps, Event Grid, GraphQL
5d
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Senior .NET Developer
Washington, District of Columbia, United States
HybridFull Time
8+ YOE8+ years building enterprise .NET applications, experience with ASP.NET/.NET Core/.NET 6, C#, MVC/MVVM, Entity Framework, Oracle, REST/SOAP/JSON/XML, Agile; U.S. citizenship and ability to obtain a Position of Trust (public trust) clearance.
ASP.NET, .NET CORE, .NET 6, MVC, MVVM, Entity Framework, Oracle, Azure DevOps, C#, REST, SOAP, JSON, XML
2w
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Software Engineer (Front-End) / SES
Reston, Virginia, United States
OnsiteFull Time
3+ YOE3–5 years front-end experience with React/Blazor/Flutter, JavaScript/TypeScript, HTML5/CSS3, REST/gRPC API integration, CI/CD familiarity, basic SQL knowledge, and strong problem-solving.
React, Blazor, Flutter, JavaScript, TypeScript, HTML5, CSS3, gRPC, C#, .NET, RESTful APIs, Azure DevOps, Jenkins, DevExpress, SQL Server, MySQL, Docker, Azure, AWS, Kafka, Git, ASP.NET
1w
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Full Stack Developer
Arlington, Virginia, United States
$100k-$120k/yr HybridFull Time
3+ YOE5+ years full-stack experience with Python/JavaScript/C#/SQL, 3+ years JavaScript, degree in CS or related field, professional web development certification, experience with Azure/AWS, APIs, databases, and message brokers.
JavaScript, Python, SQL, C#, HTML, CSS, Typescript, jQuery, Angular, React, Node.js, Flask, Django, MySQL, Teradata, Apache, REST, gRPC, Azure, AWS, Kafka, EventHub, Azure DevOps, GitHub, Websockets, Databricks
1w
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API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yr HybridFull Time
5+ YOEUS citizen able to obtain Public Trust,5+ years in data engineering/integration, proficiency in Python, Java/JS, .NET (C#), RESTful APIs, XML, SQL/SQL Server, GCP, data formats (JSON, Parquet), and experience leading technical teams.
Python, Java, JS, C#, .NET, RESTful API, XML, SQL Server, SQL, CSV, TXT, JSON, Parquet, GCP, Apigee, Kong, Azure API Management, AWS API Gateway, LexisNexis, Oracle Mantas, Actimize, Fircosoft, Oracle Mantas, World-Check, Dow Jones, Chainalysis, Elliptic, TRM Labs
2mo
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Mid-Level CNO Reverse Engineer
Annapolis Junction, Maryland, United States
$105k-$200k/yr OnsiteFull Time
8+ YOETS/SCI with polygraph; bachelor’s degree or 12 years experience; 8 years reverse engineering; 5 years in reverse engineering; 5 years in REDACTED; strong programming in multiple languages.
Assembly, C, C#, C++, Java, Perl, Python, Reverse engineering tools
2mo
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SQL Systems Engineer Expert
Herndon, Virginia, United States
OnsiteFull Time
11+ YOETop Secret/SCI with Poly, bachelor’s degree required; 11+ years in systems engineering or enterprise Windows/SQL environments; strong AD, DNS/DHCP, SCCM, SQL Server, cloud and automation skills.
SQL Server, PowerShell, VBScript, C#, SCCM, Active Directory, DNS, DHCP, Azure, Windows Server, Cloud technology, Enterprise system integration
1mo
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Software Dev Engineer II, OMHS SCS
Arlington, Virginia, United States
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development, 2+ years design/architecture experience, 3+ years building large-scale embedded or distributed systems; proficiency with C#, C++, Java, or Perl; object-oriented design; Bachelor's degree required.
C#, C++, Java, Perl, CI/CD, AWS, Embedded Linux
1mo
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Senior Manager, AI Engineering (People Leader) (Gen AI Platform Services)
San Jose or San Francisco or McLean or Cambridge or New York
$251k-$286k/yr OnsiteFull Time
4+ YOE1+ MgmtBachelor's in CS/AI/EE/CE + 6 years or Master's + 4 years developing AI/ML; 1+ year people leadership; experience with LLM inference, similarity search/VectorDBs, cloud deployments; Python/C++/C#/Java/Golang; strong communication and technical judgement.
AWS Ultraclusters, Huggingface, VectorDBs, Nemo Guardrails, PyTorch, Python, C++, C#, Java, Golang, AWS, Google Cloud, Azure
2mo
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Technical Lead (.NET)
Rockville, Maryland, United States
$131k-$222k/yr HybridFull Time
10+ YOE5+ Mgmt10+ years software development, 5+ years leading teams, 3+ years React, US work authorized, Bachelor’s degree in CS.
C#, .NET, ASP.NET, JavaScript, React, Vue, SQL Server, T-SQL, Windows Forms, C++, Objective-C
1mo
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Engineering Director - Tax Product Development
New York or Boston or Chicago or Dallas or Grand Rapids or Houston or Washington or Philadelphia or Milwaukee or Denver or Seattle or Raleigh or Charlotte or Richmond or Atlanta or Orlando or Miami
$210k-$325k/yr OnsiteFull Time
10+ YOEBachelor's in CS/technology/engineering/math/finance/accounting with 10+ years tech experience (or HS/GED +12 years); 5+ years leadership preferred. Experience in cloud, AI, DevOps, microservices, CI/CD, containerization, SQL/NoSQL, C#, .NET, JavaScript/TypeScript, Python; Azure DevOps and ServiceNow; AZ-900 preferred.
Microsoft Office Suite, Azure, AWS, GCP, OpenAI, Anthropic, Docker, Kubernetes, SQL, NoSQL, C#, .NET, JavaScript/TypeScript, Python, Azure DevOps, ServiceNow, CI/CD, microservices, serverless, DevOps
3w
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Senior Software Engineer
Tysons, Virginia, United States
$113k-$148k/yr HybridFull Time
6+ YOEBachelor's in CS or equivalent experience, 6+ years professional software development, strong frontend and backend skills, OOP/SOLID, API design, database fundamentals, testing, debugging, and mentoring experience.
C# .NET, SQL Server, Kafka, Ember.js, React, Node.js, Python, Kubernetes, Azure, Redis, iOS, Android, Git, CI/CD, JSON, YAML, Docker, GraphQL, REST
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